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Search Publications

NIST Authors in Bold

Displaying 701 - 725 of 3643

Band 3 Modifications in Plasmodium Falciparum-Infected AA and CC Erythrocytes Assayed by Autocorrelation Analysis Using Quantum Dots

March 1, 2005
Author(s)
F Tokumasu, R M. Fairhurst, G R. Ostera, N J. Brittain, Jeeseong C. Hwang, T E. Wellems, J A. Dvorak
… one possible mechanism of innate protection using a quantum dots technique to compare the distribution of host … normal (AA) to CC erythrocytes. The high photostability of quantum dots facilitated the construction of … hemoglobin, malaria, membrane, Plasmodium falciparum, quantum dots …

Single-photon Sources

May 1, 2009
Author(s)
Matthew T. Rakher
… Quantum-dot-based single-photon sources are fast and … and remain at the forefront of candidates for use in quantum information schemes. … Single Photon, Quantum Dot, Quantum Cryptography …

Bond-Breaking in Quantum State Selected Clusters: Inelastic and Nonadiabatic Intracluser Collision Dynamics in Ar-H 2 O -> Ar + ( 2 S)+ OH( 2 P 1/2, 3/2;N)

May 1, 2000
Author(s)
O Votava, David F. Plusquellic, T L. Myers, David Nesbitt
… used to investigate the dvnamics of H-OH bond breaking in quantum state selected H 2 O and Ar-H 2 O van der Waal … on the following strategy: (i) Specific rovibrational quantum states of AR-H 2 O dimer and H 2 O monomer are … dynamics, laser-induced fluorescence, photodissociation, quantum state clusters …

Disordered Route to the Coulomb Quantum Spin Liquid: Random Transverse Fields on Spin Ice in Pr 2 Zr 2 O 7

March 8, 2017
Author(s)
J.-J. Wen, S.M. Koohpayeh, K. A. Ross, B. A. Trump, T. M. McQueen, K. Kimura, S. Nakatsuji, Yiming Qiu, D. M. Pajerowski, John R. Copley, Collin L. Broholm
… it appears disorder in Pr 2 Zr 2 O 7 actually induces a quantum spin liquid. … quantum spin liquid, spin ice, inelastic neutron scattering … Disordered Route to the Coulomb Quantum Spin Liquid: Random Transverse Fields on Spin Ice in …

RF waveform synthesizers with quantum-based voltage accuracy for communications metrology

February 11, 2019
Author(s)
Peter F. Hopkins, Justus A. Brevik, Manuel C. Castellanos Beltran, Nathan E. Flowers-Jacobs, Anna E. Fox, David I. Olaya, Christine A. Donnelly, Paul D. Dresselhaus, Samuel P. Benz
… programmable reference sources to synthesize quantum-accurate, spectrally-pure waveforms for … electronics, Josephson junction, single flux quantum, reference source … RF waveform synthesizers with quantum-based voltage accuracy for communications metrology …

Synaptic weighting in single flux quantum neuromorphic computing

January 22, 2020
Author(s)
Michael L. Schneider, Christine A. Donnelly, Ian W. Haygood, Alex Wynn, Stephen E. Russek, Manuel C. Castellanos Beltran, Paul D. Dresselhaus, Peter F. Hopkins, Matthew R. Pufall, William H. Rippard
… the advances recently demonstrated in digital single flux quantum (SFQ) circuits and using recently demonstrated … neuromorphic, spintronics, single flux quantum, Josephson junctions, circuits, SFQ-based … Synaptic weighting in single flux quantum neuromorphic computing …

Quantum Encounters of the Cold Kind

March 1, 2002
Author(s)
K Burnett, Paul S. Julienne, Paul D. Lett, Eite Tiesinga, Carl J. Williams
… physics. These encounters occur in a domain where the quantum mechanical aspects of the interacting particles are … of precision measurements and exquisite control over the quantum dynamics of the cold atomic gas. The properties of … to high accuracy. Thus, the many-body properties of cold quantum degenerate gases can be modeled without adjustable …

Incorporation of random alloy GaBixAs1-x barriers in InAs quantum dot molecules: Alloy strain, orbital effects, and enhanced tunneling

April 8, 2024
Author(s)
Arthur Lin, Matthew Doty, Garnett W. Bryant
… Self-assembled InAs quantum dots (QDs), which have long hole-spin coherence times … design consists of vertically stacking two QDs to create a quantum dot molecule (QDM). The two dots can be resonantly … quantum dots, hole spins, optical control, alloys, qubits … Incorporation of random alloy GaBixAs1-x barriers in InAs quantum dot molecules: Alloy strain, orbital effects, and …

Synthesis and Characterization of Colloidal Beta-HgS Quantum Dots

October 1, 2002
Author(s)
K A. Higginson, M Kuno, John E. Bonevich, S B. Qadri, M Yousuf, H Mattoussi
… High-quality colloidal mercury sulfide quantum dots (QDs) are synthesized at room temperature using … chalcogen, ligand, optical properties, quantum dot, synthesis, transmission electron microscopy, … Synthesis and Characterization of Colloidal Beta-HgS Quantum Dots …

Phase Transitions in Random Circuit Sampling

October 9, 2024
Author(s)
Sergio Boixo, Rene Peralta
… environment destroys long-range correlations on quantum processors and hinders the coherent evolution in the … challenge to leverage the computation power of near-term quantum processors [1]. It has been shown that benchmarking … Hilbert space coherently available [2–8]. Nevertheless, quantum algorithms' outputs can be trivialized by noise, …

Superexchange mediated magnetization dynamics in a 2D checkerboard optical lattice

May 1, 2015
Author(s)
Elizabeth A. Goldschmidt, Roger C. Brown, Silvio B. Koller, Michael S. Foss-Feig, James V. Porto, Robert Wyllie
… intriguing and poorly understood behaviors in many-body quantum systems. A well known example is the onset of … holes are introduced into an otherwise insulating 2D quantum magnet; understanding this theoretically is … because the dimensionality is low enough to support strong quantum correlations, but high enough to prohibit numerical …

A three-wave mixing kinetic inductance traveling-wave amplifier with near quantum-limited noise performance

January 5, 2021
Author(s)
Maxime Malnou, Michael Vissers, Jordan Wheeler, Joe Aumentado, Johannes Hubmayr, Joel Ullom, Jiansong Gao
… measured by a shot noise thermometer, approaches the quantum limit. Biased with a dc current, this KIT operates in … is estimated to be 0.19 ± 0.1 K, consistent with the quantum limit on amplifier added noise. This device is … amplifier, traveling-wave, kinetic inductance, quantum limit, microwaves, dispersion engineering …

Practical long-distance quantum key distribution system using decoy levels

April 30, 2009
Author(s)
Danna Rosenberg, Charles G. Peterson, Jim A. Harrington, Patrick R. Rice, N. Dallman, K. T. Tyagi, K. P. McCabe, Sae Woo Nam, Burm Baek, Robert Hadfield, Richard J. Hughes, Jane E. Nordholt
… Quantum key distribution (QKD) has the potential for … quantum key distribution, decoy states, BB84, superconducting … Practical long-distance quantum key distribution system using decoy levels …

Experimental Eavesdropping Attack Against Ekert's Protocol Based on Wigner's Inequality

October 16, 2008
Author(s)
F Bovino, A Colla, G Castagnoli, Stefania Castelletto, Ivo P. Degiovanni, M L. Rastello
… an eavesdropping attack against the Ekert protocol for quantum key distribution based on the Wigner inequality. We … modified Wigner inequality which should guarantee a secure quantum key distribution. … entanglement, quantum cryptography, quantum information, quantum …

Mechanism for controlling the exciton fine structure in quantum dots using electric fields: Manipulation of exciton orientation and exchange splitting at the atomic scale

October 7, 2013
Author(s)
Garnett W. Bryant, Natalia Malkova, James S. Sims
… of Coulomb and exchange effects to describe excitons in quantum dots in a vertical electric field. We show that … excitons, fine structure splitting, quantum dots, optics … Mechanism for controlling the exciton fine structure in quantum dots using electric fields: Manipulation of exciton …

Spectroscopy Using Quantum Logic

July 29, 2005
Author(s)
Piet Schmidt, Till P. Rosenband, C. Langer, Wayne M. Itano, James C. Bergquist, David J. Wineland
… atom trapping and cooling, quantum control, quantum entanglement, quantum information processing, quantum-state engineering, … Spectroscopy Using Quantum Logic …

Experimental and numerical investigation of fundamental noise on supercontinuum generated in microstructure fiber

June 1, 2003
Author(s)
Kristan L. Corwin, Nathan R. Newbury, Brian Washburn, Scott A. Diddams, J M. Dudley, S. Coen, R Windeler
… studies of this broadband noise reveal its fundamental and quantum origins: input pulse shot noise and spontaneous Raman … on Lasers and Electro-Optics (CLEO 2003) and the 11th Quantum Electronics and Laser Science Conference (QELS 2003) … fiber optics, nonlinear optics, Quantum noise, Supercontinuum generation …

Quantum Correlated Light Beams from NonDegenerate FourWave Mixing in an Atomic Vapor: the D1 and D2 Lines of ^85Rb and ^87Rb

September 3, 2009
Author(s)
Raphael C. Pooser, Alberto M. Marino, Vincent N. Boyer, Kevin M. Jones, Paul D. Lett
… We present experimental results showing that quantum correlated light can be produced using … of intensity-difference noise reduction below the standard quantum limit for each of the four systems. Although each … to varying degrees of noise reduction. The observation of quantum correlations on light produced using all four of …

Determining phosphors' effective quantum efficiency for remote phosphor type of LED modules

December 1, 2010
Author(s)
Arno Keppens, Yuqin Zong, Yoshi Ohno, Geert Deconinck, P. Hanselaer
… studied. Results have been used to determine the effective quantum efficiency of remote phosphors as a function of … effective quantum efficiency, light-emitting diode, phosphor … Determining phosphors' effective quantum efficiency for remote phosphor type of LED modules …

Observation of Quantum Oscillations between a Josephson Phase Qubit and a Microscopic Resonator using Fast Readout

October 25, 2004
Author(s)
Ken Cooper, Matthias Steffen, Robert McDermott, Raymond Simmonds, Seongshik Oh, Dustin Hite, David P. Pappas, John M. Martinis
… We have detected coherent quantum oscillations between Josephson phase qubits and … fast readout, Josephson junction, phase qubit, quantum computing, qubit, superconductivity … Observation of Quantum Oscillations between a Josephson Phase Qubit and a …

Data Analysis Considerations in Probing Single Quantum Dot Fluorescence Intermittency

April 28, 2005
Author(s)
J R. Krogmeier, Jeeseong C. Hwang
… The fluorescence intermittency of single, bare, CdSe/ZnS quantum dots were probed using single molecule confocal … blinking, fluorescence intermittency, quantum dots, single molecule microscopy, threshold analysis … Data Analysis Considerations in Probing Single Quantum Dot Fluorescence Intermittency …

Wilson loop and Wilczek-Zee phase from a non-Abelian gauge field

September 30, 2021
Author(s)
Ian Spielman, Francisco Salces Carcoba, Andika Putra, Yuchen Yue, Seiji Sugawa
… Quantum states can acquire a geometric phase called the Berry … potentials. Using an atomic Bose–Einstein condensate, we quantum-engineered a non-Abelian SU(2) gauge field, generated … npj Quantum Information …
Displaying 701 - 725 of 3643
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