U.S. flag

An official website of the United States government

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

Search Publications

NIST Authors in Bold

Displaying 876 - 900 of 3643

Resilience-Runtime Tradeoff Relations for Quantum Algorithms

February 3, 2025
Author(s)
Luis Pedro Garcia-Pintos, Tom O'Leary, Tanmoy Biswas, Jacob Bringewatt, Lukasz Cincio, Lucas Brady, Yi-Kai Liu
… of errors. This paradigm is particularly prevalent in quantum computing, where gates are hard to implement and noise rapidly decreases a quantum computer's potential to outperform classical … we find that minimizing the number of operations in a quantum algorithm can be counterproductive, leading to a …

Chemical potential for light

November 19, 2015
Author(s)
Jacob M. Taylor, Mohammad Hafezi, Prabin Adhikari
… of nonlinear oscillators. Our approach paves the way for quantum simulation, quantum sources and even electron-like circuits with light. … parametric amplifier, quantum phase transition, quantum optics …

Quantum-Based Voltage Metrology with Superconducting Josephson Devices at NIST

July 9, 2016
Author(s)
Samuel P. Benz
… Over the past three decades, the quantum behavior of Josephson junctions has been exploited to … of superconductive Josephson junctions can now provide quantum-accurate, intrinsically stable, programmable voltages … applications. In particular, I emphasize how the use of quantum-based systems, even when they produce apparently …

Error mitigation thresholds in noisy random quantum circuits

July 25, 2025
Author(s)
Pradeep Niroula, Sarang Gopalakrishnan, Michael Gullans
… Extracting useful information from noisy near-term quantum simulations requires error mitigation strategies. A … of disorder. We discuss implications for tests of quantum computational advantage, fault-tolerant probes of measurement-induced phase transitions, and quantum algorithms in near-term devices. …

Decoherence of Quantum Superpositions Through Coupling to Engineering Reservoirs

January 1, 2000
Author(s)
C J. Myatt, B E. King, Q A. Turchette, C A. Sackett, D Kielpinski, Wayne M. Itano, W M. Monroe, David J. Wineland
… The theory of quantum mechanics applies to closed systems. In such ideal … their environment, with the consequence that macroscopic quantum superpositions (as illustrated by the 'Schrödinger's … offer the possibility of observing the decoherence of such quantum superpositions. Here we present measurements of the …

Noiseless Loss Suppression for Entanglement Distribution

December 2, 2024
Author(s)
Cory Nunn, Daniel Jones, Todd Pittman, Brian Kirby
… suppress loss terms in the direct transmission of quantum states. Here we extend this work to entangled states: … through a pure loss channel can restore the initial quantum state. However, we find that for both W and NOON … quantum communication, quantum entanglement, conditional …

Single-photon Sources and Detectors Dictionary

August 4, 2025
Author(s)
Joshua Bienfang, Thomas Gerrits, Paulina Kuo, Alan Migdall, Sergey Polyakov, Oliver Slattery
… With the recent emergence and significant growth of a "quantum-component industry," the need for common definitions … pressing. For example, a recent workshop sponsored by the Quantum Economic Development Consortium [QC23] identified the … [LL09, ETS18] focuses specifically on the application of quantum key distribution, and there is a vocabulary resource …

Control and readout of a superconducting qubit using a photonic link

March 24, 2021
Author(s)
Florent Lecocq, Franklyn Quinlan, Katarina Cicak, Joe Aumentado, Scott Diddams, John Teufel
… Delivering on the revolutionary promise of a universal quantum computer will require processors with millions of quantum bits (qubits). In superconducting quantum processors, each qubit is individually addressed with … quantum computing, photonics, microwave, superconductivity, …

Dynamical structure factor from weak measurements

June 25, 2025
Author(s)
Emine Altuntas, Rosaria Gabriella Lena, Stuart Flannigan, Ian Spielman, Andrew Daley
… Much of our knowledge of quantum systems is encapsulated in the expectation value of … Quantum Science and Technology …

Tripartite interactions between two phase qubits and a resonant cavity

August 1, 2010
Author(s)
Fabio Altomare, Jae Park, Katarina Cicak, Mika Sillanpaa, Michael S. Allman, Adam J. Sirois, Joshua Strong, Jed D. Whittaker, Raymond Simmonds
… and manipulate the entanglement of a large number of quantum systems lies at the heart of emerging quantum information technologies. Thus far, multipartite … entanglement has been achieved using various forms of quantum bits (qubits), such as trapped ions(1, 2), …

Cryptographic Standards in a Post-Quantum Era

November 2, 2022
Author(s)
Dustin Moody, Angela Robinson
… If large-scale quantum computers are ever built, they will compromise the … Cryptographic Standards in a Post-Quantum Era …

Optical and near-infrared Photon detection with Superconducting Transition-Edge Sensors

July 17, 2006
Author(s)
Sae Woo Nam, Adriana E. Lita, Danna Rosenberg, Aaron J. Miller
… optical photon detectors in a variety of applications in quantum information science and technology. These … low dark count rates, high photon count rates, high quantum efficiency, and moderate energy resolution or photon … of superconducting transition-edge sensors designed for quantum optics and information applications. …

Entangled States of Atomic Ions for Quantum Metrology and Computation

January 1, 1996
Author(s)
David J. Wineland, C Monroe, D M. Meekhof, B E. King, Dietrich G. Leibfried, Wayne M. Itano, James C. Bergquist, D J. Berkeland, John J. Bollinger, J D. Miller
… motion including "Schrödinger-cat" states. A fundamental quantum logic gate is realized using the quantized motion and … some of the applications for, and problems in realizing, quantum logic based on multiple trapped ions. … Entangled States of Atomic Ions for Quantum Metrology and Computation …

Uncertainty Associated With Virtual Measurements From Computational Quantum Chemistry Models Using the Guide to the Expression of Uncertainty in Measurement

September 1, 2004
Author(s)
Karl K. Irikura, Russell D. Johnson III, Raghu N. Kacker
… of the properties of molecules from computational quantum chemistry models. The proposed approach is based on … chemistry comparison and b, density functional theory, quantum chemistry, uncertainty in measurement, virtual … Associated With Virtual Measurements From Computational Quantum Chemistry Models Using the Guide to the Expression of …

A Comparison of Quantum-Mechanical Capacitance-Voltage Simulators

January 1, 2001
Author(s)
Curt A. Richter, Allen R. Hefner Jr., Eric M. Vogel
… of an extensive ensemble of the most advanced available quantum-mechanical capacitance-voltage simulation and … similar trends accounting for polysilicon depletion and quantum-mechanical confinement, quantitatively, there is … A Comparison of Quantum-Mechanical Capacitance-Voltage Simulators …

Multi-element logic gates for trapped-ion qubits

December 17, 2015
Author(s)
Ting Rei Tan, John P. Gaebler, Yiheng Lin, Yong Wan, Ryan S. Bowler, Dietrich G. Leibfried, David J. Wineland
… Precision control over hybrid physical systems at the quantum level is of general importance in physics. For … elements that can serve as an important building block of quantum information processing (QIP), quantum networking, precision spectroscopy, metrology, and …

State and Measurement Tomography of an Exchange-Only Spin Qubit

September 1, 2013
Author(s)
Jacob M. Taylor, Medford Jim, Johannes Beil, Stephen Bartlett, Andrew Doherty, Emmanuel Rashba, David P. DiVincenzo, H Lu, A. C. Gossard
… noise and fluctuating Overhauser fields. The linear triple quantum dot structure allows for the initialization of … Quantum dots, quantum computing …

Coherent coupling and non-destructive measurement of trapped-ion mechanical oscillators

July 29, 2024
Author(s)
Panyu Hou, Jenny Wu, Stephen Erickson, Daniel Cole, Giorgio Zarantonello, Adam Brandt, Andrew C. Wilson, Daniel Slichter, Dietrich Leibfried
… Precise quantum control and measurement of several harmonic … a cavity or of mechanical motion, are key for their use as quantum platforms. The motional modes of trapped ions can be … decoherence rates enable demonstrations of high-fidelity quantum state transfer and beam-splitter operations, …

Single self-assembled InAs/GaAs quantum dots in photonic nanostructures: the role of nanofabrication

June 13, 2018
Author(s)
Jin Liu, Kumarasiri Konthasinghe, Marcelo I. Davanco, John Lawall, Vikas Anant, Varun Verma, Richard Mirin, Jin Dong Song, Ben Ma, Ze Sheng Chen, Hai Qiao Ni, Zhi Chuan Niu, Kartik Srinivasan
… Single self-assembled InAs/GaAs quantum dots are a promising solid-state quantum technology, with vacuum Rabi splitting, … nanofabrication is used to create structures in which the quantum dot preferentially interacts with strongly-confined … Single self-assembled InAs/GaAs quantum dots in photonic nanostructures: the role of …

Revising quantum optical phenomena in adatoms coupled to graphene nanoantennas

June 8, 2022
Author(s)
Garnett W. Bryant, Miriam Kosik, Marvin Muller, Karolina Slowik, Andres Ayuela, Carsten Rockstuhl, Marta Pelc
… and enhancement. To exploit the field enhancement, quantum emitters such as atoms or molecules should be … system. However, tunneling is usually not considered in quantum plasmonic approaches that focus on the optical coupling mechanism between quantum emitters and nanoantennas. This work presents a …

Quantum interference between two single photons of different microwave frequencies

April 20, 2012
Author(s)
Francois E. Nguyen, Eva A. Zakka-Bajjani, Jose A. Aumentado, Raymond W. Simmonds
… Quantum interference is an important tool for fields such as lithography, metrology and quantum processing. Two identical optical photons (photons … port. This is a consequence of a complete destructive quantum interference between the two indistinguishable paths …
Displaying 876 - 900 of 3643
Was this page helpful?