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class="nist-page__region nist-page__region--content tablet-lg:grid-col-8 desktop-lg:grid-col-9" > <div id="block-nist-www-content" class="nist-block" > <div class="views-element-container"><div class="js-view-dom-id-d1bf8e6933fa6ff1b1161c79872bd72dfa650ff14d550c1fb16833e0729f093b"> <header> NIST Authors in <strong>Bold</strong> <p></p>Displaying 1 - 25 of 885 </header> <div> <article class="nist-teaser" > <div class="nist-teaser__content-wrapper"> <header> <h3 class="nist-teaser__title"><a href="/publications/spectroscopic-measurements-and-models-energy-deposition-substrate-quantum-circuits">Spectroscopic Measurements and Models of Energy Deposition in the Substrate of Quantum Circuits by Natural Ionizing Radiation</a></h3> <div class="nist-teaser__date"> November 12, 2024 </div> <div class="nist-teaser__type"> <div class="nist-field nist-field--label-inline"> <div class="nist-field__label">Author(s)</div> <div class="nist-field__item"><span class="nist-author">Joseph Fowler</span>, <span class="nist-author">Paul Szypryt</span>, Raymond Bunker, Ellen Edwards, <span class="nist-author">Ian Fogarty Florang</span>, JIANSONG GAO, <span class="nist-author">Shannon Hoogerheide</span>, Ben Loer, <span class="nist-author">Hans Mumm</span>, <span class="nist-author">Nathan Nakamura</span>, John Orrell, Elizabeth M. Scott, Jason Stevens, <span class="nist-author">Daniel Swetz</span>, Brent VanDevender, <span class="nist-author">Michael Vissers</span>, <span class="nist-author">Joel Ullom</span></div> </div> </div> </header> <div class="nist-teaser__content"> Naturally occurring background radiation is a potential source of correlated decoherence events in superconducting qubits that will challenge error-correction schemes. In order to characterize the radiation environment in an unshielded laboratory </div> </div> </article> </div> <div> <article class="nist-teaser" > <div class="nist-teaser__content-wrapper"> <header> <h3 class="nist-teaser__title"><a href="/publications/optical-studies-silicon-color-centers-and-cc-leds-consideration-telecom-quantum-light">Optical Studies of Silicon Color Centers and CC-LEDs for Consideration as Telecom Quantum Light Sources</a></h3> <div class="nist-teaser__date"> October 29, 2024 </div> <div class="nist-teaser__type"> <div class="nist-field nist-field--label-inline"> <div class="nist-field__label">Author(s)</div> <div class="nist-field__item"><span class="nist-author">Nikki Ebadollahi</span>, <span class="nist-author">Pradeep Namboodiri</span>, <span class="nist-author">Vijin Kizhake Veetil</span>, <span class="nist-author">Marcelo Davanco</span>, <span class="nist-author">Kartik Srinivasan</span>, <span class="nist-author">Aaron Katzenmeyer</span>, <span class="nist-author">Matthew Pelton</span>, <span class="nist-author">Joshua Pomeroy</span></div> </div> </div> </header> <div class="nist-teaser__content"> We synthesized and studied color centers on silicon-on-insulator wafers with photoluminescence mapping and spectroscopy, and fabricated silicon W- and G- color center LEDs towards electrically-pumped single photon sources. </div> </div> </article> </div> <div> <article class="nist-teaser" > <div class="nist-teaser__content-wrapper"> <header> <h3 class="nist-teaser__title"><a href="/publications/clock-synchronization-characterization-washington-dc-metropolitan-quantum-network-dc">Clock synchronization characterization of the Washington DC metropolitan quantum network (DC-QNet)</a></h3> <div class="nist-teaser__date"> October 16, 2024 </div> <div class="nist-teaser__type"> <div class="nist-field nist-field--label-inline"> <div class="nist-field__label">Author(s)</div> <div class="nist-field__item">Wayne McKenzie, Anne Marie Richards, Shirali Patel, <span class="nist-author">Thomas Gerrits</span>, T. G., Steven Peil, Adam Black, David Tulchinsky, Alexander Hastings, <span class="nist-author">YaShian Li-Baboud</span>, <span class="nist-author">Anouar Rahmouni</span>, <span class="nist-author">Paulina Kuo</span>, <span class="nist-author">Alan Mink</span>, <span class="nist-author">Ivan Burenkov</span>, <span class="nist-author">Yicheng Shi</span>, Matthew Diaz, <span class="nist-author">Nijil Lal Cheriya Koyyottummal</span>, <span class="nist-author">Mheni Merzouki</span>, <span class="nist-author">Pranish Shrestha</span>, Alejandro Rodriguez Perez, Eleanya Onuma, Daniel Jones, Atiyya Davis, Thomas A. Searles, J.D. Whalen, Kate Collins, Qudsia Quraishi, La Vida Cooper, Harry Shaw, Bruce Crabill, <span class="nist-author">Oliver Slattery</span>, <span class="nist-author">Abdella Battou</span></div> </div> </div> </header> <div class="nist-teaser__content"> Quantum networking protocols relying on interference and precise time-of-flight measurements require high-precision clock synchronization. This study describes the design, implementation, and characterization of two optical time transfer methods in a </div> </div> </article> </div> <div> <article class="nist-teaser" > <div class="nist-teaser__content-wrapper"> <header> <h3 class="nist-teaser__title"><a href="/publications/comparison-three-methods-oscillating-flow-measurements-cryocoolers">Comparison of Three Methods for Oscillating Flow Measurements in Cryocoolers</a></h3> <div class="nist-teaser__date"> October 16, 2024 </div> <div class="nist-teaser__type"> <div class="nist-field nist-field--label-inline"> <div class="nist-field__label">Author(s)</div> <div class="nist-field__item"><span class="nist-author">Ryan Snodgrass</span>, <span class="nist-author">Vincent Kotsubo</span>, <span class="nist-author">Joel Ullom</span></div> </div> </div> </header> <div class="nist-teaser__content"> Measurement of oscillating mass flows is typically required for the study of cryocoolers and cryocooler compressors. Although many measurement techniques are used in the cryocooler literature, detailed comparisons are lacking, so it can be challenging for </div> </div> </article> </div> <div> <article class="nist-teaser" > <div class="nist-teaser__content-wrapper"> <header> <h3 class="nist-teaser__title"><a href="/publications/fast-ground-state-ground-state-separation-small-ion-crystals">Fast Ground State to Ground State Separation of Small Ion Crystals</a></h3> <div class="nist-teaser__date"> October 10, 2024 </div> <div class="nist-teaser__type"> <div class="nist-field nist-field--label-inline"> <div class="nist-field__label">Author(s)</div> <div class="nist-field__item">Tyler Gugliemo, <span class="nist-author">Dietrich Leibfried</span>, Stephen Libby, <span class="nist-author">Daniel Slichter</span></div> </div> </div> </header> <div class="nist-teaser__content"> Rapid separation of linear crystals of trapped ions into different subsets is critical for realizing trapped ion quantum computing architectures where ions are rearranged in trap arrays to achieve all-to-all connectivity between qubits. We introduce a </div> </div> </article> </div> <div> <article class="nist-teaser" > <div class="nist-teaser__content-wrapper"> <header> <h3 class="nist-teaser__title"><a href="/publications/hidden-state-proofs-quantumness">Hidden-State Proofs of Quantumness</a></h3> <div class="nist-teaser__date"> October 8, 2024 </div> <div class="nist-teaser__type"> <div class="nist-field nist-field--label-inline"> <div class="nist-field__label">Author(s)</div> <div class="nist-field__item"><span class="nist-author">Carl A. Miller</span></div> </div> </div> </header> <div class="nist-teaser__content"> An experimental cryptographic proof of quantumness — that is, a proof, based only on well-studied cryptographic assumptions, that a physical device is performing quantum computations — will be a vital milestone in the progress of quantum information </div> </div> </article> </div> <div> <article class="nist-teaser" > <div class="nist-teaser__content-wrapper"> <header> <h3 class="nist-teaser__title"><a href="/publications/strong-interactions-between-integrated-microresonators-and-alkali-atomic-vapors-towards">Strong interactions between integrated microresonators and alkali atomic vapors: towards single-atom, single-photon operation</a></h3> <div class="nist-teaser__date"> September 24, 2024 </div> <div class="nist-teaser__type"> <div class="nist-field nist-field--label-inline"> <div class="nist-field__label">Author(s)</div> <div class="nist-field__item"><span class="nist-author">Roy Zekzer</span>, <span class="nist-author">Xiyuan Lu</span>, <span class="nist-author">Khoi Hoang</span>, Rahul Shrestha, Sharoon Austin, Feng Zhou, <span class="nist-author">Ashish Chanana</span>, <span class="nist-author">Glenn Holland</span>, <span class="nist-author">Daron Westly</span>, Paul Lett, <span class="nist-author">Alexey Gorshkov</span>, <span class="nist-author">Kartik Srinivasan</span></div> </div> </div> </header> <div class="nist-teaser__content"> Cavity quantum electrodynamics (cQED), the interaction of a two-level system with a high quality factor (Q) cavity, is a foundational building block in different architectures for quantum computation, communication, and metrology. The strong interaction </div> </div> </article> </div> <div> <article class="nist-teaser" > <div class="nist-teaser__content-wrapper"> <header> <h3 class="nist-teaser__title"><a href="/publications/phase-transition-magic-random-quantum-circuits">Phase transition in magic with random quantum circuits</a></h3> <div class="nist-teaser__date"> September 23, 2024 </div> <div class="nist-teaser__type"> <div class="nist-field nist-field--label-inline"> <div class="nist-field__label">Author(s)</div> <div class="nist-field__item"><span class="nist-author">Michael Gullans</span></div> </div> </div> </header> <div class="nist-teaser__content"> Maic is a resource that enables quantum computation and quantifies the efficacy of a quantum state for universal fault-tolerant quantum computing. Understanding the mechanisms by which magic is created or destroyed is, therefore, a crucial step towards </div> </div> </article> </div> <div> <article class="nist-teaser" > <div class="nist-teaser__content-wrapper"> <header> <h3 class="nist-teaser__title"><a href="/publications/flexible-superconducting-wiring-integration-low-temperature-detector-and-readout">Flexible superconducting wiring for integration with low temperature detector and readout fabrication</a></h3> <div class="nist-teaser__date"> September 14, 2024 </div> <div class="nist-teaser__type"> <div class="nist-field nist-field--label-inline"> <div class="nist-field__label">Author(s)</div> <div class="nist-field__item"><span class="nist-author">Galen O'Neil</span>, <span class="nist-author">Daniel Swetz</span>, <span class="nist-author">Joel Ullom</span>, <span class="nist-author">Daniel Schmidt</span>, <span class="nist-author">Joel Weber</span>, <span class="nist-author">John Mates</span>, <span class="nist-author">William Doriese</span>, <span class="nist-author">Mark Keller</span>, <span class="nist-author">Michael Vissers</span>, <span class="nist-author">Kelsey Morgan</span>, <span class="nist-author">Robinjeet Singh</span></div> </div> </div> </header> <div class="nist-teaser__content"> We present a method of creating high density superconducting flexible wiring on flexible thin silicon substrates. The flexible wiring, called SOI flex, is created by depositing superconducting wiring on a silicon on insulator (SOI) wafer, selectively </div> </div> </article> </div> <div> <article class="nist-teaser" > <div class="nist-teaser__content-wrapper"> <header> <h3 class="nist-teaser__title"><a href="/publications/zero-temperature-entanglement-membranes-quantum-circuits">Zero-temperature entanglement membranes in quantum circuits</a></h3> <div class="nist-teaser__date"> August 13, 2024 </div> <div class="nist-teaser__type"> <div class="nist-field nist-field--label-inline"> <div class="nist-field__label">Author(s)</div> <div class="nist-field__item">Grace Sommers, Sarang Gopalakrishnan, <span class="nist-author">Michael Gullans</span>, David Huse</div> </div> </div> </header> <div class="nist-teaser__content"> In chaotic quantum systems, the entanglement of a region A can be described in terms of the surface tension of a spacetime membrane pinned to the boundary of A. Here, we interpret the tension of this "entanglement membrane" in terms of the rate at which </div> </div> </article> </div> <div> <article class="nist-teaser" > <div class="nist-teaser__content-wrapper"> <header> <h3 class="nist-teaser__title"><a href="/publications/quantum-lego-expansion-pack-enumerators-tensor-networks">Quantum Lego Expansion Pack: Enumerators from Tensor Networks</a></h3> <div class="nist-teaser__date"> July 22, 2024 </div> <div class="nist-teaser__type"> <div class="nist-field nist-field--label-inline"> <div class="nist-field__label">Author(s)</div> <div class="nist-field__item">ChunJun Cao, <span class="nist-author">Michael Gullans</span>, Brad Lackey, Zitao Wang</div> </div> </div> </header> <div class="nist-teaser__content"> We provide the first tensor network method for computing quantum weight enumerator polynomials in the most general form. As a corollary, if a quantum code has a known tensor network construction of its encoding map, our method produces an algorithm that </div> </div> </article> </div> <div> <article class="nist-teaser" > <div class="nist-teaser__content-wrapper"> <header> <h3 class="nist-teaser__title"><a href="/publications/assessing-benefits-and-risks-quantum-computers">Assessing the Benefits and Risks of Quantum Computers</a></h3> <div class="nist-teaser__date"> July 17, 2024 </div> <div class="nist-teaser__type"> <div class="nist-field nist-field--label-inline"> <div class="nist-field__label">Author(s)</div> <div class="nist-field__item">Travis Scholten, Carl Williams, <span class="nist-author">Dustin Moody</span>, Michele Mosca, William Hurley, William J. Zeng, Matthias Troyer, Jay Gambetta</div> </div> </div> </header> <div class="nist-teaser__content"> Quantum computing is an emerging technology with potentially far-reaching implications for national prosperity and security. Understanding the timeframes over which economic benefits and national security risks may manifest themselves is vital for ensuring </div> </div> </article> </div> <div> <article class="nist-teaser" > <div class="nist-teaser__content-wrapper"> <header> <h3 class="nist-teaser__title"><a href="/publications/individual-addressing-and-state-readout-trapped-ions-utilizing-rf-micromotion">Individual addressing and state readout of trapped ions utilizing rf micromotion</a></h3> <div class="nist-teaser__date"> July 16, 2024 </div> <div class="nist-teaser__type"> <div class="nist-field nist-field--label-inline"> <div class="nist-field__label">Author(s)</div> <div class="nist-field__item"><span class="nist-author">Nathan Lysne</span>, <span class="nist-author">Justin Niedermeyer</span>, <span class="nist-author">Andrew C. Wilson</span>, <span class="nist-author">Daniel Slichter</span>, <span class="nist-author">Dietrich Leibfried</span></div> </div> </div> </header> <div class="nist-teaser__content"> </div> </div> </article> </div> <div> <article class="nist-teaser" > <div class="nist-teaser__content-wrapper"> <header> <h3 class="nist-teaser__title"><a href="/publications/bell-sampling-quantum-circuits">Bell Sampling from Quantum Circuits</a></h3> <div class="nist-teaser__date"> July 8, 2024 </div> <div class="nist-teaser__type"> <div class="nist-field nist-field--label-inline"> <div class="nist-field__label">Author(s)</div> <div class="nist-field__item">Dominik Hangleiter, <span class="nist-author">Michael Gullans</span></div> </div> </div> </header> <div class="nist-teaser__content"> A central challenge in the verification of quantum computers is benchmarking their performance as a whole and demonstrating their computational capabilities. In this work, we find a model of quantum computation, Bell sampling, that can be used for both of </div> </div> </article> </div> <div> <article class="nist-teaser" > <div class="nist-teaser__content-wrapper"> <header> <h3 class="nist-teaser__title"><a href="/publications/100-km-entanglement-distribution-coexisting-quantum-and-classical-signals-single-fiber">100-km entanglement distribution with coexisting quantum and classical signals in a single fiber</a></h3> <div class="nist-teaser__date"> July 5, 2024 </div> <div class="nist-teaser__type"> <div class="nist-field nist-field--label-inline"> <div class="nist-field__label">Author(s)</div> <div class="nist-field__item"><span class="nist-author">Anouar Rahmouni</span>, <span class="nist-author">Paulina Kuo</span>, <span class="nist-author">Ya-Shian Li-Baboud</span>, <span class="nist-author">Ivan Burenkov</span>, <span class="nist-author">Yicheng Shi</span>, <span class="nist-author">Jabir Marakkarakath Vadakkepurayil</span>, <span class="nist-author">Nijil Lal Cheriya Koyyottummal</span>, <span class="nist-author">Dileep Reddy</span>, <span class="nist-author">Mheni Merzouki</span>, <span class="nist-author">Lijun Ma</span>, <span class="nist-author">Abdella Battou</span>, <span class="nist-author">Sergey Polyakov</span>, <span class="nist-author">Oliver T. Slattery</span>, <span class="nist-author">Thomas Gerrits</span></div> </div> </div> </header> <div class="nist-teaser__content"> The development of prototype metropolitan-scale quantum networks is underway and entails transmitting quantum information via single photons through deployed optical fibers spanning several tens of kilometers. Among the major challenges in metropolitan </div> </div> </article> </div> <div> <article class="nist-teaser" > <div class="nist-teaser__content-wrapper"> <header> <h3 class="nist-teaser__title"><a href="/publications/perfect-cheating-impossible-single-qubit-position-verification">Perfect cheating is impossible for single-qubit position verification</a></h3> <div class="nist-teaser__date"> June 28, 2024 </div> <div class="nist-teaser__type"> <div class="nist-field nist-field--label-inline"> <div class="nist-field__label">Author(s)</div> <div class="nist-field__item"><span class="nist-author">Carl A. Miller</span>, Yusuf Alnawakhtha</div> </div> </div> </header> <div class="nist-teaser__content"> In quantum position verification, a prover certifies her location by performing a quantum computation and returning the results (at the speed of light) to a set of trusted verifiers. One of the very first protocols for quantum position verification was </div> </div> </article> </div> <div> <article class="nist-teaser" > <div class="nist-teaser__content-wrapper"> <header> <h3 class="nist-teaser__title"><a href="/publications/exact-and-approximate-fluxonium-array-modes">Exact and approximate fluxonium array modes</a></h3> <div class="nist-teaser__date"> June 26, 2024 </div> <div class="nist-teaser__type"> <div class="nist-field nist-field--label-inline"> <div class="nist-field__label">Author(s)</div> <div class="nist-field__item"><span class="nist-author">Stephen Sorokanich</span>, Neill Warrington, Max Hays</div> </div> </div> </header> <div class="nist-teaser__content"> We present an exact solution for the array modes of fluxonium. This solution holds for arrays of any length and ground capacitance. Array mode energies are determined by convex combinations of Chebyshev polynomials and their spatial profiles are plane </div> </div> </article> </div> <div> <article class="nist-teaser" > <div class="nist-teaser__content-wrapper"> <header> <h3 class="nist-teaser__title"><a href="/publications/entangled-photon-pair-generation-integrated-sic-platform">Entangled photon pair generation in an integrated SiC platform</a></h3> <div class="nist-teaser__date"> May 9, 2024 </div> <div class="nist-teaser__type"> <div class="nist-field nist-field--label-inline"> <div class="nist-field__label">Author(s)</div> <div class="nist-field__item"><span class="nist-author">Anouar Rahmouni</span>, <span class="nist-author">Lijun Ma</span>, Ruixuan Wang, Jingwei Li, <span class="nist-author">Xiao Tang</span>, <span class="nist-author">Thomas Gerrits</span>, Qing Li, <span class="nist-author">Oliver T. Slattery</span></div> </div> </div> </header> <div class="nist-teaser__content"> Entanglement plays a vital role in quantum information processing. Owing to its unique material properties, silicon carbide recently emerged as a promising candidate for the scalable implementation of advanced quantum information processing capabilities </div> </div> </article> </div> <div> <article class="nist-teaser" > <div class="nist-teaser__content-wrapper"> <header> <h3 class="nist-teaser__title"><a href="/publications/single-electron-states-phosphorus-atom-arrays-silicon">Single-electron states of phosphorus-atom arrays in silicon</a></h3> <div class="nist-teaser__date"> May 8, 2024 </div> <div class="nist-teaser__type"> <div class="nist-field nist-field--label-inline"> <div class="nist-field__label">Author(s)</div> <div class="nist-field__item"><span class="nist-author">Maicol Ochoa</span>, <span class="nist-author">Keyi Liu</span>, Michal Zielinski, <span class="nist-author">Garnett W. Bryant</span></div> </div> </div> </header> <div class="nist-teaser__content"> We characterize the single-electron energies and the wavefunction structure of arrays with two, three, and four phosphorus atoms in silicon by implementing atomistic tight-binding calculations and analyzing wavefunction overlaps to identify the single </div> </div> </article> </div> <div> <article class="nist-teaser" > <div class="nist-teaser__content-wrapper"> <header> <h3 class="nist-teaser__title"><a href="/publications/towards-resolution-spin-alignment-problem">Towards a resolution of the spin alignment problem</a></h3> <div class="nist-teaser__date"> April 29, 2024 </div> <div class="nist-teaser__type"> <div class="nist-field nist-field--label-inline"> <div class="nist-field__label">Author(s)</div> <div class="nist-field__item">Mohammad Alhejji, <span class="nist-author">Emanuel Knill</span></div> </div> </div> </header> <div class="nist-teaser__content"> Consider the problem of minimizing the entropy of a mixture of states by choosing each state subject to constraints. If the spectrum of each state is fixed, we expect that in order to reduce the entropy of the mixture, we should make the states less </div> </div> </article> </div> <div> <article class="nist-teaser" > <div class="nist-teaser__content-wrapper"> <header> <h3 class="nist-teaser__title"><a href="/publications/dynamic-acoustic-optimization-pulse-tube-refrigerators-rapid-cooldown">Dynamic acoustic optimization of pulse tube refrigerators for rapid cooldown</a></h3> <div class="nist-teaser__date"> April 23, 2024 </div> <div class="nist-teaser__type"> <div class="nist-field nist-field--label-inline"> <div class="nist-field__label">Author(s)</div> <div class="nist-field__item"><span class="nist-author">Ryan Snodgrass</span>, <span class="nist-author">Vincent Kotsubo</span>, Scott Backhaus, <span class="nist-author">Joel Ullom</span></div> </div> </div> </header> <div class="nist-teaser__content"> Pulse tube refrigerators are a critical enabling technology for many disciplines that require low temperatures. These refrigerators dominate the total power consumption of most modern cryostats, including those that reach millikelvin temperatures using </div> </div> </article> </div> <div> <article class="nist-teaser" > <div class="nist-teaser__content-wrapper"> <header> <h3 class="nist-teaser__title"><a href="/publications/experimental-speedup-quantum-dynamics-through-squeezing">Experimental speedup of quantum dynamics through squeezing</a></h3> <div class="nist-teaser__date"> April 17, 2024 </div> <div class="nist-teaser__type"> <div class="nist-field nist-field--label-inline"> <div class="nist-field__label">Author(s)</div> <div class="nist-field__item">Shaun Burd, <span class="nist-author">Hannah Knaack</span>, Raghavendra Srinivas, Christian Arenz, <span class="nist-author">Alejandra Collopy</span>, <span class="nist-author">Laurent Stephenson</span>, <span class="nist-author">Andrew C. Wilson</span>, David Wineland, <span class="nist-author">Dietrich Leibfried</span>, <span class="nist-author">John J. Bollinger</span>, David Allcock, <span class="nist-author">Daniel Slichter</span></div> </div> </div> </header> <div class="nist-teaser__content"> We show experimentally that a broad class of interactions involving quantum harmonic oscillators can be made stronger (amplified) using a unitary squeezing protocol. While our demonstration uses the motional and spin states of a single trapped $^25}$Mg$^+} </div> </div> </article> </div> <div> <article class="nist-teaser" > <div class="nist-teaser__content-wrapper"> <header> <h3 class="nist-teaser__title"><a href="/publications/post-quantum-cryptography-and-quantum-future-cybersecurity">Post-Quantum Cryptography, and the Quantum Future of Cybersecurity</a></h3> <div class="nist-teaser__date"> April 9, 2024 </div> <div class="nist-teaser__type"> <div class="nist-field nist-field--label-inline"> <div class="nist-field__label">Author(s)</div> <div class="nist-field__item"><span class="nist-author">Yi-Kai Liu</span>, <span class="nist-author">Dustin Moody</span></div> </div> </div> </header> <div class="nist-teaser__content"> We review the current status of efforts to develop and deploy post-quantum cryptography on the Internet. Then we suggest specific ways in which quantum technologies might be used to enhance cybersecurity in the near future and beyond. We focus on two goals </div> </div> </article> </div> <div> <article class="nist-teaser" > <div class="nist-teaser__content-wrapper"> <header> <h3 class="nist-teaser__title"><a href="/publications/incorporation-random-alloy-gabixas1-x-barriers-inas-quantum-dot-molecules-alloy-strain">Incorporation of random alloy GaBixAs1-x barriers in InAs quantum dot molecules: Alloy strain, orbital effects, and enhanced tunneling</a></h3> <div class="nist-teaser__date"> April 8, 2024 </div> <div class="nist-teaser__type"> <div class="nist-field nist-field--label-inline"> <div class="nist-field__label">Author(s)</div> <div class="nist-field__item"><span class="nist-author">Arthur Lin</span>, Matthew Doty, <span class="nist-author">Garnett W. Bryant</span></div> </div> </div> </header> <div class="nist-teaser__content"> Self-assembled InAs quantum dots (QDs), which have long hole-spin coherence times and are amenable to optical control schemes, have long been explored as building blocks for qubit architectures. One such design consists of vertically stacking two QDs to </div> </div> </article> </div> <div> <article class="nist-teaser" > <div class="nist-teaser__content-wrapper"> <header> <h3 class="nist-teaser__title"><a href="/publications/nagaoka-ferromagnetism-3-3-arrays-and-beyond">Nagaoka Ferromagnetism in 3 * 3 Arrays and Beyond</a></h3> <div class="nist-teaser__date"> April 5, 2024 </div> <div class="nist-teaser__type"> <div class="nist-field nist-field--label-inline"> <div class="nist-field__label">Author(s)</div> <div class="nist-field__item"><span class="nist-author">Yan Li</span>, <span class="nist-author">Keyi Liu</span>, <span class="nist-author">Garnett W. Bryant</span></div> </div> </div> </header> <div class="nist-teaser__content"> Nagaoka ferromagnetism (NF) is a long-predicted example of itinerant ferromagnetism (IF) in the Hubbard model that has been studied theoretically for many years. 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