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NIST Authors in Bold

Displaying 776 - 800 of 4258

A formal Fe(III)/(V) redox couple in an intercalation electrode

October 15, 2025
Author(s)
Hari Ramachandran, Edward Mu, Eder Lomeli, Augustin Braun, Masato Goto, Kuan Hsu, Jue Liu, Zhelong Jiang, Kipil Lim, Grace Busse, Brian Moritz, Joshua Kas, John Vinson, John Rehr, Jungjin Park, Iwnetim Abate, Yuichi Shimakawa, Edward Solomon, Wanli Yang, William Gent, Thomas Devereaux, William Chueh
… Iron redox cycling between low-valent oxidation states of … redox couple charge compensates the cycling of lithium iron phosphate, a positive electrode (cathode) for lithium-ion batteries. High-valent iron redox couples, involving …

The Proteomics Standards Initiative standardized formats for spectral libraries and fragment ion peak annotations: mzSpecLib and mzPAF

August 5, 2024
Author(s)
Joshua Klein, Henry Lam, Tytus Mak, Wout Bittremieux, Yasset Perez-Riverol, Ralf Gabriels, Jim Shofstahl, Helge Hecht, Pierre-Alain Binz, Shin Kawano, Tim Van Den Bossche, Jeremy Carver, Ben Neely, Luis Mendoza, Tomi Suomi, Tine Claeys, Thomas Payne, Douwe Schulte, Zhi Sun, Nils Hoffmann, Yunping Zhu, Steffen Neumann, Andrew Jones, Nuno Bandeira, Juan Antonio Vizcaino, Eric Deutsch
… a standardized data model and serialization for fragment ion peak annotations, called mzPAF … spectral archives, file formats, data standards, fragment ion annotations … standardized formats for spectral libraries and fragment ion peak annotations: mzSpecLib and mzPAF …

Description of the electronic structure of oxyhemoglobin using Fe L-edge X-ray absorption spectroscopy

June 11, 2025
Author(s)
Augustin Braun, Charles Titus, Michael Baker, Max Waters, James Yan, Sang-Jun Lee, Dennis Nordlund, William Doriese, Galen O'Neil, Daniel Schmidt, Daniel Swetz, Joel Ullom, Kent Irwin, Edward Solomon
… description of the electronic structure of the O2-bound iron site. The spectrum is very different from typical low … engages in a weak σ- but strong π-donor bond with the iron ion, leading to the overall strong Fe-O2 bond required …

NIST Micronutrients Measurement Quality Assurance Program: 1984-1985 Comparability Studies Results for Round Robins I, II, III and V Fat Soluble Vitamins and Carotenoids in Human Serum

February 8, 2019
Author(s)
Jeanice M. Brown Thomas, David L. Duewer, Margaret C. Kline, William A. MacCrehan, Robert Paule, Reenie Parris, Willie May, Robert Schaffer
… comparability improvement studies: Round Robins I, II, III, and V (selenium and zinc were the only analytes in … samples were: calibration solutions in Round Robins I and II, fortified sera in Round Robin III, and natural plasma in … I between November 11 and December 24, 1984; Round Robin II between January 14 and February 19, 1985; Round Robin III …

Structural and magnetic phase diagram of CeFeAsO1- xFx and its relation to high-temperature superconductivity

October 26, 2008
Author(s)
Jun Zhao, Qingzhen Huang, Clarnia dela Cruz, Shiliang Li, Jeffrey Lynn, Ying Chen, Mark Green, G. F. Chen, Z. C. Li, J. L. Luo, N. L. Wang, Pengcheng Dai
… (high-Tc) superconductivity was discovered in the iron pnictide RFeAsO1−xFx (R, rare-earth metal) family of … diffraction, magnetic order, structural phase transition, iron based superconductor, quantum critical point, phase …

Soft X-Ray Absorption Spectroscopic Study of a LiNi 0.5 Mn 0.5 O 2 Cathode During Charge

February 1, 2004
Author(s)
W S. Yoon, Mahalingam Balasubramanian, Xiao-Qing Yang, Ziwen Fu, Daniel A. Fischer, James McBreen
… spectroscopy (XAS) at the O K-edge and the metal L II , III -edges, in both the fluorescence yield (FY) and the … Mn O.5 O 2 . FY and PEY spectra of the transition metal L II , III -edges, indicated that Mn ions remain mostly … peak indicates that the holes compensating the lithium ion deintercalation are located in O 2p states as well as Ni …

New Ritz Wavelengths and Transition Probabilities for Parity-Forbidden, Singly Ionised Nickel [Ni ii] Lines of Astrophysical Interest Christian P.

December 12, 2022
Author(s)
Christian P. Clear, Peter Uylings, Ton Raassen, Gillian Nave, Juliet C. Pickering
… report accurate Ritz wavelengths for parity-forbidden [Ni ii] transitions, derived from energy levels determined using … spectroscopy. Transitions between the 17 lowest Ni ii energy levels of even parity produced Ritz wavelengths for … for Parity-Forbidden, Singly Ionised Nickel [Ni ii] Lines of Astrophysical Interest Christian P. …

Adsorption From Solutions on Synthetic Hydroxyapatite: Nonaqueous Versus Aqueous Solvents

July 1, 1999
Author(s)
D N. Misra
… of solutes from aqueous solutions generally involves ion-exchange with the apatite surface, and may be affected by … mass, and their ability to self-associate. The hydrogen ion concentration plays a decisive role in each one of the … of solutes from aqueous solutions generally involves ion-exchange with the apatite surface, and may be affected by …

Hyperbranched Poly(ethylene oxide) Electrolytes for Lithium Ion Batteries

May 17, 2011
Author(s)
Christopher L. Soles, Kirt A. Page, Huagen H. Peng
… PEO polymers to act as a polyelectrolyte for Li-ion batteries. Hyperbranching has been shown to lead to a 100 fold increase in the ion conductivity below the melting temperature of the PEO … Hyperbranched Poly(ethylene oxide) Electrolytes for Lithium Ion Batteries …

Influence of Ion Solvation on the Properties of Electrolyte Solutions

April 3, 2018
Author(s)
Marat Andreev, Juan J. DePablo, Alexandros Chremos, Jack F. Douglas
… and surface tension. Based on our model, we find that ion-specific effects on thermodynamics properties and by … of electrolyte solutions, derive primarily from the ion-solvation. … Influence of Ion Solvation on the Properties of Electrolyte Solutions …

Quantitative Depth Profiling of an Alternating Pt/Co Multilayer and a Pt-Co Alloy Multilayer by SIMS Using a Buckministerfullerene (C 60 )

January 1, 2007
Author(s)
K J. Kim, David S. Simons, J Greg Gillen
… A Buckminsterfullerene ion beam has been applied to the depth profiling of an … Quantitative depth profiling was performed by secondary ion mass spectrometry (SIMS) with C60 ions using Pt-Co alloy … due to the nonlinear relationship between the Co and Pt ion intensities and their compositions. …

Quadruply-ionized barium as a candidate for a high-accuracy optical clock

October 23, 2020
Author(s)
Kyle Beloy, Vladimir A. Dzuba, Samuel Brewer
… calculations to determine relevant properties of this ion. The lifetime of the excited clock state is found to be … accommodating low statistical uncertainty with a single ion for practical averaging times. The differential static … atomic clock, highly-charged ion, ion clock, optical clock, optical frequency standard …
Displaying 776 - 800 of 4258
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