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College of Liberal Arts and Sciences University of Florida

Rasul Gazizulin

Rasul Gazizulin

Assistant Scientist

PhD Kazan Federal University (2013) r.gazizulin@ufl.edu Office: NPB 2273 (building #0092) Lab: Microkelvin Laboratory (building #0099) Research group: National High Magnetic Field Laboratory

Research Focus 

My research is dedicated to advancing the frontier of low-temperature physics by developing next-generation cryogenic engineering platforms. This work focuses on cooling quantum devices and materials to record low temperatures in sizeable magnetic fields to uncover phenomena that are otherwise masked by thermal noise. Sub-mK Cooling Innovation: The development of a novel technique for sub-mK cooling integrates powder-based demagnetization stages into modern cryogenic architectures. This approach aims to bridge the critical thermal gap between commercial dilution refrigerators and the extreme sub-mK environments required for deep-quantum exploration of low-dimensional electron systems and nanomechanical resonators. Computational Modeling & Magnetocalorics (in collaboration with Prof. Jia): Advanced numerical simulations are performed using UF’s HiPerGator supercomputer to explore novel spin-chain materials that exhibit a powerful magnetocaloric effect near quantum critical points. This work involves modeling the thermodynamic properties of spin chains to evaluate their viability as high-efficiency candidates for the next generation of magnetic refrigeration.

Selected Publications

[1] “A macroscopic object passively cooled into its quantum ground state of motion beyond single-mode cooling”, D. Cattiaux, I. Golokolenov, S. Kumar, M. Silanpaa, L. Mercier de Lepinay, R. Gazizulin, X. Zhou, A.D. Armour, O. Bourgeois, A. Fefferman, E. Collin, Nature Communications 12, 6182 (2021).  https://doi.org/10.1038/s41467-021-26457-8 [2] “Tunable reciprocal and nonreciprocal contributions to 1D Coulomb drag”, M. Zheng, R. Makaju, R. Gazizulin, S.J. Addamane, D. Laroche, Nature Communications 16, 6963 (2025).  https://doi.org/10.1038/s41467-025-62324-6 [3] “Developing compact tuning fork thermometers for sub-mK temperatures and high magnetic fields”, A.J. Woods, A.M. Donald, R. Gazizulin, E. Collin, L. Steinke, Journal of Applied Physics 133, 024501 (2023). https://doi.org/10.1063/5.0132492 [4] “On-chip thermometry for microwave optomechanics implemented in a nuclear demagnetization cryostat”, X. Zhou, D. Cattiaux, R. Gazizulin, A. Luck, O. Maillet, T. Crozes, J.-F. Motte, O. Bourgeois, A. Fefferman, E. Collin, Physical Review Applied 12, 044066 (2019).  https://doi.org/10.1103/PhysRevApplied.12.044066 [5] “Probing superfluid 4He with high frequency nanomechanical resonators down to millikelvin temperatures”, A.M. Guenault, A. Guthrie. R.P. Haley, S. Kafanov, Yu.A. Pashkin, G.R. Pickett, M. Poole, R. Schanen, V. Tsepelin, D.E. Zmeev, E. Collin, O. Maillet, R. Gazizulin, Physical Review B, Editors’ Suggestion, 100, 020506(R) (2019).  https://doi.org/10.1103/PhysRevB.100.020506 Full list of publications: https://scholar.google.com/citations?user=nWavFzoAAAAJ&hl=en&oi=ao