Researchers from the Universidad de Santiago de Chile and the University of Notre Dame, working with machine learning, have devised a method to identify organic compounds based on the refractive index at a single optical ...
A Rice University laboratory has improved upon its ability to determine molecular structures in three dimensions in ways that challenge long-used standards.
General Physics
Aug 15, 2013
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Approximately one third of all fragrances on the market contain vetiver oil as a key ingredient, for which no synthetic odorant is commercially available. Instead it has to be distilled from the dried roots of vetiver grass. ...
Biochemistry
Dec 7, 2012
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(Phys.org) -- In many biological and pathological processes, glycosidase enzymes attack glycosidic bonds in carbohydrates, glycoproteins, and glycolipids. The ability to modify or block these processes by specific glycosidase ...
Biochemistry
May 29, 2012
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(PhysOrg.com) -- In the pursuit of biologically active compounds, it is often necessary to be able to control the stereochemistry at predefined positions in a molecular skeleton. The search for ways to prepare chiral building ...
Biochemistry
Sep 2, 2010
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(PhysOrg.com) -- Far-field optical nanoscopy methods, especially STED (stimulated emission depletion), pose very strict and, at times, contradictory requirements on the utilized fluorescent markers. Photostable fluorescent ...
Biochemistry
Jul 7, 2010
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(PhysOrg.com) -- A scientist at the Argonne National Laboratory has created visible-light catalysis, using silver chloride nanowires decorated with gold nanoparticles, that may decompose organic molecules in polluted water.
Nanophysics
Jun 15, 2010
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(PhysOrg.com) -- In the development of new drugs, photoaffinity labels (PALs) are a versatile tool to investigate the interaction between a receptor and a drug or a ligand. Researchers working with Stephanie Grond at the ...
Biochemistry
Mar 5, 2010
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(PhysOrg.com) -- What happens if the next big influenza mutation proves resistant to the available anti-viral drugs? This question is presenting itself right now to scientists and health officials this week at the World Health ...
Biochemistry
May 19, 2009
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Russian researchers have explained why scientists studying crude oil and celestial chemistry—as well as certain down-to-earth matters—frequently come across some molecules incorporating carbon, nitrogen, and hydrogen ...
Analytical Chemistry
Sep 15, 2023
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