406 citations
- University of Massachusetts AmherstUS13 papers
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Showing 2019Show all
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physics.atom-ph2019★ 27 cited
Observation of Dynamic Stark Resonances in Strong-Field Excitation
Dashavir Chetty, Rohan D. Glover, Bruno A. deHarak +12
We investigate AC Stark-shifted resonances in argon with ultrashort near-infrared pulses. Using 30 fs pulses we observe periodic enhancements of the excitation yield in the intensi…
math.CO2019
-sequences, -sequence, and -sequences of Riordan Matrices
Tian-Xiao He
We defined two type -sequences of Riordan arrays and present the -sequence characterization and -sequence characterization of the Riordan matrices with two type -sequen…