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Kinetic SDEs and kinetic Fokker-Planck equations with critical Morrey-type drifts, and local blow-ups
Abstract
We develop a Sobolev theory for the kinetic Fokker-Planck equation subject to a singular Morrey-form L∞+MqK force field which can produce local blow-ups due to strong attraction to a submanifold. Our approach is based on the fractional representation for the Duhamel series of the equation and on establishing kinetic Adams-type estimates. Accordingly, we construct weak solutions of Brownian-driven kinetic SDEs in a critical Morrey set-up, obtain kinetic Krylov-type estimates and a strongly continuous Feller propagator, and establish uniqueness criteria for a large class of weak solutions.
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BibTeX
@misc{jabir2026kinetic,
title = {{Kinetic SDEs and kinetic Fokker-Planck equations with critical Morrey-type drifts, and local blow-ups}},
author = {Jean-François Jabir and Damir Kinzebulatov and Chengjun Yue},
howpublished = {arXiv},
year = {2026},
month = oct,
doi = {10.48550/arxiv.2610.17319},
eprint = {2610.17319},
archivePrefix = {arXiv},
url = {https://arxiv.org/abs/2610.17319},
}
RIS
TY - UNPB
TI - Kinetic SDEs and kinetic Fokker-Planck equations with critical Morrey-type drifts, and local blow-ups
AU - Jean-François Jabir
AU - Damir Kinzebulatov
AU - Chengjun Yue
PY - 2026
DA - 2026/10/12
PB - arXiv
DO - 10.48550/arxiv.2610.17319
UR - https://arxiv.org/abs/2610.17319
AB - We develop a Sobolev theory for the kinetic Fokker-Planck equation subject to a singular Morrey-form L^∞+M^q_K force field which can produce local blow-ups due to strong attraction to a submanifold. Our approach is based on the fractional representation for the Duhamel series of the equation and on establishing kinetic Adams-type estimates. Accordingly, we construct weak solutions of Brownian-driven kinetic SDEs in a critical Morrey set-up, obtain kinetic Krylov-type estimates and a strongly continuous Feller propagator, and establish uniqueness criteria for a large class of weak solutions.
ER -