Publications

2007

V. Pokropivny, I. Hussainova, R. Lohmus, A. Lohmus, A. Pokropivny, D. Erts. Models of cohesive contact phenomena in nanotribology. J. Phys…. submitted

D. Erts, U. Malinovskis, I. Muiznieks, E. Tuite. Mechanical and Electroconductive Properties of Spatialy Distributed Double Stranded DNA Arrays on Au (111). Thin Solid Films, in press

Z. Li, J. Andzane, D. Erts, J.M. Tobin, K. Wang, M.A. Morris, G. Attard, J. D. Holmes A New Supercritical Fluid Method for Growing Carbon Nanotubes. Advanced Materials, in press.

B Polyakov, J Prikulis, L Grigorjeva, D Millers, B Daly, J D Holmes, D Erts. Photoconductivity of Germanium Nanowire Arrays Incorporated in Anodic Aluminum Oxide. J. Phys.: Inst. Conf. Series, in press.

D. Erts, A. Lohmus, J. D. Holmes, H. Olin. Probing of nanocontacts inside a transmission electron microscope. (In: “Fundamentals of Friction and Wear on the Nanoscale”, Springer (2007)

2006

B. Daly, D.C. Arnold, J. S. Kulkarni,O. Kazakova, M.T. Shaw, S. Nikitenko, D. Erts, M.A. Morris, J. D. Holmes. Synthesis and Characterisation of Highly Ordered Cobalt-Magnetite Nanocable Arrays, Small, 2, Nr 11, 1299-1307 (2006)

L.T. Ngo, D. Almecija, J.E. Sader, B. Daly, N. Petkov, J.D. Holmes, D. Erts, J.J. Boland. Ultimate Strength of Germanium Nanowires Nano Lett., 6, No 12, 2964-2968 (2006) (research highlight in Nature 444,Nov 30, 2006, p. 522-523 )

H.T.A. Brenning, S.E. Kubatkin, D. Erts, S.G. Kafanov, T. Bauch, P. Delsing. A single electron transistor combined with an atomic force microscope probe. Nano Lett. 6, 937 (2006) (research highlight in Science, 312, 500 (2006))

B. Polyakov, B. Daly, J. Prikulis, V. Lisauskas, B. Vengalis, J. D. Holmes, and D. Erts. High-Density Arrays of Germanium Nanowire Photoresistors. Adv. Mater., 18, 1812-1816 (2006).

D. Erts, B. Polyakov, B. Daly, M. A. Morris, S. Ellingboe, J. Boland, J. D. Holmes. High Density Germanium Nanowire Assemblies: Contact Challenges and Electrical Characterisation. J. Phys. Chem. B, 110, 820-826 (2006).

2005

J.S. Kulkarni, O. Kazakova, D. Erts, M.A. Morris, M.T. Shaw, J.D. Holmes. Structural and Magnetic Characterization of Ge_0.99Mn_0.01 Nanowire Arrays. Chem. Mater., 17, 3615-3619 (2005)

T. A. Crowley, B. Daly, M. A. Morris, D. Erts, O. Kazakova, J. J. Boland, B. Wu, J. D. Holmes, “Probing the Magnetic Properties of Cobalt-Germanium Nanocable Arrays” J. Mat. Chem. 15, 2408-2413 (2005). (Rsearch highlight in Chemistry World)

O. Kazakova, D. Erts, T.A. Crowley, J.S. Kulkarni, J.D. Holmes. Temperature dependence of magnetization reversal in Co and Fe₃O₄ nanowire arrays. J. Mag. Mag. Mater., 286, 171-176 (2005)

2004

A.V.Pokropivny, D.Erts, V.V.Pokropivny, A.Lohmus, R.Lohmus, and H.Olin. Study of Nanoscale Contacts with the Help of Combined TEM-AFM Technique and Theoretical MD-TM Calculations: In situ Transformations of Gold Nanowires. Physics of Low-Dimensional Structures, N1/2, 2004, pp.83-90.

K.J.Ziegler, D.M.Lyons, J.D. Holmes, D.Erts, B.Polyakov, H.Olin, K.Svensson, E. Olsson. Bistable nanoelectromechanical devices. Appl. Phys. Lett., 84, 4074-4076 (2004) (Selected for publication in Virtual Journal of Nanoscale Science & Technology, issue of May 17, 2004)

K.J.Ziegler, K.M. Ryan, T. Crowley, D.Erts, H.Olin, J. Patterson, T.R. Spalding, J.D. Holmes, M.A. Moris. The synthesis of matrices of embedded semiconducting nanowires. Faraday Discussions 125, 311-326 (2004)

K.Ziegler, B. Polyakov, K.Kulkarni, T.Crowley, K.Ryan, M.Moris, D.Erts, J.D.Holmes. Conductive films of ordered nanowire arrays. J. Mater. Chem., 14, 585 - 589 (2004).

D.Erts, B.Polyakov, E.Saks, H.Olin, L. Ryen, K.Ziegler, J.D.Holmes. Semiconducting nanowires: properties and architectures. Sol. State Phen. (Functional Nanomaterials for Optoelectronics and other Applications, Proceedings of Symposium F European Materials Research Society Fall Meeting 2003 Warsaw University of Technology 15^th-19^th September 2003), 109-115 (2004).

G. Mežinskis, A. Hlopickis, M. Knite, D. Erts, I. Pedaja PZT keramikas ieguve ar sola-gēla metodi un lāzera starojuma izmantošana kristalizācijas procesa attīstībai. RTU zinātniskie raksti. Materiālzinātne un lietišķā ķīmija 8. sējums 2004.g.

2003

K.M.Ryan, D.Erts, H.Olin, M.A.Morris, J.D.Holmes. Three dimensional architectures of ultra-high density semiconducting nanowires deposited on chip. J. Amer. Chem. Soc., 125, 6284-6288 (2003).

T.A.Crowley, K.J.Ziegler, D.M.Lyons, D.Erts, H.Olin, M.A.Morris, and J.D.Holmes. Synthesis of Metal and Metal Oxide Nanowire and Nanotube Arrays within a Mesoporous Silica Template. Chemistry of Materials, 15, 3518-3522 (2003)

D. Erts, B. Polyakov, H. Olin, and E. Tuite.Spatial and mechanical properties of dilute DNA monolayers on gold imaged by AFM. J. Phys. Chem. B, 107, N15, 3591-3597 (2003).

D. Erts, H. Olin, J. D. Holmes. Metallic and Semiconducting Nanowires: Properties and Architectures. SPIE Proceedings, Advanced Optical Devices, 5123, 256-266 (2003).

D. Erts, B. Polyakov, A. Lõhmus, R. Lõhmus, H. Olin, M.A. Morris, J.D. Holmes. Metallic and semiconducting nanowires studied by TEM-SPM. Phys. Low-Dim. Struct., 3/4, 65-74 (2003).

B. Polyakov, D. Erts, U. Malinovskis, I. Muiznieks, E. Tuite. SPM studies of DNA architectures on Au(111) and mica surfaces. Phys. Low-Dim. Struct., 3/4, 269-277 (2003).

I. Muzikante, D. Cepite, E. Fonavs, A. Tokmakov, D. Erts, B. Polakov. Incorporated oriented polar molecules in PMMA polymeric films: characterization by Kelvin probe technique and atomic force microscopy. Latv. J. Physics Technical Sci., No.3, 49-55 (2003).

2002

D. Erts, A. Lõhmus, R. Lõhmus, H. Olin, A.V. Pokropivny, L. Ryen, K. Svensson. Force interactions and adhesion of gold contacts using a combined atomic force microscope and transmission electron microscope. Appl. Surf. Sci. 188, 460-466 (2002)

O.Yu. Kolesnychenko, D. Erts, O.I. Shklyarevskii, H. Olin, and H. van Kempen. Large Magnetic nanoparticles between electrodes of tunnel junction: anomalous tunnel conductance. Physica B, 315, 171-178 (2002)

M.Knite, V.Teteris, B.Polyakov, D. Erts. Electric and elastic properties of conductive polymeric nanocomposites on macro- and nanoscales. Mat. Sci. Eng. C 19: (1-2), 15-19, (2002).

M. Knite, V. Teteris, I. Klemenoks, B. Polyakovs D.Erts. Nanostructure carbon black - polyisoprene composites as prospective strain sensor materials: macro- and nanoscale studies. SPIE Proc. 4627, 113-117 (2002).

Yu.A. Boikov, D. Erts, T. Claeson, A.Yu. Boikov, Dielectric Response of Ba0.75Sr0.25TiO3 Epitaxial Films to Electric Field and Temperature, Physics Solid State, 44, N.11, 2157-2164 (2002).

2001

I. Manika, J. Maniks, R. Pokulis, J. Kalnacs, D. Erts. Polymerization and Damage of C60 Single Crystals under Low Fluency Laser Irradiation. Phys. Stat. Sol. A, 188: (3) 989-998 (2001).

D. Erts, B. Polyakov, H. Olin, E. Tuite. Spatially Distributed 2-Dimensional DNA Arrays on Au (111): AFM Characterisation. Latv. J. Phys. Techn. Sci. 4, 63-72 (2001).

R. Lõhmus, D. Erts, A. Lõhmus, K. Svensson, Y. Jompol, H. Olin, STM and AFM instrumentation combined with transmission electron microscope. Phys Low-Dimens Str. 3-4, 81-89 (2001).

D.Erts, A.Lõhmus, R.Lõhmus, H. Olin. Instrumentation of STM and AFM combined with transmission electron microscope. Appl. Phys. A 72: (7) S71-S74 (2001)

R. Raamat, R. Lõhmus, A. Lõhmus, P. Liblik, M. Lobjakas,L. Montelius, J. Lindahl, D. Erts, H. Olin. Piezoresonance Driver for Positioning in SPM Devices in a Wide Temperature Range. Ferroelectrics, 258, 47-52 (2001).

Yu.A.Boikov, D.Erts, and T.Claeson. Impact of granularity on transport properties of mechanically stressed La₀.₆₇Ca_0.33MnO₃ Films. Mater. Sci.& Eng. B 79, 133-139 (2001).

2000

D. Erts, H. Olin, L. Ryen, E. Olsson, and A. Thölén. Sharvin and Maxwell conductance in gold point contacts using TEM-STM. Phys. Rev. B 61, 12 725-12 728 (2000)

E. Tuite, P.Lincoln, J. Olafsson, H.-C. Becker, B. Önfelt, D. Erts, B. Norden. Probing DNA Conductivity with Photoinduced Electron Transfer and Scanning Tunneling Microscopy. J. Biomolecular Struct. Dyn. 1, 277-284 (2000).

Yu.A. Boikov, D. Erts, T. Claeson. Transport parameters of granular La₀.₆₇Ca_0.33MnO₃ films grown on R-plane sapphire. Phys. Solid State, 42: (11) 2042-2047 (2000).

1999

Yu.A. Boikov, V.A. Danilov, E. Carlsson, D. Erts, T. Claeson. Temperature and electrical field dependence of the permitivity of Ba_0.9Sr_0.1TiO₃ films epitaxially grown on cuprate electrodes. Physica B 262, 104-111 (1999)

H.Q. Chen, L.-G. Johansson, Z.G. Ivanov, D. Erts. Epitaxial Tl-2201 Thin Films on Single Crystal LaAlO3: Preparation and properties. Phys. Status Sol. A 172: (1) 165-175 (1999)

A.D. Mashtakov, G.A. Ovsyannikov, I.V. Borisenko, K.Y. Constantinyan, I.M. Kotelyanskii, D. Erts. High-T-c superconducting step-edge junction on sapphire fabricated by non-etching technique. IEEE Transactions on Applied Superconductivity 9: (2), 3001-3004 (1999)

Yu.A. Boikov, V.A. Danilov, T. Claeson, D. Erts. Epitaxial combination of NdBa₂Cu₃O_7-x -delta/ SrTiO₃: growth characteristics, structure, and parameters. Phys. Solid State 41: (3), 355-361 (1999).

1998

D. Erts, E. Ahlberg, J. Asbjornsson, H. Olin, J. Prikulis. Studies of the initial oxidation of cobalt in alkali solution using scanning electrochemical and atomic force microscopy. Appl. Phys. A 66, S477-S480 (1998)

D. Erts, Z. G. Ivanov, H. Olin, T. Claeson, H. Q. Chen, L.-G. Johansson, Q.-H. Hu, Screw-like structures in ex-sity grown Tl₂Ba₂CuO₆ films. Appl. Phys. A 66, S1223-S1226 (1998).

H. Q. Chen, L.-G. Johansson, Q.-H. Hu, Z. G. Ivanov, D. Erts, E.A.Stepantsov. Growth of Tl-2201 superconducting thin films on single crystal LaAlO₃. J. Supercond., 11: (1) 73-74 (1998)

Yu.A. Boikov, T. Claeson, D. Erts. YBa₂Cu₃O_7-x/CeO2 heterostructures on sapphire R-plane. Phys. Solid State 40: (2), 183-186 (1998).

1997

Yu.A. Boikov, T. Claeson, D. Erts, F. Bridges, Z. Kvitky. CeO₂ Compatibility with YBa₂Cu₃O_7-x in Supperlatices and Grain Boundary Junctions, Phys. Rev. B 56: (17), 11 312-11 319 (1997).

Q.-H. Hu, L.-G. Johansson, H.Q. Chen, Z. G. Ivanov, D. Erts, H. Olin, T. Claeson, E.A. Stepantsov. Properties of Tl-2201 thin films. Physica C 282, 1075-1076 (1997).

Yu.A. Boikov, Z.G. Ivanov, I.P. Pronin, T. Claeson, T.A. Shapligina, D. Erts. C-oriented SrBi₂Nb₂O₉ films grown on YBa₂Cu₃O_7-x/SrTiO₃ and NdGaO₃. Phys. Solid State. 39: (4), 598-601 (1997).

H.Q. Chen, L.-G. Johansson, Q.-H. Hu, D. Erts, T. Claeson, Z. G. Ivanov. Sunthesis, characterisation and properties of Tl-2201 thin films. Inst. Phys. Conf. Ser. 158, 197-200 (1997).

(Chen HQ, Johansson LG, Hu QH, Erts D, Claeson T, Ivanov ZG Synthesis, characterisation and properties of Tl-2201 thin films 3rd European Conference on Applied Superconductivity (EUCAS 1997), JUN 30-JUL 03, 1997 Applied Superconductivity 1997, Vols 1 And 2 - Vol 1: Small Scale and Electronic Applications; Vol 2: Large Scale And Power Applications , 197-200, 1997)

Yu.A. Boikov, V.A. Danilov, T. Claeson, D. Erts. Layer by layer growth of Bi₂Te₃ epitaxial thermoelectric heterostructures. IEEE Transactions. 1997, Proceedings ICT '97. XVI International Conference on Thermoelectrics. p. 89-92 (1997).

1996

D. Erts, J. Dzelme, and H. Olin. Scanning tunnelling microscopy and lithography of gold surfaces coated with a Langmuir-Blodgett monolayer. Latv. J. Phys. Techn. Sci. 6, 57-70 (1996).

1995

Y.A. Boikov, Z.G. Ivanov, E. Olson, V.A. Danilov, T. Claeson, M. Shceglov, D. Erts. Reasons for the formation of crystallites in YBa₂Cu₃O_7–x films oriented with the C axis parallel to the substrate plane. Phys. Solid State 37: (3), 478-483 (1995)

I.M. Kotelyanski, A.D. Mashtakov, P.B. Mozhaev, G.A. Ovsyannikov, Y.M. Dikaev, D. Erts, Non-etching High-T-c Step-Edge Josephson Junction on Sapphire Substrate. Inst. Phys. Conf. Ser. 148, 1375-1378 (1995)

1994

D. Erts, L.J. Gathercole, E.D.T. Atkins. Scanning Probe Microscopy if Intrafibrillar Crystallites in Calcified Collagen, J. Mater. Sci.-Mater. M. 5: (4) 200-206 (1994)

A.L. Bogdanov, D. Erts, Nilsson B, H. Olin. Fabrication of Arrays of Nanometer-Size Test Structures for Scanning Probe Microscope Tips Characterization. J.Vac. Sci.Technol. B 12: (6) 3681-3684 (1994)

L.G. Johansson, T. Claeson, Z.G. Ivanov, H. Olin, E. Olsson, D. Erts. Preparation and Properties of Tl₂Ba₂CaCu₂O₈ Thin Films. J. Supercond. 7: (4) 767-771 (1994)

1991

R.G. Deich, M.S. Abdrakhmanov, D.P. Erts, A.P. Kuyanov. Free Charge-Carriers and the Cathodoluminescence of NaJ Crystal. Solid State Commun. 80: (1) 63-66 (1991)

E.D. Aluker, V.V. Gavrilov, A.M. Sitdikov, S.A. Chernov, D.P. Erts. Subthreshold Production of Cation Frenkel Defects in Alpha-Al₂O₃, Phys. Stat. Sol. 33: (2) 363-367 (1991)

E.D. Aluker, V.V. Gavrilov, V.S. Konevsky, L.A. Litvinov, A.M. Sitdikov, D.P. Erts. Effect of Destoichiometry on Luminescent Properties of Alpha-Al₂O₃. Opt. Spektrosk. 70: (1) 75-81 (1991)

1988

K.P. Burdina, Y.A. Kalashnikov, L.T. Bugaenko, Y.R. Dzelme, D.P. Erts, Y.E. Tiliks. Radiothermoluminescent Method of the High-Pressure Evaluation in Solid-State. Vestn Mosk Univ. Khim. 29: (3) 322-325 (1988)

Y.E. Tiliks, J.R. Dzelme, Y.E. Avotinsh, L.T. Bugaenko, D.P. Erts. Lyoluminescence of Solid Inorganic-Compounds, Izv. An. SSSR Fiz. 51: (3) 596-600 (1987)

Konfenenču rakstu krājumi

Presented

I.Muzikante, D.Cepite, E.Fonavs, A.Tokmakov, D.Erts, B.Polakov, Incorporated Oriented polar molecules in PMMA polymeric films: characterization by Kelvin probe technique and atomic force microscopy, Proceedings of 11th International Symposium on Electrets ISE-11, Melbourne, Australia, October 1-3, 383-385 (2002)

M.Knite, V.Teteris, I.Klemenoks, B.Polyakovs and D.Erts. Tensoresistive effect in conductive polymer composites: investigations in macro and nanoskales – Proc. Int. Conf. “New Approaches to High-Tech: Nondestructive Testing and Simulations in Science and Ingeneering”, (NDTCS-2001) St.Petersburg, Russia, C20-C23 (2001)

5th International Workshop on Nondestructive Testing and Computer Simulations in Science and Engineering, JUN 12-17, 2001 FIFTH INTERNATIONAL WORKSHOP ON NONDESTRUCTIVE TESTING AND COMPUTER SIMULATIONS IN SCIENCE AND ENGINEERING , 113-117, 2002

E. Tuite, P. Lincoln, B. Önfelt, J. Olofsson, D. Erts, and B. Nordén. Probing DNA Conductivity by Photoinduced Electron Transfer and Scanning Probe Microscopy. Biomol. Struct. Dyn. 17 (2000).

Yu.A.Boikov, Z.G.Ivanov, E.Olsson, D.Erts, H.Olin, T. Claeson. YBa₂Cu₃O_7-x /CeO₂ Epitaxial Heterostructures: In I.Olefjord, L.Nyborg, D.Briggs (Eds). ECASIA’97: 7th European Conference on Applications of Surface and Interface Analysis Goteborg: Wiley&Sons 909-912 (1997).

Boikov YA, Ivanov ZG, Olsson E, Erts D, Olin H, Claeson T

YBa2Cu3O7-delta/CeO2 epitaxial heterostructures: Interface reactions, surface morphology and superconducting parameters
7th European Conference on Applications of Surface and Interface Analysis (ECASIA 97), JUN 16-20, 1997
ECASIA 97: 7TH EUROPEAN CONFERENCE ON APPLICATIONS OF SURFACE AND INTERFACE ANALYSIS , 909-912, 1997

Boikov YA, Danilov VA, Claeson T, Erts D Layer by layer growth of Bi2Te3 epitaxial thermoelectric heterostructures 16th International Conference on Thermoelectrics (XVI ICT 97), AUG 26-29, 1997 PROCEEDINGS ICT'97 - XVI INTERNATIONAL CONFERENCE ON THERMOELECTRICS , 89-92, 1997

Kotelyanski IM, Mashtakov AD, Mozhaev PB, Ovsyannikov GA, Dikaev YM, Erts D

Non-etching high-T-c step-edge Josephson junction on sapphire substrate.
2nd European Conference on Applied Superconductivity (EUCAS 1995), JUL 03-06, 1995
APPLIED SUPERCONDUCTIVITY 1995, VOLS. 1 AND 2 - VOL 1: PLENARY TALKS AND HIGH CURRENT APPLICATIONS; VOL 2: SMALL SCALE APPLICATIONS , 1375-1378, 1995

Not presented

D. Erts, B. Polyakov, B. Daly, J. D. Holmes. Conductive and Photoconductive Properties of Ge Nanowire array in AAO, 10th INTEL Academic Forum, May 18-20, Gdansk, Poland.

http://download.intel.com/corporate/education/EMEA/academicforum/projects/Erts/Erts_Intel_NW.pdf

D. Erts, H. Olin, J.D. Holmes. Nanointeractions in situ by TEM-SPM, 10th INTEL Academic Forum, May 18-20, Gdansk, Poland, http://download.intel.com/corporate/education/EMEA/academicforum/projects/Erts/ERTS_Intel_TEM_SPM.pdf

B. Polyakov, B. Daly, J. Prikulis, L. Grigorjeva, D. Millers, J. D. Holmes, D. Erts. Conductive and Photoconductive Properties of Ge Nanowires in Anodic Aluminium Oxide Membranes. Proceedings of 1st Latvian Conference on Nanomaterials and Nanotechnologies Riga, March 30-31 (2005)

B.Redkins, B.Polyakov, J.H.Holmes, D.Erts. Local Electrostatic, Friction Forces and Conductivity of Ge Nanowire Arrays Encapsulated Within Oxidized Alumina. Proceedings of 1st Latvian Conference on Nanomaterials and Nanotechnologies, p.13, Riga, Latvia, March 30-31, 2005.

R. Udris, L. Lauks, J.D. Holmes, B. Polyakov, D. Erts. Light and Radiation Detection by Germanium Nanowire Arrays. Proceedings of 1st Latvian Conference on Nanomaterials and Nanotechnologies Riga, March 30-31 (2005)

J. Prikulis, E. Saks, D. Erts A. Lõhmus, R. Lõhmus, S. Kubatkin, J.D. Holmes. Development of instrumentation for transmission electron microscope studies of dynamic interaction in oscillating nanostructures. Proceedings of 1^st Latvia conference on nanomaterials and nanotechnologies Riga, March 30-31 (2005)

D.Erts, B.Polyakov, J.H.Holmes. Nanoelectromechanical Devices. Proceedings of 1st
Latvian Conference on Nanomaterials and Nanotehnologies, pp. 83-86, Riga, Latvia, March 30-31, 2005.

U.Malinovskis, A. Pastare B.Polyakov, I.Muiznieks. D.Erts. AFM studies of DNA networks on mica surface. Proceedings of the SPM – 2004 International workshop, Nizhny Novgorod, Russia, May 2-6, 2004, pp. 2-6.

D. Erts, H. Olin, J. Holmes, B. Polyakov, A. Lohmus Electrical and mechanical properties of nanowires studied by SPM. Proceedings of the 5-th Nordic-Baltic Scanning Probe Microscopy Workshop, 16-19 June 2004, Trondheim, Norway, 29-32.

H. Brenning, S. Kubatkin, D. Erts, T. Claeson, P. Delsing. The Scanning Single-Electron Transistor Microscope. Proceedings of the 5-th Nordic-Baltic Scanning Probe Microscopy Workshop, 16-19 June 2004, Trondheim, Norway, 34-37.

B. Polyakov, D. Erts, J. Holmes. AFM studies of Conductive Ge Nanowire Arrays in Oxidezed alumina membranes. Proceedings of the 5-th Nordic-Baltic Scanning Probe Microscopy Workshop, 16-19 June 2004, Trondheim, Norway, 89-92.

D.Erts, B.Polyakov, A.Lõhmus, R.Lõhmus, H.Olin, J.D.Holmes. Properties of metallic and semiconducting nanowires studied by TEM-SPM. Proceedings of the Scanning Probe Microscopy – 2003 International workshop, Nizhny Novgorod, Russia, March 2-5 (2004).

D.Erts, B.Polyakov, A.Lõhmus, R.Lõhmus, H.Olin, J.D.Holmes. Properties of metallic and semiconducting nanowires studied by TEM-SPM. Proceedings of the Scanning Probe Microscopy – 2003 International workshop, Nizhny Novgorod, Russia, March 2-5 (2003).

B.Polyakov, D.Erts, U.Malinovskis, I.Muiznieks, E.Tuite. SPM studies of DNA architectures on Au(111) and mica surfaces. Proceedings of the Scanning Probe Microscopy – 2003 International workshop, Nizhny Novgorod, Russia, March 2-5 (2003).

D. Erts, E. Saks, J.D. Holmes, H. Olin. Metallic and semiconducting nanowires: properties and architectures. Proceedings of International Workshop on Processing and Characterisation of Nanomaterials, Warsaw, Poland, May 7-9, p.8 (2003).

D.Erts, B.Poļakovs, E.Saks, U.Maļinovskis. Nanocomponents: properties, architectures, devices. Proceedings 8th Conference of Latvian Physical Society, Jelgava, Latvia, July 1, 15-20 (2003).

D. Erts, H. Olin, B. Polyakov, L. Ryen, E. Olsson, J. D. Holmes, Conductive and Mechanical Properties of Silicon Nanowires Investigated in situ by TEM-SPM. Proceedings of 15^th Inter. Congr. on Electron Microscopy. Durban, South Africa, 1-6 september 2002.

D. Erts, H. Olin, E. Olsson, K. Svensson. TEM-SPM for In-Situ Probing Of Electrical and Mechanical Properties. Proceedings of 15^th Inter. Congr. on Electron Microscopy. Durban, South Africa, 1-6 september, 2002.

D. Erts, J. D. Holmes, D. Lyons, M.A. Moris, H. Olin, E. Olsson, B. Polyakov, L. Ryen, K. Svenson. Solution-grown silicon nanowires studied by TEM-STM. Proceedings of 7^th International Conference on Nanometer-scale Science and Technology and 21^st European Conference on Surface Science. Malmo, Sweden, June 23-28, 2002.

D. Erts, H. Olin, E. Olsson, K. Svensson. In-Situ Probing of Electrical and Mechanical Properties Using TEM-SPM. Proceedings of 7^th International Conference on Nanometer-scale Science and Technology and 21^st European Conference on Surface Science. Malmo, Sweden, June 23-28, 2002.

Hakan Olin, Donats Erts, and Krister Svensson, TEM-STM a New Powerful Method. Proceedings of Scandinavian Electron Microscopy meeting, Sweden July 2001. 2 pages.

D. Erts, A. Lõhmus, R. Lõhmus, and H. Olin, TEM-SPM instrumentation. Proceedings of International Workshop: Scanning Probe Microscopy- 2001, February 26 -March 1, Nizhny Novgorod, Russia, 228.

D. Erts, H. Olin, L. Olsson, L. Ryen, A. Thölén. Direct imaging of AFM force interactions using TEM. Proceedings of the 12^th European Congress on Electron Microscopy, Brno, Czech Republic, July 9 - 14, 2000. Edited by L. Frank and F. Čiampor. Vol. III, I 265-266 (2000)

D. Erts, A. Lõhmus, R. Lõhmus, H. Olin, E. Olsson, L. Ryen, A. Thölén. Electron transport in point contacts studied by TEM-STM. Proceedings of the 12^th European Congress on Electron Microscopy, Brno, Czech Republic, July 9 - 14, 2000. Edited by L. Frank and F. Čiampor. Vol. III, I 271-272 (2000).

E. Tuite, P. Lincoln, H.-C. Becker, B. Önfelt, D. Erts, and B. Nordén. DNA Wires: Facts and Fiction. J. Biomol. Struct. Dyn. 16, 1360 (1999).

D. Erts, H. Olin, L. Ryen, E. Olsson, and A. Thölén. Maxwell and Sharvin Conductance in Gold Nanowires. Proceedings of the 10^th International Conference on Scanning Tunneling Microscopy /Spectroscopy and Related Proximal Probe Microscopy. July 18-23, 1999, Seoul, Korea. Edited by Y Kuk, I.W.Lyom D.Jeon, S.-I. Park, p. 341-342 (1999).

Conference Thesis and Participation in Conferences

Uldis koinf

Uldis EFO

Erts INTEL

1J. Ancane, J. Andzane, J. Prikulis, J. D.Holmes, D. Erts. In situ Investigation of Mechanical and Electrical Properties of Nanowires. International Congress of Young Chemists „YoungChem 2006“, Pułtusk, Poland, 25th - 29th October 2006, p. 84.

2Pavels Birjukovs, Kristine Didriksone, Justin D. Holmes, Donats Erts. Electrical Characterisations of Nanowire Arrays. International Congress of Young Chemists „YoungChem 2006“, Pułtusk, Poland, 25th - 29th October 2006, p. 93

3G. Kaspars, A. Pastare, U. Malinovskis, D. Erts, I. Muiznieks. Self-Assembled DNA Net-Like Structures on the Mica Surface. International Congress of Young Chemists „YoungChem 2006“, Pułtusk, Poland, 25th - 29th October 2006, p. 103

4Inese Pastare, Raimonds Poplausks, Pavels Birjukovs, Janis Svirksts, Arturs Viksna, Donats Erts, Gints Kaspars. Fabrication of Nanowire Arrays by Electrochemical Methods. International Congress of Young Chemists „YoungChem 2006“, Pułtusk, Poland, 25th - 29th October 2006, p. 123

5Malinovskis U., Pastare A., Polyakov B., Erts D., Muiznieks I. Forming of Self-Assembled DNA Net-Like Structures on the Mica Surface. 2nd Fems Congress of European microbiologists Spain, Madrid, July 4-8, 2006, p. 321.

6J. Andzane, A. Lõhmus, R. Lõhmus, J. Holmes, D. Erts. In situ Force Measurements using Atomic Force Microscope Inside Transmission Electron Microscope The 5-th ESF-Nanotribology Workshop 23 – 27 September 2006, Antalya, Turkey

7J.Andzane, Z. Li, J. Tobin, M. Baxendale, J. Prikulis, H. Olin, J.D. Holmes, D. Erts Conductive, Field Emission and Mechanical Properties of Individual Single and Multiwalled Carbon Nanotubes. The International Conference on Science and Technology of Synthetic Metals, Trinity College Dublin, Ireland, July 2 – 7, 2006

8D. Erts, H. Olin, J.D. Holmes. Nanointeractions in situ by TEM-SPM, 11th INTEL Academic Forum, May 31- June 2, Dublin, Ireland, Poster

8D. Erts, B. Polyakov, J.D. Holmes. Conductive and photoconductive properties of semiconductor nanowires arrays, 11th INTEL Academic Forum, May 31- June 2, Dublin, Ireland, Poster

9Jana Andzane, Zhomglai. Li, Joseph Tobin, Mark Baxendale, Juris Prikulis, Justin D. Holmes, Donats Erts Conductive, Field Emission and Mechanical Properties of Single and Multiwall Carbon Nanotubes. International Conference on Nanoscience and Technology ICN&T 2006. Basel/Switzerland, July 30 -August 4, 2006.

10Donats Erts, Boris Polyakov, Pavels Birjukovs, Brian Daly, Ju Xu, Justin D.Holmes Conductive and photoconductive properties of semiconductor nanowires arrays. International Conference on Nanoscience and Technology ICN&T 2006. Basel/Switzerland, July 30 -August 4, 2006.

11Boris Polyakov, Donats Erts, U. Malinovskis, I. Muiznieks, Eimer Tuite „Mechanical and electroconductive properties of spatially distrbuted DNA oligomer arrays on Au(111)“, International conference ECOF-10, Riga, August 2006.

12Malinovskis U., Pastare A., Polyakov B., Erts D., Muiznieks I. Self-Assembled DNA Net-Like Structures on the Mica Surface. The European Conference on Organised Films (ECOF-10), August 21-24, 2006, Riga, Latvia

U.Malinovskis, A.Pastare, B.Polyakov, D.Erts, I.Muizhnieks. Controllable self-assembled DNA net-like structures on the mica surface. Proceedings of 2^nd Latvian Conference on Nanomaterials and Nanotehnologies, p. 43, Riga, Latvia, March 27-28, 2006.

B.Polyakov, J.Prikulis, L.Grigorjeva, D.Miller, V.Zauls, J.H.Holmes, D.Erts. High density arrays of germanium nanowire photoresistors. Proceedings of 2nd Latvian Conference on Nanomaterials and Nanotehnologies, p. 58, Riga, Latvia, March 27-28, 2006.

K.Erta, K.Didriksone, B.Polyakov, J.H.Holmes, D.Erts. Two terminal nanoelectromechanical devices based on individual Ge nanowires and its arrays. Proceedings of 2nd Latvian Conference on Nanomaterials and Nanotehnologies, p. 18, Riga, Latvia, March 27-28, 2006.

Pavels Birjukovs, Justin D. Holmes, Donats Erts. Electrical Characterisations of Doped Semiconductor Nanowire Arrays. Proceedings of 2nd Latvian Conference on Nanomaterials and Nanotehnologies, p., Riga, Latvia, March 27-28, 2006.

Jana Andžāne, Juris Prikulis, Mark Baxendale, Justin D. Holmes, Donāts Erts.Conductivity, Field Emission and Mechanical Properties of Carbon Nanotubes. Proceedings of 2nd Latvian Conference on Nanomaterials and Nanotehnologies, p. , Riga, Latvia, March 27-28, 2006.

J. Andzāne, A. Kobilecka, J. Ancāne, J. Prikulis, J. D.Holmes, D. Erts. Mechanical Properties of Ge Nanowires. Proceedings of 2nd Latvian Conference on Nanomaterials and Nanotehnologies, p. , Riga, Latvia, March 27-28, 2006.

B.Polyakov, B.Daly, J.Prikulis, B.Vengalis, J.Holmes, D.Erts. Photoconductive Properties of Germanium Nanowires Incorporated in Anodic Aluminium Oxide Membranes. Int. Conference TNT-2005 (Trends in Nanotechnology), Oviedo, Spain, 29 August – 2 September, 2005.

B.Daly, J.Kulkarni, K.Ziegler, T.Crowley, D.Erts, B.Polyakov, M.Morris, J.Holmes. Conductive Films of Ordered Nanowire Arrays. 2^nd NSTI Nanotechnology Conference & Trade Show, Anaheim, CA, USA, May, 2005

K. Pajuste, I. Krivicka, A. Plotniece, B. Polyakov, D. Erts, G. Duburs. Synthesis and properties of self-assembling 1,4-dihydropyridines derivatives for DNA delivery. In: Nano-Chemistry Workshop of COST Chemistry Action D19 “Chemical Functionality Specific to the Nanometer Scale’, Koc University, Istambul, Turkey, September 1-4, 2005

D. Erts, H. Olin, J.D. Holmes. Nanointeractions in situ by TEM-SPM, 10th INTEL Academic Forum, May 18-20, Gdansk, Poland, Poster

D. Erts, B. Polyakov, B. Daly, J. D. Holmes. Conductive and Photoconductive Properties of Ge Nanowire array in AAO, 10th INTEL Academic Forum, May 18-20, Gdansk, Poland, Poster

D. Erts, B. Polyakov, B. Redkins, J.D. HolmesElectrostatic, friction forces and conductivity of Ge nanowire arrays encapsulated within oxidized alumina. 4^th ESF Nanotribo workshop, June 19-22, 2005 Porquerolles, France, poster

J. Prikulis, E. Saks, D. Erts A. Lõhmus, R. Lõhmus, S. Kubatkin, J.D. Holmes. Development of instrumentation for transmission electron microscope studies of dynamic interaction in oscillating nanostructures. 1^st Latvia conference on nanomaterials and nanotechnologies Riga, March 30-31 (2005) Oral pesentation 20 min.

R. Udris, L. Lauks, J.D. Holmes, B. Polyakov, D. Erts. Light and Radiation Detection by Germanium Nanowire Arrays. 1^st Latvia conference on nanomaterials and nanotechnologies Riga, March 30-31 (2005) Oral pesentation 20 min.

D. Erts, B. Poļakovs, E. Saks, J. Prikulis, H. Olin, J.D. Holmes Nanoelectromechanical Devices 1^st Latvia conference on nanomaterials and nanotechnologies Riga, March 30-31 (2005) Oral pesentation 20 min.

Boris Polyakov, Brian Daly, Juris Prikulis, Larisa Grigorjeva, Donats Millers, Justin D. Holmes, Donats Erts. Conductive and Photoconductive Properties of Ge Nanowires in Anodic Aluminium Oxide Membranes. 1^st Latvia conference on nanomaterials and nanotechnologies Riga, March 30-31 (2005) Oral pesentation 20 min.

B. Redkins, B. Polyakov, J.D. Holmes, D. Erts. Local Electrostatic, Friction Forces and Conductivity of Ge Nanowire Arrays Encapsulated within Oxidized Alumina. 1^st Latvia conference on nanomaterials and nanotechnologies Riga, March 30-31 (2005) Oral pesentation 20 min.

Boris Polyakov, Brian Daly, Juris Prikulis, Larisa Grigorjeva, Donats Millers, Justin D. Holmes, Donats Erts. Conductive and photoconductive properties of Ge nanowires in anodic aluminium oxide membranes. 21^st Scientific conference of Institute of Solid State Physics University of Latvia, Riga, February 7-9 2005. Oral pesentation 15 min.

U. Maļinovskis, A. Pastare, B. Poļakovs, I. Muižnieks, D. Erts Vadāmas pašorganizējošās DNS tīklveida struktūras uz vizlas virsmas 21^st Scientific conference of Institute of Solid State Physics University of Latvia, Riga, February 7-9 2005 Oral pesentation 15 min.

B. Redkins, B. Polyakov, J.D. Holmes, D. ErtsNanotribology in Ge nanowire architectures 21^st Scientific conference of Institute of Solid State Physics University of Latvia, Riga, February 7-9 2005 Oral pesentation 15 min.

D. Erts, J. Prikulis, B. Polyakov New equipment in the Institute of Chemical Physics, University of Latvia 21^st Scientific conference of Institute of Solid State Physics University of Latvia, Riga, February 7-9 2005 Oral pesentation 15 min.

J. Prikulis, E. Saks, A. Lõhmus, R. Lõhmus, S. Kubatkin, D. Erts.Studies of dynamic interaction in nanostructures. 21^st Scientific conference of Institute of Solid State Physics University of Latvia, Riga, February 7-9 2005 Oral pesentation 15 min.

B. Daly, J.S. Kulkarni, K.J. Ziegler, T. Crowley, D. Erts, B. Polyakov, M.A. Morris and J.D. Holmes, “Conductive Films of Ordered Nanowire Arrays” NSTI Nanotechnology Conference & Trade Show, Anaheim, CA, USA, (May 2005)

Ziegler, K.J.; Kulkarni J.S.;Crowley T.A.; Polyakov B.; Erts D.; Holmes, J.D. Conductive Nanowire Arrays within Mesoporous Thin Films. American Institute of Chemical Engineering National Conference, 2004, Austin, TX, USA.

D. Erts Nanokomponentes: īpašības, arhitektūras, ierīces. Latvijas zinātņu akadēmijas sēde.2004?? Invited talk 20 min.

D. Erts Nanotribo workshop

D. Erts, H. Olin, J. Holmes, B. Polyakov, A. Lohmus Electrical and mechanical properties of nanowires studied by SPM. 5-th Nordic-Baltic Scanning Probe Microscopy Workshop, 16-19 June 2004, Trondheim, Norway

H. Brenning, S. Kubatkin, D. Erts, T. Claeson, P. Delsing. The Scanning Single-Electron Transistor Microscope. 5-th Nordic-Baltic Scanning Probe Microscopy Workshop, 16-19 June 2004, Trondheim, Norway

B. Polyakov, D. Erts, J. Holmes. AFM studies of Conductive Ge Nanowire Arrays in Oxidezed alumina membranes. 5-th Nordic-Baltic Scanning Probe Microscopy Workshop, 16-19 June 2004, Trondheim, Norway

D. Erts, B. Polyakov, E. Saks, A. Patmalnieks, H.Olin, J.D. HolmesMetallic and semiconducting nanowires and architectures. LU CFI 20. zinātniskā konference, Rīga, 16.-18. februāris (2004).

Boris Polyakov, Lauris Lauks, Reinis Udris, Justin Holmes, Donats Erts.Thin conductive films of ordered ge nanowire arrays. LU CFI 20. zinātniskā konference, Rīga, 16.-18. februāris (2004).

Donāts Erts Nanokompontes un to arhitektūras. Latvijas Universitātes conference Apvienotā sēde – ASI -ĶFI, Riga, 5. februāris (2004)

K.J. Ziegler (speaker), D. Erts, H. Olin, and J.D. Holmes. Force Interactions of Semiconductor Nanowires. American Institute of Chemical Engineering National Conference. 2003. San Francisco, CA.

D.Erts, B.Polyakov, E.Saks, H.Olin, J.D.Holmes. Semiconducting nanowires: properties and architectures. E-MRS 2003 Fall Meeting, Warsaw, Poland, September 15-19 (2003).

D. Erts, B. Polyakov, A. Lõhmus, R. Lõhmus, H. Olin, J.D. Holmes, Properties of metallic and semiconducting nanowires studied by TEM-SPM. Scanning Probe Microscopy – 2003, International workshop, March 2-5, Nizhny Novgorod, Russia

B. Polyakov, D. Erts, U. Malinovskis, I. Muiznieks, E. Tuite, SPM studies of DNA architectures on Au(111) and mica surfaces. Scanning Probe Microscopy – 2003 International workshop, March 2-5, Nizhny Novgorod, Russia.

D.Erts, H.Olin, J.D.Holmes. Metallic and semiconducting nanowires: properties and architectures. International Workshop on Processing and Characterisation of Nanomaterials, Warsaw, Poland, October 8-10 (2003).

D. Erts, B. Poļakovs, A.Truhins, L.Skuja, A. Patmalnieks, K.M. Ryan, J.D. Holmes. Trīdimensionālu pusvadītāju nanovadu arhitektūru raksturojumi ar TEM, AFM un optiskām metodēm. LU CFI 19. zinātniskā konference, Rīga, 10.-13. februāris (2003).

D.Erts. Nanomateriālu arhitektūras: veidošana, īpašības un potenciālie pielietojumi. LU CFI 19. zinātniskā konference, Rīga, 10.-13. februāris (2003).

D. Erts. Nanokomponentes: īpašības, arhitektūras, ierīces. Latvijas zinātņu akadēmijas sēde, Invited talk, Rīga, 23. aprilis (2003).

K. J. Ziegler, J. D. Holmes, H. Olin, D. Erts. Force interactions of semiconductor nanowires. European Congress on Advanced Materials and Processes EUROMAT 2003. 1-5 September 2003, Lausanne, Switzerland.

D. Erts, A. Lõhmus, R. Lõhmus H. Olin, J.D. Holmes. Tribology of nanocontacts and nanowires. Tribology, International workshop, Tallin, Igaunija, 7.-9. oktobris (2003).

R.Lohmus, D.Erts, A.Lohmus, H.Olin, Ilmar Kink, J.D.Holmes. Nano-scale surface interactions studied TEM-SPM. E-MRS 2003 Fall Meeting, Warsaw, Poland, September 15-19 (2003).

R.Lohmus, D.Erts, A.Lohmus, H.Olin, J.Holmes.Nanotribological study of contacts and nanowires inside TEM. II ESF-Nanotribology Workshop, Antalya, Turkey, October (2003).

J. D. Holmes, D. Erts, M. A. Morris, and H. Olin. Solution-Grown Semiconductor NEM Devices Studied by TEM-STM. 125th Faraday Discussion in Liverpool, July 2003.

D.Erts, B.Polyakov, E.Tuite.Force interactions between AFM tip and individual DNA oligomers. II ESF-Nanotribology Workshop, Antalya, Turkey, October (2003).

B.Poļakovs, D.Erts, U.Malinovskis, I.Muiznieks, E.Tuite. DNS makromolekulu arhitektūras: veidošana, īpašību pētīšana. LU CFI 19. zinātniskā konference, Rīga, 10.-12. februāris (2003).

U.Maļinovskis, I.Muižnieks, B.Poļakovs, D.Erts. DNS makromolekulu arhitektūras uz cietu vielu virsmām. LU 19. zinātniskā konference, Bioloģijas sekcija, Rīga, 10.-12. februāris (2003).

D.Cepīte, E.Fonavs, I.Muzikante, A.Tokmakovs, D.Erts, B.Poļakovs. Topogrāfijas un elektriskās struktūras pētījumi polimēra matricai ar polārām organiskām molekulām. LU CFI 19. zinātniskā konference, Rīga, 10.-12.februāris, Referātu tēzes, 55.lpp. (2003).

M.Knite, V.Teteris, A.Kiploka, B.Polyakov, D.Erts, J.Zicans. Optimization of tensoresistive effect in polymer – carbon black nanocomposites. Abstracts of the 19th Sc. Conf. of ISSP University of Latvia, p.53 (2003).

A.Pokropivny, V.Pokropivny, D.Erts, A.Lohmus, R.Lohmus, H.Olin.In situ transformations of gold contacts studied by combined TEM-AFM and MD/TM simulations. II ESF-Nanotribology Workshop, Antlya, Turkey, October (2003).

M. A. Moris D. Erts, H. Olin, K.M. Ryan, D. Lyons, T.R. Spalding, J. Holmes. The imaging and analysis of semiconducting nanowires by a Combined TEM-AFM tecnique. 26^th annual symposium 2002. 28^th-30^th August 2002, National University of Ireland, Galway, Ireland

D. Erts, A. Lõhmus, R. Lõhmus, H. Olin. Force Interactions and Adhesion of Au Nanocontacts and Si Nanowires Using a Combined SPM/TEM. 1^st nanotribology Workshop, Portovenere, Italy, October 20-23, 2002 oral + poster

D. Erts, H. Olin, B. Polyakov, L. Ryen, E. Olsson, J. D. Holmes, Conductive and Mechanical Properties of Silicon Nanowires Investigated in situ by TEM-SPM. 15^th Inter. Congr. on Electron Microscopy. Durban, South Africa, 1-6 september 2002, Oral pesentation 20 min.

D. Erts, H. Olin, E. Olsson, K. Svensson. TEM-SPM for In-Situ Probing Of Electrical and Mechanical Properties 15^th Inter. Congr. on Electron Microscopy. Durban, South Africa, 1-6 september 2002, poster.

D. Erts, H. Olin, J. Holmes.Nanowires: Properties, Devices, and Architectures 3rd International Conference on Advanced Optical Materials and Devices AOMD-3, August 19-22, Riga, Latvia, 2002. Plenary 40 min.

Tunnelling and Force Microscopy of Self-Assembled DNA Monolayers on Au(111). Poster at BBSRC Meeting on "Biological Aspects of Nanotechnology", London, May 2002.

Exploring DNA Conductivity with Scanning Probe Microscopy. PSRC Bionanotechnology Meeting, Oxford, April 2002.

Tunnelling and Force Microscopy of Self-Assembled DNA Monolayers on Au(111). UK Scanning Probe Microscopy Meeting, Lancaster, April 2002.

D. Erts, J. D. Holmes, D. Lyons, M.A. Moris, H. Olin, E. Olsson, B. Polyakov, L. Ryen, K. Svensson. Solution-grown silicon nanowires studied by TEM-STM. 7th International Conference on Nanometer-scale Science and Technology and 21st European Conference on Surface Science., Malmo, Sweden, June 23-28, 2002. Poster.

D. Erts,, H. Olin, E. Olsson, K. Svensson. In-Situ Probing of Electrical and Mechanical Properties Using TEM-SPM. 7th International Conference on Nanometer-scale Science and Technology and 21st European Conference on Surface Science. Malmo, Sweden, June 23-28, 2002. Poster.

D. Erts, J. D. Holmes, D. Lyons, M.A. Moris, H. Olin, E. Olsson.B. Polyakov, L. Ryen, K. Svensson Properties of Silicon Nanowires Studied by TEM-STM. Nordic-Baltic SPM workshop, Tartu, Estonia, May 29-31, 2002, Book of abstracts pp. 25-26, Oral presentation 20 min.

D. Erts, B. Polyakov,J. D. Holmes, H. Olin. Properties of Silicon Nanowires. International Sc. Conf. on Biomedical Engineering and Microtechnologies, RTU, Riga, Latvia, October 10 - 14, 2002. Oral presentation 20 min.

D.Erts, B.Polyakov, E.Tuite. Conductive and mechanical properties of DNA arrays. International Sc. Conf. on Biomedical Engineering and Microtechnologies, RTU, Riga, Latvia, October 10 - 14, 2002. Oral 20 min.

B. Polyakov, D. Erts, E. Tuite, H. Olin, M. Knite. Conductive and mechanical properties of 2-dimensional DNA-arrays and electroconductive polymer composites. Nordic-Baltic SPM workshop, Tartu, Estonia, May 29-31, 2002 Abstract book p. 53-54. Poster+presentation

D.Cepite, E.Fonavs, I.Muzikante, A.Tokmakov, D.Erts, B.Polakov, Oriented polar molecules doped PMMA polymeric films: characterization by Kelvin probe technique and atomic force microscopy, 4^th Nordic-Baltic SPM Workshop, May 29-31, 2002, Tartu, Estonia, Abstract Book, pp. 19-20. Oral 30 min.

I.Muzikante, D.Cepite, E.Fonavs, A.Tokmakov, D.Erts, B.Polakov, Incorporated Oriented polar molecules in PMMA polymeric films: characterization by Kelvin probe technique and atomic force microscopy, 11^th International Symposium on Electrets ISE-11, October 1-3, 2002, Melbourne, Australia, Proceedings, pp.383-385.

R.Dobulans, D.Cepite, E.Fonavs, I.Muzikante, A.Tokmakov, D.Erts, B.Polakov, Studies of host-guest thin films of corona poled betaine type polar molecules by Kelvin probe technique and atomic force microscopy, 9^th International Conference on Electrical and Related Properties of polymers and Other Organic Solids ERPOS, July14-18, 2002, Prague, Czech, Abstracts, pp. P50.

D.Cepite, I.Muzikante, E.Fonavs, A.Tokmakov, D.Erts, B.Polakov, Surface Characterization of the Indandione-1,3 pyridinium betaine and PMMA polymer films, 3rd International Conference on Advanced Optical Materials and Devices AOMD-3, August 19-22, 2002, Riga, Latvia, Abstracts, pp.71.

D.Cepite, E.Fonavs, I.Muzikante, A.Tokmakov, D.Erts, B.Polakov, Oriented Polar Molecules doped PMMA Polymeric Films: Characterization by Kelvin probe Technique and Atomic Force Microscopy, International Conference on Thin Organic Films TOF, September 19-24, 2002, Smolenice Castle, Slovak Republic, Abstracts, pp.46.

D.Cepite,E.Fonavs, I.Muzikante, A.Tokmakov, D.Erts, B.Polakov, Oriented Polar Molecules doped PMMA Polymeric Films: Characterization by Kelvin probe Technique and Atomic Force Microscopy, 43^th International Scientific Conference of Riga Technical University, October 10-14, 2002, Riga, Latvia.

Hakan Olin, Donats Erts, and Krister Svensson, TEM-STM a New Powerful Method. Scandinavian Electron Microscopy meeting, Sweden July 2001, 2 p.

D. Erts, A. Lõhmus, R. Lõhmus, and H. Olin, TEM-SPM instrumentation. International Workshop: Scanning Probe Microscopy- 2001, February 26 -March 1, Nizhny Novgorod, Russia, 228.

M. Knite, I. Klemenok, B. Polyakov, D. Erts. Electric and elastic properties of conductor – polymer nanocomposites in macro and nano scale. – E-MRS Spring Meeting, Strasbourg, France June 05-08, 2001 Abstracts

M. Knite, V. Teteris, I. Klemenoks, D. Erts, B. Polyakovs, I. Aulika. Electric and elastic properties of conductor – polymer nanocomposites. – Abstracts of the 17^th Sc. Conf . of ISSP University of Latvia, 2001, p.9.

M. Knite, V. Teteris, I. Klemenoks, B. Polyakovs and D. Erts. Tensoresistive effect in conductive polymer composites: investigations in macro and nanoskales. Int. Conf. “New Approaches to High-Tech: Nondestructive Testing and Simulations in Science and Engineering”, (NDTCS-2001) St.Petersburg, Russia, 2001

Yu.A.Boikov, D.Erts, and T.Claeson. Response of Permittivity for the (BaSr)TiO3 Films on Microstructure, Electric Field and Temperature. 5th European Conference on Application of Polar Dielectrics (ECAPD-5), August 27-30, 2000

D. Erts, H. Olin, R.Lohmus, and A. Lohmus. Scanning probe microscopes inside transmission electron microscope for nanointeractions investigations. 5th European Conference on Application of Polar Dielectrics (ECAPD-5), August 27-30, 2000

R.Raamat, R.Lõhmus, A.Lõhmus, P.Liblik, M.Lobjakas,L.Montelius, J.Lindahl, D.Erts, H.Olin.Piezoresonance Driver for Positioning in SPM Devices in a Wide Temperature Range. 5th European Conference on Application of Polar Dielectrics (ECAPD-5), August 27-30, 2000

D. Erts, A. Lõhmus, R. Lõhmus, H. Olin, E. Olsson, L. Ryen, A. Thölén, Electron transport in point contacts studied by TEM-STM, 3rd Swedish Meeting on Vacuum and Materials Science, Göteborg, August 14-16, 2000 (Abstract pages 9-10)

D. Erts, H. Olin, E. Olsson, L. Ryen, A. Thölén. Ballistic and diffusive electron transport in gold point contacts studied by TEM-STM abstract, Second International Conference on Scanning Probe Spectroscopy, Hamburg, Germany, July 19 -22, 2000

Donats Erts, Boris Polakov, Håkan Olin, Toivo Vajakas, and Eimer Tuite. Tunnelling and force spectroscopy of self assembled DNA monolayers on Au(111) abstract, Second International Conference on Scanning Probe Spectroscopy, Hamburg, Germany, July 19 -22, 2000

J. Olafsson, P.Lincoln, B. Önfelt, B.Norden, D. Erts, B. Polyakov, P. Matousek, and E.Tuite. Multiple Approaches to Investigate Charge Separation and Transport in DNA. Fast Reactions in Solutions Meeting , Durham, August 2000.

D.Erts, A.Lõhmus, R.Lõhmus, H.Olin, and L.Olsson Direct imaging of AFM force interaction using transmission electron microscopy (TEM). Abstract, Third International Conference on Non-Contact Atomic Force Microscopy, Hamburg, Germany, July 16 -19, 2000

D.Erts, A.Lõhmus, R.Lõhmus, and H. Olin. TEM-SPM instrumentation. Abstract, Third International Conference on Non-Contact Atomic Force Microscopy, Hamburg, Germany, July 16 -29, 2000

D. Erts, H. Olin, L. Olsson, L. Ryen, A. Thölén, Direct imaging of AFM force interactions using TEM, 12th European Congress on Electron Microscopy, Brno, Czech Republic, July 9 - 14, 2000

D. Erts, A. Lõhmus, R. Lõhmus, H. Olin, E. Olsson, L. Ryen, A. Thölén, Electron transport in point contacts studied by TEM-STM, 12th European Congress on Electron Microscopy, Brno, Czech Republic, July 9 - 14, 2000

D.Erts, A.Lõhmus, R.Lõhmus, and H. Olin. TEM-SPM instrumentation. Abstract, Third International Conference on Non-Contact Atomic Force Microscopy, Hamburg, Germany, July 16 -19, 2000

Donats Erts, Boris Polakov, and Eimer Tuite. Spatial, Mechanical, Conductivity Characterization of Self-Assembled DNA Arrays on Au(111) by Atomic Force Microscopy. Abstract, Eleventh International Conference on Mechanics of Composite Materials, Riga, Latvia, June 11 -15, 2000, oral 35 min

D. Erts, H. Olin, L. Ryen, E. Olsson, A. Thölén, Maxwell and Sharvin conductance in gold point contacts investigated using TEM-STM. Nordic-Baltic SPM workshop, Goteborg, Sweden, June 5-7, 2000

D. Erts , H. Olin, L. Olsson, L. Ryen, A. Thölén Direct imaging of AFM force interactions using transmission electron microscope. Nordic-Baltic SPM workshop, Goteborg, Sweden, June 5-7, 2000.

J.Dzelme, D. Erts, H. Olin, Jump-in-contact between gold nanotips: observation and analysis. Nordic-Baltic SPM workshop, Goteborg, Sweden, June 5-7, 2000.

B. Polakov, D. Erts, H. Olin, T. Vajakas, E. Tuite Conductive and Nanomechanical SPM Characterization of Self Assembled DNA Arrays on Au(111). Nordic-Baltic SPM workshop, Goteborg, Sweden, June 5-7, 2000.

R.Lohmus, R.Raamat, A.Lohmus, P.Liblik, M.Lobjakas, L.Montelius, J.Lindahl, D.Erts, H.Olin, Piezo driver for SPM devecies in a wide temperature range. Nordic-Baltic SPM workshop, Goteborg, Sweden, June 5-7, 2000.

Yu.A. Boikov, T. Claeson, V.A. Danilov and D. Erts. Impact of Granularity on Mobility of Holes in Mechanically Stressed (100) La_0.67Ca_0.33MnO₃ Films. CIMTEC, Italia, Venece, 27-30 May 2000

D. Erts, H. Olin, L. Ryen, E. Olsson, and A. Thölén. Electron transport in Gold Nanowires. Satelite Conference to the Low Temperature Conference, LT22, Electron Transport in Mesoscopic Physics , Goteborg, Sweden, August 12-15, 1999 Abstracts 116-117.

Yu.A.Boikov, D.Erts and T.Claeson: "Response of Permitivity and Losses for

Ba1-xSrxTiO3/SrRuOx (x=0.2-1) Epitaxial Combinations on Electric Field,

Temperature and Frequency". Nato Advanced Research Workshop

"Defects and Surface-Induced Effects in Advanced Perovskites" Jurmala - Latvia, August 23-25, 1999

E.Tuite, P.Lincoln, H.-C. Becker, B.Onfelt, D. Erts, B.Norden. DNA Wires: Facts and Fiction. The 11^th conversation in the Discipline Biomolecular Stereodynamics, June 15-19, 1999, Albany, New York, USA

D. Erts, H. Olin, L. Ryen, E. Olsson, and A. Thölén. Maxwell and Sharvin Conductance in Gold Nanowires. The 10^th International Conference on Scanning Tunneling Microscopy /Spectroscopy and Related Proximal Probe Microscopy. July 18-23, 1999 Seoul, Korea.

K.Kundzins, A.Sternberg, D.Erts, Y.Boikov, AFM and Strain Response Studies of Heterostructures with Ferroelectric Active Layers. Nordic Baltic SPM Workshop June 3-5, 1998, Nyborg, Denmark

D. Erts, E. Hürfeld, H. Olin, E. Olsson, J. Prikulis, A. Thölén, Transmission electron microscope holder with an integrated STM for nanowire studies. Nordic Baltic SPM Workshop June 3-5, 1998, Nyborg, Denmark

A. Lohmus, J. Lindahl, R. Lohmus, T. Vajakas, D. Erts, H. Olin, L. Montelius, Some problems with home-building SPM and cryotechnical devices. Nordic Baltic SPM Workshop June 3-5, 1998, Nyborg, Denmark

Yu.A.Boikov, V.A.Danilov, D.Erts, T.Claeson, Ultrathin A2VB3VI Thermoelectric films confine charge cariers to move in two dimensions. Fourth International Conf. of Nanostructured Materials (Nano98), June 14-19, 1998 Stockholm, Sweden

A.D. Mashtakov, G.A. Ovsyannikov, I.V. Borisenko, K.Y. Constantinyan, I.M. Kotelyanskii, D. Erts. High-T-c superconducting step-edge junction on sapphire fabricated by non-etching technique 1998 Applied Superconductivity Conference, SEP 13-18, 1998

Yu. A. Boikov, Z. G. Ivanov, D. Erts, H. Olin and T. Claeson, Film surface as an Indication of a Growth Mode and Interfacial Reactions. 7th European Conf. on Applications of Surface and Interface Analysis Goteborg, 16-20 June 1997.

3. Yu. A. Boikov, Z. G. Ivanov, D. Erts, H. Olin, and T. Claeson, YBa₂Cu₃O_7-x/CeO₂ Epitaxial Heterostructures: interface reactions, surface morphology and superconducting parameters. 7th European Conf. on Applications of Surface and Interface Analysis Goteborg, 16-20 June 1997.

4. D. Erts, J. Asbjornsson, H. Olin, E. Ahlberg and J. Prikulis, Studies of the initial oxidation of cobalt in alkali solution using scanning electrochemical and atomic force microscopy. 9th Inten.Conf. on Scanning Tunneling Microscopy/Spectroscopy and Related Techniques STM97, July 20-25, 1997, Hamburg.

5. D. Erts, Z. G. Ivanov, H. Olin, T. Claeson, H. Q. Chen, L.-G.Johansson and Q.-H. Hu, AFM study of the morfology of Tl₂Ba₂CuO₆Tl₂Ba₂CuO₆ films. 9th Intern. Conf. on Scanning Tunneling Microscopy/ Spectroscopy and Related Techniques STM97, July 20-25, 1997, Hamburg.

Q.-H. Hu, L.-G. Johansson, H. Q. Chen, Z. G. Ivanov, D. Erts, H.Olin, T. Claeson and E.A.Stepantsov, Properties of Tl-2201 thin films. Internat. Conf. on Materials and mechanismsof Superconductivity- High Temperature Superconductors. Being , Feb.28-March 04, 1997.

H.Q. Chen, L.G. Johansson, Q.H. Hu, Z.G. Ivanov, D. Erts, E. Stepantsov. Growth of Tl-2201 superconducting thin films on single crystal LaAlO3 International Workshop on Thallium and Mercury Based Superconducting Materials, Cambridge, May 25-29, 1997

D. Erts, H. Olin, J. Asbjornsson, E. Ahlberg, J. Prikulis, Design of a scanning electrochemical microscope and its applications to the studies of cobalt oxidation and of polymer conductivity. 1th International Workshop on Scanning Electrochemical Microscopy. September 6-8, 1997, Freiburg (Germany).

G. A. Ovsyannikov, A. D. Mashtakov, I. M. Kotelyanskii, P. B. Mozhaev, K.Y. Constantinian, Z. G. Ivanov and D. Erts, New Technique in Fabrication of High-Tc Superconducting Step-Edge Junction. Intern. Superconductive Electronics Conferenc í97, June 25-28, 1997, Berlin.

H. Q. Chen, ,L.-G. Johansson, Q.-H. Hu, D. Erts, T. Claeson, Z. G. Ivanov. Sunthesis, characterisation and properties of Tl-2201 thin films. 3rd European Conference on Applied Superconductivity (EUCAS 1997), The Netherlands, 30 June-3 July 1997

Yu.A.Boikov, V.A.Danilov, T.Claeson, D.Erts, Layer by layer growth of Bi₂Te₃ epitaxial thermoelectric heterostructures. 16^th Int. Conf. on Thermoelectrics. Dresden, August 26-29, 1997.

D. Erts, E. Ahlberg, J. Esbjörnsson, H. Olin, and J. Prikulis (1996). Design of a scanning electrochemical microscope. Nordic SPM Workshop '96, Lund. Abstract.

A.V. Danilov, D. Erts, J.-J. Kim, S.E. Kubatkin, and H. Olin (1996). Using LabView in SPM. Nordic SPM Workshop '96, Lund. Abstract

A. Bogdanov, D. Erts, and H. Olin (1996). Modification of AFM tip shape and PMMA surface resulting from scanning. Nordic SPM Workshop '96, Lund. Abstract

Y.A. Boikov, Z.G. Ivanov, T. Claeson, and D. Erts (1996). Epitaxial SrBi2Nb2O9, PbBi2Nb2O9 Films: Features of Growth and Dielectric Parameters. Proceedings of IEEE International Symposium on the Applications of Ferroelectrics (ISAF'96) East Runswick, NJ, USA:

A.L. Bogdanov, D, Erts, B. Nilsson, H. Olin. Fabrication of arrays of nanometer size test structures for scanning probe microscope tips characterization. 38th International Symposium on Electron, Ion and Photon Beams, MAY 31-JUN 03, 1994