Kirill Povarovمشاهده پروفایل
پژوهشگر
Dr. Kirill Povarov is a researcher at the Helmholtz Center Dresden-Rossendorf (HZDR) within the Dresden High Magnetic Field Laboratory . His work focuses on quantum magnetism in low-dimensional systems, particularly exploring spin excitations, quantum phase transitions, and dielectric phenomena in materials such as spin ladders, triangular antiferromagnets, and multiferroics. Povarov's research integrates experimental techniques like inelastic neutron scattering, electron spin resonance (ESR), and dielectric measurements to study magnetic ordering, criticality, and emergent phases under varying conditions (e.g., magnetic fields, pressure, and temperature). Key topics include: Quantum Criticality : Investigating quantum critical points and scaling behavior in spin systems like DTN and Cs₂CuCl₄. Dielectric Effects : Linking dielectric relaxation to magnon dynamics and quantum fluctuations in multiferroic materials. Magnetic Phase Diagrams : Mapping field- and pressure-induced phases in frustrated magnets, including spin-nematic states and spin-supersolids. Low-Dimensional Systems : Studying spin chains, ladders, and triangular lattices to uncover fractional excitations and confinement mechanisms. Povarov's recent work emphasizes the interplay between magnetic order and dielectric response, as seen in publications on quantum critical magnons and dielectric relaxation in Rb₂Cu₂Mo₃O₁₂. His experimental approaches combine high-field magnetometry, neutron spectroscopy, and advanced computational modeling to address fundamental questions in condensed matter physics. His research also addresses disorder effects in quantum spin systems, using bond-disordered models to study how impurities influence criticality and spin dynamics. Collaborations involve international teams and facilities such as neutron scattering beamlines and high-magnetic-field labs.






