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Search Publications

NIST Authors in Bold

Displaying 1001 - 1025 of 1600

MEMS Kinematics by Super-Resolution Fluorescence Microscopy

September 27, 2012
Author(s)
Craig D. McGray, Samuel M. Stavis, Joshua Giltinan, Eric Eastman, Samara L. Firebaugh, Jenelle Piepmeier, Jon C. Geist, Michael Gaitan
… stepwise motion of a scratch drive actuator across each of 500 duty cycles with 0.13-nm localization precision, 1.85-nm …

High-current dc power transmission in flexible RE-Ba 2 Cu 3O 7-d coated conductor cables

December 1, 2011
Author(s)
Daniel C. van der Laan, Loren F. Goodrich, Timothy J. Haugan
… require 5 MW of dc power transmission at 270 V and 18,500 A and would benefit from superconducting transmission in … needs, we have constructed a 10 mm diameter RE-Ba 2 Cu 3 O 7-δ (RE = rare earth) coated conductor cable that is lighter … superconducting cables, and that has a critical current of 7,561 A at 76 K. The cable is expected to have a critical …

Improved Isotopic Analysis With a Large Array of Gamma-Ray Microcalorimeters

June 30, 2009
Author(s)
Nikhil Jethava, Joel N. Ullom, Douglas A. Bennett, William B. Doriese, James A. Beall, Gene C. Hilton, Robert D. Horansky, Kent D. Irwin, Eric Sassi, Leila R. Vale, Minesh K. Bacrania, Andrew Hoover, P. J. Karpius, Michael W. Rabin, Clifford R. Rudy, Duc T. Vo
… error in the 240 Pu line intensity is approximately 0.7%, which is comparable to the systematic error in a measurement with a 500 eV germanium sensor. Hence, we have reached an important …

Improved Isotopic Analysis with a Large Array of Gamma-ray Microcalorimeters

June 30, 2009
Author(s)
Nikhil Jethava, Joel N. Ullom, Douglas A. Bennett, William B. Doriese, James A. Beall, Gene C. Hilton, Robert D. Horansky, Kent D. Irwin, Eric Sassi
… error in the 240Pu line intensity is approximately 0.7 %, which is comparable to the systematic error in a measurement with a 500 eV germanium sensor. Hence, we have reached an important …

Target Penetration of Laser-Based 3D Imaging Systems

January 19, 2009
Author(s)
Geraldine S. Cheok, Kamel S. Saidi, Marek Franaszek
… diffuse, have uniform reflectivity for wavelengths between 500 nm to 1600 nm (wavelengths of most commercially-available …

R-22 Replacement Status

August 1, 2004
Author(s)
J M. Calm, Piotr A. Domanski
… and spans cooling capacities from 2 kW to 33 MW (1/2 to 9,500 tons). There is no single-compound refrigerant to …

Compound semiconductor oxide antireflection coatings

May 15, 2000
Author(s)
K. J. Knopp, Richard Mirin, Kristine A. Bertness, Kevin L. Silverman, David H. Christensen
We report the development of high quality, broad-bandwidth, antireflection (AR) coatings using the low index provided by wet thermally oxidized Al 0.98Ga 0.02As. We address the design criteria, fabrication, and characterizations of AR coatings composed of

Tunable X-band opto-electronic synthesizer with ultralow phase noise

March 29, 2024
Author(s)
Igor Kudelin, Pedram Shirmohammadi, William Groman, Samin Hanifi, Megan Kelleher, Dahyeon Lee, Takuma Nakamura, Charles McLemore, Steven Bowers, Franklyn Quinlan, Scott Diddams
… of 1×10−13 at 0.1 s. Spot tuning away from this point by ±500 MHz, ±1 GHz, and ±2 GHz, yields phase noise at 10 kHz …
Displaying 1001 - 1025 of 1600
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