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Elulookirjeldus (CV)
1.Eesnimi Nikolai
2.Perekonnanimi Kristoffel
3.Töökoht Tartu Ülikool, Füüsika Instituut, Teoreetilise Füüsika Instituut
4.Ametikoht Emeriitprofessor, erakorraline vanemteadur
5.Sünniaeg 05.03.1932 (päev.kuu.aasta)
6.Haridus Kõrgem
Tartu Riiklik Ülikool, 1955, cum laude
7.Teenistuskäik Töötanud TÜ Füüsika Instituudis (ja selle eelkäijates) 1955.a.-st aspirandist (1955-58) laborijuhatajani (kuni 1997);
Tartu Ülikoolis 1958.a.-st assistendist professorini (1974-97).
1998-st vanemteadur grandi alusel, alates 2004 ka erakorraline vanemteadur. Professor emeritus 1997.
Külalisprofessor ja –teadur Stuttgarti (korduvalt), Milano, Karlsruhe, Kenti ülikoolides ja Stuttgarti M.Plancki Tahkiseuurimise Instituudis (korduvalt).
8.Teaduskraad füüs.-mat. doktor
9.Teaduskraadi välja
andnud asutus, aasta
Leningradi Riiklik Ülikool, 1967
10.Tunnustused Professori kutse teoreetilise füüsika alal 1976
vanemteaduri kutse 1963
Eesti Teaduspreemia 1965 ja 1985
Tartu Ülikooli Suur Medal 1997
Eesti Füüsika Seltsi Aastapreemia 2000
Eesti Vabariigi Teaduspreemia 2004
11.Teadusorganisatsiooniline
ja –administratiivne
tegevus
Töötanud kauaaegselt professori ja laborijuhatajana, teadusteemade juhendajana; olnud kahe NL TA probleemnõukogu ja mitmete teadusnõukogude liige; rahvusvaheliste nõupidamiste orgkomiteede liige; Euroopa Teaduste ja Kunstide Akadeemia liige
12.Juhendamisel kaitstud
väitekirjad

Pavel Rubin, PhD, 1994, juh. Nikolai Kristoffel. Lokal'nye defektnye sostoyanoya v CuO2 ploskostyah vysokotemperaturnyh sverhprovodnikov.. Tartu

Mihhail Klopov, cand, 1990, juh. Nikolai Kristoffel. Lokal'naya dinamika kristallov BaTiO3 i SrTiO3 s tochechnymi defektami zamescheniya.. Tartu

Aleksandr Pištšev, cand, 1988, juh. Nikolai Kristoffel. Teoriya nekotoryh neodnorodnyh i nelinejnyh svojstv segnetoelektrikov tipa smescheniya.. Tartu

Boris Šulitšenko, cand, 1983, juh. Nikolai Kristoffel. Metod funkcij Grina v raschete odnoelektronnoj energeticheskoj struktury dielektricheskih kristallov s lokalizovannymi defektami.. Tartu

Arnis Gulbis, cand, 1982, juh. Nikolai Kristoffel. Teoriya nekotoryh opticheskih svojstv vibronnyh segnetoelektrikov.. Riia

Peet Konsin, cand, 1976, juh. Nikolai Kristoffel. Vibronnaya dinamicheskaya teoriya strukturnyh fazovyh perehodov.. Tartu

Vladimir Salomatov, cand, 1972, juh. Nikolai Kristoffel. Teoreticheskoe izuchenie anizotropnyh primesnyh centrov v schelochnogaloidnyh kristallofosforah.. Tartu

Grigorij Zavt, cand, 1966, juh. Nikolai Kristoffel. Teoriya kolebanij kristallov tipa NaCl s primesyami.. Tartu

13.Teadustöö põhisuunad Tahkiseteooria: defektidega kristallide teooria, struktuursed faasisiirded ja ferroelektrikud, lokaalne dünaamika, tahkiste spektroskoopia ja optilised efektid, kõrgtemperatuursed ülijuhid. Teaduspublikatsioone üle 300.
14.Jooksvad grandid ETF 6540
Kõrgtemperatuursed ülijuhid mitmetsoonilistes stsenaariumides.
15.Teaduspublikatsioonid

N. Kristoffel, P. Rubin, Cuprate interband superconducting density for doping driven spectral overlaps, J. Supercon., accepted, 2005.

N. Kristoffel, P. Rubin P, Effect of photodoping on cuprate superconductivity, PHYSICA C, 418, 49-52, 2005.

N. Kristoffel, P. Rubin, Two-component scenario, cuprate related gaps, and superconducting density, Proc. Estonian Acad. Sci. Phys. Mat. 54, 98-110, 2005.

N.Kristoffel, P.Rubin, Superconducting gaps and pseudogaps in a composite model of two-component cuprate, Physica C, 402, 257-262, 2004.

N.Kristoffel, P.Rubin, Vibronic effects in cuprate superconductors with a two-component spectrum created by doping, Ferroelectrics, 283, 167-173, 2003.

N.Kristoffel, Two pseudogaps in underdoped cuprates, Modern Phys. Lett. B, 17, 451-457, 2003.

N.Kristoffel, T.Örd, K.Rägo, A description of MgB2 superconductivity including pi-sigma bands coupling, J. Supercond. 16, 517-519, 2003.

N.Kristoffel, T.Örd, K.Rägo, MgB2 two-gap superconductivity with intra- and interband couplings, Europhys. Lett., 61, 109-115, 2003.

N.Kristoffel, Vibronic renormalization of superconductivity gaps in a two-band model of cuprates, Adv. Quantum Chem., 44, 555-561, 2003.

T.Örd, N.Kristoffel, K.Rägo, MgB2 superconductivity properties in a two-gap model, Modern Phys. Lett. B, 17, 667-674, 2003.

N.Kristoffel, Doping created vibronic phonon softening channel in cuprates, Physica C, 377, 277-281, 2002.

N.Kristoffel, P.Rubin, Cuprate superconductivity interband model with a doping formed spectrum, Eur. Phys. J. B, 30, 495-500, 2002.

N.Kristoffel, P.Rubin, Cuprate superconductivity on interacting electronic components prepared by doping, Intern. J. Modern Phys. B, 16, 1739-1742, 2002.

N.Kristoffel, P.Rubin, Interband optical conductivity of a two-band superconductor, Physica C, 371, 270-274, 2002.

N.Kristoffel, P.Rubin, Pair-transfer superconductivity on doping determined bands and the pseudogap, New Trends in Superconductivity, Ed. J.F.Annett, S.Kruchinin, Kluwer Acad. Publ., 2002, p. 125-136.

N.Kristoffel, P.Rubin, Pseudogap and superconductivity gaps in a two-band model with doping-determined components, Solid State Commun. 122, 265-268, 2002.

N.Kristoffel, T.Örd, K.Rägo, Mechanism of MgB2 superconductivity with interband pair-transfer interaction, Intern. J. Modern Phys. B, 16, 1585-1589, 2002.

N.Kristoffel, T.Örd, Modeling MgB2 two-gap superconductivity, Physica C, 370, 17-20, 2002.

T.Örd and N.Kristoffel, A two-band approach to MgB2 superconductivity, New Trends in Superconductivity, Ed J.F.Annett, S.Kruchinin, Kluwer Acad. Publ., 2002, p. 235-243.

N.Kristoffel, M.Klopov, Destabilization criteria of the in-plane Cu c-axis dynamics in cuprate superconductors, Europhys. Lett., 52, 686-690, 2001.

N.Kristoffel, M.Klopov, Instability criteria for local lattice distortions in cuprate superconductors, Physics in Local Lattice Distortions, Ed. H.Oyanagi and A.Bianconi, American Institute of Physics, NY, 2001, p. 98-101.

N.Kristoffel, P.Rubin, Properties of high-Tc superconductors by a two-band model with the doping dependent electron spectrum, Proc. Est. Acad. Sci., Phys. Math., 50, 169-178, 2001.

N.Kristoffel, P.Rubin, Two-band high-Tc superconductivity with a pseudogap, Physica C, 356, 171-175, 2001.

N.Kristoffel, P.Konsin, T.Örd, Two-band model for high-temperature superconductivity, Rivista Nuovo Cim., 17, No.9, 1-41, 1994.

N.Kristoffel, Coherent photovoltaic currents in ferroelectrics, Ferroelectrics, 83, 55-61, 1988.

N.Kristoffel, P.Konsin, Vibronic theory of structural phase transitions and displacive ferroelectrics, phys. stat. sol. b, 149,11-29, 1988.

N.Kristoffel, Temperature effects in the dynamics of centre with nearly degenerate levels and a localized phase transition. Nuovo Cim., 49B, 307-313, 1979.

Н.Н.Кристофель, Теория примесных центров малых радиусов в ионных кристаллах, Наука, Москва, 1974, 336 с.

N.Kristoffel, P.Konsin, Electron-phonon interaction, microscopical mechanism and properties of ferroelectric phase transitions, Ferroelectrics, 6, 3-12, 1973.

N.Kristoffel, G.Zavt, Einige Fragen der Theorie von Schwingungen in Fremdionen enthaltenden Ionenkristallen, Lattice Dynamics, J. Phys. Chem. Solids, Suppl. 1, 549-557, 1965.

viimati muudetud: 07.10.2005

Curriculum Vitae (CV)
1.First Name Nikolai
2.Surname Kristoffel
3.Institution University of Tartu, Institute of Physics and Institute of Theoretical Physics
4.Position Professor emeritus, senior scientist
5.Date of birth 05.03.1932 (day.month.year)
6.Education High education
Tartu State University, 1955, cum laude
7.Research and
professional experience
From 1955 at the Institute of Physics and its predecessors, a way from post-graduate student (1955-58) to the head of laboratory (until 1997 incl.). From 1958 at the University of Tartu from assistant to professor (1974-97). From 1998 senior scientist on the grant basis, from 2004 also
extraordinary senior scientist.Professor emeritus 1997.
Visitng professor and scientist in universities of Stuttgart (many times), Milano, Karlsruhe, Kent and M.Planck Institute for Research of Solids (Stuttgart, repeatedly).
8.Academic degree Doctor of phys.-math. sciences
9.Dates and sites of
earning the degrees
Leningrad State University , 1967
10.Honours/awards Professor in theoretical physics 1976
senior scientist 1963
1965 and 1985 Estonian State Science Prize
1997 Great Medal of the University of Tartu
2000 Annual Prize of the Estonian Physical Society
Estonian Republic Science Prize 2004
11.Research-administrative
experience
Laboratory head and professor long duration. Supervisor of scientific projects. Member of various scientific councils, earlier member of two problem-councils of the Academy of Sciences of USSR. Member of organizing committee of international conferences. Member of the European Academy of Sciences and Arts; Member of the Estonian Physical Society
12.Supervised dissertations

Pavel Rubin, PhD, 1994, superv. Nikolai Kristoffel. Lokal'nye defektnye sostoyanoya v CuO2 ploskostyah vysokotemperaturnyh sverhprovodnikov.. Tartu

Mihhail Klopov, cand, 1990, superv. Nikolai Kristoffel. Lokal'naya dinamika kristallov BaTiO3 i SrTiO3 s tochechnymi defektami zamescheniya.. Tartu

Aleksandr Pištšev, cand, 1988, superv. Nikolai Kristoffel. Teoriya nekotoryh neodnorodnyh i nelinejnyh svojstv segnetoelektrikov tipa smescheniya.. Tartu

Boris Šulitšenko, cand, 1983, superv. Nikolai Kristoffel. Metod funkcij Grina v raschete odnoelektronnoj energeticheskoj struktury dielektricheskih kristallov s lokalizovannymi defektami.. Tartu

Arnis Gulbis, cand, 1982, superv. Nikolai Kristoffel. Teoriya nekotoryh opticheskih svojstv vibronnyh segnetoelektrikov.. Riia

Peet Konsin, cand, 1976, superv. Nikolai Kristoffel. Vibronnaya dinamicheskaya teoriya strukturnyh fazovyh perehodov.. Tartu

Vladimir Salomatov, cand, 1972, superv. Nikolai Kristoffel. Teoreticheskoe izuchenie anizotropnyh primesnyh centrov v schelochnogaloidnyh kristallofosforah.. Tartu

Grigorij Zavt, cand, 1966, superv. Nikolai Kristoffel. Teoriya kolebanij kristallov tipa NaCl s primesyami.. Tartu

13.Current research program Solid state theory: theory of crystals with defects, structural phase transitions and ferroelectrics, local dynamics, spectroscopy of solids and optical effects, high-temperature superconductors. More than 300 scientific publications
14.Current grant funding Estonian Science Founadation Grant 6540
High temperature superconductors by multiband scenario.
15.List of most important publications

N. Kristoffel, P. Rubin, Cuprate interband superconducting density for doping driven spectral overlaps, J. Supercon., accepted, 2005.

N. Kristoffel, P. Rubin P, Effect of photodoping on cuprate superconductivity, PHYSICA C, 418, 49-52, 2005.

N. Kristoffel, P. Rubin, Two-component scenario, cuprate related gaps, and superconducting density, Proc. Estonian Acad. Sci. Phys. Mat. 54, 98-110, 2005.

N.Kristoffel, P.Rubin, Superconducting gaps and pseudogaps in a composite model of two-component cuprate, Physica C, 402, 257-262, 2004.

N.Kristoffel, P.Rubin, Vibronic effects in cuprate superconductors with a two-component spectrum created by doping, Ferroelectrics, 283, 167-173, 2003.

N.Kristoffel, Two pseudogaps in underdoped cuprates, Modern Phys. Lett. B, 17, 451-457, 2003.

N.Kristoffel, T.Örd, K.Rägo, A description of MgB2 superconductivity including pi-sigma bands coupling, J. Supercond. 16, 517-519, 2003.

N.Kristoffel, T.Örd, K.Rägo, MgB2 two-gap superconductivity with intra- and interband couplings, Europhys. Lett., 61, 109-115, 2003.

N.Kristoffel, Vibronic renormalization of superconductivity gaps in a two-band model of cuprates, Adv. Quantum Chem., 44, 555-561, 2003.

T.Örd, N.Kristoffel, K.Rägo, MgB2 superconductivity properties in a two-gap model, Modern Phys. Lett. B, 17, 667-674, 2003.

N.Kristoffel, Doping created vibronic phonon softening channel in cuprates, Physica C, 377, 277-281, 2002.

N.Kristoffel, P.Rubin, Cuprate superconductivity interband model with a doping formed spectrum, Eur. Phys. J. B, 30, 495-500, 2002.

N.Kristoffel, P.Rubin, Cuprate superconductivity on interacting electronic components prepared by doping, Intern. J. Modern Phys. B, 16, 1739-1742, 2002.

N.Kristoffel, P.Rubin, Interband optical conductivity of a two-band superconductor, Physica C, 371, 270-274, 2002.

N.Kristoffel, P.Rubin, Pair-transfer superconductivity on doping determined bands and the pseudogap, New Trends in Superconductivity, Ed. J.F.Annett, S.Kruchinin, Kluwer Acad. Publ., 2002, p. 125-136.

N.Kristoffel, P.Rubin, Pseudogap and superconductivity gaps in a two-band model with doping-determined components, Solid State Commun. 122, 265-268, 2002.

N.Kristoffel, T.Örd, K.Rägo, Mechanism of MgB2 superconductivity with interband pair-transfer interaction, Intern. J. Modern Phys. B, 16, 1585-1589, 2002.

N.Kristoffel, T.Örd, Modeling MgB2 two-gap superconductivity, Physica C, 370, 17-20, 2002.

T.Örd and N.Kristoffel, A two-band approach to MgB2 superconductivity, New Trends in Superconductivity, Ed J.F.Annett, S.Kruchinin, Kluwer Acad. Publ., 2002, p. 235-243.

N.Kristoffel, M.Klopov, Destabilization criteria of the in-plane Cu c-axis dynamics in cuprate superconductors, Europhys. Lett., 52, 686-690, 2001.

N.Kristoffel, M.Klopov, Instability criteria for local lattice distortions in cuprate superconductors, Physics in Local Lattice Distortions, Ed. H.Oyanagi and A.Bianconi, American Institute of Physics, NY, 2001, p. 98-101.

N.Kristoffel, P.Rubin, Properties of high-Tc superconductors by a two-band model with the doping dependent electron spectrum, Proc. Est. Acad. Sci., Phys. Math., 50, 169-178, 2001.

N.Kristoffel, P.Rubin, Two-band high-Tc superconductivity with a pseudogap, Physica C, 356, 171-175, 2001.

N.Kristoffel, P.Konsin, T.Örd, Two-band model for high-temperature superconductivity, Rivista Nuovo Cim., 17, No.9, 1-41, 1994.

N.Kristoffel, Coherent photovoltaic currents in ferroelectrics, Ferroelectrics, 83, 55-61, 1988.

N.Kristoffel, P.Konsin, Vibronic theory of structural phase transitions and displacive ferroelectrics, phys. stat. sol. b, 149,11-29, 1988.

N.Kristoffel, Temperature effects in the dynamics of centre with nearly degenerate levels and a localized phase transition. Nuovo Cim., 49B, 307-313, 1979.

Н.Н.Кристофель, Теория примесных центров малых радиусов в ионных кристаллах, Наука, Москва, 1974, 336 с.

N.Kristoffel, P.Konsin, Electron-phonon interaction, microscopical mechanism and properties of ferroelectric phase transitions, Ferroelectrics, 6, 3-12, 1973.

N.Kristoffel, G.Zavt, Einige Fragen der Theorie von Schwingungen in Fremdionen enthaltenden Ionenkristallen, Lattice Dynamics, J. Phys. Chem. Solids, Suppl. 1, 549-557, 1965.

last updated: 07.10.2005

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