🔬 Category

cond-mat.mtrl-sci

2692 papers

Condensed matter physics and materials science form a dynamic partnership, exploring how the collective behavior of atoms gives rise to the unique properties of solids and liquids. This field bridges the gap between fundamental quantum mechanics and the practical engineering of everything from flexible electronics to superconductors, turning abstract theories into tangible innovations that shape our daily lives.

At Gist.Science, we process every new preprint in this category directly from arXiv to make these complex discoveries accessible to everyone. Our team generates both plain-language overviews and detailed technical summaries for each paper, ensuring that researchers, students, and curious minds alike can grasp the latest breakthroughs without getting lost in dense jargon.

Below are the latest papers in condensed matter and materials science, organized by their most recent publication dates.

Propagation Maps, Maradona Exceptional Points, and Pele Singularities in Anisotropic, Tellegen, Chiral, Moving-Medium, Omega and Other Isotropy-Broken Materials

This paper introduces a unified geometric framework using "propagation maps" to characterize wave behavior in diverse isotropy-broken photonic media, defining novel "Maradona exceptional points" and "Pele singularities" that govern the transition between forward/backward propagation and gain/loss regimes through the collapse of the momentum-resolved density of states.

Maxim Durach2026-05-25🔬 physics.optics

Thickness-Dependent Spintronic Terahertz Emission in MBE-Grown PtTe2_2: From Semiconductor to Type-II Dirac Semimetal

This study demonstrates that the performance of spintronic terahertz emitters based on MBE-grown PtTe2_2 can be optimized by exploiting thickness-driven electronic phase transitions, where a peak emission six times stronger than platinum is achieved at 10 monolayers due to enhanced spin-to-charge conversion from developing type-II Dirac band structures and interfacial Rashba effects.

Rahul Sharma, Sylvain Massabeau, Armando Pezo, Ekta Yadav, Viliam Vretenár, Ravi K. Biroju, Fatima Ibrahim, Sukhdeep Dhillon, Alain Marty, Isabelle Gomes de Moraes, Adrien Michon, Jing Li, Mairbek Chs (…)2026-05-25🔬 cond-mat.mtrl-sci

A new method to probe conducting filaments in MoS2_2-based memristors

This study introduces a novel mechanical exfoliation technique to directly characterize MoS2_2-based memristors, revealing that conducting filaments form via metallic atom migration from the top electrode and that electrode material significantly influences switching behavior.

Pierre Trousset, Lucie Le Van-Jodin, Bruno Reig, Clotilde Ligaud, Thomas Jalabert, Hanako Okuno, Le Van-Hoan, Paul Brunet, Stéphane Cadot, Matthieu Jamet2026-05-25🔬 cond-mat.mtrl-sci

Surface States in Strain-Induced Nodal-Line Topological Semiconductors

This paper utilizes a minimalistic Luttinger Hamiltonian model to map the topological phase transitions of strained inverted-band-gap semiconductors among 3D topological insulators, Dirac, nodal-line, and Weyl semimetals, while deriving analytical surface state solutions that reveal their continuous evolution and a non-analytic dispersion feature at the projected nodal line.

Vitaly N. Golovach, Alexander Khaetskii2026-05-25🔬 cond-mat.mes-hall

Optical Transmission of 2D Material with Quantum Anomalous Hall Effect

This paper demonstrates that gapped two-dimensional materials exhibiting the quantum anomalous Hall effect display universal optical transmission, reflection, and absorption coefficients at low temperatures that depend solely on the ratio of photonic to gap energy, featuring total reflection at energy equality and recovering graphene's fine-structure constant-dependent behavior in the vanishing gap limit.

Nathan Pravda, Oleg L. Berman, Klaus Ziegler2026-05-25🔬 cond-mat.mes-hall

Transition-state lattice modes and the breakdown of adiabatic tunneling for hydrogen and deuterium in bcc Nb

This study demonstrates that hydrogen and deuterium tunneling in body-centered-cubic niobium is a fundamentally nonadiabatic, collective process mediated by anharmonic lattice couplings, which can only be accurately described by a five-dimensional lattice-renormalized framework that treats interstitial and transition-state lattice modes on equal quantum footing.

P. Graham Pritchard, James M. Rondinelli2026-05-25⚛️ quant-ph

Symmetry-protected nodal planes and accidental nodal surfaces in mixed odd-even wave spin-momentum locking of relativistic altermagnets

This study investigates relativistic spin-momentum locking in centrosymmetric CrSb and noncentrosymmetric MnTe, revealing that while gg-wave symmetry is preserved only under specific Néel vector and electric field alignments, ferroelectric altermagnets can exhibit mixed angular-momentum wave symmetries featuring both symmetry-protected nodal planes and accidental nodal surfaces.

Xujia Gong, Amar Fakhredine, Sahar Izadi Vishkayi, Carmine Autieri2026-05-25🔬 cond-mat.mtrl-sci

Nonequilibrium dynamics of high energy transitions in monolayer WSe2_{2}

This study combines broadband ultrafast transient absorption spectroscopy with first-principles calculations to reveal that high-energy optical transitions in monolayer WSe2_{2} exhibit significantly slower formation and relaxation dynamics than band-edge excitons due to the phonon-mediated formation of momentum-dark excitons.

Oleg Dogadov, Jorge Cervantes-Villanueva, Nicholas Olsen, Chiara Trovatello, Xiaoyang Zhu, Giulio Cerullo, Alejandro Molina-Sánchez, Davide Sangalli, Stefano Dal Conte2026-05-25🔬 cond-mat.mtrl-sci