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James P. Cline, Marcus H. Mendenhall, Joseph J. Ritter, David R. Black, Albert Henins, John E. Bonevich, Pamela S. Whitfield, James J. Filliben
This rather long-standing project has resulted in a National Institute of Standards and Technology (NIST) Standard Reference Material (SRM) for the analysis of
David R. Black, Marcus H. Mendenhall, Albert Henins, James Filliben, James P. Cline
The National Institute of Standards and Technology (NIST) certifies a suite of Standard Reference Materials (SRMs) to be used to evaluate specific aspects of
David R. Black, Marcus H. Mendenhall, Albert Henins, James J. Filliben, James P. Cline
The National Institute of Standards and Technology (NIST) certifies a suite of Standard Reference Materials (SRMs) to evaluate specific aspects of instrument
Marcus H. Mendenhall, Lawrence T. Hudson, Csilla I. Szabo-Foster, Albert Henins, James P. Cline
Abstract We present newly measured spectra of the X-ray emission of a molybdenum metal anode subject to electron bombardment, using a very high dispersion
Lawrence T. Hudson, James P. Cline, Albert Henins, Marcus H. Mendenhall, Csilla I. Szabo-Foster
We report recent advances in absolute x-ray wavelength metrology in the context of producing modern standard reference data. Primary standard x-ray wavelengths
Lawrence T. Hudson, John F. Seely, Uri Feldman, Albert Henins
An x-ray spectrometer employing a thin (50 μm) silicon transmission crystal was used to record high-resolution Cu Kα spectra from a laboratory x-ray source. The
Marcus H. Mendenhall, Albert Henins, Lawrence T. Hudson, Csilla I. Szabo-Foster, Donald A. Windover, James P. Cline
The structure of the x-ray emission lines of the Cu Kα complex has been remeasured on a newly commissioned instrument, in a manner directly traceable to the
Ernest G. Kessler Jr., Csilla I. Szabo-Foster, James P. Cline, Albert Henins, Lawrence T. Hudson, Marcus H. Mendenhall, Mark D. Vaudin
Precision lattice spacing comparison measurements at the National Institute of Standards and Technology (NIST) provide traceability of x-ray wavelength and
Lawrence T. Hudson, John F. Seely, Albert Henins, Uri Feldman
A Cauchois transmission-crystal spectrometer has been developed with high crystal resolving power in the 6 keV to 15 keV energy range and sufficient sensitivity
Marcus H. Mendenhall, Albert Henins, Donald A. Windover, James P. Cline
We present details on the alignment and calibration of a goniometer assembly consisting two stacked, optically encoded, vertical axis rotation stages. A
James P. Cline, Marcus H. Mendenhall, David R. Black, Donald A. Windover, Albert Henins
The laboratory X-ray powder diffractometer is one of the primary analytical tools in materials science. It is applicable to nearly any crystalline material, and
Marcus H. Mendenhall, Donald A. Windover, Albert Henins, James P. Cline
We present a simple way to collect data from an optical position or angle encoder with a readout which interpolates values between the optical features, and to
Lawrence T. Hudson, M N. Kinnane, Albert Henins, M H. Mendenhall
We describe a simple method for high-precision rotary angle encoder calibration. By using a redesigned electronic nulling autocollimator, a mirrored-polygon
Lawrence T. Hudson, C T. Chantler, A.T. Payne, M N. Kinnane, John D. Gillaspy, L F. Smale, Albert Henins, J A. Kimpton, E Takacs
Quantum Electro-Dynamics (QED) is the best tested theory of our physical world, yet significant disagreements have emerged between attempts to apply QED to
Lawrence T. Hudson, John F. Seely, Jack L. Glover, Albert Henins, Nino R. Pereira
Ultra-thin curved transmission crystals operating in the Cauchois spectrometer geometry were evaluated for the purpose of achieving high spectral resolution in
John J. Curry, Albert Henins, E. G. Estupinan, S. D. Shastri, Jonathan E. Hardis, W. P. Lapatovich
The influence of GaI$_3$, InI, and TlI on the evaporation characteristics of CeI$_3$ have been studied over the temperature range 900 K to 1400 K using x-ray
John J. Curry, Albert Henins, Jonathan E. Hardis, E. G. Estupinan, W. P. Lapatovich, S. D. Shastri
The vapors in equilibrium with condensates of DyI$_3$, DyI$_3$/InI, TmI$_3$, and TmI$_3$/TlI have been observed over the temperature range 900 K to 1400 K using
James P. Cline, David R. Black, Albert Henins, John E. Bonevich, Whitfield S. Pam, Paolo Scardi, Matteo Leoni
A NIST SRM certified to address the issue of crystallite size measurement through a line profile analysis has been under development for several years. In order
Lawrence T. Hudson, C T. Chantler, M N. Kinnane, John D. Gillaspy, A.T. Payne, L F. Smale, Albert Henins, Joshua M. Pomeroy, J A. Kimpton, E Takacs, K Makonyi
We find that Epps [1] hypothesis - namely that the current experimental data set is well represented by a small constant or zero offset from the predictions of
James P. Cline, David R. Black, Donald A. Windover, Albert Henins
The laboratory X-ray powder diffractometer offers several virtues that have rendered it a principal characterization device providing critical data for a range
Lawrence T. Hudson, C T. Chantler, Mark N. Kinnane, John D. Gillaspy, A.T. Payne, L F. Smale, Albert Henins, Joseph N. Tan, J A. Kimpton, E Takacs, K Makonyi, Joshua M. Pomeroy
We report the measurement of the w (1s2p 1P1 ! 1s2 1S0) resonance line transition energy in helium-like titanium. Our result, 4749.85(7) eV, deviates from the