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 | 420 | 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 metals Fe, Co, and Ni and their overlayers on Cu(001) 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 | 99 | 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 | 42 | 2006 |
Calculated trends of the magnetostriction coefficient of alloys from first principles 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 |
Orbital polarization in metallic f-electron systems IS Sandalov, O Hjortstam, B Johansson, O Eriksson Physical Review B 51 (20), 13987, 1995 | 30 | 1995 |
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 | 29 | 2009 |
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 |