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Displaying 326 - 350 of 1646

Composition of Plaque and Saliva Following Use of an A-tricalcium Phosphate-Containing Chewing Gum and a Subsequent Sucrose Challenge

January 1, 2000
Author(s)
Gerald L. Vogel, Z Zhang, Clifton M. Carey, A K. Ly, Laurence C. Chow, H M. Proskin
… that chewing of a 2.5% (mass fraction) α-tricalcium phosphate-fortified (a-TCP) experimental chewing gum released sufficient calcium and phosphate to eliminate any fall in the tooth mineral … was to examine if the release of ions from plaque calcium phosphate pools induced by this gum could provide protection …

The ASTM Copper Strip Corrosion Test: Application to Propane with Carbonyl Sulfide and Hydrogen Sulfide

January 1, 2003
Author(s)
W C. Andersen, Ilmutdin Abdulagatov, Thomas J. Bruno
… of propane, can hydrolyze in the presence of water to form hydrogen sulfide (H2S) and carbon dioxide (CO2). All … ASTM copper strip corrosion test. While it is known that hydrogen sulfide will cause the failure of the copper strip … carbonyl sulfide, copper strip corrosion test, hydrogen sulfide, liquefied petroleum gas, LPG …

Magnetocorrosion Of Pipeline Steel

July 1, 2009
Author(s)
Angelique N. Lasseigne
… in corrosion behavior, including pitting, cracking, and hydrogen ingress, were assessed with and without an applied … 2008 International Hydrogen Conference: Effects of Hydrogen on Materials …

Arrayed DBR Waveguide Lasers for the ITU Grid

November 1, 1999
Author(s)
D. L. Veasey, David S. Funk, Gregory E. Obarski, M. A. Mccoy, M. P. Bendett, Joseph S. Hayden
… Waveguide lasers fabricated in Yb/Er-codoped phosphate glass operating at wavelengths between 1520-1590 nm … DBR, distributed-Bragg, erbium, phosphate glass, waveguidelasers, wavelength, ytterbium …

Thick gate oxide extrinsic breakdown - The potential role of neutral hydrogen atom

October 20, 2022
Author(s)
Kin (Charles) Cheung
… can satisfy this requirement. An exception is the neutral hydrogen atom, and its known properties are consistent with … thick oxide, extrinsic breakdown, atomic hydrogen, trap-assisted-tunneling … oxide extrinsic breakdown - The potential role of neutral hydrogen atom …

Probing the non-classical dihydrogen ligand in OsClH3(PPh3)3 using X-ray and neutron diffraction, inelastic neutron scattering, and theoretical calculations

February 15, 2022
Author(s)
Carly Carter, Ryan Klein, Wei Zhou, Terrence J. Udovic, Craig Brown, Ting-Bin Wen, Thomas Cundari, Muhammed Yousufuddin
… ligation to metal centers results in a wide range of metal-hydrogen interactions. Compounds containing non-classical … Developing a more complete understanding of the metal-hydrogen and hydrogen-hydrogen interactions in these species may provide … hydrogen storage, molecular polyhydride …

Hydrogenated amorphous silcon germanium Alloys Grown by the Hot-Wire Chemical Vapor Deposition Technique

April 1, 2000
Author(s)
B P. Nelson, Y Xu, D L. Williamsons, B von Roedern, A Mason, S Heck, A. H. Mahan, S F. Schmitt, Alan Gallagher, J Webb, R C. Reedy
… We successfully grow high quality hydrogenated amorphous-silicon germanium alloys(a: SiGe:II) … hot-wire chemical-vapor deposition (HWCV, hydrogenated amorphous-silicon-germanium, optical bandgap … Hydrogenated amorphous silcon germanium Alloys Grown by the …

A Compilation of Enthalpies of Formation for Hydrogen-Oxygen (HxOy) Species

March 11, 2016
Author(s)
Donald R. Burgess Jr.
… work, we have compiled enthalpies of formation for nine hydrogen-oxygen species (HxOy) and selected values for use. … Bond dissociation energies, Atomization energies, Hydrogen-oxygen species … A Compilation of Enthalpies of Formation for Hydrogen-Oxygen (HxOy) Species …

Role of OCP in Biological Processes

November 1, 2001
Author(s)
Naomi Eidelman, E D. Eanes
… considered to be the only significant crystalline calcium phosphate constituent in these tissues. It was not until 1957 that octacalcium phosphate, Ca 8 (HPO 4 ) 2 (PO 4 ) 4 × 5H 2 O (OCP) was given … calcification, hydroxyapatite, octacalcium phosphate …

Near-Horizontal Two-Phase Flow Patterns of Nitrogen and Hydrogen at Low Mass and Heat Flux

December 1, 2001
Author(s)
N T. Van Dresar, James D. Siegwarth
… rates (0.2 - 20 g/s for nitrogen; 0.02 to 0.02 g/s for hydrogen), heat flux (0.07W/cm 2 ), and flow-path size (8.7- … with liquid nitrogen and a lesser number with liquid hydrogen. Viewports in the apparatus permitted the visual … cryogenic, flow patterns, liquid hydrogen, two-phase …

Hydrogen cyanide H 13 C 14 N absorption reference for 1530 nm to 1565 nm wavelength calibration - SRM 2519a

August 1, 2005
Author(s)
Sarah L. Gilbert, William C. Swann, C. M. Wang
… reference based on the fundamental absorption lines of hydrogen cyanide H 13 C 14 N in the 1530 nm to 1565 nm … predecessor, SRM 2519, is the use of lower pressure in the hydrogen cyanide cell to produce narrower lines. Thus SRM … of 54 lines of the 2Ņ3 rotational-vibrational band of hydrogen cyanide H 13 C 14 N are certified with uncertainties …

A Rod-Packing Hydrogen-Bonded Organic Framework with Suitable Pore Confinement for Benchmark Ethane/Ethylene Separation

April 26, 2021
Author(s)
Xu Zhang, Jia-Xin Wang, Libo Li, Jiyan Pei, Rajamani Krishna, Hui Wu, Wei Zhou, Guodong Qian, Bin Li, Banglin Chen
… report a reversible solid-state transformation in a labile hydrogen-bonded organic framework to generate a new … Porous material, Hydrogen bonding, Gas separation … A Rod-Packing Hydrogen-Bonded Organic Framework with Suitable Pore …

Size-Monodisperse Metal Nanoparticles Via Hydrogen-Free Spray Pyrolysis

April 3, 2002
Author(s)
Jung Hyeun Kim, Thomas A. Germer, George Mulholland, S H. Ehrman
… were produced using a co-solvent approach avoiding use of hydrogen or other reducing gas. Compared with the particles … copper particles, hydrogen-free, light scattering, nanoparticles, size … Size-Monodisperse Metal Nanoparticles Via Hydrogen-Free Spray Pyrolysis …

Asymptotic and Numerical Analysis of a Premixed Laminar Nitrogen Dioxide-Hydrogen Flame

January 1, 1995
Author(s)
Gregory T. Linteris, F A. Williams
… of eighty-some reactions for flames in mixtures of hydrogen and nitrogen dioxide is systematically reduced to … premixed flames, laminar flames, nitrogen dioxide, hydrogen, burning rate, flame structure … Numerical Analysis of a Premixed Laminar Nitrogen Dioxide-Hydrogen Flame …

Engineering 3D Printed Scaffolds with Tunable Hydroxyapatite

June 15, 2022
Author(s)
Yoontae Kim, Eun Jin Lee, Anthony Kotula, Shozo Takagi, Laurence C. Chow, Styliani Alimperti
… of solid powder [tetracalcium phos-phate (TTCP), dicalcium phosphate anhydrous (DCPA)] and a liquid [Polyvinyl bu-tyral … (0.01, 0.1, and 0.5 mol/L) of the aqueous sodium phosphate dibasic (Na2 HPO4) bath that serves as a hardening … 3D printing, osteoclast, hydroxyapatite, calcium phosphate cement …

Potential energy surface for interactions between two hydrogen molecules

September 4, 2008
Author(s)
Allan H. Harvey, Konrad Patkowski, Wojciech Cencek, Piotr Jankowski, Krzysztof Szalewicz, Giovanni Garberoglio
… energies of interaction between two ground-state hydrogen molecules with intramolecular distances fixed at … computational chemistry, hydrogen, potential energy surface, second virial coefficient … Potential energy surface for interactions between two hydrogen molecules …

Effect of Tooth-Bound Fluoride on Enamel Demineralization/Remineralization in Vitro

May 1, 1999
Author(s)
Shozo Takagi, N S. Liao, Laurence C. Chow
… control group that received no treatment, (2) acidulated phosphate fluoride (APF) group that received 5 cycles of a 4 … in the RS for 2 days (RS changed daily), and (3) dicalcium phosphate dihydrate (DCPD) -APF group that received 5 cycles … acidulated phosphate fluoride, dicalcium phosphate dihydrate, …
Displaying 326 - 350 of 1646
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