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Displaying 301 - 325 of 632

First application of superconducting transition-edge-sensor microcalorimeters to hadronic-atom x-ray spectroscopy

September 30, 2016
Author(s)
Douglas Bennett, W.Bertrand (Randy) Doriese, Joseph Fowler, Johnathon Gard, James P. Hays-Wehle, Gene C. Hilton, Carl D. Reintsema, Daniel Swetz, Joel Ullom
… line of the Paul Scherrer Institute. The pionic-carbon 4 → 3 transition x-ray emission line and its fine structure … energy resolution of 6.8 eV at 6.4 keV. Measured x-ray energies are consistent with calculated … demonstrated under a high-rate hadron beam condition of 1.45 MHz. This is the first application of a TES spectrometer …

Dual frequency comb Fourier transform spectroscopy

October 12, 2010
Author(s)
Ian R. Coddington, William C. Swann, Nathan R. Newbury
… 9 THz of spectrum at 200 MHz frequency resolution yielding 45,000 resolution elements. The average spectral … absorption and the phase in radians, with a peak SNR of 4,000. The corresponding time-domain SNR is 0.6×10^6. We …

Broaband THz aqueous blackbody calibration source

April 9, 2007
Author(s)
Charles Dietlein, Zoya Popovic, Erich N. Grossman
… and solid angle of the source undergoes two TE and two TM 45 degree reflections off the water-EPS interface. This …

Accurate Modeling of Benchmark X-ray Spectra from Highly-Charged Ions of Tungsten

October 26, 2006
Author(s)
Y Ralchenko, Joseph N. Tan, John D. Gillaspy, Joshua M. Pomeroy, E Silver
… in an Electron Beam Ion Trap (EBIT) with a beam energy of 4.08 keV. Remarkably good agreement between calculated and … the identification of new spectral lines from Cu-like W$^45+}$ and Ni-like W$^46+}$ ions, led to the re-interpretation …
Displaying 301 - 325 of 632
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