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Electronics of Low Dimensional Structures

Head of Laboratory – Nikolaeva Albina dr. habil., research professor, Academician of the International Thermoelectric Academy, State Prize Laureate in the Field of Physics and Technique 1998; Laureate of the Academy of Sciences of Moldova, Award for the best scientific paper 2004; Laureate of the Academy of Sciences of Moldova, Award for the best scientific results 2009.

Phone:+373 (22) 73 81 16

Fax: +373 (22) 73 81 16

Email: a.nikolaeva@nano.asm.md

Fields of Laboratory activities:

  • Quantum interference effects in low-dimensional structures for their further applications in spintronics and nanoelectronics.

  • Semimetal and semiconductor thermoelectric materials based on low-dimensional structures for thermoelectric energy converters for different purposes.

  • Lifshits electron topological transitions induced by external action for optimization thermoelectric efficiency of materials and development of methods for the management of electronic devices.

  • Microsized thermoelectric energy converters and magnetoresistive sensors based on semimetal and semiconductor micro and nanowires.

  • Investigations in the field of development of electronic devices for power engineering.

  • Design of applied devices in the field of alternative power engineering (renewed energy sources).

  • Designing of devices in the area of communication.

Laboratory staff:

  • Bodiul Pavel, Dr. Sci., professor, principal scientific researcher in physics, phone: +373 (22) 73 81 16, email: pavelbodiul@mail.ru
  • Konopko Leonid, PhD, docent, leading scientific researcher in physics, phone: +373 (22) 73 70 72, email: leonid.konopko@nano.asm.md
  • Meglei Dragoş, PhD, leading scientific researcher in electro-physics, phone: +373 (22) 73 70 97, email: meglei@nano.asm.md
  • Cherner Iacov, PhD, senior scientific researcher in physics, phone: +373 (22) 73 81 16, email: iacov1951@mail.ru
  • Alexeeva Svetlana, PhD, senior scientific researcher in physics, phone: +373 (22) 73 70 97, email: alexeeva@nano.asm.md
  • Railean Serghei, PhD, senior scientific researcher in applied electronics, phone: +373 (22) 73 74 59, email: railean@mail.utm.md
  • Para Gheorghe, PhD, senior scientific researcher in physics, phone: +373 (22) 73 81 16, email: gpara@mail.ru
  • Kobylianskaya Ana, PhD, scientific researcher in physics, phone: +373 (22) 73 74 59, email: aniuta@smtp.ru
  • Moloşnic Eugen, scientific researcher in technological physics, phone: +373 (22) 73 81 65
  • Popov Ivan, scientific researcher in electro-physics, phone: +373 (22) 73 81 65, email: ros_tov@mail.ru
  • Rusu Alexandru, scientific researcher in materials science, phone: +373 (22) 73 70 97
  • Sainsus Iurii, scientific researcher in heat machines and equipment, phone: +373 (22) 72 33 86, email: yenergy@mail.ru
  • Conev Alexei, scientific researcher in applied electronics, phone: +373 (22) 72 33 86, email: aenergy@mail.ru
  • Istrate Eugen, jr. scientific researcher in physics, phone: +373 (22) 73 81 16, email: eugen_istrate@mail.ru
  • Rastegaev Ghenadie, jr. scientific researcher in physics, phone: +373 (22) 73 81 16, email:
  • Griţco Roman, jr. scientific researcher in physics, phone: +373 (22) 73 70 97, e-mail: rgritco@yahoo.com 
  • Babac Vladimir, engineer, phone: +373 (22) 72 33 86, email: harpoon22@mail.ru
  • Botnari Oxana, engineer, phone: +373 (22) 73 90 40, email: oxanabotnari@mail.ru
  • Ambarţumean Ludmila, engineer, phone: +373 (22) 73 74 22
  • Ballik Igor, engineer, phone: +373 (22) 73 74 22
  • Jenunchi Iurie, operator of technological installations, phone: +373 (22) 73 70 97
  • Russev Iurie, engineer, phone: +373 (22) 72 33 86, email: penergy@mail.ru
  • Şcerbii Denis, engineer, phone:  +373 (22) 72 33 86
  • Siroteanu Leonid, engineer, phone: +373 (22) 73 74 22
  • Liva Olga, engineer, phone: +373 (22) 73 74 22
  • Bejan Ion, engineer, phone: +373 (22) 72 33 86
  • Russev Iurie, engineer, phone: +373 (22) 72 33 86
  • Caraev Maxud, engineer, phone: +373 (22) 72 33 86
  • Bîrca V., engineer, phone: +373 (22) 72 33 86
  • Coromîslicenco Tatiana, technologist, phone: +373 (22) 73 81 16

Projects:

International:

  1. STCU #5986 „Development of anisotropic thermoelectric devices based on semimetal microwires” (2015-2016), project manager PhD Leonid Konopko

  2. STCU #5373 “Quantum electron transport in nanostructures for practical applications” (2012-2014), project manager PhD Leonid Konopko

  3. STCU #5050 “Quantum interference effects and thermoelectricity in semimetal nanowire”, project manager Dr.hab. Nikolaeva A.A. (2010-2011).

  4. SCOPES „Functional nanowires”, project manager Dr.hab. Nikolaeva A.A. (2010-2012).

  5. CRDF project CGP #MO-E1-2603-SI-04 “Thermoelectric and Aharonov Bohm oscillations in Bi and its alloys quantum wires.” project manager  Dr.hab. Nikolaeva A.A. (2004-2006).

  6. CRDF/MRDA, BGP project # MP2-3019 “Synthesis of nanostructures based on Bi and Bi-Sb and the investigation of the electronic transport over a wide range of temperatures, magnetic field and deformations.”, project manager Dr.hab. Nikolaeva A.A. (2001-2003).

Within of the State Programs:

  1. Bilateral project Moldova-Ukraine „Elaborarea tehnologiei de fabricare a micro şi nano cristalelor în formă de fire pe bază de semiconductori şi semimetale şi cercetarea proprietăţilor magnetice şi de transport ale lor la extinderi elastice pentru crearea tenso şi termo senzoarelor sensibile”, project manager Dr.hab. Nikolaeva A.A. (2010-2011).

  2. Bilateral project Moldova-Ukraine „Tehnologia şi proprietăţile fizico-chimice ale peliculelor şi firelor subţiri pe bază de telurură de plumb pentru convertor termoelectric de energie”, project manager Dr. Meglei D.F. (2010-2011).

  3. Project CSSDT#09.808.05.02A „Elaborarea şi proprietăţile electro-fizice ale nanofirelor semimetalice cristaline pentru confecţionarea traductoarelor de diversă menire (temperatură, deformaţii, iradieri electromagnetice)”, project manager Dr. Konopko L.A. (2009-2010).

  4. Project CSSDT# 08.808.05.01A „Elaborarea generatorului de microunde în baza tehnologiei cu benzi paralele”, project manager Dr. Dintu M. (2008-2009).

  5. Project CSSDT# 08.808.05.02A „Elaborarea tehnologiei şi a construcţiei structurilor în multe straturi pentru confecţionarea convertizoarelor electronice din microfire pentru măsurarea tensiunilor 35-110kV de curent alternativ”, project manager Dr. Meglei D.F. (2008-2009).

  6. Project CSSDT# 07.408.05.07PA„Elaborarea tehnologiilor de fabricare a structurilor dimensional limitate pentru convertoare termoelectrice cu eficienţă înaltă şi elemente microelectronice sensibile”, project manager Acad. D.V.Gitsu. (2007-2008)

  7. Project CSSDT# 08.805.05.06A„Materiale şi structuri pentru microtermocupluri de utilizare în monitoringul temperaturii obiectelor biologice”, project manager Dr.hab. Nikolaeva A.A. (2008).

  8. Project CSSDT# 06-408-02-05P „Fabricare nanostructurilor (micropunţi, microcontacte, matrice template cu nanosfere) prin metode laser pentru microdispozitive”, project manager Dr.hab. Nikolaeva A.A. (2006-2007).

  9. Project CSSDT/FCFR #06.18CRF „Quantum transport in micro- and nanocontacts and in quantum wires of semimetals and superconductors”, project manager Dr. Konopko L.A.  (2006-2007).

Recent publications:

Chapter in monographs:

  1. HUBER, T.; SCOTT, R.; SCOTT, J.; BROWER, T.; NIKOLAEVA, A.; KONOPKO, L. Thermoelectric nanowire arrays response to illumination. Reinhold Egger, Davron Matrasulov, Khamdam Rakhimov eds. Low-Dimensional Functional Materials, NATO Science for Peace and Security Series B: Physics and Biophysics. Springer, 2013 pp. 217-224.

Research papers:

  1. NIKOLAEVA, A.A.; KONOPKO, L.A.; HUBER, T.E.; POPOV, I.A.; BODIUL, P.P.; MOLOSHNIK, E.F. Temperature and magnetic field dependences of the resistance and thermopower in a topological insulator Bi1-xSbx wires. Phys. Status Solidi A2014, vol.211, n. 6, p. 1325–1328. (IF: 1,469)

  2. GRABOW, V.M.; DEMIDOV, E.V.; KOMAROV, V.A.; MATVEEV, D.; NIKOLAEVA, A.A.; MARKUSHEVS, D.; KONSTANTINOV, E.V., KONSTANTINOV, E.E. Size effect in galvanomagnetic phenomena in bismuth films doped with tellurium. Semiconductors, 2014, vol. 48, no. 5, p. 630-635. (IF: 0,705)

  3. НИКОЛАЕВА, А.А.; КОНОПКО, Л.А.; БОДЮЛ,  П.П.; ЦУРКАН, А.К. Особенности диффузионной термоэдс при примесном электронном топологическом переходе в сильнолегированных нитях висмута. Ж. Термоэлектричество 2014,№3, стр. 30-43.

  4. KONOPKO, L.A.; NIKOLAEVA, A.A.; HUBER, T.E. and MEGLEI, D.F. Thermoelectric properties of Bi2Te3 microwires. Phys. Status Solidi C 2014, vol. 11, n. 7–8, p.1377–1381.

  5. NIKOLAEVA, A.A.; KONOPKO, L.A.; HUBER, T.E.; TSURKAN, A.K.; MEGLEI, D.F. and MATVEEV, D.Yu. Galvanomagnetic and thermoelectric properties of Te doped single-crystal bismuth wires. Phys. Status Solidi C 2014, vol. 11, n. 7–8, p. 1373–1376.

  6. NIKOLAEVA, A.; KONOPKO, L.; HUBER, T.; PARA, Gh., and TSURKAN, A. Effect of weak and high magnetic fields in longitudinal and transverse configurations on magneto- thermoelectric properties quantum Bi- wires. Surface Engineering and Applied Electrochemictry, 2014, vol. 50, n. 1, p. 57-62. (IF: 0,289)

  7. NIKOLAEVA, A.A.; KONOPKO, L.A.; GRABOV, V.M.; KOMAROV, V.A.; KABLUKOVA, N.; PARA, Gh.I.; POPOV, I.A. Semimetal-semiconductor transitions in bismuth-antimony films   and   nanowires   induced   by   size  quantization. Surface Engineering and Applied Electrochemictry, 2014, vol. 50, n. 5, p. 437-445. (IF: 0,289)

  8. MEGLEI, D.; ALEKSEEVA, S. Experimental and theoretical temperature dependences of the thermopower of Pb0.82Sn0.18Te.Moldavian Journal of the Physical Sciences. 2014, 13(1-2), pp. 20-22.

  9. KONOPKO, L.A.; HUBER, T.E.; NIKOLAEVA, A.A.; BURCEACOV, L.A. Quantum interference of surface states in bismuth nanowires in transverse magnetic fields. J Low Temp. Phys. 2013, 171(5-6), 677–684. (IF: 1.183)

  10. KERNER, Ia.I. Numerical modeling of detection in the contacts of bismuth-antimony alloy with different materials. Moldavian Journal of the Physical Sciences 2013, 12(3-4), 263-267.

  11. MEGLEI, D. Piezoresistance effect in PbTe microwires. Moldavian Journal of the Physical Sciences 2013, 12(1-2), 63-65.

  12. TSURKAN, A. Resistance and thermopower in Bi wires with trigonal orientation. Moldavian Journal of the Physical Sciences.  2013, 12 (1-2), 57-62.

  13. NIKOLAEVA, A.A.; KONOPKO, L.A.; HUBER, T.E.; ANSERMET, J.-PH.; POPOV, I.A. Thermoelectric phenomena in Bi1-xSbx nanowires in semimetal and gapless region. J. Nanoelectron. Optoelectron. 2012, 7(7), 671-677. (IF: 0.479)

  14. HUBER, T.E.; OWUSU, K.; JOHNSON, S.; NIKOLAEVA, A.; KONOPKO, L.; JOHNSON, R. C.; GRAF,  M.J. Thermoelectric prospects of nanomaterials with spin-orbit surface bands. J. Appl. Phys.2012, 111(4), 043709. (IF: 2,168)

  15. NIKOLAEVA, A.A.; KONOPKO, L.A.; HUBER, T.E.; BODIUL, P.P.; POPOV, I.A. Prospects of nanostructures Bi1−xSbx for thermoelectricity. Journal of Solid State Chemistry. 2012, 193, 71-75. (IF: 2,159)

  16. NIKOLAEVA, A.A.; POPOV, I.A.; KONOPKO, L.A.; MOLOSHNIK, E.F.; HUBER, T.E.; BODIUL P.P. Size-Quantization semimetal – semiconductor transition in Bi0.98Sb0.02 nanowires: thermoelectric properties. Journal of Electronic Materials. 2012, 36(2), 1-4. (IF: 1,466)

  17. MEGLEI, D. Some properties of Bi2Te3 and PbTe crystals and converters on their basis. Moldavian Journal of the Physical Sciences.2012, 11(3), 243-263.

  18. HUBER, T. E.; ADEYEYE, A.; NIKOLAEVA, A.; KONOPKO, L.; JOHNSON, R. C.; GRAF, M. J. Surface state band mobility and thermopower in semiconducting bismuth nanowires. Physical Review B.2011, 83(23), 235414-1-5. (IF: 3,772)

  19. KONOPKO, L.; HUBER T. E.; NIKOLAEVA, A. Quantum interference in bismuth nanowires: evidence for surface charges. Journal of Low Temperature Physics. 2011, 162(56), 524-528. (IF: 1,403).

  20. НИКОЛАЕВА, A.A.; КОНОПКО, Л.А.; ЦУРКАН, А.К.; БОТНАРЬ, О.В. Анизотропия термоэлектрических свойств нанонитей Bi и Bi-Sn для термоэлектрических приложений. Metallofiz. Noveishie Teknol. 2011, 33(1), 77-85. (IF: 0,15).

  21. НИКОЛАЕВА, А.А.; КОНОПКО, Л.А.; ПАРА, Г.И.; ЦУРКАН, А.К. Размерные эффекты в сопротивлении и термоэдс в магнитном поле нанонитей Bi, легированных акцепторной и донорной примесями. Metallofiz. Noveishie Teknol. 2011, 33(1), 65-75. (IF: 0,15).

  22. КОНОПКО, Л.А.; НИКОЛАЕВА, А.А.; ХУБЕР, Т.Е. Осцилляции Аронова-Бома в монокристаллических нанонитях Bi. Nanosystems, Nanomaterials, Nanotechnologies. 2011, 9(1), 67-75.

Patents:

  1. NICOLAEVA, A.; KONOPKO, L.; BODIUL, P.; POPOV, I.; PARA, G.; BOTNARI, O.; BORŢOI, T. Process for producing Bi-Sb single-crystal semimetals. Patent MD 837. 2014.11.30.

  2. NIKOLAEVA, A.; BODIUL, P.; KONOPKO, L.; POPOV, I.; MOLOŞNIC, E. Method for producing monocrystalline bismuth-stibium semiconductors. Patent MD 827. 2014.10.31.

  3. SIDELNICOVA S.; GLOBA P.; CONOPCO L.; NIKOLAEVA A.; DIKUSAR A. Method for producing microwire contact in glass insulation. Patent MD 753. 2014.03.31.

  4. SAINSUS, Iu.; CONEV, A.; RUSSEV, Iu. Stirling cycle - based heat engine. Patent MD 679. 2013.09.30.

  5. SAINSUS, Iu.; SIDORENKO, A.; CONEV, A.; RUSSEV, Iu.; LEAPIN, V. Assembly for the Stirling cycle -based heat engine. Patent MD 680. 2013.09.30.

  6. SAINSUS, Iu.; SIDORENKO, A.; CONEV, A.; RUSSEV, Iu.; LEAPIN, V.; DIMITRIU, V.; ŢIGANU, I.; RUSSEVA, M. Cooler for heat engine with Stirling cycle. Patent MD 658. 2013.07.31.

  7. NIKOLAEVA, A.; BODIUL, P.;  KONOPKO, L.; ŢURCAN, A. Thermoelectric anisotropic material on base of bismuth. Patent MD 542. 2012.08.31.

  8. NIKOLAEVA, A.; BODIUL, P.; KONOPKO, L.; PARA, Gh. Method for determining the concentration of charge carriers in dimensionally limited anisotropic materials. Patent MD 562. 2012-11-30.

  9. NIKOLAEVA, A.; BODIUL, P.; KONOPKO, L.; PARA, Gh. Method for rapid growth of Sb monocrystals. Patent MD 532. 2012.07.31.

  10. NIKOLAEVA, A.; BODIUL, P.; KONOPKO, L.; ŢURCAN, A.; STICI, I. Method for recrystallization of bismuth filament in glass insulation. Patent MD 575. 2012.12.31.

  11. SAINSUS, Iu.; BABAC, V.; PIATÎGHIN, S.; ROTARU, A.; RAILEAN, S.; CONEV, A.; RUSSEV, Iu.; POSTORONCA, S.; ŞCERBII, D. Device for detecting the electromagnetic field of extremely high frequency and low intensity. Patent MD 472. 2012-01-31.

  12. SAINSUS, Iu.; BABAC, V.; ROTARU, A.; PIATÎGHIN, S.; RAILEAN, S.; POSTORONCA,  S.; CONEV, A.; RUSSEV, Iu.; ŞCERBII, D.; CIJOVA, G. Microwave device. Patent MD 466.2012-01-31.

  13. SAINSUS, Iu.; CONEV, A.; RUSSEV, Iu.; POSTORONCA, V.; ŞCERBII, D.; BABAC, V. Accumulator switching and protection device. Patent MD 474. 2012-01-31.

  14. ADAMCIUC, A.; PARA, Gh.; NICOLAEVA, A.; BODIUL, P. Method for measuring the thermoelectromotive force coefficient in microwire in glass insulation. Patent MD 364. 2011.04.30.

  15. BODIUL, P.; NICOLAEVA, A.; KONOPKO, L.; PARA, Gh. Process for rapid growth of bismuth monocrystal. Patent MD 402. 2011.07.31.

  16. BODIUL, P.; NICOLAEVA, A.; KONOPKO, L.; BOTNARI, O. Thermoelectric microwire in glass insulation. Patent MD 323. 2011.01.31.

  17. SAINSUS, Iu.; CONEV, A.; RUSSEV, Iu.; POSTORONCĂ, S.; BABAC, V.; PIATÎGHIN, S.; SCERBII, D. Device for emission of electromagnetic microwaves. Patent MD 314. 2010.12.31.