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๐Ÿ” tom savage ๐Ÿ“‚ Physics
Showing 32876 results for "tom savage" in Physics
Physics Preprint PDF DOI

Nodal algebraic curves and entropy diagnostics in degenerate two-dimensional harmonic-oscillator shells

C A Escobar Ruiz, H Olivares-Pilon, A M Escobar-Ruiz ยท 2026

Degenerate quantum eigenspaces can support substantial changes in nodal geometry at fixed energy. We show that, for the two-dimensional isotropic harmonic oscillator, this restructuring is organized bโ€ฆ

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Physics Preprint PDF DOI

Spatially Resolved Temperature Measurement Using Rydberg Doppler Broadening Thermometry

K. N. Trivedi, M. Carminati, Elia Sole Cardona, T. Bonaccorsi, R. Donofrio, B. Begoc, O. Morsch ยท 2026

We demonstrate a technique for spatially resolved temperature measurement utilizing Rydberg Doppler broadening thermometry. This method employs two focused laser beams arranged perpendicularly to exciโ€ฆ

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Physics Preprint PDF DOI

Fragment-Constrained Charge Equilibration for Charge-Aware Machine Learning Potentials at Electrochemical Interfaces

Akhil Reddy Peeketi, Blas P Uberuaga, Travis E Jones ยท 2026

Predictive simulation of electrochemical interfaces requires atomistic models that capture reactive bond rearrangements, long-range electrostatics, and charge distributions reflecting the electronic dโ€ฆ

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Physics Preprint PDF DOI

Conditional Generative Models Enable Targeted Exploration of MAX Phase Design Space

Jamie Swain, Cyprien Bone, Matthew T. Darby, Ewan Galloway, Keith T. Butler ยท 2026

MAX phases (M$_{n+1}$AX$_n$), precursors to MXenes, span a vast compositional space, motivating efficient computational screening for synthesisable candidates. We employ CrystaLLM$-\pi$, a large languโ€ฆ

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Physics Preprint PDF DOI

Dispersive Properties of Plasma Diffraction Gratings: Towards Plasma-Based Laser Pulse Compression

Victor M. Perez-Ramirez, Michelle M. Wang, Ke Ou, Sida Cao, Devdigvijay Singh, Nicholas M. Fasano, Vedin Dewan, Andreas M. Giakas, Arunava Das, Isabelle Tigges-Green, Pierre Michel, Julia M. Mikhailova, Matthew R. Edwards ยท 2026

The standard architecture for a high-peak-power femtosecond laser is chirped pulse amplification using diffraction gratings for compression; the damage threshold of the compression gratings limits curโ€ฆ

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Physics Preprint PDF DOI

Quantum scattering of droplets by wells and barriers in one-dimensional Bose-Bose mixtures

Sherzod R. Otajonov, Uktambek R. Eshimbetov, Bakhram A. Umarov, Fatkhulla Kh. Abdullaev ยท 2026

We investigate, both analytically and numerically, the scattering of quasi-one-dimensional quantum droplets from P\"oschl-Teller potential wells and barriers. For attractive wells, we find a sharp traโ€ฆ

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Physics Preprint PDF DOI

Efficient mapping of multi-constraint satisfaction problems to Rydberg platforms

Robert Gloeckner, Shahram Panahiyan, Frederik Koch, Dieter Jaksch, Joseph Doetsch ยท 2026

We present a hardware-native gadget framework for solving constraint satisfaction problems on Rydberg quantum computing architectures. Our approach introduces a compact $xor_1$ gadget that enforces exโ€ฆ

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Physics Preprint PDF DOI

Fast, powerful, low-noise optical pumping of an atomic vapor with semiconductor optical amplifiers

Diana Mendez-Avalos, Theo Louzada Meireles, Morgan W. Mitchell, Aleksandra Sierant ยท 2026

We use a $^{87}\text{Rb}$ atomic vapor, suitable for an optically-pumped magnetometer (OPM) in Earth-field conditions, to study the noise properties of three strategies for generating pulsed optical pโ€ฆ

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Physics Preprint PDF DOI

Addressable Rydberg excitation in arrays of single neutral atoms with a strongly focused flat-top beam

I. V. Iukhnovets, M. Y. Goloshchapov, A. P. Gordeev, O. V. Bychkova, I. B. Bobrov, G. I. Struchalin, S. S. Straupe ยท 2026

We present a method for generating a laser beam with flat intensity and phase profiles in the focal region where the beam interacts with neutral $^{87}$Rb atoms in an array of optical dipole traps. Weโ€ฆ

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Physics Preprint PDF DOI

A Theoretical Investigation of the Thermal and Photochemical Mechanisms of Ethylbenzene Dehydrogenation on Rutile TiO$_{2}$(110)

Nico Yannik Merkt ยท 2026

This master's thesis investigates the thermal and photochemical dehydrogenation of ethylbenzene (EB) to styrene on the rutile TiO$_{2}$(110) surface. A dual-methodological quantum chemical approach isโ€ฆ

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Physics Preprint PDF DOI

Comparison of Silvaco and Synopsys TCAD Predictions Including the Perugia Radiation Damage Model in Silicon Pixel Detectors for the HL-LHC

M. Bomben, T. Croci, K. Aouadj, A. Fondacci, F. Moscatelli, A. Morozzi, D. Passeri ยท 2026

At the High Luminosity Large Hadron Collider (HL-LHC), silicon pixel detectors will be exposed to radiation fluences about 5 to 10 times larger than those experienced by the current innermost pixel laโ€ฆ

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Physics Preprint PDF DOI

Mixture of Experts Framework in Machine Learning Interatomic Potentials for Atomistic Simulations

Gabriel de Miranda Nascimento, Marc L. Descoteaux, Laura Zichi, Chuin Wei Tan, William C. Witt, Nicola Molinari, Sriteja Mantha, Daniil Kitchaev, Mordechai Kornbluth, Karim Gadelrab, Charles Tuffile, Boris Kozinsky ยท 2026

First-principles atomistic simulations are essential for understanding complex material phenomena but are fundamentally limited by their computational cost. While Machine Learning Interatomic Potentiaโ€ฆ

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Physics Preprint PDF DOI

Accelerating finite-element-based projector augmented-wave density functional theory calculations with scalable GPU-centric computational methods

Kartick Ramakrishnan, Phani Motamarri ยท 2026

Accurate large-scale Kohn-Sham density functional theory (DFT) calculations are essential for modeling complex material systems, including interfaces, defects, nanoclusters, and twisted two-dimensionaโ€ฆ

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Physics Preprint PDF DOI

High-fidelity entangling gates and nonlocal circuits with neutral atoms

Simon J. Evered, Muqing Xu, Sophie H. Li, Alexandra A. Geim, J. Pablo Bonilla Ataides, Marcin Kalinowski, Dolev Bluvstein, Nishad Maskara, Christian Kokail, Markus Greiner, Vladan Vuletic, Mikhail D. Lukin ยท 2026

Creation and manipulation of entanglement with low error is essential in quantum information systems. In practice, two-qubit entangling gates constitute a dominant error source, limiting circuit depthโ€ฆ

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Physics Preprint PDF DOI

Naturally Resonant Emitters: Approaching Fundamental Antenna Limits

Damir Latypov ยท 2026

Antenna miniaturization remains a critical technological challenge across frequency scales - from microwave RF links in phones and wearables to VLF for underwater-to-air communications and ionosphericโ€ฆ

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Physics Preprint PDF DOI

Robustness of fiber-optic attenuators to 1061-nm sub-nanosecond pulsed laser radiation in quantum key distribution systems

Daria Ruzhitskaya, Irina Zhluktova, Anastasiya Ponosova, Fedor Ushakov, Andrey Zverev, Galina Tertyshnikova, Tianyi Xing, Kirill Min'kov, Daniil Trefilov, Anqi Huang, Vladimir Kamynin, Vladimir Tsvetkov, Vadim Makarov ยท 2026

The security of quantum key distribution (QKD) systems relies on the physical integrity of their components. While laser-damage attacks (LDAs) using high-power continuous-wave (cw) lasers have been weโ€ฆ

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Visualizing Crystallization Dynamics and Transformation Pathways of Disordered Rocksalt Oxides During Thermally Activated Sol-Gel Synthesis

Diyi Cheng, Tim Kodalle, Anika T. Promi, Ansuman Halder, Raphael F. Moral, Madeline Grass, Venkata S. Avvaru, Haegyeom Kim, Carolin M. Sutter-Fella, Haimei Zheng ยท 2026

Sol-gel synthesis is a wet-chemical processing route for the fabrication of functional materials offering control over composition, morphology, and microstructure at relatively low processing temperatโ€ฆ

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Phase diagram of a dual-species Rydberg atom ladder

Lei-Yi-Nan Liu, Shi-Rong Peng, Ze-Yuan Huang, Xing-Man Wei, Yun-Han Zou, Su Yi, Jian Cui ยท 2026

Dual-species Rydberg atom arrays extend single-species platforms by introducing competing interaction scales and enhanced quantum fluctuations, enabling phenomena beyond homogeneous settings. In this โ€ฆ

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Physics Preprint PDF DOI

Randomised measurements of a disorder-induced entanglement transition in a neutral atom quantum processor

Apollonas S. Matsoukas-Roubeas, Oscar Scholin, Lucas Sa, Arinjoy De, Majd Hamdan, Alexei Bylinskii, Andrew J. Daley, Dorian A. Gangloff ยท 2026

The development and spread of entanglement in complex quantum systems is central to exploring many-body phenomena out of equilibrium. Measuring entanglement dynamics can shed light on information scraโ€ฆ

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Optical depth dictates universal bounds on many-body decay in atomic ensembles

Cosimo C. Rusconi, Eric Sierra, Wai-Keong Mok, Avishi Poddar, Simon B. Jager, Ana Asenjo-Garcia ยท 2026

Cooperative emission is well understood for idealized symmetric systems, but its limits in spatially extended, free-space ensembles remain an open question. Here, we derive a universal law for the scaโ€ฆ

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