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in biological systems, including use of stable isotopes combined with mass spectrometry; (5) the development of methods for separation by size/shape/aspect ratio/chemistry; and (6) the development
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of beam-forming elements (including lithographic antennas or silicon micromachined corrugated feedhorns), superconducting elements for coherent processing of the microwave signals before detection
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pool properties, material cooling rates, material grain structure, and the mechanical properties of bulk parts. These models attempt to resolve a variety of complex physics that occur during laser-metal
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are presently exploring a variety of readout techniques, involving tunable lasers, electro- and acousto-optic modulators, and frequency combs. This work involves a close collaboration between the Quantum
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using them to demonstrate new applications in quantum information science. We have used radio-frequency interferometry to achieve ultra-sensitive high-speed single-photon detection [Applied Physics
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Phinney karen.phinney@nist.gov 301.975.4457 Walter Brent Wilson walter.wilson@nist.gov 301.975.3438 Description A variety of dietary supplements are manufactured and marketed globally to promote human
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-infrared spectral region for a variety of applications including determining greenhouse gases (GHG) emissions in urban areas, oil/gas production regions, and in an agricultural setting. In addition, we have
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mixtures. A wide variety of experimental apparatus are available. These include a two-sinker densimeter for reference quality (p, r, T) measurements from 200 – 505 K, with pressures to 40 MPa. The speed
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@nist.gov 301.975.5421 Description A wide variety of phenomena in soft matter including phase equilibrium, self-assembly and aggregation are studied in biological materials, colloids, polymers, ionic liquids
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for the flexibility of protein, polynucleotide, and polysaccharide backbones during folding and activation. THz studies are a sensitive probe of crystalline order, conformational form, peptide sequence, solvent