Comparative study of optical phonons in the rhombohedrally distorted perovskites LaAlO 3 and LaMnO 3 MV Abrashev, AP Litvinchuk, MN Iliev, RL Meng, VN Popov, VG Ivanov, ... Physical Review B 59 (6), 4146, 1999 | 374 | 1999 |
Spin-phonon coupling in orthorhombic : A Raman study J Laverdière, S Jandl, AA Mukhin, VY Ivanov, VG Ivanov, MN Iliev Physical Review B—Condensed Matter and Materials Physics 73 (21), 214301, 2006 | 254 | 2006 |
Short-range -site ordering in the inverse spinel ferrite VG Ivanov, MV Abrashev, MN Iliev, MM Gospodinov, J Meen, MI Aroyo Physical Review B—Condensed Matter and Materials Physics 82 (2), 024104, 2010 | 175 | 2010 |
Raman spectroscopy of SrRuO 3 near the paramagnetic-to-ferromagnetic phase transition MN Iliev, AP Litvinchuk, HG Lee, CL Chen, ML Dezaneti, CW Chu, ... Physical Review B 59 (1), 364, 1999 | 91 | 1999 |
Micro-Raman study of isotope substitution in YBa 2 Cu 3 18 O 6.2 during local laser annealing VG Ivanov, MN Iliev, C Thomsen Physical Review B 52 (18), 13652, 1995 | 80* | 1995 |
Comparative Raman study of isostructural YCrO and YMnO: Effects of structural distortions and twinning ND Todorov, MV Abrashev, VG Ivanov, GG Tsutsumanova, V Marinova, ... Physical Review B—Condensed Matter and Materials Physics 83 (22), 224303, 2011 | 68 | 2011 |
Raman Study of the Variations of the Jahn‐Teller Distortions through the Metal–Insulator Transition in Magnetoresistive La0.7Ca0.3MnO3 Thin Films MV Abrashev, VG Avanov, MN Iliev, RA Chakalov, RI Chakalova, ... physica status solidi (b) 215 (1), 631-636, 1999 | 55 | 1999 |
Reflectivity modification of polymethylmethacrylate by silicon ion implantation GB Hadjichristov, V Ivanov, E Faulques Applied surface science 254 (15), 4820-4827, 2008 | 54 | 2008 |
Raman Spectroscopy of Local Structure and Reordering Processes in YBa2Cu3O7‐δ‐Type Compounds MN Iliev, VG Hadjiev, VG Ivanov Journal of Raman spectroscopy 27 (3‐4), 333-342, 1996 | 46 | 1996 |
Raman spectroscopy of optical transitions and vibrational energies of∼ 1 nm HgTe extreme nanowires within single walled carbon nanotubes JH Spencer, JM Nesbitt, H Trewhitt, RJ Kashtiban, G Bell, VG Ivanov, ... ACS nano 8 (9), 9044-9052, 2014 | 41 | 2014 |
Silicon ion implanted PMMA for soft electronics GB Hadjichristov, VK Gueorguiev, TE Ivanov, YG Marinov, VG Ivanov, ... Organic electronics 9 (6), 1051-1060, 2008 | 38 | 2008 |
Frequency dependence of the quasi-soft Raman-active modes in rotationally distorted R3+ B3+ O3 perovskites (R3+—rare earth, B3+= Al, Sc, Ti, V, Cr, Mn, Fe, Co, Ni, Ga) ND Todorov, MV Abrashev, VG Ivanov Journal of Physics: Condensed Matter 24 (17), 175404, 2012 | 37 | 2012 |
Lattice dynamics of the and phases of LiFeO MN Iliev, VG Ivanov, ND Todorov, V Marinova, MV Abrashev, R Petrova, ... Physical Review B—Condensed Matter and Materials Physics 83 (17), 174111, 2011 | 32 | 2011 |
Transient photoluminescence of para-hexaphenyl layers E Faulques, J Wéry, S Lefrant, VG Ivanov, G Jonusauskas Physical Review B 65 (21), 212202, 2002 | 28 | 2002 |
Optical reflectivity study of silicon ion implanted poly (methyl methacrylate) GB Hadjichristov, IL Stefanov, BI Florian, GD Blaskova, VG Ivanov, ... Applied surface science 256 (3), 779-786, 2009 | 27 | 2009 |
Direct determination of Debye temperature and electron-phonon interaction in 1 T− VSe 2 GV Kamarchuk, AV Khotkevich, VM Bagatsky, VG Ivanov, P Molinié, ... Physical Review B 63 (7), 073107, 2001 | 27 | 2001 |
Raman monitoring of the dynamical Jahn-Teller distortions in rhombohedral antiferromagnetic LaMnO3 and ferromagnetic magnetoresistive La0. 98Mn0. 96O3 MN Iliev, AP Litvinchuk, MV Abrashev, VG Ivanov, HG Lee, WH McCarroll, ... Physica C: Superconductivity 341, 2257-2258, 2000 | 27 | 2000 |
Raman spectroscopy of alpha-FeOOH (goethite) near antiferromagnetic to paramagnetic phase transition MV Abrashev, VG Ivanov, BS Stefanov, ND Todorov, J Rosell, ... Journal of Applied Physics 127 (20), 2020 | 21 | 2020 |
Orientation of sp2 carbon nanoclusters in ion‐implanted polymethylmethacrylate as revealed by polarized Raman spectroscopy VG Ivanov, GB Hadjichristov Journal of Raman Spectroscopy 42 (6), 1340-1343, 2011 | 20 | 2011 |
Phonon self-energy effects in κ−(BEDT− TTF) 2 Cu [N (CN) 2] Br E Faulques, VG Ivanov, C Mézière, P Batail Physical Review B 62 (14), R9291, 2000 | 19 | 2000 |