| Volume 13, Issue 4 (partial) October - December 2023 | |
Advertisement | The APS Committee on the Status of Women in Physics (CSWP) is now accepting proposals from undergraduate and graduate students who are interested in creating new WiP groups or enhancing existing ones. The deadline for proposals is January 26, 2024. Learn more. | | | | | | Not an APS member? Join today to start connecting with a community of more than 50,000 physicists. | | | | Markus P. Müller and Andrew J. P. Garner Phys. Rev. X 13, 041001 (2023) – Published 2 October 2023  | An analysis of what kind of effective statistical behavior is plausible if physics is assumed to be fundamentally quantum sets the stage for more robust tests of the validity of quantum theory. | | | | | | Featured in Physics Jialiang Yu, Sebastian Häfner, Thomas Legero, Sofia Herbers, Daniele Nicolodi, Chun Yu Ma, Fritz Riehle, Uwe Sterr, Dhruv Kedar, John M. Robinson, Eric Oelker, and Jun Ye Phys. Rev. X 13, 041002 (2023) – Published 3 October 2023  | A crystalline reflective coating being considered for future gravitational-wave detectors exhibits peculiar noise features at cryogenic temperatures. | | | | | | P. Sai, V. V. Korotyeyev, M. Dub, M. Słowikowski, M. Filipiak, D. B. But, Yu. Ivonyak, M. Sakowicz, Yu. M. Lyaschuk, S. M. Kukhtaruk, G. Cywiński, and W. Knap Phys. Rev. X 13, 041003 (2023) – Published 4 October 2023  | The discovery of two distinct, electrically tunable phases in a semiconductor-based plasmonic crystal opens new paths to cost-effective, compact, controllable devices for terahertz optoelectronics. | | | | | | Steven Durr, Youssef Mroueh, Yuhai Tu, and Shenshen Wang Phys. Rev. X 13, 041004 (2023) – Published 5 October 2023  | A simplified model of a family of machine-learning architectures offers a way to explore a major form of training failure—mode collapse—that is not well understood. | | | | | | Kevin D. Crowley, Russell A. McLellan, Aveek Dutta, Nana Shumiya, Alexander P. M. Place, Xuan Hoang Le, Youqi Gang, Trisha Madhavan, Matthew P. Bland, Ray Chang, Nishaad Khedkar, Yiming Cady Feng, Esha A. Umbarkar, Xin Gui, Lila V. H. Rodgers, Yichen Jia, Mayer M. Feldman, Stephen A. Lyon, Mingzhao Liu, Robert J. Cava, Andrew A. Houck, and Nathalie P. de Leon Phys. Rev. X 13, 041005 (2023) – Published 6 October 2023  | Tantalum-based superconducting qubits have shown great promise in extending qubit lifetimes. New systematic measurements identify the key sources of loss and noise in this material system. | | | | | | Schuyler B. Nicholson and Todd R. Gingrich Phys. Rev. X 13, 041006 (2023) – Published 9 October 2023  | A new methodology for calculating the rate at which a reaction-diffusion system switches between metastable macrostates provides a tool for understanding how macroscopic patterns arise from microscopic reactions. | | | | | | Naoto Nakatsuji, Takuto Kawakami, and Mikito Koshino Phys. Rev. X 13, 041007 (2023) – Published 10 October 2023  | A theoretical analysis of supermoiré structures in twisted trilayer graphene reveals novel physics, setting the stage for further exploration of such structures beyond the typical two-layer framework. | | | | | | Alessandro Foligno, Tianci Zhou, and Bruno Bertini Phys. Rev. X 13, 041008 (2023) – Published 11 October 2023  | To simulate the action of an effective bath in a chaotic system of many quantum particles, one needs resources that grow exponentially in time. | | | | | | Jan Berges, Nina Girotto, Tim Wehling, Nicola Marzari, and Samuel Poncé Phys. Rev. X 13, 041009 (2023) – Published 17 October 2023  | A quantitative comparison of controversial approaches to calculating the self-energy of phonons is made possible by downfolding the problem to effective low-energy systems. | | | | | | Nicholas W. Hackney, Christopher Amey, and Gregory M. Grason Phys. Rev. X 13, 041010 (2023) – Published 18 October 2023  | Self-limiting states of frustrated assembly—in which thermodynamics limits the size of an assembling structure at large scales—can exist at finite temperature, a new minimal model suggests. | | | | | | Featured in Physics Szabolcs Zakany and Michel C. Milinkovitch Phys. Rev. X 13, 041011 (2023) – Published 20 October 2023  | Researchers have predicted—and confirmed—a secondary pattern on the ocellated lizard's scales that is too subtle for our eyes to see. | | | | | | Featured in Physics J. Nakamura, S. Liang, G. C. Gardner, and M. J. Manfra Phys. Rev. X 13, 041012 (2023) – Published 23 October 2023  | Fabry-Perot interferometry can observe anyon behavior at complex fractional states—a key requirement for analyzing non-abelian states that are sought after for intrinsically fault-tolerant qubits. | | | | | | Kaavya Sahay, Junlan Jin, Jahan Claes, Jeff D. Thompson, and Shruti Puri Phys. Rev. X 13, 041013 (2023) – Published 24 October 2023  | A new model of qubit noise that is motivated by neutral atom qubits leads to much higher rates of error correction in tailored error-correcting codes. | | | | | | Ashwij Mayya, Estelle Berthier, and Laurent Ponson Phys. Rev. X 13, 041014 (2023) – Published 25 October 2023  | Compression experiments of 2D cellular materials shed light on a long-standing debate on the nature of compressive failure and show how precursors to failure can be harnessed for assessing the mechanical health of a material. | | | | | | Brennan Undseth, Oriol Pietx-Casas, Eline Raymenants, Mohammad Mehmandoost, Mateusz T. Mądzik, Stephan G. J. Philips, Sander L. de Snoo, David J. Michalak, Sergey V. Amitonov, Larysa Tryputen, Brian Paquelet Wuetz, Viviana Fezzi, Davide Degli Esposti, Amir Sammak, Giordano Scappucci, and Lieven M. K. Vandersypen Phys. Rev. X 13, 041015 (2023) – Published 25 October 2023  | Control signals can shift the frequency of spin-based qubits. New experiments show that this effect corresponds to a temperature increase and can be counterintuitively suppressed by operating at a higher temperature than normal. | | | | | | Andrew Stasiuk and Paola Cappellaro Phys. Rev. X 13, 041016 (2023) – Published 26 October 2023  | Observation of a time crystal—a periodically driven state that breaks time-translation symmetry—at room temperature bolsters the case for using the state as a near-term robust quantum memory. | | | | | | Manuel Reinhardt, Gašper Tkačik, and Pieter Rein ten Wolde Phys. Rev. X 13, 041017 (2023) – Published 26 October 2023  | The information transmission rate of a system can usually be calculated only approximately. A new Monte Carlo simulation scheme makes it possible, for the first time, to do so exactly for a large class of systems. | | | | | | Anjana M. Samarakoon, J. Strempfer, Junjie Zhang, Feng Ye, Yiming Qiu, J.-W. Kim, H. Zheng, S. Rosenkranz, M. R. Norman, J. F. Mitchell, and D. Phelan Phys. Rev. X 13, 041018 (2023) – Published 27 October 2023  | In a layered transition-metal oxide, 3D magnetic order emerges as two 2D magnetic sheets intertwine and irreversibly imprint a new metastable sublattice magnetization. | | | | | | M. O. Ajeesh, M. Bordelon, C. Girod, S. Mishra, F. Ronning, E. D. Bauer, B. Maiorov, J. D. Thompson, P. F. S. Rosa, and S. M. Thomas Phys. Rev. X 13, 041019 (2023) – Published 27 October 2023  | Experiments on very clean crystals of the actinide superconductor UTe2 find no evidence of spontaneous time-reversal symmetry breaking that has been suggested in previous studies. | | | | | | Fangjun Hu, Gerasimos Angelatos, Saeed A. Khan, Marti Vives, Esin Türeci, Leon Bello, Graham E. Rowlands, Guilhem J. Ribeill, and Hakan E. Türeci Phys. Rev. X 13, 041020 (2023) – Published 30 October 2023  | A framework to quantify the computational capacity of arbitrary physical systems in the presence of sampling noise provides a tool for best harnessing them for machine learning. | | | | | | Featured in Physics D. Ganapathy et al. (LIGO O4 Detector Collaboration) Phys. Rev. X 13, 041021 (2023) – Published 30 October 2023  | The LIGO experiment has demonstrated a noise-squeezing technique for its entire frequency-detection range—a feat that could boost the detection rate of black hole mergers by up to 65%. | | | | | | Aleksander Kubica, Arbel Haim, Yotam Vaknin, Harry Levine, Fernando Brandão, and Alex Retzker Phys. Rev. X 13, 041022 (2023) – Published 1 November 2023  | A simple scheme to convert amplitude-damping noise in superconducting circuits to easier-to-correct heralded erasure noise overcomes conventional limits on quantum information fidelity. | | | | | | Dominik Hahn, Maxime Dupont, Markus Schmitt, David J. Luitz, and Marin Bukov Phys. Rev. X 13, 041023 (2023) – Published 2 November 2023  | The Jarzynski equality is a fundamental law connecting equilibrium processes with nonequilibrium fluctuations. Experiments, for the first time, test it in the quantum many-body regime. | | | | | | Featured in Physics Seunghwi Kim, Yu-Gui Peng, Simon Yves, and Andrea Alù Phys. Rev. X 13, 041024 (2023) – Published 3 November 2023  | Illuminating a high-resolution lens with waves whose intensity diminishes over time can improve the image quality. | | | | | | Itay Erez, Eliana Ruth Wallach, and Yuval Shagam Phys. Rev. X 13, 041025 (2023) – Published 6 November 2023  | A proposed technique to test for slight differences in symmetry between the mirror-image arrangements of chiral molecules opens the door to probe for tiny parity violations. | | | | | | Wen-Xuan Qiu, Bohao Li, Xun-Jiang Luo, and Fengcheng Wu Phys. Rev. X 13, 041026 (2023) – Published 7 November 2023  | A theoretical analysis of twisted bilayer MoTe2, a model system for exploring the interplay between electron interactions and band topology, predicts cascading quantum phase transitions tuned by the twist angle between the layers. | | | | | | O. M. Sotnikov, E. A. Stepanov, M. I. Katsnelson, F. Mila, and V. V. Mazurenko Phys. Rev. X 13, 041027 (2023) – Published 8 November 2023  | In certain magnetic systems, one superposition of quantum eigenstates leads to a particular classical order, demonstrating that quantum-classical connections can be made via not only observables but also quantum states. | | | | | | Kai Klocke and Michael Buchhold Phys. Rev. X 13, 041028 (2023) – Published 9 November 2023  | A connection between a subclass of quantum circuits and existing frameworks of statistical mechanics allows one to extract genuine quantum-mechanical properties from the boundary of a classical model. | | | | | | Kirill E. Polovnikov, Hugo B. Brandão, Sergey Belan, Bogdan Slavov, Maxim Imakaev, and Leonid A. Mirny Phys. Rev. X 13, 041029 (2023) – Published 13 November 2023  | A new model of a polymer folded into loops shows how such loops leave a distinct signature in experimental data and change chromosome topology, aiding understanding of how chromosomes fold themselves into the small volume of a cell nucleus. | | | | | | Jordan Hines, Marie Lu, Ravi K. Naik, Akel Hashim, Jean-Loup Ville, Brad Mitchell, John Mark Kriekebaum, David I. Santiago, Stefan Seritan, Erik Nielsen, Robin Blume-Kohout, Kevin Young, Irfan Siddiqi, Birgitta Whaley, and Timothy Proctor Phys. Rev. X 13, 041030 (2023) – Published 14 November 2023  | A new approach to benchmarking large-scale quantum devices overcomes existing hurdles, scales to thousands of qubit, and can test a variety of universal gate sets. | | | | | | Alessandro Martinelli, Federico Caporaletti, Francesco Dallari, Michael Sprung, Fabian Westermeier, Giacomo Baldi, and Giulio Monaco Phys. Rev. X 13, 041031 (2023) – Published 15 November 2023  | The use of x rays to generate stress sources in a glass reveals how glasses, at the atomic scale, respond elastically to the accumulation of stress before becoming fully plastic. | | | | | | Megan C. Engel, Jamie A. Smith, and Michael P. Brenner Phys. Rev. X 13, 041032 (2023) – Published 16 November 2023  | A new approach to computing optimal nonequilibrium controls applicable to complex systems far from equilibrium, providing a tool for expanded studies into optimized nanotechnology and the evolution of biomolecular systems. | | | | | | Claudia Merger, Alexandre René, Kirsten Fischer, Peter Bouss, Sandra Nestler, David Dahmen, Carsten Honerkamp, and Moritz Helias Phys. Rev. X 13, 041033 (2023) – Published 20 November 2023  | Models of systems in physics usually start with elementary processes. New work with a neural network shows how models can also be built by observing the system as a whole and deducing the underlying interactions. | | | | | | Featured in Physics M. A. Norcia et al. Phys. Rev. X 13, 041034 (2023) – Published 22 November 2023  | Three research groups have exploited the nuclear spins of ytterbium-171 to manipulate qubits before they are read out—an approach that could lead to efficient error-correction schemes for trapped-atom computing platforms. | | | | | | Featured in Physics Joanna W. Lis, Aruku Senoo, William F. McGrew, Felix Rönchen, Alec Jenkins, and Adam M. Kaufman Phys. Rev. X 13, 041035 (2023) – Published 22 November 2023  | Three research groups have exploited the nuclear spins of ytterbium-171 to manipulate qubits before they are read out—an approach that could lead to efficient error-correction schemes for trapped-atom computing platforms. | | | | | | Featured in Physics Michael Thobias Schmid, Jean-Baptiste Morée, Ryui Kaneko, Youhei Yamaji, and Masatoshi Imada Phys. Rev. X 13, 041036 (2023) – Published 28 November 2023  | A first-principles model accounts for the wide range of critical temperatures (Tc's) for four materials and suggests a parameter that determines Tc in any high-temperature superconductor. | | | | | | Xinghan Guo, Alexander M. Stramma, Zixi Li, William G. Roth, Benchen Huang, Yu Jin, Ryan A. Parker, Jesús Arjona Martínez, Noah Shofer, Cathryn P. Michaels, Carola P. Purser, Martin H. Appel, Evgeny M. Alexeev, Tianle Liu, Andrea C. Ferrari, David D. Awschalom, Nazar Delegan, Benjamin Pingault, Giulia Galli, F. Joseph Heremans, Mete Atatüre, and Alexander A. High Phys. Rev. X 13, 041037 (2023) – Published 29 November 2023  | Strain engineering of diamond provides a way to realize high-performance tin-vacancy spin qubits that avoid many of the trade-offs inherent to optical quantum control techniques. | | | | | | Tanguy Marchand, Misaki Ozawa, Giulio Biroli, and Stéphane Mallat Phys. Rev. X 13, 041038 (2023) – Published 30 November 2023  | A new multiscale approach allows for estimating high-dimensional probability distributions and fast sampling of many-body systems in various domains, from statistical physics to cosmology. | | | | | | | |
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