Ultrafast Critical Slowing of Spin Dynamics and Emergent Nonequilibrium Fano Interference in Fe3GeTe2Fe3GeTe2 is a prototypical metallic van der Waals ferromagnet with itinerant magnetism and a highly tunable Curie temperature, yet how electronic excitations couple to spin and lattice degrees…Anupama Chauhan, Sidhanta Sahu, Satyabrata Bera et al.·May 13, 2026SaveLearn
Apparent Ferroelectric Polarization Hysteresis and a Simple Method to Observe Piezoelectric Strain Loops with a MicrophoneExtra components in series to non-ferroelectric capacitance can cause apparent ferroelectric D-E hysteresis loops even with the double-wave method (DWM). Characteristics of fake loops are studied…Mamoru Fukunaga·May 13, 2026SaveLearn
Selective Octahedral Accommodation of Cr3+ and Weak Magnetic Connectivity in the Sugilite Analogue KNa2Cr2Li3Si12O30We report the synthesis of the Cr analogue of sugilite, KNa2Cr2Li3Si12O30, in the milarite-type framework. Rietveld refinement of a composition-conserving antisite model gives $x =…Yuya Haraguchi, Taishu Aoki, Daisuke Nishio-Hamane et al.·May 13, 2026SaveLearn
Ultraviolet plastic scintillators based on naphthalene-doped polystyrene and polyvinyltolueneThis work reports the fabrication and optical characterization of ultraviolet-emitting plastic scintillators based on polystyrene [-(CH2-CH(C6H5))n-] and polyvinyltoluene [-(CH2-CH(C6H4CH3))n-] doped…Nicolás Agustín Molina, Victoria Alejandra Gómez Andrade, Javier Martín Abbas et al.·May 13, 2026SaveLearn
Ultrafast electron dynamics of electron-irradiated grapheneElectron irradiation is essential for materials characterization and modification, though the fundamental interactions between incident electrons and host materials remain under investigation. Here,…Yifan Yao, Andre Schleife·May 13, 2026SaveLearn
Efficient prediction of highly anisotropic excitonic properties in the layered antiferromagnet CrSBr via time-dependent density functional theoryCrSBr, a layered anisotropic van der Waals antiferromagnet, has recently emerged as a versatile platform where strong coupling between optical excitations and magnetic order enables magneto-optical…Ashwin Ramasubramaniam, Daniel Hernangómez-Pérez, Javier Junquera et al.·May 13, 2026SaveLearn
Synthesis of epitaxial TaO2 thin films on Al2O3 by suboxide molecular-beam epitaxy and thermal laser epitaxyTantalum dioxide (TaO2) is a metastable tantalum compound. Here, we report the epitaxial stabilization of TaO2 on Al2O3 (1-102) (r-plane sapphire) substrates using suboxide molecular-beam epitaxy…Yorick A. Birkhölzer, Anna S. Park, Noah Schnitzer et al.·May 13, 2026SaveLearn
Hierarchical Crystal Structure Prediction of Zeolitic Imidazolate Frameworks Using DFT and Machine-Learned Interatomic PotentialsCrystal structure prediction (CSP) is emerging as a powerful method for the computational design of metal-organic frameworks (MOFs). In this article we employ CSP to perform high-throughput…Yizhi Xu, Jordan Dorrell, Katarina Lisac et al.·May 13, 2026SaveLearn
Coherent high-velocity chiral magnons in the metallic altermagnet CrSbWe report the collective magnetism of the metallic altermagnet CrSb. Magnetic susceptibility and polarized neutron diffraction measurements show that CrSb is a perfectly compensated Ising altermagnet…Ashutosh K. Singh, Niclas Heinsdorf, Abraham A. Mancilla et al.·May 13, 2026SaveLearn
Rototranslational sum rules for nuclear dynamics via traveling pseudopotentialsWe establish a set of exact sum rules that relate the interatomic force constants to the frequency-dependent electromagnetic susceptibility of a solid or molecule, thereby generalizing the…Massimiliano Stengel, Miquel Royo, Emilio Artacho·May 13, 2026SaveLearn
Fragmented charged domain wall below the tetragonal-orthorhombic phase transition in BaTiO3Ferroelectric charged domain walls are known for their high electrical conductivity, making them promising candidates for applications in modern electronics. A remarkably high conductivity and…Petr S. Bednyakov, Iegor Rafalovskyi, Jiri Hlinka·May 13, 2026SaveLearn
Phonon collapse and anharmonic melting of the 3D charge-density wave in kagome metalsThe charge-density wave (CDW) mechanism and resulting structure of the AV3Sb5 family of kagome metals has posed a puzzling challenge since their discovery four years ago. In fact, the lack of…Martin Gutierrez-Amigo, Ðorđe Dangić, Chunyu Guo et al.·May 13, 2026SaveLearn
Purely anharmonic charge-density wave in the 2D Dirac semimetal SnPCharge density waves (CDWs) in two-dimensional (2D) materials have been a major focus of research in condensed matter physics for several decades due to their potential for quantum-based…Martin Gutierrez-Amigo, Fang Yuan, Davide Campi et al.·May 13, 2026SaveLearn
Topological phonon analysis of the 2D buckled honeycomb lattice: an application to real materialsBy means of group theory, topological quantum chemistry, first-principles and Monte Carlo calculations, we analyze the topology of the 2D buckled honeycomb lattice phonon spectra. Taking the pure…Martin Gutierrez-Amigo, Maia G. Vergniory, Ion Errea et al.·May 13, 2026SaveLearn
Engineering the band structure of few-layer graphene by S-doping: from linear dispersion to impurity flat bandsMotivated by the technological relevance of S-doped few-layer graphene (FLG) in battery applications and in the oxygen reduction reaction, we systematically explore the effect of basal plane S-doping…Armin Sahinovic, Rossitza Pentcheva·May 12, 2026SaveLearn
Finite-width adiabatic shear banding and dislocation patterning in mesoscale polycrystalline aggregatesDynamic shear banding under adiabatic conditions in a mesoscale polycrystalline aggregate is studied using a model of mesoscale dislocation mechanics and experiments. The model involves a length…Siddharth Singh, Rajat Arora, Janith Wanni et al.·May 12, 2026SaveLearn
A comparative first-principles investigation of bilayer NbOX2 (X=Cl, Br, I) for Photocatalytic water splitting applicationsMotivated by our previous work on bulk NbOX2 , where we have reported its high 1dielectric polarisation and finite piezoelectric response, this work extends to its 2D homo bilayer system to explore…Laku Dorjee Tamang, Shivraj Gurung, Bhanu Chettri et al.·May 12, 2026SaveLearn
On-demand steering of hyperbolic chiral polaritonsControl of light polarization and propagation in sub-wavelength architectures is foundational to nanophotonic technologies. A frontier direction is to leverage strong optical spin-orbit interactions…Andrea S. Dai, Fuyang Tay, Ding Xu et al.·May 12, 2026SaveLearn
Bridging perturbation and variational approaches in brittle fractureWe present a variational reduced-order model for three-dimensional coplanar propagation of sharp cracks in heterogeneous perfectly brittle solids under mixed-mode I+II+III loading. The approach…Serafim Egorov, Antoine Sanner, Jean Sulem et al.·May 12, 2026SaveLearn
Automated multiphase identification and refinement in powder diffraction using mismatch-tolerant machine learningPowder diffraction is a primary structural characterization tool in materials science, yet automated phase identification remains a major bottleneck for autonomous discovery. Existing workflows rely…Lalit Yadav, Yongqiang Cheng, Mathieu Doucet·May 12, 2026SaveLearn
Equivariant Space Group and Hamiltonian for Collinear Magnetic SystemsCondensed matter physics increasingly focuses on exploiting the magnetic order parameter orientation n as a tuning knob for properties of collinear magnetic materials, but a general method for…Chaoxi Cui, Zhi-Ming Yu, Yilin Han et al.·May 12, 2026SaveLearn
Graphene lattice recoil in hard X-ray photoemission: Experiment and TheoryHard-x-ray C 1s photoemission from monolayer graphene probes a regime in which nuclear recoil and intrinsic electronic asymmetry contribute on comparable energy scales to the observed spectral line…Simone Ritarossi, Alice Apponi, Orlando Castellano et al.·May 12, 2026SaveLearn
Probing Non-Equilibrium Grain Boundary Dynamics with XPCS and Domain-Adaptive Machine LearningGrain-boundary (GB) dynamics control the stability, mechanical, and functional response of nanocrystalline materials, but direct experimental access to their slow non-equilibrium motion has been…Mouyang Cheng, Bowen Yu, Chu-Liang Fu et al.·May 12, 2026SaveLearn
Competing crystallization pathways and cold crystallization kinetics in 10OS5 liquid crystalThe liquid crystalline 4-pentylphenyl-4'-decyloxythiobenzoate is investigated in various temperature programs for determination of crystallization kinetics and glassforming properties. The Avrami…Aleksandra Deptuch, Mirosława D. Ossowska-Chruściel, Janusz Chruściel et al.·May 12, 2026SaveLearn
Mechanical detection of sub-band mobilities of two-dimensional electron gas on reduced SrTiO3(001) surfaceThe two-dimensional electron gas (2DEG) in reduced strontium titanate offers a versatile platform for oxide electronics, yet its dissipation mechanisms under field driven charge fluctuations remain…Akash Gupta, Marcin Kisiel, Remy Pawlak et al.·May 12, 2026SaveLearn