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Displaying 901 - 925 of 2915

Dilution control in Gas-tungsten arc welds involving superaustenitic stainless steels and nickel-based alloys

December 1, 2001

Author(s)

Stephen W. Banovic, J N. DuPont, A R. Marder

… arc welds involving superaustenitic stainless steels and nickel-based alloys …

Development of a Freckle Predictor via Rayleigh Number Methodm for Single-Crystal Nickel-Base Superalloy Castings

October 1, 2000

Author(s)

C Beckermann, J P. Gu, William J. Boettinger

… Predictor via Rayleigh Number Methodm for Single-Crystal Nickel-Base Superalloy Castings …

Examination of Sn Electrodeposit on a Substrate Not Forming Intermetallic

October 16, 2008

Author(s)

Maureen E. Williams, Kil-Won Moon, William J. Boettinger, Daniel Josell

… (IMC) formation at the interface between the tin (Sn) plating and the copper (Cu) substrate of electronic …

Combinatorial Measurements of Crystallization Growth Rate and Morphology in Thin Films of Isotactic Polystyrene

April 1, 2003

Author(s)

Kathryn L. Beers, Jack F. Douglas, Eric J. Amis, Alamgir Karim

Combinatorial methods are utilized to study the influence of film thickness, h, and crystallization temperature, T, on the crystallization of isotactic polystyrene. Films with continuous gradients in film thickness were prepared by flow coating and

Low Energy, Ion-Induced Electron and Ion Emission from Stainless Steel: The Effect of Oxygen Coverage and the Implications for Discharge Modeling

February 1, 1999

Author(s)

S. G. Walton, J. C. Tucek, R. Champion, Yicheng Wang

Absolute yields of electrons and negative ions resulting from positive ions impacting stainless steel have been determined as a function of impact energy for clean and oxygen-covered surfaces. Photoelectron emission has been used to monitor the effect of

FT-IR Based Polarimeter with High-Quality Brewster-Angle Polarizers

October 8, 1998

Author(s)

Simon G. Kaplan, Leonard M. Hanssen

A Fourier transform infrared (FT-IR) spectrometer based broadband infrared polarimeter has been developed around a pair of high-quality Brewster angle polarizers. These polarizers consist of four Ge plates in a chevron geometry and have been measured to

Microstuctural Characterization of Hardened Steel by Nondestructive Methods

July 1, 1997

Author(s)

P T. Purtscher, B Igarashi, Donna C. Hurley, K W. Hollman

This paper describes the application of a variety of methods to the nondesctructive characterization (NDC) of microstructure in hardened steels. The measurements include ultrasonic velocity, nonlinear ultrasonics, resonant ultrasonic spectroscopy (RUS)

NIST Experience with Non-Rotating Force-Balanced Piston Gauges for Low Pressure Metrology

September 6, 2009

Author(s)

Jay H. Hendricks, Douglas A. Olson

The National Institute of Standards and Technology (NIST) Low Pressure Manometry Project maintains and operates primary standard ultrasonic interferometer manometers (UIMs) over the pressure range of 1 mPa to 360 kPa. Over the past decade a new type of

Concept to Commercialization of an Artifact for Evaluating 3D Imaging Systems per the ASTM E3125- 17

June 29, 2018

Author(s)

Balasubramanian Muralikrishnan, Prem K. Rachakonda, Vincent D. Lee, Katharine M. Shilling, Daniel S. Sawyer, Geraldine S. Cheok, Luc Cournoyer, Joe Gleason

The newly released ASTM E3125-17 standard describes several point-to-point distance tests to evaluate the performance of spherical coordinate 3D imaging systems, commonly referred to as terrestrial laser scanners (TLS). The relative-range error test, which

Thermal-Conductivity Apparatus for Steady-State, Comparative Measurement of Ceramic Coatings

August 1, 2000

Author(s)

Andrew J. Slifka

An apparatus has been developed to measure the thermal conductivity of ceramic coatings. Since the method uses an infrared microscope for temperature measurement, coatings as thin as 20 m can, in principle, be measured using this technique. This steady

SCATTERFIELD MICROSCOPY, REVIEW OF TECHNIQUES THAT PUSH THE FUNDAMENTAL LIMITS OF OPTICAL DEFECT METROLOGY

March 25, 2013

Author(s)

Richard M. Silver, Bryan M. Barnes, Francois R. Goasmat, Hui Zhou, Martin Y. Sohn

… SCATTERFIELD MICROSCOPY, REVIEW OF TECHNIQUES THAT PUSH THE FUNDAMENTAL LIMITS OF OPTICAL DEFECT METROLOGY …

Fundamental Reaction-Transport Model for Simulating Microstructure Development in Hydrating Cement Pastes

July 13, 2007

Author(s)

Jeffrey W. Bullard

… 12th International Congress on the Chemistry of Cement … Fundamental Reaction-Transport Model for Simulating …

2002 CODATA recommended values of the fundamental physical constants, page size table

January 1, 2005

Author(s)

Peter J. Mohr

… (NIST SP) - … 2002 CODATA recommended values of the fundamental physical constants, page size table …

Infrared Spectrum of the Continuum and Dimer Absorption in the Vicinity of the O 2 Vibrational Fundamental in O 2 /CO 2 Mixtures

January 1, 2004

Author(s)

Yuri I. Baranov, Walter J. Lafferty, Gerald T. Fraser

… and Dimer Absorption in the Vicinity of the O 2 Vibrational Fundamental in O 2 /CO 2 Mixtures …

Testing the Stability of Fundamental Constants with the 199 Hg + Single-Ion Optical Clock

January 1, 2003

Author(s)

S Bize, Scott Diddams, U Tanaka, C E. Tanner, W Oskay, Robert E. Drullinger, Tom Parker, Thomas P. Heavner, Steven R. Jefferts, Leo W. Hollberg, Wayne M. Itano, James C. Bergquist

… … Physical Review Letters … Testing the Stability of Fundamental Constants with the 199 Hg + Single-Ion Optical …

The Fundamental Neutron Physics Facilities at NIST, ed. by J.L. Duggan and I.L. Morgan

January 1, 2003

Author(s)

P R. Huffman, Muhammad Arif, Maynard S. Dewey, Thomas R. Gentile, David M. Gilliam, David L. Jacobson, Jeffrey S. Nico, Alan K. Thompson

… Application of Accelerators in Research and Industry … The Fundamental Neutron Physics Facilities at NIST, ed. by J.L. …

Torsional Splittings in Small-Amplitude Vibrational Fundamental States of Methanol-Type Molecules

January 1, 2001

Author(s)

Jon T. Hougen

… … Torsional Splittings in Small-Amplitude Vibrational Fundamental States of Methanol-Type Molecules …

CODATA Recommended Values of the Fundamental Constants ed. by K.A. Berrington and K.L Bell

January 1, 2000

Author(s)

Peter J. Mohr, Barry N. Taylor

… … AIP Conference … CODATA Recommended Values of the Fundamental Constants ed. by K.A. Berrington and K.L Bell …

CODATA Recommended Values of the Fundamental Constants, ed. by K.A. Berrington and K.L. Bell

January 1, 2000

Author(s)

Peter J. Mohr, Barry N. Taylor

… International Conference … CODATA Recommended Values of the Fundamental Constants, ed. by K.A. Berrington and K.L. Bell …

The 1998 CODATA Internationally Recommended Values of the Fundamental Physical Constants (version 3.0)

January 1, 1999

Author(s)

Peter J. Mohr, Barry N. Taylor, Jonathan Baker, Michael A. Douma

… … The 1998 CODATA Internationally Recommended Values of the Fundamental Physical Constants (version 3.0) …

The 1998 CODATA Recommended Values of the Fundamental Physical Constants, Web Version 3.0

January 1, 1999

Author(s)

Peter J. Mohr, Barry N. Taylor, Michael A. Douma, Jonathan Baker

… … The 1998 CODATA Recommended Values of the Fundamental Physical Constants, Web Version 3.0 …

A NLTE analysis of the Zeta Aurigae B-type secondary. I. Determination of the fundamental stellar parameters

January 1, 1995

Author(s)

P D. Bennet, A Brown, J L. Linsky

… the Zeta Aurigae B-type secondary. I. Determination of the fundamental stellar parameters …

Circular of the Bureau of Standards no. 480::fundamental techniques in the frequency adjustment of quartz crystals

January 1, 1949

Author(s)

Leland T Sogn, Catherine Barclay

… NBS CIRC 480 … Circular of the Bureau of Standards no. 480::fundamental techniques in the frequency adjustment of quartz …

On Feedback Functions of Maximum Length Nonlinear Feedback Shift Registers

August 2, 2010

Author(s)

Cagdas Calik, Meltem Sonmez Turan, Ferruh Ozbudak

… Sonmez Turan , Ferruh Ozbudak … IEICE Transactions on Fundamentals of Electronics Communications and Computer …

Specifications for Intelligent Systems: How do they differ from those of Non-intelligent Ones?

December 4, 2002

Author(s)

Elena R. Messina, Hui-Min Huang

… R. Messina , Hui-Min Huang … Proceedings of the Theoretical Fundamentals of Intelligent Systems: Computational Semiotics …

Advanced communications
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Artificial intelligence
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Buildings and Construction
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Chemistry
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Electronics
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Nanotechnology
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