Expertini Research Research

Browse Research Papers

9,436+ open-access research outputs.

✕ Clear
🔍 lam pham 📂 Physics 📄 Preprint
Showing 9436 results for "lam pham" in Physics · Preprint
Physics Preprint PDF DOI

The faint voice of a radio-weak BL Lacertae: modeling the broadband emission of WISE~J141046.00+740511.2

A. M. Carulli, F. L. Vieyro, M. M. Reynoso, E. J. Marchesini, I. Andruchow · 2026

The WISE source, J141046.00+740511.2, has been recently observed from radio to $\gamma$ rays. Although the optical spectrum is consistent with a BL Lacertae (BL Lac) object, the source displays unusua…

Read Paper →
Physics Preprint PDF DOI

Indication of gamma-Ray Quasi-periodicity in GB6 J1037+5711 from Multi-technique Timing Analysis

Zahoor Malik, Sikandar Akbar, Zahir Shah, Seemin Rubab · 2026

We report the indication of a long-term quasi-periodic oscillation (QPO) in the $\gamma$-ray emission of the BL Lac object 4FGL J1037.7+5711 (GB6 J1037+5711) using more than 17 years of monthly binned…

Read Paper →
Physics Preprint PDF DOI

Optical effects in Gaseous Electron Multipliers (GEMs)

D. Edgeman, F.M. Brunbauer, M. Gardner, D. Loomba, P.A. Majewski, T. Marley, L. Millins, T. Neep, K. Nikolopoulos, J. Schueler, E. Tilly, W. Thompson · 2026

Optical time projection chambers (OTPCs) are well suited for applications that require the highest spatial resolution for particle track reconstruction. The MIGDAL experiment uses a glass GEM-based OT…

Read Paper →
Physics Preprint PDF DOI

Taming Randomness in Random Lasers: Programmable Disorder for Active Control of Random Lasing via Electric-Field-Directed Assembly of Nanowires

Jinkai Yang, Kumudu N. Ranasinghe, Lei Kang, Jennifer R. Decker, Cheng-Yu Wang, Douglas H. Werner, Christine D. Keating, Zhiwen Liu · 2026

Random lasing exploits multiple scattering to provide optical feedback without conventional resonant cavities, enabling simplified architectures that are readily integrated into compact photonic platf…

Read Paper →
Physics Preprint PDF DOI

Distortion of a relativistic jet echoing a magnetic flux eruption

Krzysztof Nalewajko, Mateusz Kapusta, Bart Ripperda, Alexander A. Philippov · 2026

Magnetized accretion onto spinning black holes can accumulate a large magnetic flux across the event horizon and launch a pair of relativistic jets via the Blandford-Znajek mechanism. In the magnetica…

Read Paper →
Physics Preprint PDF DOI

Impact of segmented deformable mirrors on high-contrast testbeds for exoplanet imaging with future large space telescopes: contrast stability assessment on the HiCAT bench

Benjamin Buralli, Mamadou N'Diaye, Raphael Pourcelot, Marcel Carbillet, Emiel H. Por, Iva Laginja, Ludovic Canas, Sarah Steiger, Peter Petrone, Meiji M. Nguyen, Bryony Nickson, Susan F. Redmond, Ananya Sahoo, Laurent Pueyo, Marshall D. Perrin, Remi Soummer · 2026

We investigate the stability of a segmented deformable mirror (DM) on high-contrast testbeds and its impact on the images produced with coronagraphs. Segmented apertures are promising to obtain large …

Read Paper →
Physics Preprint PDF DOI

A radon emanation measurement system at the Carleton Noble Liquid Detector Laboratory

P. Adhikari, M. G. Boulay, R. Crampton, D. Gallacher, M. Perry · 2026

Radon is one of the most important sources of background in rare event search experiments, such as those searching for Dark Matter and neutrinos, due to its unavoidable production from natural uranium…

Read Paper →
Physics Preprint PDF DOI

The odd-parity ALM induced reconstruction of the Chern-insulating phase in Haldane-Hubbard model

Minghuan Zeng, Zheng Qin, Ling Qin, Shiping Feng, Lin Wu, Dong-Hui Xu, Rui Wang · 2026

Odd-parity altermagnetism(ALM) extends compensated collinear magnetism beyond the even-parity spin splitting of conventional altermagnets, but its role in correlated topological phases remains largely…

Read Paper →
Physics Preprint PDF DOI

A study of $J/\psi$ mass shift and bound states: Impact of $D D$ and $DD^*$ meson loops

Manpreet Kaur, Arvind Kumar · 2026

We investigate the modification of the $J/\psi$ meson mass in asymmetric nuclear matter at zero and finite temperatures employing an effective Lagrangian approach that considers the contributions of $…

Read Paper →
Physics Preprint PDF DOI

Microscopic Theory of Chiral-Phonon-Induced Orbital Selectivity in Helical Crystals

Tomomi Tateishi, Akihito Kato, Alexander S. Ovchinnikov, Jun-ichiro Kishine · 2026

We present a microscopic theory of chirality-induced orbital selectivity (CIOS) in helical crystals, in which truly chiral phonons selectively transfer angular momentum to electronic orbital degrees o…

Read Paper →
Physics Preprint PDF DOI

Kohn-Sham Hamiltonian from Effective Field Theory: Quasiparticle Band Narrowing from Frozen Core Dynamics

Xiansheng Cai, Han Wang, Kun Chen · 2026

Kohn-Sham (KS) eigenvalues are routinely compared with angle-resolved photoemission (ARPES) and used as input for many-body methods, yet density functional theory (DFT) assigns them no physical meanin…

Read Paper →
Physics Preprint PDF DOI

Identifying strong correlation using only the Kohn-Sham density of one-electron states

Daniel D. Rivera, Gustavo M. Dalpian, John P. Perdew · 2026

Strongly correlated systems have long been a central and highly non-trivial topic in condensed matter physics. At the non-interacting level, strong correlation can be associated with powerful (near) d…

Read Paper →
Physics Preprint PDF DOI

Witnessing entanglement between photon and matter due to graviton exchange

Arijit Dutta, Marko Toros, Sougato Bose, Anupam Mazumdar · 2026

The paper presents a scheme to detect entanglement arising from the quantum nature of gravity between a spin qubit and photons, using Stokes parameters. One of the crucial tests of the general theory …

Read Paper →
Physics Preprint PDF DOI

Field-theoretical description of the deuteron breakup in the clothed particle representation

O. Shebeko, A. Arslanaliev, Y. Kostylenko, V. Chahar, J. Golak, H. Kamada, W. N. Polyzou, D. Ramirez, R. Skibinski, K. Topolnicki, H. Wita{l}a · 2026

We present a field-theoretical description of the deuteron electrodisintegration reaction d(e,e'p)n induced by unpolarized and polarized electrons. The approach combines the Lehmann-Symanzik-Zimmerman…

Read Paper →
Physics Preprint PDF DOI

Interfacial breathing as a dynamic failure law in all-solid-state batteries: amplitude, phase lag and dual-timescale memory as design principles

Changdeuck Bae · 2026

All-solid-state batteries fail not only by bulk transport limits, but by a reactive interface that evolves during cycling. We show that degradation is governed by two coupled processes: interfacial br…

Read Paper →
Physics Preprint PDF DOI

From Big Bang Nucleosynthesis to Late-Time Acceleration in $f(Q,L_m)$ Gravity

Rajdeep Mazumdar, Kalyan Malakar, Kalyan Bhuyan · 2026

We perform a comprehensive investigation of the early-to-late time cosmic evolution within the framework of $f(Q,L_m)$ gravity, characterized by a non-minimal coupling between non-metricity and matter…

Read Paper →
Physics Preprint PDF DOI

Matched asymptotics of Rayleigh-wave fields near cuspidal ridges and gorges

Oleg Kiselev · 2026

We construct a local matched-asymptotic description of time-harmonic elastic fields generated by Rayleigh waves near cuspidal elements of a traction-free surface. The free surface is represented local…

Read Paper →
Physics Preprint PDF DOI

Comparative analysis of nonlinear elastic moduli of polystyrene, polycarbonate and PMMA

A.V. Belashov, A.A. Zhikhoreva, Y.M. Beltukov, I.V. Semenova · 2026

We present the comparative experimental analysis of frequency dependencies of linear (Lam\'e) and nonlinear (Murnaghan) elastic moduli of polystyrene, PMMA and polycarbonate. The measurement methodolo…

Read Paper →
Physics Preprint PDF DOI

Readout and PID using AIML for SoLID High Background Cherenkov Detectors

Zhiwen Zhao, Bishnu Karki, Bo Yu, Andrew Smith, Gary Swift, Simon Gorbaty, Jingyi Zhou, Haiyan Gao, Benjamin Raydo, Alexandre Camsonne, Kishansingh Rajput, Marco Contalbrigo, Roberto Malaguti · 2026

We present the development of readout electronics and artificial-intelligence-based particle-identification methods for the SoLID Cherenkov detectors at Jefferson Lab. To operate in the high-rate, hig…

Read Paper →
Physics Preprint PDF DOI

Hessian-based photometric substructure as an evolutionary tracer of OB cluster candidates in M31

Yuan Liang, Chao-Wei Tsai, Jingwen Wu · 2026

Using \textit{Hubble Space Telescope} images from the PHAT and PHAST surveys, we construct an updated catalogue of 747 OB cluster (OBC) candidates. We introduce a dimensionless structural metric, the …

Read Paper →
Page 1 of 472 Next →