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Displaying 1001 - 1025 of 3086

Limitations of X-ray reflectometry in the presenceof surface contamination

June 13, 2012
Author(s)
Donald A. Windover, David L. Gil
… methods from simulated data of clean and contaminated TiN thin films are compared at varying degrees of data … the contamination's contribution to the uncertainty in the TiN layer thickness. We conclude, then, that effective and …

Certification of Standard Reference Material(R) 956e Electrolytes in Frozen Human Serum

April 2, 2025
Author(s)
Lee Yu, Steven Christopher, Regina Easley, Monique Johnson, Dennis Leber, Thomas Vetter, Jason Waters, Charles Barber, Karen Murphy, Laura Wood, Stephen Chin, Murli Narayan, Alexander Rhodes, Michael Nash
… This SRM can be used for calibrating direct-reading ion-selective electrode (ISE) analyzers, and for validating … Standard C29-A2, Standardization of Sodium and Potassium Ion-Selective Electrode Systems to the Flame Photometric … (Mg), Phosphorus (P), Potassium (K), Sodium (Na), Ion selective electrode. …

Method for combined biometric and chemical analysis of human fingerprints

June 2, 2014
Author(s)
Jessica L. Staymates, Shahram Orandi, Matthew E. Staymates, John G. Gillen
… within a single sample. The method described here uses ion mobility spectrometry (IMS) as a chemical detection … biometrics, fingerprints, explosives, narcotics, ion mobility spectrometry …

Lead-Free Solders: A Change in the Electronics Infrastructure

September 1, 1999
Author(s)
C A. Handwerker
… electronics assembly has, from its infancy, been based on tin-lead solder (Sn/Pb), a mixture of tin and lead in the ratio of approximately 63/37 (by weight) … of the definition of a drop-in replacement for eutectic tin-lead solders. Such an alloy would exhibit the following …

Multiferroic Quantum Material Ba2Cu1-xMnxGe2O7(O?x?1) as a Potential Candidate for Frustrated Heisenberg Antiferromagnet

July 30, 2024
Author(s)
Henrik Thoma, Rajesh Dutta, Vladimir Hutanu, Veronica Granata, Rosalba Fittipaldi, Qiang Zhang, Jeffrey Lynn, Petr Cermak, Nazir Khan, Shibabrata Nandi, Manuel Angst
… interaction (DMI) and the absence of single ion anisotropy (SIA). This phase, however, could not be … Multiferroic, Ba2Cu1-xMnxGe2O7, single ion anisotropy, Dzyaloshinskii-Moriya interaction, Quantum …

Arsenic and Antimony Implantations in SiC

October 12, 2021
Author(s)
J R. Tucker, M Rao, O W. Holland, P Chi, N A. Papanicolaou, J A. Freitas
… at room temperature (RT) and 800 degrees C. Secondary ion mass spectrometry measurements showed severe … implantation, Rutherford back scattering, secondary ion mass spectrometry, silicon carbide …
Displaying 1001 - 1025 of 3086
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