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NIST Authors in Bold

Displaying 176 - 200 of 3642

Quantum-Computer Architecture Using Nonlocal Interactions

May 1, 2003
Author(s)
G K. Brennen, D Song, Carl J. Williams
… Many protocols for quantum information processing use a control sequence or … qubits are restricted to nearest neighbor interactions and quantum wires between distant qubits do not exist. Because of … with scalability. In this paper we describe a generalized quantum architecture that provides efficient nonlocal …

Indistinguishable photons from deterministically integrated single quantum dots in heterogeneous GaAs/Si3N4 quantum photonic circuits

September 15, 2019
Author(s)
Peter Schnauber, Anshuman Singh, Johannes Schall, Suk I. Park, Jin Dong Song, Sven Rodt, Kartik Srinivasan, Stephan Reitzenstein, Marcelo I. Davanco
… lithography we deterministically integrate single InAs quantum dots into heterogeneous GaAs/Si3N4 waveguide … microphotoluminescence spectroscopy, we show on-chip quantum dot emission of single, postselected … quantum dots, quantum photonics, single-photon sources, …

A fault-tolerant neutral-atom architecture for universal quantum computation

November 10, 2025
Author(s)
Dolev Bluvstein, Alexandra Geim, Sophie Li, Simon Evered, J. Pablo Bonilla Ataides, Gefen Baranes, Andi Gu, Tom Manovitz, Muqing Xu, Marcin Kalinowski, Shayan Majidy, Christian Kokail, Nishad Maskara, Elias C Trapp, Luke Stewart, Simon Hollerith, Hengyun Zhou, Michael Gullans, Susanne Yelin, Markus Greiner, Vladan Vuletic, Madelyn Cain, Mikhail Lukin
… Quantum error correction (QEC) is believed to be essential for the realization of large-scale quantum computers. However, due to the complexity of … the physical principles for building fault-tolerant quantum devices and combining them into efficient … Quantum computing, quantum error correction, quantum …

Quantum information processing and metrology with trapped ions

January 25, 2011
Author(s)
David J. Wineland, Dietrich G. Leibfried
… The use of trapped atomic ions in the field of quantum information processing is briefly reviewed. We … in applied and basic science, such as in metrology and quantum simulation, are briefly discussed. … coherent quantum control, quantum information processing, quantum …

Electrically-protected resonant exchange qubits in triple quantum dots

July 31, 2013
Author(s)
Jacob M. Taylor, Vanita Srinivasa, Medford Jim
… We present a modulated microwave approach for quantum computing with qubits comprising three spins in a triple quantum dot. This approach includes single- and two-qubit … frequency electric fields. Furthermore, existing double quantum dot advances, including robust preparation and …

100-km entanglement distribution with coexisting quantum and classical signals in a single fiber

July 5, 2024
Author(s)
Anouar Rahmouni, Paulina Kuo, Ya-Shian Li-Baboud, Ivan Burenkov, Yicheng Shi, Jabir Marakkarakath Vadakkepurayil, Nijil Lal Cheriya Koyyottummal, Dileep Reddy, Mheni Merzouki, Lijun Ma, Abdella Battou, Sergey Polyakov, Oliver T. Slattery, Thomas Gerrits
… The development of prototype metropolitan-scale quantum networks is underway and entails transmitting quantum information via single photons through deployed … Among the major challenges in metropolitan-scale quantum networks are compensation of polarization mode …

Photon Number Resolution Enables Quantum Receiver for Realistic Coherent Optical Communications

November 17, 2014
Author(s)
Francisco E. Becerra Chavez, Jingyun Fan, Alan L. Migdall
… Quantum-enhanced measurements can provide information about … However, this advantage can be achieved only if quantum measurement technologies are robust against losses … and realistic imperfections. Here we demonstrate a robust quantum receiver for the coherent communication channel that …

Broadband Lamb shift in an engineered quantum system

March 11, 2019
Author(s)
Matti Silveri, S Masuda, Vasilii Sevriuk, K-Y Tan, Mate Jenei, Eric Hyyppa, Fabian Hassler, Matti Partanen, Jan Goetz, Russell Lake, Leif Gronberg, Mikko Mottonen
… The shift of the energy levels of a quantum system owing to broadband electromagnetic vacuum … Lamb shift-has been central for the development of quantum electrodynamics and for the understanding of atomic … of small energy shifts is still important for engineered quantum systems, in light of the extreme precision required …

The quantum Zeno paradox, 42 years on

January 25, 2019
Author(s)
Wayne M. Itano
… The term 'quantum Zeno paradox' or 'quantum Zeno effect' refers to the slowing down of the evolution of a quantum system as it is observed more and more frequently. In … ion storage, quantum mechanics, Zeno effect … The quantum Zeno paradox, 42 years on …

Measurement-induced quantum phases realized in a trapped-ion quantum computer

June 2, 2022
Author(s)
Michael Gullans, Alexey Gorshkov, David Huse, Christopher Monroe, Crystal Noel, Pradeep Niroula, Daiwei Zhu, Andrew Risinger, Laird Egan, Debopriyo Biswas, Marko Cetina
… Many-body open quantum systems balance internal dynamics against decoherence … an environment. Here, we explore this balance via random quantum circuits implemented on a trapped-ion quantum computer, where the system evolution is represented … Quantum information science, phase transitions, error …

Getting Ready for Post-Quantum Cryptography: Exploring Challenges Associated with Adopting and Using Post-Quantum Cryptographic Algorithms

April 28, 2021
Author(s)
Murugiah Souppaya, Tim Polk, William Barker
… communicate and store. The paper describes the impact of quantum computing technology on classical cryptography, … also introduces adoption challenges associated with post-quantum cryptography after the standardization process is completed. Planning requirements for migration to post-quantum cryptography are discussed. The paper concludes with …

Microwaves in Quantum Computing

January 29, 2021
Author(s)
Joseph C. Bardin, Daniel Slichter, David J. Reilly
… The growing field of quantum computing relies on a broad range of microwave … Here we review the use of microwave signals and systems in quantum computing, with specific reference to three leading quantum computing platforms: trapped atomic ion qubits, spin … Quantum computing, trapped ions, superconducting qubits, …

Quantum Information With Neutral Atoms as Quibits

July 1, 2003
Author(s)
James V. Porto, S L. Rolston, B L. Tolra, Carl J. Williams, William D. Phillips
… One of the essential features of a quantum computer is a quantum register of well-characterized qubits. Neural atoms … a system, which provides a starting point for further quantum computation studies. … atoms, lattice, optical, quantum … Quantum Information With Neutral Atoms as Quibits …

Quasiparticle-Continuum Level Repulsion in a Quantum Magnet

March 1, 2016
Author(s)
K. W. Plumb, Kyusung Hwang, Yiming Qiu, Leland Harriger, G. E. Granroth, Alexander I. Kolesnikov, G. J. Shu, F. C. Chou, Ch. Ruegg, Yong Baek Kim, Young-June Kim
… When the energy eigenvalues of two coupled quantum states approach each other in a certain parameter … two quasiparticles are present; for example, in an open quantum system where a quasiparticle can spontaneously decay … study of magnetic quasiparticles in a frustrated quantum magnet BiCu 2 PO 6 , we observe a renormalization of …

A Route to Quantum Magnetism

April 13, 2011
Author(s)
Ian B. Spielman
… momentum. These systems can now be used to simulate quantum magnetism. … bosons, magnetism, quantum simulation … A Route to Quantum Magnetism …

Quantum dot lasers - history and future prospects

January 29, 2021
Author(s)
Richard Mirin, John E. Bowers, Justin Norman
… initial efforts to use molecular beam epitaxy to grow InAs quantum dots on GaAs via the Stranski-Krastanow transition. … We then discuss the initial efforts to use these quantum dots to demonstrate quantum dot lasers. We discuss the developments in quantum … quantum dot lasers, optical isolation …

High-Fidelity Adaptive Qubit Detection through Repetitive Quantum Nondemolition Measurements

September 17, 2007
Author(s)
David Hume, Till P. Rosenband, David J. Wineland
… Reliable state detection plays a central role in quantum-limited metrology and quantum information processing. For example, in quantum computation low error probabilities during detection … nondemolition measurement, quantum information quantum, trapped ions … High-Fidelity Adaptive Qubit Detection through Repetitive Quantum Nondemolition Measurements …

BenchQC: A Benchmarking Toolkit for Quantum Computation

August 4, 2025
Author(s)
Nia Rodney-Pollard, Kamal Choudhary
… The Variational Quantum Eigensolver (VQE) is a widely studied hybrid classical-quantum algorithm for approximating ground-state energies in … of small aluminum clusters (Al-, Al2, and Al3-) within a quantum-density functional theory (DFT) embedding framework, …

Remarks on the Undecidability of the Quantum Halting Problem

February 5, 2010
Author(s)
David Song
… Alan Turing in 1936. With the recent surge of interest in quantum computation, one is led to ask if the problem can also be considered for a quantum computer. It is reported that the halting problem may … in both the Schrodinger and Heisenberg pictures of quantum dynamics. The assumption of the existence of the …

High coherence plane breaking packaging for superconducting qubits

February 7, 2018
Author(s)
David P. Pappas, Xian Wu, Nicholas T. Bronn, Salvatore B. Olivadese, Vivekananda P. Adiga, Jerry M. Chow
… Wedemonstrate a pogo pin package for a superconducting quantum processor specifically designed with a nontrivial … Two experiments on two nominally identical superconducting quantum processors in pogo packages, which use commercially … Quantum Science and Technology …

Multiverse: Quantum Optical Network Management

March 19, 2023
Author(s)
Abdella Battou
… the software-defined management system of DC-QNet, a quantum network testbed deployed across multiple distant … the optical network, the classical IP network, and the quantum equipment involved in a quantum networking experiment. The NMS also implements a … quantum networks, optical networks, network management …

Molecular engineering with artificial atoms: designing a material platform for scalable quantum spintronics and photonics

September 7, 2017
Author(s)
Matthew Doty, Xiangyu Ma, Joshua Zide, Garnett W. Bryant
… Self-assembled InAs Quantum Dots (QDs) are often called artificial atoms" and have long been of interest as components of quantum photonic and spintronic devices. Although there has … between two separated QDs, the path toward scalable quantum photonic devices based on spins remains challenging. …

New Mission and Opportunity for Mathematics Researchers: Cryptography in Quantum Era

February 1, 2020
Author(s)
Lidong Chen, Dustin Moody
… This article introduces the NIST Post-Quantum Cryptography standardization process. We highlight … discuss the mathematical problems in the proposed post-quantum cryptographic algorithms and the opportunities for … post-quantum cryptography, public-key cryptography, mathematical …

Joint Quantum State and Measurement Tomography with Incomplete Measurements

October 12, 2018
Author(s)
Adam C. Keith, Charles H. Baldwin, Scott C. Glancy, Emanuel H. Knill
… Estimation of quantum states and measurements is crucial for the implementation of quantum information protocols. The standard method for each is quantum tomography (QT). However, QT suffers from systematic … quantum information, quantum tomography, ion trapping, …
Displaying 176 - 200 of 3642
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