108 citations · 358 across the 17 of their papers we have counts for
17 papers
Tracking water vapor homogeneous nucleation and droplet growth with spectroscopy and holography in a free expansion cloud chamber
Cole R. Sagan, Gwenore F. Pokrifka, Samuel M. Koblensky +5
We use a newly commissioned rapid expansion aerosol chamber (REACh) facility to study the homogeneous nucleation of water vapor to form liquid droplets. We perform high-speed measu…
Nonlinear signal enhancement of strongly-coupled molecules in pump-probe experiments
Alexander M. McKillop, Marissa L. Weichman
Nonlinear spectroscopy is widely used to study the transient dynamics of molecules under strong light-matter coupling, though it remains unclear to what extent uncoupled intracavit…
Electronic Strong Coupling of Gas-Phase Molecular Iodine
Jane C. Nelson, Trevor H. Wright, Neo Lin +2
Molecular polaritons, hybrid light-matter states formed from the strong coupling of molecular transitions and discrete photonic modes, are a compelling platform for optical control…
Long-wave mid-infrared cavity-enhanced frequency comb spectroscopy of cold, complex molecules
Negar Baradaran, Dominik Charczun, Tanay Nambiar +4
We report the development of a new instrument for cavity-enhanced absorption spectroscopy of the fundamental rovibrational transitions of molecules in the long-wave mid-infrared (L…
Direct readout of excited state lifetimes in chlorin chromophores under electronic strong coupling
Alexander M. McKillop, Liying Chen, Ashley P. Fidler +1
The mechanisms governing molecular photophysics under electronic strong coupling (ESC) remain elusive to date. Here, we use ultrafast pump-probe spectroscopy to study the nonradiat…
Ultrafast optical modulation of vibrational strong coupling in ReCl(CO)(2,2-bipyridine)
Liying Chen, Alexander M. McKillop, Ashley P. Fidler +1
Polaritons - hybrid light-matter states formed from the strong coupling of a bright molecular transition with a confined photonic mode - may offer new opportunities for optical con…
A Cavity-Enhanced Spectroscopist's Lens on Molecular Polaritons
Alexander M. McKillop, Marissa L. Weichman
Polariton chemistry has been hailed as a potential new route to direct molecular processes with electromagnetic fields. To make further strides, it is essential for the community t…
Droplet Nucleation In a Rapid Expansion Aerosol Chamber
Martin A Erinin, Cole R. Sagan, Ilian Ahmed +4
We present a new experimental facility to investigate the nucleation and growth of liquid droplets and ice particles under controlled conditions and characterize processes relevant…
When do molecular polaritons behave like optical filters?
Kai Schwennicke, Arghadip Koner, Juan B. Pérez-Sánchez +4
This review outlines several linear optical effects featured by molecular polaritons arising in the collective strong light-matter coupling regime. Under weak laser irradiation and…
More than just smoke and mirrors: Gas-phase polaritons for optical control of chemistry
Jane C. Nelson, Marissa L. Weichman
Gas-phase molecules are a promising platform through which to elucidate the mechanisms of action and scope of polaritons for optical control of chemistry. Polaritons arise from the…
Exploring the impact of vibrational cavity coupling strength on ultrafast CN + -CH reaction dynamics
Liying Chen, Ashley P. Fidler, Alexander M. McKillop +1
Molecular polaritons, hybrid light-matter states resulting from strong cavity coupling of optical transitions, may provide a new route to guide chemical reactions. However, demonst…
A versatile platform for gas-phase molecular polaritonics
Adam D. Wright, Jane C. Nelson, Marissa L. Weichman
Strong cavity coupling of gas-phase molecules will enable studies of benchmark chemical processes under strong light-matter interactions with a high level of experimental control a…
Ultrafast dynamics of CN radical reactions with chloroform solvent under vibrational strong coupling
Ashley P. Fidler, Liying Chen, Alexander M. McKillop +1
Polariton chemistry may provide a new means to control molecular reactivity, permitting remote, reversible modification of reaction energetics, kinetics, and product yields. A cons…
Rovibrational Polaritons in Gas-Phase Methane
Adam D. Wright, Jane C. Nelson, Marissa L. Weichman
Polaritonic states arise when a bright optical transition of a molecular ensemble is resonantly matched to an optical cavity mode frequency. Here, we lay the groundwork to study th…
Collision-induced C_60 rovibrational relaxation probed by state-resolved nonlinear spectroscopy
Lee R. Liu, P. Bryan Changala, Marissa L. Weichman +6
Quantum state-resolved spectroscopy was recently achieved for C60 molecules when cooled by buffer gas collisions and probed with a midinfrared frequency comb. This rovibrational qu…
Quantum state resolution of the C fullerene
P. Bryan Changala, Marissa L. Weichman, Kevin F. Lee +2
The remarkable physical properties of buckminsterfullerene, C, have attracted intense research activity since its original discovery. Total quantum state resolved measuremen…
The Forgotten Night: The Number Devil Explores Spherical Geometry
Marissa L. Weichman
This is a missing chapter from Hans Magnus Enzensberger's mathematical adventure The Number Devil (Henry Holt and Company, New York, 1997). In the book, a math-hating boy named Rob…