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Displaying 951 - 975 of 1910

The Pan-STARRS1 Photometric System

May 10, 2012
Author(s)
J. L. Tonry, Christopher W. Stubbs, Keith R. Lykke, Peter Doherty, I. S. Shivvers, W. S. Burgett, K. C. Chambers, K. W. Hodapp, N. Kaiser, R -. Kudritzki, E. A. Magnier, J. S. Morgan, P. A. Price, R. J. Wainscoat
… multi-color observations of the sky north of declination −30 to unprecedented depths. These data are being …

Viscosity and Density of CuO Nanolubricant

June 23, 2009
Author(s)
Mark A. Kedzierski
… chiller lubricant. The CuO particles were approximately 30 nm-diameter, spherical, and well dispersed. The density of …

A Threat Analysis on UOCAVA Voting Systems

December 19, 2008
Author(s)
Andrew R. Regenscheid, Nelson E. Hastings
… analysis based on the methodology provided in NIST SP 800-30 for each method. As part of the analysis, mitigating …

Polycapillary X-Ray Optics for X-Ray Astronomy

October 16, 2008
Author(s)
C H. Russell, Andrey Guber, K Kolodziejczak, M Joy, C A. MacDonald, W M. Gibson
… efficiencies greater than 5% and signal gains over 30 for energies up to 50 keV. Furthermore the results show …

Simplified motional heating rate measurements of trapped ions

September 19, 2007
Author(s)
Ryan Epstein, Signe Seidelin, Dietrich G. Leibfried, Janus Wesenberg, John J. Bollinger, Jason Amini, Brad R. Blakestad, Joseph W. Britton, Jonathan Home, Wayne M. Itano, John D. Jost, Emanuel H. Knill, C. Langer, R. Ozeri, Nobuyasu Shiga, David J. Wineland
We measure motional heating rates of trapped atomic ions, a factor that influences multi-ion quantum logic gate fidelities. Two simplified techniques are developed for this purpose: one relies on Raman sideband detection implemented with a single laser

International Comparison of Impact Reference Materials (2004)

April 3, 2006
Author(s)
Christopher N. McCowan, G. Roebben, Y. Yamaguchi, S. Lefrancois, Jolene D. Splett, S. Takagi, A. Lamberty
… of certified reference specimens, at low (15 J), medium (30 J), and high energy (100 J) levels were produced and …

Microfabricated Atomic Frequency References

August 1, 2005
Author(s)
John Kitching, Svenja A. Knappe, Li-Anne Liew, John M. Moreland, Peter D. Schwindt, V Shah, V Gerginov, Leo W. Hollberg
… a total volume below 1 cm 3 , a power dissipation near 30 mW and a fractional frequency instability below 10^-11^ …

Microfabricated atomic frequency references

June 7, 2005
Author(s)
John E. Kitching, Svenja A. Knappe, Li-Anne Liew, John Moreland, P Schwindt, V Shah, Vladislav Gerginov, Leo W. Hollberg
Using microfabrication processes, we have been able to construct physics packages for vapour cell atomic frequency references 100¿ smaller than previously existing versions, with a corresponding reduction in power consumption. In addition, the devices

Microfabricated Atomic Clocks

January 1, 2005
Author(s)
John E. Kitching, Svenja A. Knappe, Li-Anne Liew, P Schwindt, V Shah, John M. Moreland, Leo W. Hollberg
… a total volume below 1 cm 3 , a power dissipation near 30 mW and a fractional frequency instability below 10 -11 at …
Displaying 951 - 975 of 1910
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