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Displaying 1876 - 1900 of 9850

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 …

An ultra-low noise bipolar current source

June 6, 2023
Author(s)
Ian Spielman, Alessandro Restelli, Mingshu Zhao, Junheng Tao, Qiyu Liang
… in wide range of experimental platforms, from ultracold quantum gases, nuclear magnetic resonance, to precision … In each of these cases the Zeeman effect causes quantum states to shift in energy as a function of magnetic … Lab Instrumentation, power supply, opamp, quantum …

Evidence for moire excitons in van der Waals heterostructures

February 25, 2019
Author(s)
Kha Tran, Galan Moody, Travis M. Autry, Kevin L. Silverman, Fengcheng Wu, Junho Choi, Akshay Singh, Jacob Embley, Andre Zepeda, Marshall Cambel, Kyoung Kim, Amritesh Rai, Daniel Sanchez, Takashi Taniguchi, Kenji Watanabe, Li Yang, Nanshu Lu, Sanjay Banerjee, emanuel tutuc, Allan H. MacDonald, Xiaoqin Li
… materials have provided approaches for the preparation of quantum materials in the ultimate two-dimensional limit. In … using van der Waals heterostructures for nanophotonics and quantum information applications. … 2D materials, quantum confinement, exciton, spectroscopy …

Frequency Comparison of Two High-Accuracy Al+ Optical Clocks

February 17, 2010
Author(s)
Chin-Wen Chou, David Hume, J.C. Koelemeij, David J. Wineland, Till P. Rosenband
… a fractional frequency inaccuracy of 8.6e-18, based on quantum logic spectroscopy of an Al+ ion. A simultaneously … to sympathetically laser-cool the Al+ ion and detect its quantum state. The frequency of the 1S0->3P0 clock transition … atomic clock, optical clock, high accuracy, aluminum ion, quantum logic …

Decoherence-Free Quantum Memory Using Trapped Ions

January 1, 2001
Author(s)
D Kielpinski, V Meyer, M A. Rowe, C A. Sackett, Wayne M. Itano, C Monroe, David J. Wineland
… We demonstrate a decoherence-free quantum memory of one qubit. By encoding the qubit into the … Decoherence-Free Quantum Memory Using Trapped Ions …

Benchmark Problems for Phase Field Modeling

January 2, 2017
Author(s)
Andrea Jokisaari, P W. Voorhees, Jonathan E. Guyer, James A. Warren, O. G. Heinonen
We present the first set of benchmark problems for phase field models that are being devel- oped by the Center for Heirarchical Materials Design (CHiMaD) and the National Institute of Standards and Technology (NIST). While many scientific research areas

Topological Robustness of Transport Statistics for Photons in a Synthetic Gauge Field

August 20, 2014
Author(s)
Sunil Mittal, Jingyun Fan, Sanli Faez, Alan L. Migdall, Jacob M. Taylor, Mohammad Hafezi
… implements a synthetic gauge field for photons to mimic a quantum Hall system and thereby exhibits topological edge … transport [6, 7] and for applications in classical and quantum information processing [8, 9]. … Photonics, Silicon Photonics, Quantum Simulation …

Quantum Metrology

November 11, 2011
Author(s)
Richard E. Harris, Juergen Niemeyer
… equation, Josephson Voltage Standard, DC Array Standards, Quantum-based Voltage Waveform Synthesis, Josephson arrays, … Quantum Metrology …

Normal modes of trapped ions in the presence of anharmonic trap potentials

July 19, 2011
Author(s)
Jonathan Home, David Hanneke, John D. Jost, Dietrich Leibfried, David J. Wineland
… and amplitude shifts, and comment on the implications for quantum information processing and quantum state engineering. Since the ratio of the anharmonic … anharmonicity, ion trap, normal modes, quantum information …

Epitaxial Si encapsulation of highly misfitting SiC quantum dot arrays formed on Si (001)

January 8, 2014
Author(s)
Christopher W. Petz, Dongyue Yang, Alline Myers, Jeremey Levy, Jerrold Floro
… This work examines Si overgrowth to encapsulate 3C-SiC quantum dot arrays epitaxially grown on Si substrates. Using … small crystallographic rotations in the cap above each quantum dot. At 400ºC growth temperature, Si exhibits reduced … Epitaxial Si encapsulation of highly misfitting SiC quantum dot arrays formed on Si (001) …

Multiscale Model of Germanium Quantum Dots in Silicon

March 1, 2007
Author(s)
David T. Read, Vinod Tewary
… in the neighborhood of near-spherical, coherent germanium ¿quantum dots¿ (QD) in crystalline silicon and near a 001} Si … for the smaller dots. Both our calculated strain in the quantum dot and our far-field atomic displacements were … Multiscale Model of Germanium Quantum Dots in Silicon …

Rod and slit photonic crystal microrings for on-chip cavity quantum electrodynamics

January 10, 2023
Author(s)
Xiyuan Lu, Feng Zhou, Yi Sun, Mingkang Wang, Qingyang Yan, Ashish Chanana, Andrew McClung, Vladimir Aksyuk, Marcelo Davanco, Kartik Srinivasan
… been used to enhance light-matter interactions for cavity quantum electrodynamics (cQED). Whispering gallery mode (WGM) … cavities, and etched surfaces may be too close to embedded quantum nodes (quantum dots, atomic defect spins, etc.) for cQED … Rod and slit photonic crystal microrings for on-chip cavity quantum electrodynamics …

Electron transport in bilayer graphene nanoconstrictions patterned using atomic force microscope nanolithography

March 20, 2025
Author(s)
Robert Rienstra, Nishat Sultana, En-Min Shih, Evan Stocker, Kenji Watanabe, Takashi Taniguchi, Curt Richter, Joseph Stroscio, Nikolai Zhitenev, Fereshte Ghahari Kermani
… constrictions exhibit an enhanced energy gap, single quantum dot (QD) formation is observed within smaller … constrictions is governed by edge disorder combined with quantum confinement effects. Our findings introduce … technique opens exciting opportunities for carbon-based quantum electronics and spintronics. …
Displaying 1876 - 1900 of 9850
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