Zobrazeno 1 - 10
of 70
pro vyhledávání: '"Frenett A"'
Autor:
Lasner, Zack D., Frenett, Alexander, Sawaoka, Hiromitsu, Anderegg, Loic, Augenbraun, Benjamin, Lampson, Hana, Li, Mingda, Lunstad, Annika, Mango, Jack, Nasir, Abdullah, Ono, Tasuku, Sakamoto, Takashi, Doyle, John M.
We report a magneto-optical trap of strontium monohydroxide (SrOH) containing 2000(600) molecules at a temperature of 1.2(3) mK. The lifetime is 91(9) ms, which is limited by decay to optically unaddressed vibrational states. This provides the founda
Externí odkaz:
http://arxiv.org/abs/2409.04948
The vibrational branching ratios from the lowest excited electronic state for $\textrm{SrOCH}_3$, $\textrm{SrNH}_2$, and $\textrm{SrSH}$ are measured at the $< 0.1\%$ level. Spectra are obtained by driving the $\tilde{X} - \tilde{A}$ transitions and
Externí odkaz:
http://arxiv.org/abs/2406.08235
Autor:
Sawaoka, Hiromitsu, Frenett, Alexander, Nasir, Abdullah, Ono, Tasuku, Augenbraun, Benjamin L., Steimle, Timothy C., Doyle, John M.
We demonstrate and characterize Zeeman-Sisyphus (ZS) deceleration of a beam of ytterbium monohydroxide (YbOH). Our method uses a combination of large magnetic fields ($\sim$ 2.5 T) and optical spin-flip transitions to decelerate molecules while scatt
Externí odkaz:
http://arxiv.org/abs/2210.10859
Autor:
Augenbraun, Benjamin L., Frenett, Alexander, Sawaoka, Hiromitsu, Hallas, Christian, Vilas, Nathaniel B., Nasir, Abdullah, Lasner, Zack D., Doyle, John M.
We present a robust, continuous molecular decelerator that employs high magnetic fields and few optical pumping steps. CaOH molecules are slowed, accumulating at low velocities in a range sufficient for loading both magnetic and magneto-optical traps
Externí odkaz:
http://arxiv.org/abs/2109.03067
Autor:
Augenbraun, Benjamin L., Lasner, Zack D., Frenett, Alexander, Sawaoka, Hiromitsu, Le, Anh T., Doyle, John M., Steimle, Timothy C.
We describe a laser spectroscopic study of ytterbium monomethoxide, YbOCH$_3$, a species of interest to searches for time-reversal symmetry violation using laser-cooled molecules. We report measurements of vibrational structure in the $\tilde{X}$ and
Externí odkaz:
http://arxiv.org/abs/2012.01212
Akademický článek
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Autor:
Augenbraun, Benjamin L., Lasner, Zack D., Frenett, Alexander, Sawaoka, Hiromitsu, Miller, Calder, Steimle, Timothy C., Doyle, John M.
Doppler and Sisyphus cooling of $^{174}$YbOH are achieved and studied. This polyatomic molecule has high sensitivity to physics beyond the Standard Model and represents a new class of species for future high-precision probes of new T-violating physic
Externí odkaz:
http://arxiv.org/abs/1910.11318
Akademický článek
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Publikováno v:
Atoms 7, 1 (2019)
Vibrational overtones in deeply bound molecules are sensitive probes for variation of the proton-to-electron mass ratio $\mu$. In nonpolar molecules, these overtones may be driven as two-photon transitions. Here, we present procedures for experiments
Externí odkaz:
http://arxiv.org/abs/1810.13289
Autor:
Frenett, Marissa L., Weis, Kenyon, Cole, Molly J., Vargas, Juan Carlos C., Ramsay, Alyssa, Huang, Jiayue, Gentry, Matthew S., Vander Kooi, Craig W., Raththagala, Madushi
Publikováno v:
In Biocatalysis and Agricultural Biotechnology October 2022 45