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2017
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| 1. | Karen, Pavel. KJM 1120 Uorganisk kjemi, Laboratoriekurs høstsemester 2017. Blindern: Reprosentralen UiO 2017 60 p. UiO |
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| 2. | Linden, J; Lindroos, F.; Karen, Pavel. Orbital occupancy evolution across spin- and charge-ordering transitions in YBaFe2O5. Journal of Solid State Chemistry 2017 ;Volume 252. p. 119-128 UiO |
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2016
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| 3. | Görbitz, Carl Henrik; Karen, Pavel; Dusek, Michal; Petricek, Vaclav. An exceptional series of phase transitions in hydrophobic amino acids with linear side chains. IUCrJ 2016 ;Volume 3. p. 341-353 UiO |
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| 4. | Karen, Pavel; McArdle, Patrick; Takats, Josef. Comprehensive definition of oxidation state (IUPAC Recommendations 2016). Pure and Applied Chemistry 2016 ;Volume 88. p. 831-839 UiO |
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2015
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| 5. | Gorbitz, Carl Henrik; Karen, Pavel. Twin displacive phase transitions in amino acid quasiracemates. Journal of Physical Chemistry B 2015 ;Volume 119.(15) p. 4975-4984 UiO |
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| 6. | Karen, Pavel. Oxidation state, a long-standing issue!. Angewandte Chemie International Edition 2015 ;Volume 54.(16) p. 4716-4726 UiO |
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2014
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| 7. | Jantsky, Laurent; Okamoto, Hiroshi; Thomas, Michael; Karen, Pavel; Hauback, Bjørn; Rosseinsky, Matthew J; Fjellvåg, Helmer. Complex Magnetic Behavior in the PrSr3(Fe1–xCox)3O10−δ n = 3 Ruddlesden–Popper-Type Solid Solution with High Valent Cobalt and Iron. Chemistry of Materials 2014 ;Volume 26.(2) p. 886-897 IFE UiO |
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| 8. | Karen, Pavel; McArdle, Patrick; Takats, Josef. Toward a comprehensive definition of oxidation state (IUPAC Technical Report). Pure and Applied Chemistry 2014 ;Volume 86.(6) p. 1017-1081 UiO |
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| 9. | Lindé, Johan Kaarle Mikael; Lindroos, F.; Karen, Pavel. Iron orbital occupancies upon valence mixing of charge-ordered GdBaFeIIFeIIIO5. Hyperfine Interactions 2014 ;Volume 226.(1-3) p. 329-339 UiO |
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| 10. | Olsen, Jørn Eirik; Karen, Pavel; Sørby, Magnus Helgerud; Hauback, Bjørn. Effect of chloride substitution on the order-disorder transition in NaBH4 and (NaBD4)-B-11. Journal of Alloys and Compounds 2014 ;Volume 587. p. 374-379 IFE UiO |
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2012
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| 11. | Lindén, J.; Karen, Pavel. Modeling hyperfine parameters observed from the charge-ordered to valence-mixed state of NdBaFe2O5. Journal of Physics: Condensed Matter 2012 ;Volume 24.(37) p. - UiO |
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2010
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| 12. | Linden, J; Karen, Pavel. NdBaFe2O5+w and steric effect of Nd on valence mixing and ordering of Fe. Journal of Solid State Chemistry 2010 ;Volume 183.(11) p. 2703-2713 UiO |
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2009
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| 13. | Andersson, K. Kristoffer; Karen, Pavel. Mössbauer Spectroscopy in the Nordic countries; University of Oslo. Mössbauer Effect Reference and Data Journal 2009 ;Volume 32.(1) p. 34-36 UiO |
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| 14. | Seibel, HA; Karen, Pavel; Wagner, TR; Woodward, PM. Synthesis and characterization of color variants of nitrogen- and fluorine-substituted TiO2. Journal of Materials Chemistry 2009 ;Volume 19.(4) p. 471-477 UiO |
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2008
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| 15. | Karen, Pavel. KJM 1120 Uorganisk kjemi Laboratoriekurs hoestsemester 2008. Blindern: Reprosentralen 2008 61 p. UiO |
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| 16. | Karen, Pavel. Most pressurized elements aren't simple cubic. Physics today 2008 ;Volume 61. p. 10-10 UiO |
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| 17. | Karen, Pavel. Valence mixing and ordering in RBaFe2O5+w. Solid State Chemistry Conference; 2008-03-10 - 2008-03-13 UiO |
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| 18. | Woodward, PM; Goldberger, J; Stoltzfus, MW; Eng, HW; Ricciardo, RA; Santhosh, PN; Karen, Pavel; Moodenbaugh, AR. Electronic, magnetic, and structural properties of Sr2MnRuO6 and LaSrMnRuO6 double perovskites. Journal of The American Ceramic Society 2008 ;Volume 91. p. 1796-1806 UiO |
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2007
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| 19. | Chang, S; Karen, Pavel; Hehlen, MP; Trouw, FR; McQueeney, RJ. Damping of antiferromagnetic spin waves by valence fluctuations in the double layer perovskite YBaFe2O5. Physical Review Letters 2007 ;Volume 99. UiO |
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| 20. | Karen, Pavel. KJM1030 Uorganisk kjemi Laboratoriekurs, vårsemester 2007. : Reprosentralen UiO 2007 65 p. UiO |
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| 21. | Karen, Pavel. Valence-mixed compounds (Fe3O4 and RBaFe2O5). Seminar, Theoretical Chemistry (Institute of Materials Chemistry); 2007-06-25 - 2007-06-27 UiO |
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| 22. | Karen, Pavel; Gustafsson, K; Linden, J. EuBaFe2O5: Extent of charge ordering by Mossbauer spectroscopy and high-intensity high-resolution powder diffraction. Journal of Solid State Chemistry 2007 ;Volume 180. UiO |
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| 23. | Karen, Pavel; Gustafsson, K; Linden, J. EuBaFe2O5+w: Valence mixing and charge ordering are two separate cooperative phenomena. Journal of Solid State Chemistry 2007 ;Volume 180. p. 148-157 UiO |
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2006
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| 24. | Karen, Pavel. KJM1030 Uorganisk kjemi, Laboratoriekurs, vårsemester 2006. Universitetet i Oslo: Reprosentralen 2006 76 p. UiO |
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| 25. | Karen, Pavel. KJM1021 Kjemisk Struktur og Reaktivitet, Laboratoriekurs uorganisk del høstsemesteret 2006. Blindern: UiO Reprosentralen 2006 29 p. UiO |
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| 26. | Karen, Pavel. Nonstoichiometry in oxides and its control. Journal of Solid State Chemistry 2006 ;Volume 179. p. 3167-3183 UiO |
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| 27. | Karen, Pavel; Moodenbaugh, AR; Goldberger, J; Santhosh, PN; Woodward, PM. Electronic, magnetic and structural properties of A(2)VMoO(6) perovskites (A = Ca, Sr). Journal of Solid State Chemistry 2006 ;Volume 179. UiO |
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| 28. | Linden, J; Karen, Pavel; Nakamura, J; Karppinen, M; Yamauchi, H. Transport and magnetotransport properties across the two-step Verwey transition in BaGdFe2O5+w. Physical Review B. Condensed Matter and Materials Physics 2006 ;Volume 73. UiO |
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2005
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| 29. | Karen, Pavel. Nonstoichiometry in oxides and its control. 5th SCOOTMO meeting; 2005-05-08 - 2005-05-09 UiO |
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| 30. | Karen, Pavel. Verwey transition in a perovskite-type structure. XX. Congress of the International Union of Crystallography; 2005-08-23 - 2005-08-31 UiO |
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| 31. | Karen, Pavel. What is Verwey transition and why it may matter. Inorganic Chemistry Seminar, OSU; 2005-10-28 - 2005-10-28 UiO |
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| 32. | Karen, Pavel; Suard, Emmanuelle; Fauth, Francois. Crystal Structure of Stoichiometric YBa2Fe3O8. Inorganic Chemistry 2005 ;Volume 44. p. 8170-8172 UiO |
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2004
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| 33. | Karen, Pavel. Tuning the Verwey transition as an orbital ordering, ILL Annual Report 2003, p.24-5. Grenoble, Frankrike: Institute Laue--Langevin 2004 2 p. UiO |
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| 34. | Karen, Pavel. What RBaFe2O5+w tells us about Verwey transition and why it matters. 10th International Workshop on Chemical Designing and Processing of High-Tc Superconductors and Related Materials; 2004-11-21 - 2004-11-22 UiO |
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| 35. | Karen, Pavel; Benneche, Tore. KJM1010 Kjemiske strukturer og prinsipper - Laboratoriekurs. Blindern, Oslo: Universitetet i Oslo, Reprosentralen 2004 81 p. UiO |
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| 36. | Karen, Pavel; Furuseth, Sigrid Breien. KJM1010 Kjemiske strukturer og prinsipper - Tilleggskompendium: Konsepter i uorganisk reaksjonskjemi. Blindern, Oslo: Universitetet i Oslo, Reprosentralen 2004 24 p. UiO |
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| 37. | Karen, Pavel; Suard, Emmanuelle; Fauth, Francois; Woodward, Patrick M.. YBaMnCoO5; neither valence mixed nor charge ordered. Solid State Sciences 2004 ;Volume 6.(11) p. 1195-1204 UiO |
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| 38. | Lindén, Johan; Karen, Pavel; Yamauchi, Hisao; Karppinen, Maarit. Exploring the Verwey-Type Transition in GdBaFe2O5+w Using 57Fe Moessbauer Spectroscopy. Hyperfine Interactions 2004 ;Volume 156/157.(1-4) p. 321-325 UiO |
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| 39. | Lindén, Johan; Karen, Pavel; Yamauchi, Hisao; Karppinen, Maarit. Valence mixing, separation and ordering in double-cell perovskite GdBaFe2O5+w. Journal of Magnetism and Magnetic Materials 2004 ;Volume 272-276. Suppl. 1 p. E267-E268 UiO |
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| 40. | Karen, Pavel. Chemistry and thermodynamics of the twin charge-ordering transitions in RBaFe2O5+w series. Journal of Solid State Chemistry 2004 ;Volume 177. p. 281-292 UiO |
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| 41. | Moritomo, Y; Hanawa, M; Xu, S; Ishikawa, H; Ohishi, Y; Kato, K; Honma, T; Karen, Pavel; Karppinen, M; Yamauchi, H. Pressure effects on the charge-ordering transition of BaYCo2O5.0. Physical Review B. Condensed Matter and Materials Physics 2004 ;Volume 69. p. art. no.-134118 UiO |
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| 42. | Nakamura, J; Karppinen, M; Karen, Pavel; Linden, J; Yamauchi, H. Isovalent-substitution effect on the Verwey-type transition in the A-site-ordered double perovskite (Ba,Sr)RFe2O5. Physical Review B. Condensed Matter and Materials Physics 2004 ;Volume 70. p. - UiO |
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2003
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| 43. | Huang, Q. Z.; Karen, V. L.; Santoro, A.; Kjekshus, Arne; Lindén, Johan; Pietari, T.; Karen, Pavel. Substitution of Co3+ in YBa2Fe3O8. Journal of Solid State Chemistry 2003 ;Volume 172. p. 73-80 UiO |
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| 44. | Karen, Pavel. Effects of oxygen nonstoichiometry and of its distribution on Verwey-type transitions and structure of GdBaFe2O5+w. Journal of Solid State Chemistry 2003 ;Volume 170. p. 9-23 UiO |
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| 45. | Karen, Pavel; Kjekshus, Arne; Huang, Q.; Karen, V. L.; Lynn, J. W.; Rosov, N.; Natali Sora, I.; Santoro, A.. Neutron powder diffraction study of nuclear and magnetic structures of oxidized and reduced YBa2Fe3O8+w. Journal of Solid State Chemistry 2003 ;Volume 174. p. 87-95 UiO |
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| 46. | Woodward, Patrick M.; Karen, Pavel. Mixed valence in YBaFe2O5. Inorganic Chemistry 2003 ;Volume 42.(4) p. 1121-1129 UiO |
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| 47. | Woodward, Patrick M.; Suard, Emmanuelle; Karen, Pavel. Structural tuning of charge, orbital, and spin ordering in double-cell perovskite series between NdBaFe2O5 and HoBaFe2O5. Journal of the American Chemical Society 2003 ;Volume 125. p. 8889-8899 UiO |
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2002
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| 48. | Karen, Pavel. Charge ordering that only succeeds after nature's second attempt. 8th International Workshop on Chemical Designing and Processing of High Tc Superconductors and Related Materials; 2002-11-08 UiO |
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| 49. | Karen, Pavel. KJ 102 Uorganisk kjemi, Laboratoriekurs, høstsemester 2002. : Kjemisk institutt 2002 109 p. UiO |
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| 50. | Karen, Pavel; Woodward, Patrick M.; Lindén, Johan. Charge ordering that only succeeds after nature's second attempt. XIX Congress and General Assembly of the International Union of Crystallography; 2002-08-06 UiO |
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