Effects of nanoparticle charging on streamer development in transformer oil-based nanofluids JG Hwang, M Zahn, FM O’Sullivan, LAA Pettersson, O Hjortstam, R Liu
Journal of applied physics 107 (1), 2010
417 2010 Enhancement of orbital magnetism at surfaces: Co on Cu (100) M Tischer, O Hjortstam, D Arvanitis, JH Dunn, F May, K Baberschke, ...
Physical review letters 75 (8), 1602, 1995
284 1995 Calculated spin and orbital moments in the surfaces of the O Hjortstam, J Trygg, JM Wills, B Johansson, O Eriksson
Physical Review B 53 (14), 9204, 1996
205 1996 Can we achieve ultra-low resistivity in carbon nanotube-based metal composites? O Hjortstam, P Isberg, S Söderholm, H Dai
Applied Physics A 78, 1175-1179, 2004
183 2004 Magnetic anisotropy and magnetostriction in tetragonal and cubic Ni O Hjortstam, K Baberschke, JM Wills, B Johansson, O Eriksson
Physical Review B 55 (22), 15026, 1997
175 1997 Modeling of streamer propagation in transformer oil-based nanofluids JG Hwang, F O'Sullivan, M Zahn, O Hjortstam, LAA Pettersson, R Liu
2008 Annual Report Conference on Electrical Insulation and Dielectric …, 2008
106 2008 Power cable O Hjortstam, P Isberg, S Soderholm, H Korske
US Patent App. 10/221,870, 2004
105 2004 A model for the initiation and propagation of positive streamers in transformer oil F O'Sullivan, JG Hwang, M Zahn, O Hjortstam, L Pettersson, R Liu, P Biller
Conference record of the 2008 IEEE international symposium on electrical …, 2008
104 2008 Fundamental research on the application of nano dielectrics to transformers R Liu, LAA Pettersson, T Auletta, O Hjortstam
2011 Annual report conference on electrical insulation and dielectric …, 2011
97 2011 Electron scavenging by conductive nanoparticles in oil insulated power transformers JG Hwang, M Zahn, FM O’Sullivan, LAA Pettersson, O Hjortstam, R Liu
Electrostatistics Joint Conference, 1, 2009
76 2009 Bonding of an Isolated K atom to a Surface: Experiment and Theory A Sandell, O Hjortstam, A Nilsson, PA Brühwiler, O Eriksson, P Bennich, ...
Physical review letters 78 (26), 4994, 1997
65 1997 Bulk and surface magnetism and interplanar spacings in Gd from first-principles calculations O Eriksson, R Ahuja, A Ormeci, J Trygg, O Hjortstam, P Söderlind, ...
Physical Review B 52 (6), 4420, 1995
62 1995 Modeling the effect of ionic dissociation on charge transport in transformer oil F O'Sullivan, SH Lee, M Zahn, L Pettersson, R Liu, O Hjortstam, T Auletta, ...
2006 IEEE Conference on Electrical Insulation and Dielectric Phenomena, 756-759, 2006
43 2006 Calculated trends of the magnetostriction coefficient of P James, O Eriksson, O Hjortstam, B Johansson, L Nordström
Applied Physics Letters 76 (7), 915-917, 2000
36 2000 Modeling and measurements of electric fields in composite oil/cellulose insulation U Gafvert, O Hjortstam, Y Serdyuk, C Tornkvist, L Walfridsson
2006 IEEE Conference on Electrical Insulation and Dielectric Phenomena, 154-157, 2006
31 2006 Modeling streamers in transformer oil: The transitional fast 3rd mode streamer JG Hwang, M Zahn, LAA Pettersson, O Hjortstam, R Liu
2009 IEEE 9th International Conference on the Properties and Applications of …, 2009
30 2009 Orbital polarization in metallic f -electron systems IS Sandalov, O Hjortstam, B Johansson, O Eriksson
Physical Review B 51 (20), 13987, 1995
30 1995 Injection dependent long carrier lifetimes in high quality CVD diamond J Hammersberg, J Isberg, E Johansson, T Lundström, O Hjortstam, ...
Diamond and related materials 10 (3-7), 574-579, 2001
27 2001 Solid insulation in DC gas-insulated systems R Gremaud, F Molitor, C Doiron, T Christen, U Riechert, U Straumann, ...
Cigré Session 45, D1_103_2014, 2014
26 2014 Measurement of ion mobility in transformer oils for HVDC applications L Yang, MS Zadeh, J Schiessling, O Hjortstam, YV Serdyuk, SM Gubanski
2012 International Conference on High Voltage Engineering and Application …, 2012
25 2012 