Search Results - "O'Brian, T R"

Precision Spectroscopy in He as a Test of QED by Bergeson, S D, Balakrishnan, A, Baldwin, K G H, Lucatorto, T B, Marangos, J P, McIlrath, T J, O'Brian, T R, Rolston, S L, Sansonetti, C J, Wen, Jesse, Westbrook, N, Cheng, C H, Eyler, E E

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Verification of the ponderomotive approximation for the ac Stark shift in Xe Rydberg levels by O'Brian, TR, Kim, J, Lan, G, McIlrath, TJ, Lucatorto, TB

“…We report direct measurements of the ac Stark shifts of Xe Rydberg levels in high-intensity laser fields (up to 6 GW/cm[sup 2]), demonstrating the expected…”
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Electron temperature and density diagnostics in a helium glow discharge by DEN HARTOG, E. A, O'BRIAN, T. R, LAWLER, J.E

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NIST transmission density instrument by Early, Edward A., O'Brian, Thomas R.

“…The Optical Technology Division of NIST has developed a new instrument for measuring ISO standard visual diffuse transmission densities using the diffuse…”
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Radiative lifetimes in Si I from laser-induced fluorescence in the visible, ultraviolet, and vacuum ultraviolet by O'BRIAN, T. R, LAWLER, J. E

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Laser-induced fluorescence on Hg+ in Hg-Ar discharges by WAMSLEY, R. C, O'BRIAN, T. R, MITSUHASHI, K, LAWLER, J. E

“…The density of ground-state mercury ions in the cathode region of a fluorescent-lamp-like discharge is measured using laser-induced fluorescence (LIF) at 194.2…”
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Radiative lifetimes in CI and an atomic carbon beam source by O'Brian, T.R., Lawler, J.E.

“…Radiative lifetimes for the 3s 1P10, 4p 1D2, and 4p 1S0 levels of CI are measured using time-resolved laser-induced fluorescence (LIF) on a slow beam of atomic…”
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Measurement of CO pressures in the ultrahigh vacuum regime using resonance‐enhanced multiphoton‐ionization time‐of‐flight mass spectroscopy by Looney, J. Patrick, Harrington, Joel E., Smyth, Kermit C., O’Brian, Thomas R., Lucatorto, Thomas B.

“…An evaluation is made of measurements of CO pressures in the UHV regime using resonance‐enhanced multiphoton ionization coupled with time‐of‐flight mass…”
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Measurement of the He Ground State Lamb Shift via the Two-Photon 1 S 1 − 2 S 1 Transition by Bergeson, S. D., Balakrishnan, A., Baldwin, K. G. H., Lucatorto, T. B., Marangos, J. P., McIlrath, T. J., O'Brian, T. R., Rolston, S. L., Sansonetti, C. J., Wen, Jesse, Westbrook, N., Cheng, C. H., Eyler, E. E.

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Ultraviolet Spectral Irradiance Scale Comparison: 210 nm to 300 nm by Thompson, Ambler, Early, Edward A, O'Brian, Thomas R

“…Comparison of the irradiances from a number of ultraviolet spectral irradiance standards, based on different physical principles, showed agreement to within…”
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Improved dose metrology in optical lithography by Cromer, Christopher L, Lucatorto, Thomas B, O'Brian, Thomas R, Walhout, Matthew

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