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Displaying 351 - 375 of 1600

Property-Performance Studies of SnO 2 Sensing Films Using Micromachined Arrays

February 22, 1999
Author(s)
R M. Walton, Richard E. Cavicchi, Stephen Semancik
… are deposited by heating each 100 υm by 100 υm hotplate to 500 degrees C to 600 degrees C in a flow of tetramethyltin … Cu and Ni) with gas sensing response from 100 degrees C to 500 degrees C. SEM images show that annealing changes the …

Evidence for Anisotropic Polar Nanoregions in Relaxor Pb(Mg 1/3} Nb 2/3} )O 3 : A Neutron Study of the Elastic Constants and Anomalous TA Phonon Damping in PMN

September 18, 2012
Author(s)
Christopher K. Stock, Peter M. Gehring, H. Hiraka, I. Swainson, Guangyong Xu, Z.-G. Ye, J.-F. Li, D. Viehland
… for pure PbTiO 3 . We show that while the values of C 44 are quite similar, those for C 11 and C 12 are … constants also show an increased elastic anisotropy (2C 44 /(C 11-C D12)) in PMN versus that in PbTiO 3 . These …

Formation of Macropores in Calcium Phosphate Cement Implants

February 1, 2001
Author(s)
Shozo Takagi, Laurence C. Chow
… n = 6) expressed as volume fraction in % were 0, 18.9 1.7, 26.9 1,6m 38,3 4.4 and 50.3 2.7 for the expressed as volume fraction in % were 0, 18.9 1.7, 26.9 1.6, 38.3 4.4 and 50.3 2.7 for the control, A, B, C …

Device-Level Jitter as a Probe of Ultrafast Traps in High-k MOSFETs

April 16, 2016
Author(s)
Dmitry Veksler, Jason Campbell, Kin Cheung, J. Zhong, H. Zhu, C. Zhao
A methodology for evaluation of ultra-fast interfacial traps, using jitter measurements as a probe, is developed. This methodology is applied to study the effect of PBTI stress on density of ultra-fast electron traps (with 500ps to 5ns characteristic

Use of radiation pressure for measurement of high-power laser emission

October 15, 2013
Author(s)
Paul A. Williams, Joshua A. Hadler, Robert Lee, Frank Maring, John H. Lehman
… Using an off-the-shelf high-accuracy mass scale and a 500 W Yb-doped fiber laser and a 92 kW CO2 laser, we show … optical power measurements with an accuracy of at least 7 %. We find a negligible contribution from radiometric …

R-22 Replacement Status (in Russian)

June 25, 2008
Author(s)
J M. Calm, Piotr A. Domanski
… versatile refrigerant ranges from 2 kW to 33 MW (0.5 to 9,500 tons) in cooling capacity. R-22 use includes equipment …

Fiber-laser frequency combs with subhertz relative linewidths

October 15, 2006
Author(s)
William C. Swann, John J. McFerran, Ian R. Coddington, Nathan R. Newbury, Ingmar Hartl, Martin E. Fermann, Paul S. Westbrook, Jeffrey W. Nicholson, K Feder, Carston Langrock, Martin M. Fejer
… integrated optical phase jitter of 1 rad in a 60 mHz to 500 kHz bandwidth. The projected relative pulse timing jitter …

R-22 Replacement Status (In Spanish)

August 1, 2006
Author(s)
J M. Calm, Piotr A. Domanski
… versatile refrigerant ranges from 2 kW to 33 MW (0.5 to 9,500 tons) in cooling capacity. R-22 use includes equipment …

R-22 Replacement Status (in Italian)

February 1, 2006
Author(s)
J M. Calm, Piotr A. Domanski
… versatile refrigerant ranges from 2 kW to 33 MW (0.5 to 9,500 tons) in cooling capacity. R-22 use includes equipment …

R-22 Replacement Status (in Polish)

August 1, 2005
Author(s)
J M. Calm, Piotr A. Domanski
… versatile refrigerant ranges from 2 kW to 33 MW (0.5 to 9,500 tons) in cooling capacity. R-22 use includes equipment …

R-22 Replacement Status

November 1, 2004
Author(s)
J M. Calm, Piotr A. Domanski
… versatile refrigerant ranges from 2 kW to 33 MW (0.5 to 9,500 tons) in cooling capacity. R-22 use includes equipment …

R-22 Replacement Status (in Chinese)

September 17, 2004
Author(s)
J M. Calm, Piotr Domanski
… versatile refrigerant ranges from 2 kW to 33 MW (0.5 to 9,500 tons) in cooling capacity. R-22 use includes equipment …

An Ultrasonic Absolute Power Transfer Standard

March 1, 1984
Author(s)
Steven E. Fick, Donald G. Eitzen, Carl E. Tschiegg, Franklin R. Breckenridge
… can be calibrated at output powers ranging from 5 mW to 500 mW at frequencies between 1 and 20 MHz. …

Report of the 102nd National Conference on Weights and Measures (2017)

July 11, 2018
Author(s)
Tina G. Butcher, Linda D. Crown, Richard A. Harshman, David A. Sefcik, Lisa Warfield
The 102nd Annual Meeting of the National of the National Conference on Weights and Measures (NCWM) was held July 16-20, 2017, at the Omni William Penn Hotel, Pittsburgh, Pennsylvania. The theme of the meeting was "Tradition and Technology: Finding the

Spectroscopic Measurements and Models of Energy Deposition in the Substrate of Quantum Circuits by Natural Ionizing Radiation

November 12, 2024
Author(s)
Joseph Fowler, Paul Szypryt, Raymond Bunker, Ellen Edwards, Ian Fogarty Florang, JIANSONG GAO, Shannon Hoogerheide, Ben Loer, Hans Mumm, Nathan Nakamura, John Orrell, Elizabeth M. Scott, Jason Stevens, Daniel Swetz, Brent VanDevender, Michael Vissers, Joel Ullom
… spectra in silicon substrates of two thicknesses, 500 and 1500 µm, and one area, 25 mm 2 . The observed spectra … by a factor of 40 000 between 100 keV and 3 MeV for the 500-µm substrate. We integrate the spectra to obtain the … when counting events that deposit at least 40 keV for the 500-µm-thick substrate. We find that the cryogenic …
Displaying 351 - 375 of 1600
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