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๐Ÿ” david doty ๐Ÿ“‚ Physics
Showing 19319 results for "david doty" in Physics
Physics Preprint PDF DOI

Optimal current-based sensing of phonon temperature using a finite reservoir

Sindre Brattegard, Stephanie Matern, Mark T. Mitchison, Saulo V. Moreira ยท 2026

In realistic nanoscale transport set-ups, electron-phonon coupling leads to the exchange of heat between phonon baths and electronic reservoirs with finite heat capacities. Such exchange affects the fโ€ฆ

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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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Spin-orbit interaction in core-shell semiconductor-metal nanowires

Tudor-Gabriel Dumitru, Anna Sitek, Gunnar Thorgilsson, Sigurdur I. Erlingsson, Andrei Manolescu ยท 2026

We study theoretically the spin-orbit interaction of electrons confined in a tubular semiconductor nanowire, between an inner semiconductor core and an outer metallic extra shell. A band off-offset poโ€ฆ

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Size-Limited Room Temperature Single-Photon Emission from Sidewall-Treated Fractional Dimension InGaN Quantum Dots: Determined by Density-of-States-Corrected Ultrafast Carrier Dynamics and Improved Signal-to-Noise Ratio

Pratim K. Saha ยท 2026

Room-temperature single-photon emission (SPE) resulting from a biexciton-exciton cascaded decay is demonstrated for the first time from chemically and photoelectrochemically etched site-controlled In0โ€ฆ

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Molecular Outflows in the Nucleus of the Nearby Compton-thick AGN NGC 3079

Ming-Yi Lin, Anne Medling, Richard Davies, Melanie Krips, Loreto Barcos-Munoz, Reinhard Genzel, Eduardo Gonzalez-Alfonso, Javier Gracia-Carpio, Dieter Lutz, Roberto Neri, Gilles Orban de Xivry, David Rosario, Allan Schnorr-Muller, Taro Shimizu, Amiel Sternberg, Eckhard Sturm, Linda Tacconi ยท 2026

We present Northern Extended Millimeter Array (NOEMA) observations of the CO (2-1) molecular gas kinematics in the nearby Compton-thick Seyfert 2 galaxy NGC 3079, with an angular resolution of 0.5" ($โ€ฆ

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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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Status of the KM3NeT real-time analysis framework

Martina Marconi (on behalf of the KM3NeT Collaboration) ยท 2026

Multi-messenger astronomy requires real-time systems capable of rapidly responding to external alerts and sharing significant detections with partner observatories. KM3NeT, a deep-sea Cherenkov neutriโ€ฆ

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The GlimmIr: Spectroscopic Variability in a z~7 LRD Indicates Rapid Changes in Both the Narrow and Broad Line Regions

Erini Lambrides, Taylor A. Hutchison, Rebecca L. Larson, Pablo Arrabal Haro, Casey Papovich, Weida Hu, Nikko J. Cleri, Steven L. Finkelstein, Jonathan R. Trump, Pablo G. Perez-Gonzalez, Bingjie Wang, Dale D. Kocevski, John Chisholm, Amy Secunda, Sarah E. I. Bosman, Hollis Akins, Mitchell Karmen, Mark Dickinson, Volker Bromm, Bren E. Backhaus, Marco Chiaberge, Olivia R. Cooper, Yukta Ajay, Guillermo Barro, Danielle A. Berg, Jenna Cann, M. C. Cooper, Norman A. Grogin, Michaela Hirschmann, Marc Huertas-Company, Jeyhan S. Kartaltepe, Anton M. Koekemoer, Ray A. Lucas, Arianna S. Long, Roberto Gilli, Colin Norman, Andrew F. Ptak, Chris T. Richardson, Jane R. Rigby, Brittany N. Vanderhoof, L. Y. Aaron Yung, Jorge A. Zavala ยท 2026

The enigmatic population of ``Little Red Dots'' (LRDs) sit at the center of some of the largest debates in extragalactic astronomy today. The source(s) of ionizing emission and the physical scale overโ€ฆ

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From short-lived to long-lived clouds: impact of star formation models on giant molecular cloud evolution in simulations of an NGC 300-like galaxy

Daniel Han, Taysun Kimm, Cheonsu Kang, Jaehyun Lee, Harley Katz, Joki Rosdahl ยท 2026

Multi-wavelength observations of molecular and ionized gas indicate that GMCs are short-lived, generally dispersing within one or two dynamical timescales. To investigate the physical origin of these โ€ฆ

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3D integration of a hybrid quantum dot circuit-QED device for fast gate dispersive charge readout and coherent spin-photon coupling

Sebastien Granel, Frederic Gustavo, Jean-Luc Thomassin, Heimanu Niebojewski, Benoit Bertrand, Frederic Berger, Alain Gueugnot, Chafik Mhamdi, Etienne Dumur, Romain Maurand, Simon Zihlmann ยท 2026

Hybrid circuit quantum electrodynamics (cQED) aims at coupling various quantum degrees of freedom, among which are spin and charge degrees of freedom in gate defined quantum dots, phonons or magnons..โ€ฆ

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Near-identical photons from distant quantum dot-cavity devices

Thibaut Pollet, Victor Guilloux, Duc-Duy Tran, Anton Pishchagin, Stephen Wein, Joseph A. Sulpizio, William Hease, Petr Stepanov, Petr Steindl, Nico Margaria, Samuel Mister, Martina Morassi, Aristide Lemaitre, Thi Huong Au, Sebastien Boissier, Pascale Senellart ยท 2026

Scalable optical quantum technologies require interference between large numbers of indistinguishable single-photons emitted by independent sources. Semiconductor quantum dots are known to be excellenโ€ฆ

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The GMRT High-Resolution Southern Sky Survey for pulsars and transients -- VIII: Orbital Variability and the Evolution of a 1-Day He-WD Millisecond Pulsar J2101-4208

Ankita Ghosh, Bhaswati Bhattacharyya, David L. Kaplan, David A. Smith, Andrew Lyne, Jayanta Roy, Laila Vleeschower, Gabriella Agazie, Lankeswar Dey, Sangita Kumari, Ujjwal Panda ยท 2026

We present timing and orbital phase-resolved polarimetry of the millisecond pulsar (MSP) J2101$-$4802, having a spin period of 9.48~ms and dispersion measure (DM) $25.05\ \mathrm{pc\ cm^{-3}}$ discoveโ€ฆ

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Connecting the dusty dots: dust depletion and extinction of local interstellar clouds

T. Ramburuth-Hurt, A. De Cia, J.-K. Krogager, C. Ledoux, A. J. Fox ยท 2026

Investigating the chemical complexity of the interstellar medium (ISM) is key for understanding its physical nature and evolution. In this work, we study parsec-scale interstellar dust clouds in the nโ€ฆ

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Gate-dependent offset charge shifts and anharmonicity in gatemon qubits in the weak tunneling regime

Utkan Gungordu, Rusko Ruskov, Silas Hoffman, Kyle Serniak, Andrew J. Kerman, Charles Tahan ยท 2026

Gatemon qubits are based on a superconductor-quantum dot-superconductor (S-QD-S) junction which enables in situ electrostatic tuning via a gate electrode. For a single-channel QD this structure gives โ€ฆ

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Singlet-triplet oscillations in multivalley Si double quantum dots

{L}ukasz Cywinski, Mats Volmer, Tom Struck, Giordano Scappucci, Lars R. Schreiber ยท 2026

Charge separation from the $(4,0)$ to the $(3,1)$ state in a Si/SiGe double quantum dot is commonly used for initialization of spin qubits and Pauli-spin-blockade readout. It was used in recent experiโ€ฆ

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Thermodynamic Parametrisation of the Vertebrate Lifetime Cycle Invariant: Biological Proper Time, Allometric Mass-Cancellation, and Clade-Specific Predictions

Mesfin Taye ยท 2026

Warm-blooded vertebrates accumulate approximately $\Nstar \approx 10^9$ cardiac cycles over a natural lifetime, a striking empirical regularity first quantified by Lindstedt and Calder yet lacking a pโ€ฆ

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pyTANSPEC v1.0 and HxRGproc: Updated packages to Clean and Reduce TANSPEC data

Varghese Reji, Joe P. Ninan, Supriyo Ghosh, Devendra K. Ojha, Saurabh Sharma ยท 2026

TIFR-ARIES Near-Infrared Spectrometer (TANSPEC) is a spectrograph-cum-imager operating over the wavelength range $0.55 - 2.5~\mu$m. The instrument is mounted on the 3.6-m Devasthal Optical Telescope (โ€ฆ

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SVOM Science User Support at FSC

A. Claret, D. Turpin, C. Moreau, J.-C. Thome, T. Sadibekova, F. Daigne, B. Cordier, F. Agneray, M. Brunet, N. Dagoneau, A. Formica, O. Godet, D. Gotz, H. Louvin, J. Palmerio, F. Piron, J. Rodriguez, T. Roland, K. Tazhenova ยท 2026

The SVOM mission, a Sino-French collaboration dedicated to Gamma-Ray Bursts (GRBs) and transient sources, began scientific operations in 2025. This paper describes the ground computing infrastructure โ€ฆ

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Dissipative Vortex Binaries in Compact Fluid Domains with Geometric Corrections

Aswathy K.R., Rickmoy Samanta ยท 2026

We study a dissipative extension of vortex-binary motion in a doubly periodic fluid domain. The underlying conservative system admits an exact integrable reduction to a single complex relative coordinโ€ฆ

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Stark-tunable O-band single-photon sources based on deterministically fabricated quantum dot--circular Bragg gratings on silicon

Sarthak Tripathi, Kartik Gaur, Priyabrata Mudi, Peter Ludewig, Alexander Kosarev, Kerstin Volz, Imad Limame, Stephan Reitzenstein ยท 2026

Semiconductor quantum dots (QDs) offer outstanding quantum-optical properties, making them highly attractive for quantum information technologies. However, combining wide-range electrical tunability, โ€ฆ

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