69 citations · 181 across the 15 of their papers we have counts for
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Spin excitations of the correlated semiconductor FeSi probed by THz radiation
V. V. Glushkov, B. P. Gorshunov, E. S. Zhukova +5
By direct measurements of the complex optical conductivity of FeSi we have discovered a broad absorption peak centered at frequency that de…
Quantum critical behavior induced by Mn impurity in CuGeO3
A. V. Semeno, N. E. Sluchanko, N. A. Samarin +4
Results of high frequency (60-315 GHz) studies of ESR in CuGeO3 single crystals containing 0.9% of Mn impurity are reported. Quantitative EPR line shape analysis allowed concluding…
The Competition between Staggered Field and Antiferromagnetic Interactions in Cugeo3:Fe
S. V Demishev, A. V. Semeno, A. A. Pronin +7
The EPR spectra along different crystallographic axes for single crystals of CuGeO3 containing 1% of Fe impurity have been studied in the frequency range 60-360 GHz at temperatures…
Quantum Critiality and Collective Effects in Low Dimensional Magnet CuGeO3 Probed by High Frequency EPR
S. V Demishev, A. V. Semeno, A. A. Pronin +8
For the CuGeO3 single crystals doped with 1% of Fe the quantum critical behavior in a wide temperature range 1-40 K is reported. The critical exponents for susceptibility along dif…
Disorder driven quantum critical behavior in CuGeO3 doped with magnetic impurity
S. V. Demishev, A. V. Semeno, N. E. Sluchanko +9
For the CuGeO3 doped with 1% of Fe the quantum critical behavior in a wide temperature range 1-40 K is reported. The critical exponents for susceptibility along different crystallo…
High Frequency EPR Spectroscopy of Germanium Cuprate. I. The Case of Doping with Cobalt
S. V. Demishev, A. V. Semeno, N. E. Sluchanko +7
Resonant magnetoabsorption spectra for CuGeO3 single crystals containing 2% of Co impurity are studied in the frequency range 60-360 GHz in magnetic field up to 16 T at temperature…