2764 papers
Explore the fascinating intersection where quantum materials meet the complexity of everyday environments in the Cond-Mat — Mes-Hall section. This field investigates how tiny particles behave when caught between the orderly world of single atoms and the chaotic nature of bulk matter, revealing the hidden rules that govern electricity, magnetism, and heat in novel substances.
Gist.Science brings these cutting-edge discoveries to you directly from arXiv, the leading repository for physics preprints. We process every new submission in this category as soon as it appears, offering both straightforward, plain-language explanations and deep technical summaries to help researchers and curious minds alike grasp the latest breakthroughs without getting lost in dense equations.
Below are the most recent papers in this dynamic area of condensed matter physics, ready for you to explore.
Motivated by recent experiments on (111) LaTiO/SrTiO interfaces, this paper develops a quantum kinetic theory demonstrating that the nonlinear longitudinal resistance exhibits a magnetic-field-dependent second harmonic response that peaks at a disorder-dependent critical value and can undergo a complete directional reversal.
This study demonstrates that gate-tunable ferromagnetic 2DEGs at SrTiO-based interfaces exhibit spontaneous nonreciprocal transport and sign-reversible anomalous Hall effects, establishing a model platform for exploring Rashba ferromagnetism and developing active spintronic devices.
This paper calculates the imaginary part of a Wigner crystal's polarizability using the Fluctuation-Dissipation theorem and harmonic approximation, revealing that the crystal becomes transparent to applied frequencies exceeding the Wigner frequency and suggesting ellipsometry as a method to verify these theoretical predictions.
This paper investigates the altermagnetic Hatsugai-Kohmoto model and reveals that increasing electronic correlations drive a many-body Lifshitz transition into an "interaction-enhanced altermagnet" state characterized by full spin polarization, a correlation-dependent gap in the dynamical susceptibility, and a distinct evolution of signal intensity and static response.
The paper proposes that uniform light illumination induces anisotropic lattice heating in tilted Dirac cone materials due to direction-dependent electron-phonon relaxation, a phenomenon that can be controlled via external pressure to generate transient Seebeck effects for ultrafast sensor applications.
This paper demonstrates that nontrivial multiband topological invariants can be deduced from the energetic and quantum-geometric contributions to orbital magnetization, a method validated through effective models of strontium ruthenate ().
This paper investigates the thermodynamic properties of a driven quantum resonator with frequency-modulated temperature control, quantifying work, heat flow, and photon exchange fluctuations to provide insights for designing future nanoscale heat engines.
This paper demonstrates that in non-Hermitian magnetic skyrmions, topological protection splits into two distinct behaviors: a homotopy-protected charge derived from the right state remains stable, while a biorthogonal charge loses quantization and breaks down at exceptional points, revealing a real-space manifestation of non-Hermitian degeneracy.
This paper reports the design and experimental demonstration of an open nanophononic cavity using SrTiO/YBaCuO superlattices as acoustic Bragg reflectors and a Ni transducer, successfully achieving sub-THz phonon confinement and establishing complex oxide heterostructures as a platform for hybrid nano-acoustic resonators.
This study reveals that the vanishing steady-state valley polarization in moiré excitons is not caused by rapid valley relaxation but rather by the time-integrated compensation of coexisting, helicity-opposite emission channels with distinct dynamics that can be electrically controlled.