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Neural Radiance Fields (NeRFs) have proven to be powerful 3D representations, capable of high quality novel view synthesis of complex scenes. While NeRFs have been applied to graphics, vision, and robotics, problems with slow rendering…

Computer Vision and Pattern Recognition · Computer Science 2023-10-30 Tristan Aumentado-Armstrong , Ashkan Mirzaei , Marcus A. Brubaker , Jonathan Kelly , Alex Levinshtein , Konstantinos G. Derpanis , Igor Gilitschenski

Motivated by experimental initiatives such as the Helmholtz International Beamline for Extreme Fields (HIBEF), we study Compton scattering of x-rays at electrons in a strong external field (e.g., a strong optical laser) with special…

High Energy Physics - Phenomenology · Physics 2022-12-08 N. Ahmadiniaz , T. E. Cowan , M. Ding , M. A. Lopez Lopez , R. Sauerbrey , R. Shaisultanov , R. Schützhold

The thermodynamics of Dirac fields under the influence of external electromagnetic fields is studied. For perturbations which act only for finite time, the influence of the perturbation can be described by an automorphism which can be…

Mathematical Physics · Physics 2025-09-19 Romeo Brunetti , Klaus Fredenhagen , Nicola Pinamonti

A decade ago, two-dimensional microscopic flow visualization proved the theoretically predicted existence of electroconvection roles as well as their decisive role in destabilizing the concentration polarization layer at ion-selective…

Recent developments of technology have enabled atomic spins as the most sensitive inertial and magnetic sensors. Atomic spin gyroscope (magnetometer) essentially outputs the estimate of the inertial rotation rate (magnetic filed) to be…

Quantum Physics · Physics 2014-03-03 Lijun Liu , Bo Qi , Shuming Cheng , Zairong Xi

Magnetic field effects (MFE) in certain chemical reactions have been well established in the last five decades and are attributed to the evolution of transient radical-pairs whose spin dynamics are determined by local and external magnetic…

Photoionization using attosecond pulses can lead to the formation of coherent superpositions of the electronic states of the parent ion. However, ultrafast electron ejection triggers not only electronic but also nuclear dynamics---leading…

Chemical Physics · Physics 2017-03-29 Caroline Arnold , Oriol Vendrell , Robin Santra

Efficient capture and detection of minute amount of deoxyribonucleic acid (DNA) molecules are pivotal for an array of modern gene technologies which are widely utilized in medical, forensic and defense applications, including DNA…

Biological Physics · Physics 2018-11-19 Jianhe Guo , Kwanoh Kim , Peter Vandeventer , Donglei , Fan

Nematic liquid crystals exhibit a fast optical response when the applied electric field modifies the degree of order but does not change the direction of molecular orientation. The effect requires a relatively high electric field, on the…

This study investigates the localized electron heating in a bulk overdense plasma. The method relies on using a time dependent magnetic field. An initially high external magnetic field imposed on the overdense plasma target enables the…

Plasma Physics · Physics 2025-07-04 Rohit Juneja , Trishul Dhalia , Amita Das

Permanent electric dipole moments (EDMs) are sensitive probes of the symmetry structure of elementary particles, which in turn is closely tied to the baryon asymmetry in the universe. A meaningful interpretation framework for EDM…

High Energy Physics - Phenomenology · Physics 2025-04-07 Skyler Degenkolb , Nina Elmer , Tanmoy Modak , Margarete Mühlleitner , Tilman Plehn

This paper reviews our physical motivation for choosing appropriate formal presentation of electromagnetic field objects (EMFO). Our view is based on the understanding that EMFO are spatially finite entities carrying internal dynamical…

General Physics · Physics 2015-08-27 Stoil Donev , Maria Tashkova

Myoglobin modulates the binding of diatomic molecules to its heme group via hydrogen-bonding and steric interactions with neighboring residues, and is an important benchmark for computational studies of biomolecules. We have performed…

Chemical Physics · Physics 2013-05-24 Daniel J. Cole , David D. O'Regan , Mike C. Payne

Influences of reaction zone thickening and local extinctions on the burning rate of extremely turbulent hydrogen-enriched methane-air flames are investigated using simultaneous planar laser-induced fluorescence of formaldehyde molecule and…

Fluid Dynamics · Physics 2020-12-01 Sajjad Mohammadnejad , Qiang An , Patrizio Vena , Sean Yun , Sina Kheirkhah

Exact calculated time evolutions in the framework of a many-electron model of itinerant magnetism provide new insights into the laser-induced ultrafast demagnetization observed in ferromagnetic (FM) transition metal thin films. The…

Strongly Correlated Electrons · Physics 2015-11-25 W. Töws , G. M. Pastor

We study the effects of an external electric field on both the motion of the reaction zone and the spatial distribution of the reaction product, $C$, in an irreversible $A^- +B^+ \to C$ reaction-diffusion process. The electrolytes $A\equiv…

Other Condensed Matter · Physics 2009-11-10 I. Bena , F. Coppex , M. Droz , Z. Racz

Fast particles diffusing along magnetic field lines in a turbulent plasma can diffuse through and then return to the same eddy many times before the eddy is randomized in the turbulent flow. This leads to an enhancement of particle…

Astrophysics · Physics 2009-11-10 Benjamin D. G. Chandran , Jason L. Maron

We study the dynamics of paramagnetic molecular superrotors in an external magnetic field. Optical centrifuge is used to create dense ensembles of oxygen molecules in ultra-high rotational states. It is shown for the first time, that the…

Quantum Physics · Physics 2015-06-10 A. A. Milner , A. Korobenko , J. Floß , I. Sh. Averbukh , V. Milner

Classical empirical force fields have dominated biomolecular simulation for over 50 years. Although widely used in drug discovery, crystal structure prediction, and biomolecular dynamics, they generally lack the accuracy and transferability…

We present enhanced sensing of radio frequency (RF) electric fields (E-fields) by the combined polarizability of Rydberg atoms and the optimized local oscillator (LO) fields of supergheterodyne receiving. Our modified theoretical model…

Atomic Physics · Physics 2024-01-04 Wenguang Yang , Minyong Jing , Hao Zhang , Linjie Zhang , Liantuan Xiao , Suotang Jia
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