Search Results - "Metcalf, T H"
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1
Excess specific heat in evaporated amorphous silicon
Published in Physical review letters (28-03-2013)“…The specific heat C of e-beam evaporated amorphous silicon (a-Si) thin films prepared at various growth temperatures T(S) and thicknesses t was measured from 2…”
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2
Hydrogen-Induced Ultralow Optical Absorption and Mechanical Loss in Amorphous Silicon for Gravitational-Wave Detectors
Published in Physical review letters (22-12-2023)“…The sensitivity of gravitational-wave detectors is limited by the mechanical loss associated with the amorphous coatings of the detectors' mirrors. Amorphous…”
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3
Glasslike Heat Conduction in High-Mobility Crystalline Semiconductors
Published in Physical review letters (25-01-1999)Get full text
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4
Dielectric loss extraction for superconducting microwave resonators
Published in Applied physics letters (11-05-2020)“…The investigation of two-level-state (TLS) loss in dielectric materials and interfaces remains at the forefront of materials research in superconducting…”
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5
Laser fluence dependence of the elastic properties of diamond-like carbon films prepared by pulsed-laser deposition
Published in Applied surface science (30-05-2007)“…We studied the temperature dependence of internal friction of variety of amorphous diamond-like carbon films prepared by pulsed-laser deposition. Like the most…”
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Journal Article Conference Proceeding -
6
Two-level systems in evaporated amorphous silicon
Published in Journal of non-crystalline solids (01-10-2015)“…In e-beam evaporated amorphous silicon (a-Si), the densities of two-level systems (TLS), n0 and P¯, determined from specific heat C and internal friction Q−1…”
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7
Microstructure dependence of low-temperature elastic properties in amorphous diamondlike carbon films
Published in Physical review. B, Condensed matter and materials physics (01-04-2005)Get full text
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8
Light-induced metastability in pure and hydrogenated amorphous silicon
Published in Europhysics letters (01-10-2015)“…Light soaking is found to increase the specific heat C and internal friction of pure (a-Si) and hydrogenated (a-Si:H) amorphous silicon. At the lowest…”
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9
Annealing of quench-condensed Argon films
Published in Journal of low temperature physics (01-02-2001)Get full text
Conference Proceeding -
10
Evidence of variable discount rates and non-standard discounting in mortality risk valuation
Published in Journal of environmental economics and management (01-03-2017)“…Time discounting is central to the valuation of future health and mortality risks in public sector allocative decision-making, particularly for environmental…”
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11
Amorphous Dielectric Thin Films with Extremely Low Mechanical Loss
Published in Archives of metallurgy and materials (01-04-2015)“…The ubiquitous low-energy excitations are one of the universal phenomena of amorphous solids. These excitations dominate the acoustic, dielectric, and thermal…”
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12
Decoupling between propagating acoustic waves and two-level systems in hydrogenated amorphous silicon
Published 06-05-2021“…Phys. Rev. B 104, 024204 (2021) Specific heat measurements of hydrogenated amorphous silicon prepared by hot-wire chemical vapor deposition show a large…”
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13
Structural tunability and origin of two-level systems in amorphous silicon
Published 21-11-2021“…Amorphous silicon films prepared by electron beam evaporation have systematically and substantially greater atomic density for higher thickness, higher growth…”
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14
Origin of Mechanical and Dielectric Losses from Two-Level Systems in Amorphous Silicon
Published 17-08-2020“…Phys. Rev. Materials 5, 035601 (2021) Amorphous silicon contains tunneling two-level systems, which are the dominant energy loss mechanisms for amorphous…”
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15
Temperature effects on the structure and mechanical properties of vapor deposited a-SiO2
Published in Journal of non-crystalline solids (01-07-2022)“…•Density of vapor deposited a-SiO2 films increases with increasing growth temperature in spite of increasing porosity and size of nanovoids.•Increased density…”
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16
Internal friction of solid neon and argon films
Published in Materials science & engineering. A, Structural materials : properties, microstructure and processing (15-04-2004)“…The internal friction of solid neon and argon films, with thicknesses of several hundred nanometers, was measured at temperatures up to 25% of the triple point…”
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Journal Article Conference Proceeding -
17
Dielectric loss extraction for superconducting microwave resonators
Published 02-05-2020“…The investigation of two-level-state (TLS) loss in dielectric materials and interfaces remains at the forefront of materials research in superconducting…”
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18
Valuing lives equally in a benefit-coast analysis of safety projects: A method to reconcile theory and practice
Published in Safety science (01-07-2009)“…A value of statistical life (VSL) is used in cost-benefit analysis (CBA) as a monetary measure of the benefits to people from small risk reductions that arise…”
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19
Two-Level Systems in Evaporated Amorphous Silicon
Published 13-06-2015“…In $e$-beam evaporated amorphous silicon ($a$-Si), the densities of two-level systems (TLS), $n_{0}$ and $\overline{P}$, determined from specific heat $C$ and…”
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20
Puerperal uterine inversion
Published in Obstetrics and gynecology (New York. 1953) (01-10-1989)Get more information
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