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Skip to Search Results- 33Mass-spectrometry
- 24Chemistry
- 23Organic compounds. Synthesis.
- 22Metabolomics
- 21Capillary electrophoresis.
- 21Catalysis
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Fall 2018
As a spectroscopic matrix, helium nanodroplets exhibit many advantages over frozen rare gas matrices or other seeded clusters. Helium nanodroplets are superfluid, and interact only very weakly with embedded dopants, meaning high-resolution spectra are possible. Further, dopants are rapidly cooled...
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Inhibition Studies of DapL Enzymes Orthologs and Synthesis of Proposed Biosynthetic Intermediates of Tabtoxin and Synthesis of a Hexaketide as a Standard for Lovastatin Studies
DownloadFall 2017
The enzyme LL-diaminopimelate aminotransferase (DapL) catalyzes the transformation of L-THDP to LL-DAP during the biosynthesis of lysine in plants, alga, and in some pathogenic bacteria like Leptospira interrogans and Verrucomicrobium spinosum. Because the biosynthesis of lysine is absent in...
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Initial Excited-State Structural Dynamics and Damage Kinetics of Nucleic Acid Derivatives and a Rhodopsin Analogue
DownloadFall 2013
Photochemical reactions resulting from the absorption of ultraviolet light are one of the main causes of DNA damage. For any excited-state photochemical reaction, it is the structural changes in the excited state after the absorption of the photon that ultimately decide the photochemical fate...
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Initial Excited-state Structural Dynamics of Deuterated and Methylated Uracil Derivatives by Resonance Raman Spectroscopy
DownloadSpring 2015
Nucleic acids are biological macromolecules constructed of purine (guanine and adenine) and pyrimidine (cytosine, thymine and uracil) nucleobases. The interaction of ultraviolet (UV) light with pyrimidine nucleobases leads to various photoproducts, such as cyclobutane pyrimidine dimers (CPDs),...
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Insights into the reactivity of H2CO3 and its derivatives in bulk water, water clusters, and at the air/water interface: Ab initio molecular dynamics and metadynamics studies
DownloadFall 2014
H2CO3 can decompose into CO2 in water either via the water route (H2CO3 ↔ CO2+H2O ) or the hydroxide route (H2CO3 + H2O ↔ CO2+OH−+H3O+). The water route reactions play a fundamental role in the global carbon cycle, and the hydroxide route reactions play an important role in the regulation of...
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Insights on local chemical structure of chalcogenide photovoltaic materials using solid state NMR spectroscopy
DownloadSpring 2023
Quaternary chalcogenides with the formula I2-II-IV-VI4 have emerged as promising candidates for photovoltaic materials, but many details about their structures remain poorly understood. This thesis describes the synthesis, structure determination, and optical properties of the sulfides Cu2MTtS4...
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Fall 2021
Despite large amounts of research investigating the mechanism and kinetics of the Suzuki-Miyaura reaction in organic solvent, very little research has been completed to investigate this mechanism or kinetic properties in aqueous solvent. Due to properties of the Suzuki-Miyaura reaction which are...