□ 관심연구분야
엑스선 및 중성자 산란
기능성 물질 결정구조분석

□ 주요학력
부산대학교 물리학과 이학사 (1990)
부산대학교 물리학과 이학석사 (1993)
Michigan State University, 이학박사 (2001)

□ 학위논문
1. 정일경, Local Structure and Dynamics of III-V Semiconductor Alloys by High Resolution X-ray Pair Distribution Function Analysis, 2001, Michigan State University .

2. 정일경, Lithium borate 유리에 첨가된 Tm3+의 Up-conversion에 관한 연구, 1993, 49p. 부산대학교 대학원 석사학위논문 .

□ 주요경력
1993.03 ~ 1996.07 : 국방과학연구소, 연구원
2001.03 ~ 2006.03 : 미국, Los Alamos National Lab, 연구원
2006.03 ~ 2006.08 : 한국과학영재학교, 교수
2006.09 ~ 2008.07 : 부산대학교 유전체물성연구소 교수
2008.07 ~ 현재 : 부산대학교  물리교육과 교수

□ 학회활동
2008 ~ 2011 : Current Applied Physics, 편집위원, 한국물리학회

2009 ~ 2010 : 유전체 물성 심포지움 조직위원

□ 국외학술지 논문 (2004~2010)
1. 정일경,R H Heffner, "Role of the lattice in the gamma-alpha phase transition of Ce: a high pressure neutron and x-ray diffraction study", PHYSICAL REVIEW LETTERS /ISSN = 00319007, Vol.92, pp.105702-1-105702-4 (2004/03) (AMERICAN PHYSICAL SOC) (SCI)

2. 정일경,R H Heffner, "Local Structure Study of the Of-center Displacement of Ti and Zr across the Morphotropic Phase Boundary of PbZr1-xTixO3 (x=0.40,0.47,0.49,0.55) ", PHYSICAL REVIEW B /ISSN = 10980121, Vol.70, pp.224102-1-224102-7 (2004/12) (AMERICAN PHYSICAL SOC) (SCI)

3. 정일경,R H Heffner, "Local Distortion Induced Metal-to-Insulator Phase Transition in PrRu4P12", PHYSICAL REVIEW LETTERS /ISSN = 00319007, Vol.94, pp.036403-1-036403-4 (2005/01) (AMERICAN PHYSICAL SOC) (SCI)

4. 정일경,R H Heffner,M J Graf, "Effects of Bragg peak profiles and nano-particle sizes on the pair distribution function", JOURNAL OF APPLIED CRYSTALLOGRAPHY /ISSN = 00218898, Vol.38, pp.55-61 (2005/03) (BLACKWELL MUNKSGAARD) (SCI)

5. 정일경,T. W. Darling, "Direct observation of the formation of polar nanoregion in Pb(Mg1/3Nb2/3)O3 using neutron pair distribution function", PHYSICAL REVIEW LETTERS /ISSN = 00319007, Vol.94, pp.147602-1-147602-4 (2005/04) (AMERICAN PHYSICAL SOC) (SCI)

6. 정일경,J. K Lee, "Local structure and medium-range ordering in relaxor ferroelectric Pb(Zn1/3Nb2/3)O3 studied using neutron pair distribution function analysis", APPLIED PHYSICS LETTERS /ISSN = 00036951, Vol.88, pp.262905-1-262905-3 (2006/06) (AMER INST PHYSICS) (SCI)

7. 정일경,N. Hur,Th. Proffen, "High-temperature structural evolution of hexagonal multiferroic YMnO3 and YbMnO3", JOURNAL OF APPLIED CRYSTALLOGRAPHY /ISSN = 00218898, Vol.40, pp.730-734 (2007/05) (BLACKWELL MUNKSGAARD) (SCI)

8. F. Bridges,C. Downs,T. O'Brien,정일경,T. Kimura, "Limitations on the extent of off-center displacements in TbMnO3 from EXAFS measurements", PHYSICAL REVIEW B /ISSN = 10980121, Vol.76, pp.092109-1-029109-4 (2007/09) (AMERICAN PHYSICAL SOC) (SCI)

9. W. Dmowski,S. B. Vakhrushev,정일경,M. P. Hehlen,F. Trouw,T. Egami, "Local lattice dynamics and the origin of the relaxor ferroelectric behavior", PHYSICAL REVIEW LETTERS /ISSN = 00319007, Vol.100, pp.137602-1-137602-4 (2008/04) (AMERICAN PHYSICAL SOC) (SCI)

10. 정일경,J. K. Lee,R H Heffner, "Local structural view on the polarization rotation in relaxor ferroelectric (1-x)Pb(Zn1/3Nb2/3)O-3-xPbTiO(3)", APPLIED PHYSICS LETTERS /ISSN = 00036951, Vol.92, pp.172911-1-172911-3 (2008/05) (AMER INST PHYSICS) (SCI)

11. 정일경,T. W. Darling,R. H. Heffner,J. C. Lashley,A. Llobet, "Neutron diffraction study on gamma <-> alpha phase transition in Ce0.9Th0.1 alloy", PHILOSOPHICAL MAGAZINE LETTERS /ISSN = 09500839, Vol.88, pp.607-613 (2008/08) (TAYLOR & FRANCIS LTD) (SCI)

12. 김동진,박성균,장민수,정일경,박철홍,S.S.Park,J.S.Bae,J.P.Kim,K.S.Hong,E.D.Jeong,Y.S.Kim, "B-site Disordered New Lead-Free Relaxor Ferroelectric Gd(Ni0.5Ti0.5)O3 System", Journal of the Korean Physical Society /ISSN = 03744884, Vol.53, Issue.6, pp.3371-3374 (2008/12) (한국물리학회) (SCI)

13. 정일경, "Temperature evolution of short- and medium-range ionic correlations in relaxor ferroelectric [Pb(Zn1/3Nb2/3)O-3](1-x)[PbTiO3](x) (x=0.05, 0.12)", PHYSICAL REVIEW B /ISSN = 10980121, Vol.79, pp.052101-1-052101-4 (2009/02) (AMERICAN PHYSICAL SOC) (SCI )

14. 허남정,정일경,M. F. Hundley,S. B. Kim,S. W. Cheong, "Giant magnetoelectric effect in multiferroic HoMnO3 with a high ferroelectric transition temperature", PHYSICAL REVIEW B /ISSN = 10980121, Vol.79, pp.134120-1-134120-4 (2009/04) (AMERICAN PHYSICAL SOC) (SCI)

15. 김봉주,P. Tong,권대영,우영수,안재석,정일경,김성백,정상욱,김복기, "Structural study on the phase separation in Sm1xCaxMnO3 (0.8 <= x <= 0.92)", JOURNAL OF APPLIED PHYSICS /ISSN = 00218979, Vol.105, pp.093927-1-093927-6 (2009/05) (AMER INST PHYSICS) (교육과학기술부) (SCI)

16. 김성진,박철홍,홍태흔,Shinji kuroda,김수재,박성균,정일경,박철홍,조용찬,조채용,정세영,이승훈, "Reversible ferromagnetic spin ordering governed by hydrogen in Co-doped ZnO semiconductor", APPLIED PHYSICS LETTERS /ISSN = 00036951, Vol.95, pp.5555-5559 (2009/10) (AMER INST PHYSICS) (SCI)

17. 정일경,박창열,안재석,박성균,김동진, "Ferroelectric-relaxor crossover in Ba(Ti1-xZrx)O-3 studied using neutron total scattering measurements and reverse Monte Carlo modeling", PHYSICAL REVIEW B /ISSN = 10980121, Vol.81, pp.214119-1-214119-4 (2010/06) (AMERICAN PHYSICAL SOC) (SCI)

18. 김성진,조용찬,김수재,이승훈,김원경,정세영,배종성,정일경,박성균,조채용, "Comparison of the structural, Magnetic Electronic and Optical properties for ZnCoO and Co-precipitation Sample", Journal of the Korean Physical Society /ISSN = 03744884, Vol.56, Issue.4, pp.1374-1377 (2010/06) (한국물리학회) (SCI)

19. 김수재,이승훈,조용찬,최용남,박성균,정일경,Yoshihiro Kuroiwa,Chikako Moriyoshi,정세영, "Direct observation of deuterium in the form Co-D-Co in ferromagnetic", PHYSICAL REVIEW B /ISSN = 10980121, Vol.81, pp.212408-1-212408-4 (2010/06) (AMERICAN PHYSICAL SOC) (SCI)

□ 국외학술지 논문 (2011~ )
20. 정일경,박창열,김동진,김선화,문병기,김일원,안창원, "Neutron total scattering studies on A-site disorder in lead-free ferroelectric Bi(0.5)(Na(1-x)K(x))(0.5)TiO(3)", ZEITSCHRIFT FUR KRISTALLOGRAPHIE /ISSN = 00442968, Vol.226, Issue.2, pp.150-154 (2011/02) (R OLDENBOURG VERLAG) (SCI)

21. 정일경,안재석,김복기,윤송학,Satendra Pal Singh,Dhananjai Pandey, "Short- and medium-range structure of multiferroic Pb(Fe(1/2)Nb(1/2))O(3) studied using neutron total scattering analysis", PHYSICAL REVIEW B /ISSN = 10980121, Vol.83, Issue.6, pp.064108-064108 (2011/02) (AMERICAN PHYSICAL SOC) (SCI)

22. 양용석,정일경,박성균,정세영,김원경,김수재,조용찬,Yoshihiro Kuroiwa,Chikako Moriyoshi, Hiroshi Tanaka,Masaki Takata, "An electrostatic potential study of asymmetric ionic conductivity in Li2B4O7 crystals", CURRENT APPLIED PHYSICS /ISSN = 15671739, Vol.11, Issue.3, pp.649-652 (2011/05) (한국물리학회) (SCI)

23. 정일경, "Temperature evolution of the local structure in relaxor ferroelectric Ba(Ti0.7Zr0.3)O3 studied using neutron total scattering analysis", Solid State Communications /ISSN = , Vol.151, pp.1486-1489 (2011/07) (Elsevier BV)(SCI)

24. 정일경,정세영,이승훈,C. J. Won,N. Hur,A. Llobet, "Structural evolution across insulator-metal transition in oxygen deficient BaTiO3-delta studied using neutron total scattering analysis", Physical Review B /ISSN = , Vol.84, pp.064125-1-064125-5 (2011/08) (American Physical Society)(SCI)

25. 정일경,정세영,이승훈,C. J. Won,N. Hur,A. Llobet, "Structural evolution across the insulator-metal transition in oxygen-deficient BaTiO(3-delta) studied using neutron total scattering and Rietveld analysis", PHYSICAL REVIEW B /ISSN = 10980121, Vol.84, Issue.6, pp.064125-1-064125-5 (2011/08) (AMERICAN PHYSICAL SOC) (SCI)

26. J. S. Jeong,Y. M. Koo,정일경,S. K. Kim,S. K. Kwon, "Micro-structural study of high-Mn TWIP steels using diffraction profile analysis", MATERIALS SCIENCE AND ENGINEERING A-STRUCTURAL MATERIALS PROPERTIES MICROSTRUCTURE AND PROCESSING /ISSN = 09215093, Vol.530, pp.128-134 (2011/09) (ELSEVIER SCIENCE SA) (SCI)

27.  정일경,박성균, "Correlated Thermal Motion in Ferroelectric LiNbO ₃ Studied Using Neutron Total Scattering and a Rietveld Analysis", Journal of the Korean Physical Society /ISSN = 03744884, Vol.59, Issue.4, pp.2756-2759 (2011/10) (한국물리학회) (SCI)

28. 정세영,이승훈,김범수,조용찬,김성규,김종필,정일경,조채용,고이누마 히데오미,정창욱, "A study of the correlation between hydrogen content and magnetism in ZnCoO", JOURNAL OF APPLIED PHYSICS /ISSN = 00218979, Vol.111, pp.07C304-1-07C304-3 (2012/02) (AMER INST PHYSICS) (SCI)

29. 김대석,김준혁,정일경,최종권,김용태, "Phase change of bimetallic PdCo electrocatalysts caused by different heat-treatment temperatures: Effect on oxygen reduction reaction activity", JOURNAL OF CATALYSIS /ISSN = 00219517, Vol.290, Issue.0, pp.65-78 (2012/06) (ACADEMIC PRESS INC ELSEVIER SCIENCE) (SCI)

30. 정일경,Dhananjai Pandey, "Local structure of lead-containing mixed-ion perovskite ferroelectrics studied using neutron total scattering analysis", Journal of the Korean Physical Society /ISSN = 03744884, Vol.61, Issue.1, pp.80-84 (2012/07) (한국물리학회) (SCI)

31. 정일경,이승훈,A. Llobet, "Local structural disorder in Zn 0.9Co 0.1O nanocrystals studied using neutron total scattering analysis", JOURNAL OF APPLIED PHYSICS /ISSN = 00218979, Vol.112, Issue.7, pp.073523-1-073523-4 (2012/10) (AMER INST PHYSICS) (SCI)

32. 정일경,안재석, "The atomic structure of lead-free Ba(Zr0.2Ti0.8) O3-(Ba0.7Ca0.3)TiO3 by using neutron total scattering analysis", APPLIED PHYSICS LETTERS /ISSN = 00036951, Vol.101, Issue.24, pp.242901-1-242901-5 (2012/12) (AMER INST PHYSICS) (SCI)

33. 서유성,김선화,안재석,정일경, "Determination of the local symmetry and the multiferroic-ferromagnetic crossover in Ni3-xCoxV2O8 by using Raman scattering spectroscopy", Journal of the Korean Physical Society /ISSN = 03744884, Vol.62, Issue.1, pp.116-120 (2013/01) (한국물리학회) (SCI)

34. 서유성,안재석,정일경, "Soft modes and local structural transitions in Pb-free Ba(Ti0.8Zr0.2)O3-x(Ba0.7Ca0.3)TiO3 (x=0.5): Pressure- and temperature-dependent Raman studies", Journal of the Korean Physical Society /ISSN = 03744884, Vol.62, Issue.5, pp.749-755 (2013/03) (한국물리학회) (SCI)

35. 정일경, "Reverse Monte Carlo Modeling of the Atomic Structure of Relaxor Ferroelectric Pb(Zn1/3Nb2/3)O3", Journal of the Korean Physical Society /ISSN = 03744884, Vol.64, Issue.9, pp.1331-1335 (2014/05) (한국물리학회) (SCI)

36. 정일경,W. J. Kim,H. I. Choi, "Bandgap-controlled non-equilibrium ZnO1 - XSx thin films grown by pulsed laser deposition method", THIN SOLID FILMS /ISSN = 0040-6090, Vol.589, Issue.0, pp.669-672 (2015/07) (ELSEVIER SCIENCE SA) (SCI)

?

37. 정일경,Y. S. Sung,A. Llobet,T. K. Song,M.-H. Kim, "Structural evolution of bismuth sodium titanate induced by a-site non-stoichiometry: Neutron powder diffraction studies", Journal of the Korean Physical Society /ISSN = 0374-4884, Vol.67, Issue.9, pp.1583-1587 (2015/11) (한국물리학회) (SCI)

38. 정일경,M. H. Lee,J. S. Park,S. W. Kim,M. H. Kim,W. J. Kim,D. Do,D. J. Kim,T. K. Song, "High-Performance Lead-Free Piezoceramics with High Curie Temperatures", ADVANCED MATERIALS /ISSN = 0935-9648, Vol.27, Issue.43, pp.6976-6976 (2015/11) (WILEY-V C H VERLAG GMBH) (SCI)

39. 정일경,허남정, "Local structural distortion induced by antiferromagnetic ordering in Bi2Fe4O9 studied by using a neutron total scattering analysis", Journal of the Korean Physical Society /ISSN = 0374-4884, Vol.69, Issue.1, pp.75-79 (2016/07) (한국물리학회) (SCI)

40. 손영국,정일경, "High-pressure Raman spectroscopy of perovskite oxynitride SrTaO2N", Journal of the Korean Physical Society /ISSN = 0374-4884, Vol.69, Issue.5, pp.822-825 (2016/09) (한국물리학회) (SCI)

41. 정일경,손영국, "고온 엑스선 분말 회절을 이용한 페로브스카이트 옥시나이트라이드 SrNbO2N와 SrTaO2N의 결정구조 변화 연구", New Physics: Sae Mulli /ISSN = 0374-4914, Vol.67, Issue.1, pp.7-11 (2017/01) (Korean Physical Society) (SCOPUS)

42. 정일경, "중성자 회절을 이용한 릴랙서 강유전체 Pb(Mg1/3Nb2/3)O3 세라믹의 결정구조 및 국소구조의 외부 전기장 의존성 연구", 새물리 /ISSN = 0374-4914, Vol.69, Issue.2, pp.119-123 (2019/02) (한국물리학회) (학진등재) (SCOPUS)

43. 정일경,김복기, "High-temperature neutron powder diffraction studies on atomic structure of (1-x)PbTiO3-xBi(Zn0.5Ti0.5)O-3", JOURNAL OF APPLIED PHYSICS /ISSN = 0021-8979, Vol.126, Issue.1, pp.1-8 (2019/07) (AMER INST PHYSICS) (SCI)

44. 정일경, "Local Structure of Ferroelectric Bi4-xLaxTi3O12 Studied Using a Neutron Pair Distribution Function Analysis", New Physics: Sae Mulli / ISSN = 0374-4914, Vol.71, Issue10, pp814-818 (2021/08) (한국물리학회)(학진등재)(SCOPUS)

□ 국내학술지 논문
1. 김선화,정일경, "중성자 짝분포 함수 분석과 Reverse Monte Carlo 모델링을 이용한 비납계 강유전체 Bi$_{0.5}$(Na$_{0.8}$K$_{0.2}$)$_{0.5}$TiO$_3$의 장거리 질서 및 단거리 질서 연구", 새물리(Sae Mulli) /ISSN = 03744914, Vol.60, Issue.12, pp.1282-1287 (2010/12) (한국물리학회) (학진등재)

2. 서유성,권대영,김복기,안재석,정일경, "Combination of spectroscopic ellipsometry and transmittance for measuring the optical constants of transparent layers: application to a pyrochlore PbZr0.2Ti0.8O3 thin film on a SrTiO3 substrate", 새물리(Sae Mulli) /ISSN = 03744914, Vol.61, pp.785-790 (2011/08) (한국물리학회) (학진등재)

update. 2021.10.