Physics

physics

General physics spanning optics, fluids, plasma, atomic, and applied physics.

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Physics

Uniform Loss Filters Valleys Through Velocity Contrast

A non-Hermitian acoustic crystal uses ordinary background dissipation to reach switchable valley polarization without tailored excitation or external fields.

cond-matphysics
Jul 13, 20264 min2510.19588
Physics

Imaging Reveals Delayed HDO Formation at Water Interface

Wide-field infrared spectra from a flowing flat jet track H₂O, D₂O, and HDO over the first 100 microseconds.

physics
Jul 13, 20264 min2509.17724
Physics

Geopolitical Shocks Reorder National Science Agendas

OpenAlex publication profiles over five decades link Chernobyl, September 11, and COVID-19 to synchronized shifts across national research portfolios.

physics
Jul 13, 20264 min2607.08512
Physics

Quantum Memory Enables On-Demand Microwave-Optical Transduction

A Rydberg ensemble stores microwave photons before optical retrieval, reaching 88–90% area-normalized storage efficiency with 2.3 MHz bandwidth.

quant-phphysics
Jul 13, 20265 min2509.18834
Physics

Open Fetal MRI Model Simulates Cortical Folding

A FEniCS finite-element pipeline turns fetal MRI meshes into whole-brain folding simulations with contact handling and spectral surface scoring.

physics
Jul 13, 20265 min2607.08534
Physics

Classical Bifurcation Solver Closes Quantum Annealing Gap

Simulated bifurcation matches or beats D-Wave scaling on QAC QUBOs once runtime accounting and larger instances are included.

quant-phphysics
Jul 13, 20264 min2505.22514
Physics

GaN Polariton BIC Laser Forms Bright Solitons

A grating-coupled GaN waveguide creates a negative-mass polariton BIC whose blueshift, linewidth narrowing, and spatial compression track soliton formation above threshold.

cond-matphysics
Jul 13, 20265 min2512.23368
Physics

Metastable Helium Shrinks Motion Bottlenecks in Tweezer Arrays

Using the lightest trappable atom, the blueprint predicts ≥3× faster inter-tweezer hopping than lithium-6 plus trap-encoded motional qubits.

quant-phcond-matphysics
Jul 13, 20264 min2601.06763
Physics

Bianisotropic Resonators Make High Harmonics Direction Selective

Asymmetric Si-SiN Mie resonators hybridize modes under opposite illumination, producing third-, fifth-, and seventh-harmonic direction contrast in 0.12 λ³ structures.

physics
Jul 12, 20264 min2607.08715
Physics

FPGA Control Cuts Atom Rearrangement Latency

A PC-free PXIe feedback loop integrates counting, path planning, and waveform control, reaching 282 μs latency and 95.4% 10-atom assembly success.

quant-phphysics
Jul 12, 20265 min2607.08687