Christopher C. Rich
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View article: Mastering Femtosecond Stimulated Raman Spectroscopy: A Practical Guide
Mastering Femtosecond Stimulated Raman Spectroscopy: A Practical Guide Open
Femtosecond stimulated Raman spectroscopy (FSRS) is a powerful nonlinear spectroscopic technique that probes changes in molecular and material structure with high temporal and spectral resolution. With proper spectral interpretation, this …
View article: Synergies between polyacrylamide polymerization and nanoparticle generation using an atmospheric pressure plasma jet
Synergies between polyacrylamide polymerization and nanoparticle generation using an atmospheric pressure plasma jet Open
We performed a free radical polymerization of acrylamide in an aqueous solution by a radio frequency‐driven atmospheric pressure plasma jet. The polymerization was catalyzed by simultaneous generation of nanoparticles resulting in a percen…
View article: Vibronic Coupling and Exciton Chirality: Electronic and Structural Rearrangement between Helical to Zero Momentum Molecular Exciton States
Vibronic Coupling and Exciton Chirality: Electronic and Structural Rearrangement between Helical to Zero Momentum Molecular Exciton States Open
Helical porphyrin aggregates are attractive macromolecular nanostructures for biomimetic light-harvesting and energy transfer in solar energy technology due to their large light absorbing cross sections and promising energy conservation be…
View article: Plasma-driven solution electrolysis
Plasma-driven solution electrolysis Open
Plasmas interacting with liquids enable the generation of a highly reactive interfacial liquid layer due to a variety of processes driven by plasma-produced electrons, ions, photons, and radicals. These processes show promise to enable sel…
View article: Uncovering the Functional Role of Coherent Phonons during the Photoinduced Phase Transition in a Molecular Crystal
Uncovering the Functional Role of Coherent Phonons during the Photoinduced Phase Transition in a Molecular Crystal Open
The atomic motions that make up phonons and molecular vibrations in molecular crystals influence their photophysical and electronic properties, including polaron formation, carrier mobility, and phase transitions. Discriminating between sp…
View article: Femtosecond stimulated Raman spectro-microscopy for probing chemical reaction dynamics in solid-state materials
Femtosecond stimulated Raman spectro-microscopy for probing chemical reaction dynamics in solid-state materials Open
Femtosecond stimulated Raman spectroscopy (FSRS) is a chemically specific vibrational technique that has the ability to follow structural dynamics during photoinduced processes such as charge transfer on the ultrafast timescale. FSRS has a…
View article: Demonstration of a Nonstoquastic Hamiltonian in Coupled Superconducting Flux Qubits
Demonstration of a Nonstoquastic Hamiltonian in Coupled Superconducting Flux Qubits Open
Quantum annealing (QA) is a heuristic algorithm for finding low-energy\nconfigurations of a system, with applications in optimization, machine\nlearning, and quantum simulation. Up to now, all implementations of QA have\nbeen limited to qu…
View article: Coherent Phonon Catalysts: Lattice Vibrations Drive a Photoinduced Phase Transition in a Molecular Crystal
Coherent Phonon Catalysts: Lattice Vibrations Drive a Photoinduced Phase Transition in a Molecular Crystal Open
The atomic motions that make up phonons and molecular vibrations in molecular crystals influence their photophysical and electronic properties including polaron formation, carrier mobility, and phase transitions. Discriminating between spe…
View article: Coherent Phonon Catalysts: Lattice Vibrations Drive a Photoinduced Phase Transition in a Molecular Crystal
Coherent Phonon Catalysts: Lattice Vibrations Drive a Photoinduced Phase Transition in a Molecular Crystal Open
The atomic motions that make up phonons and molecular vibrations in molecular crystals influence their photophysical and electronic properties including polaron formation, carrier mobility, and phase transitions. Discriminating between spe…
View article: DC SQUID Magnetometry
DC SQUID Magnetometry Open
This thesis describes the measurement of the local magnetic field of a D-Wave Systems Washington generation processor using on-chip multiplexed unshunted DC SQUID magnetometers. These measurements are used in conjunction with passive and a…
View article: Facile Background Discrimination in Femtosecond Stimulated Raman Spectroscopy Using a Dual-Frequency Raman Pump Technique
Facile Background Discrimination in Femtosecond Stimulated Raman Spectroscopy Using a Dual-Frequency Raman Pump Technique Open
Femtosecond stimulated Raman spectroscopy (FSRS) is a useful technique for uncovering chemical reaction dynamics by acquiring high-resolution Raman spectra with ultrafast time resolution. However, in FSRS, it can be challenging to discern …
View article: Orientation and Polarization Dependence of Ground- and Excited-State FSRS in Crystalline Betaine-30
Orientation and Polarization Dependence of Ground- and Excited-State FSRS in Crystalline Betaine-30 Open
Charge transfer reactions are frequently accompanied by large changes in dipole and are of instrumental importance in many biological and chemical processes. Understanding the mechanism and dynamics associated with charge transfer reaction…
View article: Observation of topological phenomena in a programmable lattice of 1,800 qubits
Observation of topological phenomena in a programmable lattice of 1,800 qubits Open