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NIST Authors in Bold

Displaying 451 - 475 of 9847

Synchronized source of indistinguishable photons for quantum networks

May 2, 2024
Author(s)
Nijil Lal Cheriya Koyyottummal, Ivan Burenkov, Ya-Shian Li-Baboud, Jabir Marakkarakath Vadakkepurayil, Paulina Kuo, Thomas Gerrits, Oliver T. Slattery, Sergey Polyakov
… to an external clock, for the use in distributed quantum networks. We characterize the indistinguishability of … duration of ≈ 35 ps. Our source enables scalable quantum protocols over multi-node, long-distance optical … Quantum Network, Indistinguishable Photons, Synchronization, …

Quasistatic Antiferromagnetism in the Quantum Wells of SmTiO 3 /SrTiO 3 Heterostructures

February 20, 2018
Author(s)
Ryan F. Need, Patrick B. Marshall, Eric Kenney, Andreas Suter, Thomas Prokscha, Zaher Salman, Brian Kirby, Susanne Stemmer, Michael J. Graf, Stephen D. Wilson
… The magnetic properties of high-density SrTiO 3 quantum wells embedded within the antiferromagnetic Mott … origin of the pseudogap behavior in this behavior in this quantum critical oxide heterostructure with those observed in … Nature Partner Journals Quantum Materials …

Decoherence of a Superconducting Qubit due to Bias Noise

March 25, 2003
Author(s)
John M. Martinis, Sae Woo Nam, Joe Aumentado, Kristine Lang, C Urbina
… indicate this system is a good candidate for a solid-state quantum computer. … 1/f noise, coherence, quantum computer, qubit, superconductivity …

Quantum metrology algorithms for dark matter searches with clocks

June 7, 2024
Author(s)
Muhammad Zaheer, Naleli Matjelo, David Hume, Marianna Safronova, David Leibrandt
… Quantum metrology involves improving the sensitivity of a quantum sensor to a signal while circumventing sensitivity to noise using algorithms from quantum information science. Atomic clocks are among the most … quantum metrology, optical clock, nuclear clock, thorium …

Entanglement Dynamics in 1D Quantum Cellular Automata

October 12, 2021
Author(s)
G K. Brennen, J E. Williams
… Several proposed schemes for the physical realization of a quantum computer consist of qubits arranged in a cellular array. In the quantum circuit model of quantum computation, an often complex series of two-qubit … Entanglement Dynamics in 1D Quantum Cellular Automata …

Status Report on the Fourth Round of the NIST Post-Quantum Cryptography Standardization Process

March 11, 2025
Author(s)
Gorjan Alagic, Maxime Bros, Pierre Ciadoux, David Cooper, Quynh Dang, Thinh Dang, John Kelsey, Jacob Lichtinger, Yi-Kai Liu, Carl Miller, Dustin Moody, Rene Peralta, Ray Perlner, Angela Robinson, Hamilton Silberg, Daniel Smith-Tone, Noah Waller
… into the foreseeable future, including after the advent of quantum computers. After three rounds of evaluation and … In August 2024, NIST published the first three post-quantum cryptography standards based on these algorithms … key-encapsulation mechanism (KEM), key establishment, post-quantum cryptography (PQC), quantum resistant, quantum safe …

Bounds on quantum communication via Newtonian gravity

January 15, 2015
Author(s)
Jacob M. Taylor, Dvir Kafri, G J. Milburn
… induced in the system when the communication cannot convey quantum information. This provides a tight constraint from … grounds on any theory of gravity that does not allow quantum communication. … quantum communication, gravitation … Bounds on quantum communication via Newtonian gravity …

Quantum harmonic oscillator spectrum analyzers

June 25, 2021
Author(s)
Jonas Keller, Panyu Hou, Katherine C. McCormick, Daniel Cole, Stephen Erickson, Jenny Wu, Andrew C. Wilson, Dietrich Leibfried
… essential for the control of harmonic oscillators in the quantum regime. We measure the noise spectrum of a quantum harmonic oscillator from low frequency to near the … Quantum harmonic oscillator, Spectrum analyzer … Quantum harmonic oscillator spectrum analyzers …

Guidelines on Security and Privacy in Public Cloud Computing

December 9, 2011
Author(s)
Timothy Grance, Wayne Jansen
… Cloud computing can and does mean different things to different … scalability of highly available and reliable pooled computing resources, secure access to metered services from … have been realized to a certain extent, cloud computing remains a work in progress. This publication …

An Algorithm for Computing the Minimum Covering Sphere in any Dimension

January 1, 1989
Author(s)
Ted Hopp, C Reeve
… An algorithm is presented for computing the minimum covering sphere for a set of n points … with all the points near the sphere surface, the expected computing time is estimated to be 0(nd2.3). … SIAM Journal of Computing … An Algorithm for Computing the Minimum Covering Sphere in any Dimension …

Phase stabilization with single photon detection for quantum networks

October 29, 2024
Author(s)
Jabir Marakkarakath Vadakkepurayil, Daehyun Ahn, FNU Nur Fajar Rizqi Annafianto, Ivan Burenkov, Abdella Battou, Sergey Polyakov
… optical links is pivotal for the functionality of diverse quantum communication protocols. However, conventional phase … methods use classical optical signals that may corrupt quantum signals propagating in the same optical fiber link … a 50 % duty cycle time division multiplexing, we enable quantum payloads to coexist within the same communication …

Generation of GKP states with optical states

May 11, 2009
Author(s)
Scott C. Glancy, Hilma M. Vasconcelos, Liliana Sanz
… by either a discrete signal or by a continuous signal. Quantum information can also be carried by a discrete, … is in the quadrature variables of traveling light waves. Quantum computation can be performed on GKP states using … coherent states, linear optical quantum computer …

Coherence of Quantum Superpositions Through Coupling to Engineered Reservoirs

January 1, 2002
Author(s)
C J. Myatt, B E. King, Q A. Turchette, C A. Sackett, D Kielpinski, Wayne M. Itano, C 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 Schrodinger's … offer the possibility of observing the decoherence of such quantum superpositions. Here we present measurements of the …

Ultrafast optical properties of lithographically defined quantum dot amplifiers

February 10, 2014
Author(s)
Luis Miaja Avila, Varun B. Verma, James J. Coleman, Richard P. Mirin, Kevin L. Silverman
… the ultrafast optical response of lithographically defined quantum dot amplifiers at 40 K. Recovery of the gain mostly … longer timescale, representative of relaxation between quantum dot levels and carrier recombination. We also measure … lasers, quantum dots … Ultrafast optical properties of lithographically defined quantum dot amplifiers …

High-Speed Quantum Communication Testbed

December 1, 2002
Author(s)
Carl J. Williams, Xiao Tang, M Hiekkero, J Rouzard, R Lu, A Goedecke, Alan L. Migdall, Alan Mink, Anastase Nakassis, Leticia S. Pibida
… We describe the current status of the NIST Quantum Communication Testbed (QCT) facility. QCT is a facility for exploring quantum communication in an enviornment similar to that projected for early commercial implementations: quantum cryptographic key exchange on a gigabit/second …

Experimental speedup of quantum dynamics through squeezing

April 17, 2024
Author(s)
Shaun Burd, Hannah Knaack, Raghavendra Srinivas, Christian Arenz, Alejandra Collopy, Laurent Stephenson, Andrew C. Wilson, David Wineland, Dietrich Leibfried, John J. Bollinger, David Allcock, Daniel Slichter
… that a broad class of interactions involving quantum harmonic oscillators can be made stronger (amplified) … as well as Hamiltonians coupling the oscillator to another quantum degree of freedom such as a qubit, covering a large range of systems of interest in quantum information and metrology applications. Importantly, …

Quantifying Variability in Microscopy Image Analyses for COVID-19 Drug Discovery

June 25, 2021
Author(s)
Peter Bajcsy, Mylene Simon, Sunny Yu, Nick Schaub, Jayapriya Nagarajan, Sudharsan Prativadi, Mohamed Ouladi, Nathan Hotaling
Microscopy image-based measurement variability in high-throughput imaging experiments for biological drug discoveries, such as COVID-19 therapies was addressed in this study. Variability of measurements came from (1) computational approaches (methods), (2)

Quantum Dots Precisely Placed by Controlled Flow

August 24, 2010
Author(s)
James A. Liddle
… flow to achieve nanometer precision placement of single quantum dots. … Nanofabrication, control, quantum dots … Quantum Dots Precisely Placed by Controlled Flow …

Scalable, chip-based optically-controlled gates for quantum information processing

November 15, 2016
Author(s)
Sergey V. Polyakov, Ivan Burenkov, Olga Tikhonova
… simple and robust method to build on-the-fly configurable quantum gates based on photonic exchange between quantum nodes. The idea is based on a high reflectivity of … from one node to another. An example of a protocol for quantum logic gates that relies on this framework is offered. …

Circuit Quantum Electrodynamics with a Spin-Orbit Qubit

October 17, 2012
Author(s)
Jacob M. Taylor, Karl Petersson, L. McFaul, M. Schroer, M. Jung, Andrew Houck, Jason Petta
… We develop a circuit quantum electrodynamics architecture for spin qubits by coupling an InAs double quantum dot to a high quality factor superconducting cavity. A charge trapped in the double quantum dot interacts with the electric field of the cavity, … Quantum dot, circuit QED, superconductor, InAs nanowire …

Artificial Molecules

November 1, 2002
Author(s)
W Jaskolski, Garnett W. Bryant, J Planelles, M Zielinski
… artificial molecules by analogy to artificial atoms (quantum dots), are investigated. Empirical tight-binding and … together to form an artificial molecule. Formation of quantum dot lattices and interpretation of experimental data … International Journal of Quantum Chemistry …

Computers Viewing Artists at Work

January 1, 1988
Author(s)
Russell A. Kirsch, Sanford P. Ressler, J Kirsch
… suggests an Artificial Intelligence approach to the use of computers in the fine arts. We consider computers to have capabilities beyond the utilitarian ones of … art making. Rather, we will investigate the possibility of computers seeing, even understanding, significant form in …
Displaying 451 - 475 of 9847
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