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 1 - 25 of 1455

No Calcium Fluoride Found in Plaque Following a NaF Rinse

February 24, 2010
Author(s)
Gerald L. Vogel, Livia M. Tenuta, Gary E. Schumacher, Laurence C. Chow
… Background: Plaque calcium fluoride or biological/bacterial calcium-fluoride deposits appear to be the source of cariostatic concentrations of fluoride in plaque fluid. Aims: (1) To quantify the amount of … Fluoride, plaque, fluoride-binding, calcium … No Calcium Fluoride Found in Plaque Following a NaF Rinse …

Analysis of One-Minute Potentially Available Fluoride from Dentifrice

December 4, 2014
Author(s)
Clifton Carey, Erin Holahan
… Previous reports found that some fluoride containing dentifrices do not release effective concentrations of fluoride during brushing. Failure to release fluoride can be due to dentifrice matrix components that … Analysis, available fluoride, dentifrice, fluoride, Fluoride Ion-Selective …

Application of a Gas-Liquid Entraining Rotor to Supercritical Fluid Extraction: Removal of Iron (III) From Water

May 1, 2003
Author(s)
W C. Andersen, Thomas J. Bruno
… improve the supercritical fluid extraction efficiency of iron removal from water. Metal beta-diketonate complexes with … C02 phase and the metal ion-rich aqueous phase. Iron (111) was extracted from water with the chelating agent … C and 20.8 MPa. With entrainment, 78.6 percent of the iron was removecfrom the aqueous phase. This represents a …

Fluoride in Plaque Fluid, Plaque, and Saliva Measured for 2 Hours After a Sodium Fluoride Monofluorophosphate Rinse

September 1, 2000
Author(s)
Gerald L. Vogel, Y Mao, Laurence C. Chow, H M. Proskin
… Sodium monofluorophosphate (NaMFP) and sodium fluoride (NaF) are the two most common sources of fluoride used in currently marketed fluoride dentifrices. The purpose of this study was to … fluoride, plaque, plaque-fluid, rinse, saliva … Fluoride in Plaque Fluid, Plaque, and Saliva Measured for 2 …

Effect of a Water Rinse on Labile Fluoride and Ether Ions in Plaque and Saliva Before and After Conventional and Experimental Fluoride Rinses

March 1, 2001
Author(s)
Gerald L. Vogel, Z Zhang, Laurence C. Chow, Gary E. Schumacher
… ion concentrations in oral fluids, especially after a fluoride dentifrice application, where a persistent increase in fluid fluoride can mitigate or reverse caries progression. In this … study the effect of an experimental and a conventional fluoride rinses on the in vitro and in vivo water-induced …

Salivary Fluoride From Fluoride Dentifrices or Rinses After Use of a Calcium Pre-Rinse or Calcium Dentifrice

May 1, 2006
Author(s)
Gerald L. Vogel, David Shim, Gary E. Schumacher, Clifton M. Carey, Laurence C. Chow, Shozo Takagi
… Fluoride (F) in oral fluids, which appears to be primarily … of this ion, appears to be maintained by the release of fluoride from bioavailable calcium - fluoride reservoirs such as calcium fluoride (CaF2) or … calcium, dentifrice, fluoride, rinse, saliva … Salivary Fluoride From Fluoride Dentifrices or Rinses After Use of a …

Calcium Fluoride Precipitation and Deposition From 12mmol/L Fluoride Solutions With Different Calcium Addition Rates

October 1, 2009
Author(s)
Milenko Markovic, Shozo Takagi, Laurence C. Chow, Stanislav A. Frukhtbeyn
… was used to study the potential improved efficacy of fluoride (F) rinses with a built-in mechanism for continuous … The effects of different Ca addition rates on calcium fluoride (CaF2) formation and deposition were determined. … a model substrate were investigated in 12 mmol/L sodium fluoride (NaF) solutions to which 0.1 mol/L calcium chloride …

Effect of a Low-Fluoride-Content, Two-Component Rinse on Fluoride Uptake and on De-and Remineralization of Enamel Lesions: An In Vitro Study

June 1, 2001
Author(s)
Shozo Takagi, H Liao, Laurence C. Chow
… effect of calcium (Ca) concentrations and added ethanol on fluoride (F) depositions by experimental two-component … 7 times greater than a conventional 13.2-mmol/I sodium fluoride (NaF) rinse. In a second experiment, an in vitro pH … as did the 13.2-mmol/I NaF rinse which had 4 times the fluoride content. The results suggest that it is possible to …

Effect of a Calcium Pre-Rinse on Salivary Fluoride After a 228-ppm Fluoride Rinse

August 1, 2005
Author(s)
Gerald L. Vogel, Laurence C. Chow, Clifton M. Carey, Gary E. Schumacher, Shozo Takagi
… F rinse would cause an increase in the post rinse salivary fluoride (F). The three pre-rinses tested, (30, 150 or 300) … and thus increases the 1 h concentration of salivary fluoride. … calcium, fluoride, pre-rinse, saliva … Effect of a Calcium Pre-Rinse on Salivary Fluoride After a 228-ppm Fluoride Rinse …

Remineralization Effect of a Low-Concentration Fluoride Rinse in an Intraoral Model

April 1, 2002
Author(s)
Laurence C. Chow, Shozo Takagi, Stanislav Frukhtbeyn, B A. Sieck, Edward E. Parry, N S. Liao, Gary E. Schumacher, Milenko Markovic
… hexafluorosilicate-calcium chloride-based two-solution fluoride (F) rinse containing 6 mmol/l of F was more effective than a 12 mmol/l F sodium fluoride rinse in depositing F on tooth surfaces and … calcium fluoride, enamel, fluoride, fluoride rinse, in vivo remineralization model, …

Intrinsic Birefringence in Calcium Fluoride and Barium Floride

December 1, 2001
Author(s)
John H. Burnett, Zachary H. Levine, Eric L. Shirley
… We have measured an intrinsic birefringence in calcium fluoride in the ultraviolet for wavelengths from 365 nm down … of the effect of finite photon q on the index of calcium fluoride agrees qualitatively with the measurements, but … birefringence, CaF2, calcium fluoride …

Effect of In Vitro Acidification on Plaque Fluid Composition With and Without a NaF or a Controlled-Release Fluoride Rinse

September 1, 1999
Author(s)
Gerald L. Vogel, Z Zhang, Laurence C. Chow, Clifton M. Carey, Gary E. Schumacher, D Banting
… Plaque fluid ion concentration changes, especially fluoride, in response to the pH decrease associated with a … of the caries process. A controlled-release (CR) fluoride rinse, based on the controlled release of fluoride in the presence of calcium, has been shown to form …

Changes in Lactate and Other Ions in Plaque and Saliva After a Fluoride Rinse and Subsequent Sucrose Administration

January 1, 2002
Author(s)
Gerald L. Vogel, Z Zhang, Laurence C. Chow, A L. Galvin
… importance of the various proposed mechanistic effects of fluoride on the changes in oral ion concentrations associated … mechanisms and the delivery and clearance of both the fluoride rinse and the cariogenic substrate. Recently two … the ionic composition of human plaque and saliva after a fluoride rinse and a subsequent sucrose application, and to …

Reversible Room-Temperature Fluoride-Ion Insertion in a Tunnel-Structured Transition Metal Oxide Host

July 6, 2020
Author(s)
Cherno Jaye, Wasif Zaheer, Justin L. Andrews, Forrest P. Hyler, Conan Weiland, David A. Shapiro, Jinghua Guo, Jesus M. Velazquez, Sarbajit Banerjee, Abhishek Parija, Daniel Fischer
… change in volume of active electrodes upon metal–metal-fluoride interconversion and must further operate at elevated … Energy, Batteries, Intercalation, Fluoride-ion, Lithium-ion, XRD, XAS, HAXPES, STXM … Reversible Room-Temperature Fluoride-Ion Insertion in a Tunnel-Structured Transition …

Neutron Transmission of Single-Crystal Magnesium Fluoride

November 27, 2008
Author(s)
John Barker, David F. Mildner, Jose Rodriguez Rivera, P. Thiyagarajan
… The neutron attenuation through single-crystal magnesium fluoride has been measured as a function of wavelength at … neutron transmission, neutron attenuation, magnesium fluoride, absorption coefficient … Neutron Transmission of Single-Crystal Magnesium Fluoride …

Reduction of Cobalt and Iron Corroles and Catalyzed Reduction of CO 2

May 1, 2002
Author(s)
J Grodkowski, Pedatsur Neta, E Fujita, A Mahammed, L Simkhovich, Z Gross
… The role of cobalt and iron corroles in catalytic CO 2 reduction has been studied. … finding that the M I oxidation states of the cobalt and iron corroles can react with CO 2 is in contrast with the … CO 2 reduction, cobalt, corroles, electrochemistry, iron, photochemistry …

Effect of Essential Oil and Essential Oil Fluoride Mouthrinses on Plaque Metabolic Acids and pH After a Sucrose Challenge

November 1, 2004
Author(s)
J Z. Zhang, D S. Harper, S Zhou, Gerald L. Vogel, Gary E. Schumacher
… containing antiseptic mouthrinses, with or without 100-ppm fluoride ion, on the plaque metabolic acid production and … mouthrinse (EO), (2) essential oil mouthrinse plus 100-ppm fluoride ion (EOF), or 3) negative control for 30 seconds, … These results were not affected by the addition of 100-ppm fluoride to the EO mouthrinse. …

Index of Retraction and its Temperature Dependence of Calcium Fluoride Near 157nm

October 16, 2008
Author(s)
John H. Burnett, Ulf Griesmann, R Gupta, T E. Jou
… and its temperature dependence for two grades of calcium fluoride in N 2 gas. Accurate measurements of the quantitites … of the relative refractive index fro two grades of calcium fluoride in N 2 gas corrected to a temperature of 20 C and a … 157nm, C a F 2 calcium fluoride, index of refraction, refractive index …

Antibacterial and physical properties of calcium-phosphate and calcium-fluoride nanocomposites with chlorhexidine

February 6, 2012
Author(s)
Lei Cheng, Michael D. Weir, Hockin H. Xu, Alison M. Kraigsley, Nancy Lin, Sheng Lin-Gibson, Xuedong Zhou
… amorphous calcium phosphate (ACP) nanoparticles, calcium fluoride (CaF2) nanoparticles, and chlorhexidine (CHX), and … CaF2; nano CaF2 + 10% CHX. A commercial composite with fluoride release, a composite without fluoride release, and a resin-modified glass ionomer were …

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

May 1, 1999
Author(s)
Shozo Takagi, N S. Liao, Laurence C. Chow
… The effect of tooth-bound fluoride (F) on enamel caries formation was investigated … group that received no treatment, (2) acidulated phosphate fluoride (APF) group that received 5 cycles of a 4 min … acidulated phosphate fluoride, dicalcium phosphate dihydrate, fluorapatite, human …

Polarization and Structural Transitions of Irradiated Vinylidene Fluoride-Trifluoroethylene Copolymer

October 12, 2021
Author(s)
E Balizer, A S. DeReggi, Dan A. Neumann, Fred B. Bateman
… The structure and polarization of the 50 wt.% vinylidene fluoride-50 wt.% trifluoroethylene copolymer, a composition … irradiation, P(VDF-TrFE), polarization, polyvinylidene fluoride-trifluoroethylen, transitions … and Structural Transitions of Irradiated Vinylidene Fluoride-Trifluoroethylene Copolymer …
Displaying 1 - 25 of 1455
Was this page helpful?