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๐Ÿ” ge zhang ๐Ÿ“‚ Physics
Showing 9086 results for "ge zhang" in Physics
Physics Preprint PDF DOI

g-tensor Optimization in Ge/SiGe Quantum Dots

Aram Shojaei, Edmondo Valvo, Maximilian Rimbach-Russ, Eliska Greplova, Ana Silva ยท 2026

Planar germanium heterostructures hosting hole-spin qubits are among the leading platforms for scalable semiconductor-based quantum computing. Yet, device performance is hindered by significant quantuโ€ฆ

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Physics Preprint PDF DOI

Rotation-Induced Pressure Anisotropy in Newtonian White Dwarfs: Sequences and Applicability Criteria

Aray Muratkhan, Saken Toktarbay, Hernando Quevedo ยท 2026

We introduce a fast, one-dimensional Newtonian {reduced model} to capture uniform rotation in cold white dwarfs, encoding centrifugal support as an effective pressure anisotropy. Using $\Delta_{\rm roโ€ฆ

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Physics Preprint PDF DOI

Discrete Lattice Models for Interface Growth on a Complete Graph

J. M. Marcos, J. J. Melendez, R. Cuerno, J. J. Ruiz-Lorenzo ยท 2026

We investigate the behavior of discrete interface growth models belonging to the Edwards--Wilkinson (EW) and Kardar--Parisi--Zhang (KPZ) universality classes, when defined on a complete graph, a topolโ€ฆ

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Physics Preprint PDF DOI

Finding Strongly Lensed Supernovae from Blended Light Curves

Sangwoo Park, Arman Shafieloo, Alex G. Kim, Eric V. Linder, Xiaosheng Huang ยท 2026

We present a model-independent, photometry-only framework for identifying strongly lensed supernovae when multiple images are unresolved and blended into a single point source. Building on the simulatโ€ฆ

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Physics Preprint PDF DOI

Galilean boost invariance does not survive the trace: symmetry breaking in open quantum systems

Leonardo F. Calderon, Esteban Marulanda, Santiago Morales, Leonardo A. Pachon ยท 2026

Tracing out a Galilean-invariant Caldeira-Leggett environment breaks Galilean boost covariance of the reduced dynamics, while spatial translations and rotations survive intact. An operator-level analyโ€ฆ

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Physics Preprint PDF DOI

BPS spectra of $\operatorname{tr}[\Psi^p]$ matrix models for odd $p$

Miguel Tierz ยท 2026

We compute exact finite-rank BPS generating functions for the fermionic matrix model with single-trace supercharge $Q_p=\operatorname{tr}(\Psi^p)$ at $(p,N)=(5,3),(5,4),(5,5),(7,4)$, together with parโ€ฆ

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Physics Preprint PDF DOI

Oscillators from non-semisimple walled Brauer algebras

Sanjaye Ramgoolam, Micha{l} Studzinski ยท 2026

The walled Brauer algebras $B_N(m,n)$ govern Schur--Weyl duality for unitary groups $U(N)$ acting on mixed tensor spaces $V_N^{\otimes m}\otimes \overline{V}_N^{\otimes n}$ and play an important role โ€ฆ

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Physics Preprint PDF DOI

Large quantum dot energy level shifts in anomalous photon-assisted tunneling

Jared Benson, C. E. Sturner, A. R. Huffman, Sanghyeok Park, Valentin John, Brighton X. Coe, Tyler J. Kovach, Stefan D. Oosterhout, Lucas E. A. Stehouwer, Francesco Borsoi, Giordano Scappucci, Menno Veldhorst, Benjamin D. Woods, Mark Friesen, M. A. Eriksson ยท 2026

Orbital energy splittings are important quantum dot parameters for the operation of hole spin qubits. They are known to depend on the lateral confinement of the quantum dots. However, when changing toโ€ฆ

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Anisotropic metamagnetism and magnetotransport of heavy rare-earth orthorhombic single-crystal TbAlGe

Ram Kumar, K.E. Avers, V. Saini, D. S. Sokratov, Y. Anand, P. Saraf, J. A. Horn, N. Brenowitz, S. Otazo, P. Sobel, D. Graf, S. R. Saha, J. Paglione ยท 2026

We report a comprehensive investigation of the anisotropic magnetism and magnetic field-induced transitions in single crystals of the orthorhombic system TbAlGe, a member of the topological RAlGe (R =โ€ฆ

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Gaseous forms of $^{76}$Ge, $^{82}$Se, $^{96}$Zr, $^{100}$Mo, $^{124}$Sn, and $^{130}$Te: new avenues to future $0\nu\beta\beta$ time projection chambers

Aneesha Avasthi, Benjamin Monreal, Ivana Moya ยท 2026

Searches for neutrinoless double beta decay are growing larger, with tonne-scale targets in several nuclides still far from exhausting the discovery space. What's beyond ton scale? Time projection chaโ€ฆ

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Radial Profiles of Binary Fraction in Elliptical Galaxies

Xiejin Li, Fenghui Zhang, Yinghe Zhao, Cheng Li, Zhanwen Han, Yunkun Han, Xiaoyu Kang ยท 2026

The radial profile of binary fraction may vary with environment and is of significant importance for studying the formation mechanisms of binary stars and their dynamical evolution within globular cluโ€ฆ

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Tikhonov-regularised projected gradient flow for equality-constrained bilinear quantum control

Tanveer Ahmad ยท 2026

We study a projection-type gradient flow for equality-constrained maximisation of a smooth bilinear control objective on $\mathcal{H}=L^2(0,T;\mathbb{R})$, eliminating Lagrange multipliers through an โ€ฆ

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Fast radio burst dispersion is an unbiased tracer of matter on large scales

Shion Andrew, Haochen Wang, Kiyoshi Masui, Josh Borrow, Calvin Leung, Ryan Raikman, Matthieu Schaller, Joop Schaye, James M. Sullivan ยท 2026

The dispersion of fast radio bursts (FRBs) measures the column density of free electrons, tracing the diffuse ionized gas that contains more than $90\%$ of all baryons. On linear scales the FRB disperโ€ฆ

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Spinodal-like scaling behavior after a temperature quench across the first-order phase transition in three-dimensional $q$-state Potts models

Andrea Pelissetto, Davide Rossini, Ettore Vicari ยท 2026

We study the out-of-equilibrium spinodal-like behavior of three-dimensional (3D) $q$-state Potts models (for $q\ge 3$), observed when the temperature is quenched across the first-order transition (FOTโ€ฆ

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Mass-Transfer Control With Microbubbles in Highly Turbulent Decaying Flows

Vivek Kumar, Prasoon Suchandra, Jason Rom, Shivam Prajapati, Suhas Jain, Cyrus Aidun ยท 2026

We hypothesize that combining extreme turbulence with a minute reduction in surface tension $\sigma$ (surface tension of the liquid) using surfactant provides a simple and scalable route for controlliโ€ฆ

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The Tracking Tapered Gridded Estimator for the 21-cm power spectrum from the Murchison Widefield Array (MWA) drift scan observations -- III. Improved upper limits at $z = 8.2$ from multiple pointings

Shouvik Sarkar, Khandakar Md Asif Elahi, Samir Choudhuri, Somnath Bharadwaj, Suman Chatterjee, Baijayanta Bhattacharyya, Shiv Sethi, Akash Kumar Patwa ยท 2026

We analyze zenith-pointing $(\delta=-26.7^{\circ})$ Murchison Widefield Array (MWA) $\nu_c=154.2 \,{\rm MHz}$ drift scan observations covering $349.0^{\circ} \le \alpha \le 70.0^{\circ}$ with 163 poinโ€ฆ

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Multi-photon schemes for mid-infrared detection

Alistair H. Duff, J. E. Sipe ยท 2026

We calculate the theoretical non-degenerate two photon absorption and three color injected current response tensors for bulk GaAs and Ge$_{1-x}$Sn$_x$ for a range of alloy compositions. In particular,โ€ฆ

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Ab initio short-range nuclear matrix elements for neutrinoless double-beta decay

A. Todd, T. Shickele, A. Belley, L. Jokiniemi, J. D. Holt ยท 2026

We present converged ab initio calculations of short-range neutrinoless double-beta ($0\nu\beta\beta$) decay nuclear matrix elements for the key experimental isotopes $^{76}$Ge, $^{82}$Se, $^{130}$Te โ€ฆ

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The Exact Replica Threshold for Nonlinear Moments of Quantum States

Shuai Zeng ยท 2026

Joint measurements on multiple copies of a quantum state provide access to nonlinear observables such as $\operatorname{tr}(\rho^t)$, but whether replica number marks a sharp information-theoretic resโ€ฆ

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D-branes and fractional instantons on a twisted four torus: the moduli space as an N=2 supersymmetric Higgs branch

Erich Poppitz ยท 2026

We study self-dual instantons of topological charge $Q=r/N$, for any natural $r$, in $SU(N)$ Yang-Mills theory on a four torus with 't Hooft twists, by embedding them into worldvolume theories of $D$-โ€ฆ

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