U.S. flag

An official website of the United States government

Official websites use .gov
A .gov website belongs to an official government organization in the United States.

Secure .gov websites use HTTPS
A lock ( ) or https:// means you’ve safely connected to the .gov website. Share sensitive information only on official, secure websites.

Search Publications

NIST Authors in Bold

Displaying 26 - 50 of 4256

In Situ Raman Spectroscopic Investigation of Aqueous Iron Corrosion at Elevated Temperatures and Pressures

July 1, 2000
Author(s)
James E. Maslar, Wilbur S. Hurst, Walter J. Bowers Jr., Jay H. Hendricks, M I. Aquino-Class
… In situ Raman spectroscopy was employed to investigate iron corrosion in air-saturated water at a pressure of 25.1 … depending on the location on or temperature of the iron coupon. In some cases, different species were observed … aqueous corrosion, in situ optical spectroscopy, iron, iron oxides, Raman spectroscopy, supercritical water …

Effect of Iron Vacancies on Magnetic Order and Spin Dynamics of the Spin Ladder BaFe 2-d S 1.5 Se 1.5

June 13, 2022
Author(s)
Zengjia Liu, Xiao-Sheng Ni, Lisi Li, Hualei Sun, Feixiang Liang, Benjamin Frandsen, Andrew D. Christianson, Clarina dela Cruz, Zhijun Xu, Dao-Xin Yao, Jeffrey Lynn, Robert J. Birgeneau, Kun Cao, Meng Wang
… Quasi-one-dimensional iron chalcogenides possess various magnetic states depending … on the spin ladder compound BaFe 2-δ S 1.5 Se 1.5 with ∼6% iron vacancies. The data reveal that long-range magnetic … which is greatly enhanced for a certain concentration of iron vacancies, which we calculate to be about 6%, consistent …

Interfacial Alloying Contributions to the Magnetic Proximity Effect in Pt/Dysprosium Iron Garnet

August 12, 2025
Author(s)
Miela J. Gross, Javier Herrero-Martin, Sergio Valencia, Alexander Grutter, Julie Borchers, Yongseong Choi, Gilberto Fabbris, Allison Kaczmarek, Alexander E. Kossak, Jackson Bauer, Subhajit Kundu, Supriya Ghosh, K. A. Mkhoyan, Angela Wittmann, Caroline A. Ross
… thin film heterostructures, but for HM/rare earth iron garnet interfaces the presence and magnitude of the MPE … debated. We previously reported an MPE in a Pt/dysprosium iron garnet (DyIG) heterostructure grown without breaking … Polarized neutron reflectivity, magnetic proximity, Iron garnets …

Tunable Supercontinuum Fiber Laser Source for BRDF Measurements in the STARR II Gonioreflectometer

September 27, 2012
Author(s)
Heather J. Patrick, Clarence J. Zarobila, Thomas A. Germer, Victor A. Ying, Catherine C. Cooksey, Benjamin K. Tsai
… STARR II is a planned NIST facility for spectral measurements of … Automated Reference Reflectometer) facility. STARR II will improve and expand on the measurement capabilities of … of a tunable light source constructed for STARR II, which is based upon a supercontinuum fiber laser and has …

The Mobilities of Ions and Cluster Ions Drifting in Polar Gas

April 1, 1997
Author(s)
J A. de Gouw, M Krishnamurthy, S R. Leone
… The mobility of ions drifting in polar gases is explored both theoretically … New expermental results are presented for (1) NO+ ions drifting in H 2 O (the resuced zero-field mobility K 0 … is 0.66+or-}0.07 cm 2 V -1 s -1 ), (2) H 3 O+(H6d2^O) 3 ions drifting in H 2 O (K 0 (0) =0.43+or-}0.06cm 2 V -1 s -1 …

Post-Source Decay of Polystyrene Ions in Matrix-Assisted LaserDesorption/Ionization

January 1, 1999
Author(s)
R J. Goldschmidt, S Wetzel, William R. Blair, Charles M. Guttman
… Analyte ions produced in matrix-assisted laser desorption/ionization … little or no prompt fragmentation ofinitially formed ions. In many cases only intact molecular ions are observed in MALDI mass spectra. This is generally … Post-Source Decay of Polystyrene Ions in Matrix-Assisted LaserDesorption/Ionization …

Inhibition of Premixed Carbon Monoxide-Hydrogen-Oxygen-Nitrogen Flames by Iron Pentacarbonyl

March 1, 2000
Author(s)
M D. Rumminger, Gregory T. Linteris
… of the CO+OH CO2+H reaction and the rates of several key iron reactions in catalytic H- and O-atom scavenging cycles. … fraction of the net H- and O-atom destruction through the iron species catalytic cycles. The O-atom cycle saturates at … carbon monoxide, iron pentacarbonyl, chemical inhibition …

Reference correlations for the thermal conductivity of copper, gallium, indium, iron, lead, nickel and tin

November 12, 2017
Author(s)
Marc J. Assael, Arsenios Chatzimichailidis, K.D. Antoniadis, William A. Wakeham, Marcia L. Huber, Hiroyuki Fukuyama
… thermal conductivity of liquid copper, gallium, indium, iron, lead, nickel and tin have been critically examined with … for the density of liquid copper, gallium, indium, iron, lead, nickel and tin are respectively characterized by … copper, gallium, indium, iron, lead, nickel, reference correlation, thermal …

Iron carbonyl complexes containing an azomethylene moiety III. Mass-spectrometric study of diiron hexacarbonyl complexes from azomethynes and azines

October 4, 1983
Author(s)
Anzor I. Mikaia, Vladimir G. Zaikin, Vladimir Trusov, Andrei Nekhaev, Vladimir Tyurin
… decarbonylation precedes the fragmentation of ligands in iron hexacarbonyl complexes and involves a rupture of … "Mass Spectra", "Iron carbonyl complexes", "Fragmentation", "Electron … Iron carbonyl complexes containing an azomethylene moiety …

Numerical Modeling of Counterflow Diffusion Flames Inhibited by Iron Pentacarbonyl

July 5, 1999
Author(s)
M D. Rumminger, Gregory T. Linteris
… counterflow diffusion flames by the super-effective agent iron pentacarbonyl. Calculations using a gas-phase chemical … that the fractional flux of H and O atoms through the iron reactions increases as inhibitor concentration … halon alternatives, diffusion flames, flame inhibition, iron pentacarbonyl, counterflow flames, extinction …

Transition from Sign-Reversed to Sign-Preserved Cooper-Paring Symmetry in Sulfur-Doped Iron Selenide Superconductors

May 13, 2016
Author(s)
Qisi Wang, J. T. Park, Yu Feng, Yao Shen, Yiqing Hao, Bingying Pan, Jeffrey W. Lynn, A. Ivanov, Songxue Chi, M. Matsuda, Huibo Cao, R. J. Birgeneau, D.V. Efremov, Jun Zhao
… (high-T c ) superconductors, including cuprates and iron-based superconductors, prevalent weak coupling theories … symmetry with insignificant changes in T c in the S-doped iron selenide superconductors K x Fe 2-y (Se 1-z S z ) 2 . We … data on the sign of the superconducting order parameter in iron-based materials 5-7 . …

Masked Ion Beam Lithography with Highly Charged Ions

September 1, 1998
Author(s)
John D. Gillaspy, D Parks, L P. Ratliff
… Masked ion beam lithography using highly charged ions is demonstrated for the first time by producing an array … exposure of the resist is incomplete and isolated single-ion impact sites can be seen within the exposed areas. Atomic … AFM, atomic force microscopy, highly charged ion, ion beam, ion tracks, lithography, PMMA …

Energy Levels and Observed Spectral Lines of Ionized Argon, Ar II through Ar XVIII

September 1, 2010
Author(s)
Edward B. Saloman
… data were found to generate level and line tables for Ar II through Ar XV. For Ar XVI a mix of experimental and … from them. Experimental g-factors are included for Ar II. A value, either experimental, semi-empirical, or … Levels and Observed Spectral Lines of Ionized Argon, Ar II through Ar XVIII …

Heavy ion space radiation triggers ongoing DNA base damage by downregulating DNA repair pathways

July 7, 2020
Author(s)
Shubhankar Suman, Pawel Jaruga, M Miral Dizdar, Albert J. Fornace, Jr., Datta Kamal
… particle radiation especially to highly damaging heavy ion radiation, which poses considerable risk to astronauts' … diseases including gastrointestinal diseases after heavy ion radiation exposure during space travel. … Heavy ion space radiation, DNA damage and repair, oxidative stress, …

Energies and E1, M1, E2, and M2 transition rates for states of the 2s22p4, 2s2p5, and 2p6configurations in oxygen-like ions between F II and Kr XXIX.

September 24, 2013
Author(s)
P. Rynkun, P. Jonsson, G. Gaigalas, Charlotte F. Fischer
… 2s2p5, and 2p6 configurations in all oxygen-like ions between F II and Kr XXIX. Valence, core-valence, and core-core … O-like ions, energies, lifetimes, transition rates, weighted … of the 2s22p4, 2s2p5, and 2p6configurations in oxygen-like ions between F II and Kr XXIX. …

Characterization of the Coherent Microwave Emission From the Surf II Synchrotron Storage Ring

July 1, 1997
Author(s)
Gerald T. Fraser, Angela R. Hight Walker, Thomas B. Lucatorto, Uwe Arp, K. K. Lehmann
… from the Synchrotron Ultraviolet Radiation Facility [SURF II] electron storage ring at the National Institute of … Technology have been studied to access the utility of SURF II for long wavelength spectroscopic applications. SURF II is a 300 MeV storage ring with two electron bunches of …

Genetically Engineered Metal Ion Binding Sites on the Outside of a Channel's Transmembrane B-Barrel

February 1, 1999
Author(s)
John J. Kasianowicz, D L. Burden, L C. Han, S Cheley, H Bayley
… engineered versions of the Staphlococcus aureus αHL} ion channel to serve as rationally designed sensor components … alpha-hemolysin, alpha-toxin, biosensor, divalent cations, ion channels, protein structure, transition metals … Genetically Engineered Metal Ion Binding Sites on the Outside of a Channel's Transmembrane …
Displaying 26 - 50 of 4256
Was this page helpful?