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NIST Authors in Bold

Displaying 1151 - 1175 of 3643

Criteria for Exact Qudit Universality

May 1, 2005
Author(s)
G K. Brennen, Dianne M. O'Leary, Stephen Bullock
… We describe criteria for implementation of quantum computation in qudits. A qudit is a d-dimensional … quantum computation …

Electromagnetically induced transparency in inhomogeneously broadened solid media

May 15, 2019
Author(s)
Kumel H. Kagalwala, Fan Haoquan, Sergey Polyakov, Alan L. Migdall, Elizabeth A. Goldschmidt
… increasingly important for scalable and integratable quantum optical and photonic devices, it is vital to … quantum memory, quantum information, quantum optics, rare earth ions, Electromagnetically induced …

Mechanical Quantum Sensing in the Search for Dark Matter

August 13, 2020
Author(s)
Jacob Taylor, Gadi Afek, Sunil Bhave, Daniel Carney, Gordan Krnjaic, David Moore, Robinjeet Singh, Cindy Regal, Benjamin M. Brubaker, Andrew Geraci, Jonathan D. Cripe, Sohitri Ghosh, Jack Harris, Anson Hook, Jonathan Kunjummen, Rafael Lang, Li Tongcang, Tongyan Lin, Zhen Liu, Joseph Lykken, Lorenzo Magrini, Jack Manley, Nobuyuki Matsumoto, Alissa Monte, Fernando Monteiro, Thomas Purdy, C. J. Riedel, Swati Singh, Kanupriya Sinha, Juehang Qin, Dalziel Wilson, Yue Zhao
… of massive mechanical systems, in both the classical or quantum regime, have enabled unprecedented levels of … Mechanical Quantum Sensing in the Search for Dark Matter …

Characterization of InGaN quantum disks in GaN nanowires

February 27, 2014
Author(s)
Alexana Roshko, Roy H. Geiss, John B. Schlager, Matthew D. Brubaker, Kristine A. Bertness, Norman A. Sanford, Todd E. Harvey
… Catalyst-free GaN nanowires with InGaN quantum disks (QDs) were characterized by … Characterization of InGaN quantum disks in GaN nanowires …

The Role of Intramolecular Energy Fow and Nonadiabaticity in Vibrationally Mediated Chemistry: Wavepacket Studies of Cl + H 2 O

January 1, 2002
Author(s)
J R. Fair, D Schaefer, R Kosloff, David Nesbitt
… Time-dependent and time-independent quantum scattering methods are used to investigate … and nonadiabatic coupling matrix elements for full 3D quantum wave packet propagation. Inspection of these 2D … the pridictions of which are confirmed by full 3D quantum wave packet calculations over a range of collision …

Developing Single Layer MOS Quantum Dots for Diagnostic Qubits

December 28, 2020
Author(s)
Yanxue Hong, Aruna Ramanayaka, Ryan Stein, Joshua M. Pomeroy
… single metal gate layer, metal-oxide- semiconductor (MOS) quantum dot devices robust against dielectric breakdown are … control expected of a single gate layer design. We observe quantum dot formation, capacitive charge sensing between … Developing Single Layer MOS Quantum Dots for Diagnostic Qubits …

Experimental Bounds on Classical Random Field Theories

December 10, 2014
Author(s)
Joffrey K. Peters, Sergey V. Polyakov, Jingyun Fan, Alan L. Migdall
… Alternative theories to quantum mechanics motivate important fundamental tests of our … In addition, we compare our results with standard quantum mechanical interpretations of our spontaneous … an order of magnitude in intensity. Our data match the quantum mechanical expectations, and do not show a …

Unusually strong near-infrared photoluminescence of highly transparent bulk InSe flakes

September 23, 2024
Author(s)
Jamie Geng, Dehui Zhang, Inha Kim, Hyong Min Kim, Naoiki Higashitarumizu, I K M Reaz Rahman, Lam Lam, Joel W. Ager III, Albert Davydov, Sergiy Krylyuk, Ali Javey
… the unusually low absorptance and high photoluminescence quantum efficiency of single-crystalline InSe flakes with … from its direct bandgap with a peak photoluminescence quantum yield (PLQY) of 20%, despite displaying indirect … Indium Selenide, Photoluminescence Quantum Yield, Absorption …

Imaging topology of Hofstadter ribbons

May 8, 2019
Author(s)
Ian B. Spielman, Dina Genkina, Alina M. Pineiro Escalera, Hsin-I Lu, Lauren Aycock
… in metrology[1] and promise future applications in quantum computing[2,3]. The quantum Hall effect derives from transverse conductance, … Bose-Einstein condensate, topology, Quantum-Hall …

Graphene quantum Hall effect devices for AC and DC resistance metrology

August 28, 2020
Author(s)
Mattias Kruskopf, Dinesh K. Patel, Chieh-I Liu, Albert Rigosi, Randolph Elmquist, Yicheng Wang, Stefan Bauer, Yefei Yin, Klaus Pierz, Eckard Pesel, Martin Goetz, Jurgen Schurr
… and external parts. In this joint effort we report on ac quantum Hall measurements of a graphene-based Hall bar using … Graphene quantum Hall effect devices for AC and DC resistance metrology …

Nature and Measure of Entanglement in Quantum Phase Transactions

October 1, 2004
Author(s)
Rolando Somma, Gerardo Ortiz, Howard Barnum, Emanuel Knill, Lorenza Viola
… form and so do not change the concurrence. Hence for a quantum computation v=k1 a k2, analysis of a in e A allows … in terms of a time-reversal symmetry operator, namely the quantum bit flip |?> ? (-i sy) (x)n | ?*> . In this context, … Nature and Measure of Entanglement in Quantum Phase Transactions …

Neural-network decoders for measurement induced phase transitions

May 22, 2023
Author(s)
Hossein Dehghani, Ali Lavasani, Mohammad Hafezi, Michael Gullans
… Open quantum systems have been shown to host a plethora of exotic … entanglement phase transitions in monitored quantum systems are a striking example of this phenomena. … Machine learning, Quantum Error Correction, Phase transitions …

Large Exchange Splitting in Monolayer Graphene Magnetized by an Antiferromagnet

September 30, 2020
Author(s)
Yingying Wu, Gen Yin, Lei Pan, Alexander Grutter, Quanjun Pan, Albert Lee, Dustin A. Gilbert, Julie A. Borchers, William D. Ratcliff, Ang Li, Xiao-dong Han, Kang L. Wang
… This exchange splitting is reflected through the shifted quantum Hall plateau and quantum oscillations in graphene. Further, we present the … Graphene, Quantum Hall Effect, Proximity Effect, Antiferromagnetism …

Quantum Projection Noise: Population Fluctuations in 2-Level Systems

January 1, 1993
Author(s)
Wayne M. Itano, James C. Bergquist, John J. Bollinger, J M. Gilligan, D J. Heinzen, F L. Moore, M G. Raizen, David J. Wineland
… traps can be used to illustrate fundamental properties of quantum systems, because long relaxation times and … Quantum Projection Noise: Population Fluctuations in 2-Level …

The time-programmable frequency comb and its use in quantum-limited ranging

October 27, 2022
Author(s)
Emily Caldwell, Laura Sinclair, Nathan R. Newbury, Jean-Daniel Deschenes
… capabilities, it enables a tracking frequency comb for quantum-limited detection of weak signals in comb-based … as low as 0.7 nm, a 26-kHz measurement rate, and a nearly quantum-limited detection threshold of 0.013 mean signal … The time-programmable frequency comb and its use in quantum-limited ranging …

Light-wave mixing and scattering with quantum gases

March 18, 2015
Author(s)
Lu Deng, Edward W. Hagley, C.J. Zhu
… with dominant collective atomic recoil motion in a quantum gas can profoundly change many nonlinear optical … Light-wave mixing and scattering with quantum gases …

Characterization of InGaN quantum disks in GaN nanowires

March 4, 2014
Author(s)
Alexana Roshko, Roy H. Geiss, John B. Schlager, Matthew D. Brubaker, Kristine A. Bertness, Norman A. Sanford, Todd E. Harvey
… Catalyst-free GaN nanowires with InGaN quantum disks (QDs) were characterized by … Characterization of InGaN quantum disks in GaN nanowires …

Quantum Phases of Bosons in Double-Well Optical Lattices

October 4, 2007
Author(s)
Ippei Danshita, J G. Williams, Carlos Sa de Melo, Charles W. Clark
… optical lattice, quantum phase transition, time-evolving block decimation … Quantum Phases of Bosons in Double-Well Optical Lattices …

State Readout of a Trapped Ion Qubit Using a Trap-integrated Superconducting Photon Detector

January 6, 2021
Author(s)
Susanna L. Todaro, Varun Verma, Katherine C. McCormick, David T. Allcock, Richard Mirin, David J. Wineland, Sae Woo Nam, Andrew C. Wilson, Dietrich Leibfried, Daniel Slichter
… to perform an absolute calibration of the detector quantum efficiency and characterize its dependence on … photon detector, single photon detector, ion trap, quantum measurement, quantum computing …

Implementation of the Deutsch-Jozsa Algorithm for Three-Qubit Functions With Rovibrational Molecular Wave Packets

October 12, 2021
Author(s)
J Vala, Z Amitay, B Zhang, S R. Leone, R Kosloff
… The Deutsch-Jozsa quantum algortihm is demonstrated experimentally for … carried out in the framework of coherent computation using quantum molecular elements, distinguishable from quantum computation based on entanglement. … coherent control, Deutsch-Jozsa algorithm, pulse shaping, quantum computation, wave packets …

Tuning between photon-number and quadrature measurements with weak-field homodyne detection

March 20, 2020
Author(s)
G Thekkadath, David Phillips, Jacob Bulmer, W.R. Clements, A. Eckstein, B.A. Bell, J Lugani, Adriana Lita, Sae Woo Nam, Thomas Gerrits, C.G. Wade, Ian Walmsley
… operators enable optimization of strategies for testing quantum properties and for preparation of a range of quantum states. Here, we experimentally implement a weak-field … measurement and a field quadrature measurement on a quantum state ρ. We combine ρ with a coherent state |α> on a …

Recent Advances in Solid-State Single Photon Detectors

May 21, 2006
Author(s)
Danna Rosenberg, Sae Woo Nam, Richard Mirin, Philip A. Hiskett, Jane E. Nordholt
… Conference on Lasers and Electro-Optics (CLEO ) and the Quantum Electronics and Laser Science Conference (QELS ) … photodetectors, quantum detectors …
Displaying 1151 - 1175 of 3643
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