Zobrazeno 1 - 10
of 23
pro vyhledávání: '"Radoslaw Uberna"'
Publikováno v:
IEEE Journal of Quantum Electronics. 46:1191-1196
A new, scalable coherent beam combination architecture has been developed and experimentally verified. Coherent Polarization Beam Combination (CPBC) relies on the combination of multiple beams through a coherent superposition of orthogonal polarizati
Autor:
Joseph I. Cline, David Chandler, Robert D. Hinchliffe, Radoslaw Uberna, Vilen K. Nestorov, K. Thomas Lorenz
Publikováno v:
The Journal of Chemical Physics. 115:7881-7891
A general numerical method is given to extract angular correlations from photodissociation experiments with ion imaging detection. The angular correlations among the transition dipole moment of the parent molecule, μ, the photoproduct recoil velocit
Publikováno v:
The Journal of Chemical Physics. 114:10311-10320
The significance of Rydberg states in the probing (via ionization) of Li2 wave packets has been studied through quantitative measurements of the relative coherent ionization cross sections in a two-color pump–probe femtosecond experiment. Following
Autor:
Radoslaw Uberna, Zohar Amitay, Lorenzo L. Pesce, Ronnie Kosloff, Mark A. Ratner, Stephen R. Leone
Publikováno v:
The Journal of Chemical Physics. 114:1259-1271
The Li2 species offers an ideal system to compare experimental pump/probe ultrafast photoionization with quantum dynamical calculations on well characterized potential energy surfaces. The present work utilizes the best available potential energy sur
Publikováno v:
Faraday Discussions. 113:385-400
Coherent vibrational and rotational dynamics of the Li2 molecule is controlled by varying the relative phases, φn, of the rovibrational wavepacket components, ∣n〉 e-i(ωnt+φn). The coherent superposition is created by excitation of a set of ten
Publikováno v:
The Journal of Chemical Physics. 108:9259-9274
Femtosecond laser pulse amplitude/phase masking techniques are employed to control the formation and detection of rotational wave packets in the electronic E 1Σg+ state of lithium dimer. The wave packets are prepared by coherent excitation of rovibr
Publikováno v:
The Journal of Chemical Physics. 105:9847-9858
The trajectory of NO X 2ΠΩ=1/2,3/2(v=0) produced after excitation of 2‐chloro‐2‐nitrosopropane S1 A 1A″ is studied by polarized 1+1′ resonance‐enhanced multiphoton ionization with time‐of‐flight mass spectrometry detection. The corr
Publikováno v:
The Journal of Chemical Physics. 103:7934-7945
A practical procedure is described to measure photofragment μ‐v‐j correlations using polarized 1+n′ resonance‐enhanced multiphoton ionization with a time‐of‐flight mass spectrometer detector. Following the theory of Dixon [R. N. Dixon, J
Autor:
Radoslaw Uberna, Joseph I. Cline
Publikováno v:
The Journal of Chemical Physics. 102:4705-4708
The correlation between the velocity and angular momentum vectors of the NO X 2ΠΩ=1/2,3/2(v=0) fragment from the photodissociation of 2‐chloro‐2‐nitrosopropane, CH3CCl(NO)CH3, following excitation to the S1A 1A‘ electronic surface is measur
Autor:
Tiffanie D'Alberto, Kelli Kubala, Taylor D. Grow, Paul McCumber, Van Rudd, Frederick Wilson Wheeler, Michael Hinckley, Steve J. Novotny, Michael Hoening, Scott Shald, Russell Sibell, Brian C. Redman, Radoslaw Uberna, Nathan Woody, Thomas Höft, Nathan Rogers
Publikováno v:
Imaging and Applied Optics.
We developed and tested a Fourier Transform Profilometry, 2D+3D face imager operating with subjects moving at ≤1.5 m/s at ≤25-m range with