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NIST Authors in Bold

Displaying 726 - 750 of 3311

Li+ transport in single-ion conducting side-chain polymer electrolytes with nanoscale self-assembly of ordered ionic domains

August 22, 2022
Author(s)
Jiacheng Liu, Lingyu Yang, Phillip Pickett, Bumjun Park, Jennifer Schaefer
… Li-ion batteries based on organic liquid electrolytes have been … that is solvating the lithium cation. Recently, metal-ion containing polymers with regulated, repeating chain architecture have drawn attention as ion conductors due to their ionic domain segregation. In this …

Optical-to-microwave frequency comparison with fractional uncertainty of 10 -15

October 1, 2007
Author(s)
Jason Stalnaker, Scott A. Diddams, Tara M. Fortier, K Kim, Leo W. Hollberg, James C. Bergquist, Wayne M. Itano, Marie Delaney, Luca Lorini, Windell Oskay, Thomas P. Heavner, Steven R. Jefferts, Filippo Levi, Thomas E. Parker, Jon H. Shirley
… of the optical frequency of the mercury single-ion frequency standard in terms of the SI second as realized … have resulted in a determination of the mercury single-ion frequency with a fractional uncertainty less than $7 … context of the previous measurements of the mercury single-ion frequency and arrive at a final determination of the …

In Situ Neutron Techniques for Studying Lithium Ion Batteries

May 1, 2012
Author(s)
Howard Wang, Robert Gregory Downing, Joseph Dura, Daniel S. Hussey
… We review in situ neutron techniques for studying lithium ion batteries. Four neutron measurement techniques, neutron … In Situ Neutron Techniques for Studying Lithium Ion Batteries …

Physics of DNA Threading Through a Nanometer Pore and Applications to Simultaneous Multianalyte Sensing

January 1, 2002
Author(s)
John J. Kasianowicz, S. E. Henrickson, Martin Misakian, H H. Weetall, B Robertson, Vincent M. Stanford
… to partition into and thread through single protein ion channels. It was recently shown in our laboratory that … can be used to probe the geometric properties of an ion channel, and that the interaction between the … analyte detection, ion channel, nanopore, protein pore, sensor …

Single-Ion Properties of the S eff = 1/2 XY Antiferromagnetic Pyrochlores NaA'Co 2 F 7 (A' = Ca 2+ , Sr 2+ )

April 13, 2017
Author(s)
K. A. Ross, J. M. Brown, R. J. Cava, J. W. Krizan, S. E. Nagler, Jose Rodriguez Rivera, M. B. Stone
… correlations as NaCaCo 2 F 7 . We than present the single-ion levels of Co 2+ in these materials as measured by … fields accounts for the observed transitions. The single-ion ground state of Co 2+ is a Kramers doublet with a … model that reproduces the salient features of the single-ion spectrum produces approximately 8.4% and 4.1% variation …

Realization of quantum error correction

December 2, 2004
Author(s)
J Chiaverini, Dietrich G. Leibfried, Tobias Schaetz, Murray D. Barrett, Brad R. Blakestad, Joseph W. Britton, Wayne M. Itano, John D. Jost, Emanuel H. Knill, C. Langer, R Ozeri, David J. Wineland
… quantum error correction using three beryllium atomic-ion qubits confined to a linear , multi-zone trap. One … that has no classical analog. In the experiment, a primary ion qubit is prepared in an initial state, which is then … various rates. The logical state is decoded to the primary ion qubit, making error information available on the ancilla …

An Iodide-Based Li 7 P 2 S 8 I Superionic Conductor

February 3, 2015
Author(s)
Ezhiylmurugan Rangasamy, Zengcai Liu, Mallory Gobet, Kartik Pilar, Gayatri Sahu, Wei Zhou, Hui Wu, Steve Greenbaum, Chengdu Liang
… A Li 7 P 2 S 8 I solid state Li-ion conductor derived from β-Li 3 PS 4 and LiI demonstrates … superionic conductor, Li3PS4, Li7P2S8I, Li ion battery …

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
… motional and spin states of a single trapped $^25}$Mg$^+}$ ion, the scheme applies generally to Hamiltonians involving … trapped ion, squeezing, quantum amplification …

Stability of a Penning trap with a quadrupole rotating electric field

February 11, 2005
Author(s)
T Hasegawa, M J. Jensen, John Bollinger
… rotating electric field. The rotation frequency of an ion cloud in a Penning trap determines the cloud density and … center-of -mass stability, combined ion trap, laser cooling, non-neutral plasmas, Penning trap, …

Phase space study of surface electrode Paul traps: Integrable, chaotic, and mixed Motion

May 31, 2018
Author(s)
V. Roberdel, Dietrich Leibfried, D. Ullmo, H. Landa
… the details of integrable and chaotic motion of a single ion. We introduce appropriate phase space measures and give a … that we develop gives a general framework for describing ion dynamics in a broad variety of surface Paul traps. For … chaotic motion, ion trap, phase space, regular motion, stability …

Temperature-Controlled Depth Profiling in Poly(methylmethacrylate) (PMMA) Using Cluster Secondary Ion Mass Spectrometry (SIMS): I. Investigation of Depth Profile Characteristics

February 1, 2007
Author(s)
Christine M. Mahoney, Albert J. Fahey, John G. Gillen
… Secondary Ion Mass Spectrometry (SIMS) employing an SF5+ polyatomic primary ion source was used to depth profile Poly(methyl … rates, damage cross sections, and overall secondary ion stability) were monitored as a function of temperature. … in Poly(methylmethacrylate) (PMMA) Using Cluster Secondary Ion Mass Spectrometry (SIMS): I. Investigation of Depth …

Sicklist Database

October 1, 1999
Author(s)
Russell D. Johnson III
… Russell D. Johnson III …
Displaying 726 - 750 of 3311
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