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of 120
pro vyhledávání: '"D, Geiser"'
Autor:
Lingyu Ma, Haiwang Yong, Joseph D. Geiser, Andrés Moreno Carrascosa, Nathan Goff, Peter M. Weber
Publikováno v:
Structural Dynamics, Vol 7, Iss 3, Pp 034102-034102-12 (2020)
Resolving gas phase molecular motions with simultaneous spatial and temporal resolution is rapidly coming within the reach of x-ray Free Electron Lasers (XFELs) and Mega-electron-Volt (MeV) electron beams. These two methods enable scattering experime
Externí odkaz:
https://doaj.org/article/a953be9e807745d8b2c57769d6214068
Akademický článek
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Publikováno v:
C49. PEDIATRIC CYSTIC FIBROSIS, PCD, AND COUGH.
Autor:
Kimberly S. Canter, Aaron Chidekel, Abigail Strang, Melissa Flores, Lauren Greenawald, D. Geiser
Publikováno v:
B53. SLEEP DISORDERED BREATHING AND LONG-TERM VENTILATION IN PEDIATRICS.
Spatially resolved standoff trace chemical sensing using backwards transient absorption spectroscopy
Publikováno v:
Optics letters. 43(6)
A technique for the spatially resolved and molecule-specific detection of chemical vapors is presented. The chemical specificity arises from a transient absorption spectrum where an ultraviolet (UV) pulse excites the molecule to a Rydberg state, and
Publikováno v:
The Journal of Chemical Physics. 115:7460-7473
Resonance-enhanced multiphoton ionization and time-of-flight product imaging have been used to study the O3(X 1A1)+hν→O(1D2)+O2(1Δg) channel of the UV photodissociation of ozone at 235, 245, 255, 265, 275, 285, 298, and 305 nm. At all wavelengths
Autor:
Scott M. Dylewski, Ruth J. Wilson, K. Thomas Lorenz, David Chandler, Paul L. Houston, Michael S. Westley, Bogdan R. Cosofret, Amitaviram Dixit, Julie A. Mueller, Patrick J. Pisano, Joseph D. Geiser
Publikováno v:
Journal of the Chinese Chemical Society. 48:309-318
This paper briefly reviews recent progress in product imaging studies of photodissociation and bimolecularreaction dynamics. The SO2 + hv SO(3Σ−) + O(3P2) channel in the ultraviolet photodissociation of sulfur dioxide at photolysis wave lengths be
Autor:
Scott Michael Dylewski, Joseph D. Geiser, Julie A. Mueller, Paul L. Houston, Ralf Toumi, Ruth J. Wilson
Publikováno v:
The Journal of Chemical Physics. 112:1279-1286
Resonance-enhanced multiphoton ionization coupled with time-of-flight product imaging has been used to study the O3(X 1A1)+hν→O(2p 3PJ)+O2(X 3Σg−) product channel in the UV (ultraviolet) photodissociation of ozone at photolysis wavelengths of 2
Autor:
Joseph D. Geiser, Scott Michael Dylewski, Kenshi Takahashi, Nori Taniguchi, Yutaka Matsumi, Paul L. Houston
Publikováno v:
The Journal of Chemical Physics. 111:6350-6355
Two different techniques, vacuum ultraviolet laser-induced fluorescence (VUV-LIF) spectroscopy and two-dimensional (2D) ion counting product imaging, have been used to determine the bond energy for the dissociation of jet-cooled O3 into O(1D)+O2(a 1
Publikováno v:
Review of Scientific Instruments. 69:1665-1670
A novel ion-counting method for significantly improving the spatial resolution and detection sensitivity of two-dimensional product imaging in molecular beam experiments is presented. The method makes use of real-time digital image processing to retr