Výsledky vyhledávání

Systematic review of clinical outcomes after prophylactic surgery

Autor: V Datta, A Dixit, Aej Trevatt, C R Davis

Publikováno v: The Annals of The Royal College of Surgeons of England. 98:353-357

Introduction Prophylactic appendicectomy is performed prior to military, polar and space expeditions to prevent acute appendicitis in the field. However, the risk–benefit ratio of prophylactic surgery is controversial. This study aimed to systemati

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::3c4db32bdbdc94353a0678ffe6e50a05
https://doi.org/10.1308/rcsann.2016.0089

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JWST mirror and actuator performance at cryo-vacuum

Autor: Bruce Hardy, Koby Smith, Eric Coppock, Allison Barto, Andrew Rudeen, Erin M. Wolf, Taylor S. Chonis, Kevin Babcock, Joseph F. Sullivan, J. Scott Knight, Benjamin Gallagher, C. R. Davis

Publikováno v: Space Telescopes and Instrumentation 2018: Optical, Infrared, and Millimeter Wave.

The James Webb Space Telescope (JWST) telescope’s Secondary Mirror Assembly (SMA) and eighteen Primary Mirror Segment Assemblies (PMSAs) are each actively controlled in rigid body position via six hexapod actuators. Each of the PMSAs additionally h

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::f02c6c94a727da902279d048aa33a4ab
https://doi.org/10.1117/12.2312872

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Design, Development, Implementation, and On-orbit Performance of the Dynamic Ionosphere CubeSat Experiment Mission

Publikováno v: Space Dynamics Lab Publications

Funded by the NSF CubeSat and NASA ELaNa programs, the Dynamic Ionosphere CubeSat Experiment (DICE) mission consists of two 1.5U CubeSats which were launched into an eccentric low Earth orbit on October 28, 2011. Each identical spacecraft carries two

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::8c182fc23f6c13e8def480969cdce49c
https://doi.org/10.1007/s11214-014-0034-x

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Painful, palpable and pathological: anomalous flexor digitorum superficialis brevis in the palm, comparative anatomical context, and an updated classification of anomalies of the flexor digitorum superficialis

Autor: S. P. Kay, C. R. Davis, A. Akali, A. M. Roberts, Waseem Bhat

Publikováno v: Journal of Hand Surgery (European Volume). 39:101-106

Anomalies of the flexor digitorum superficialis are rare and can present a diagnostic dilemma. Patients present with a painful or palpable mass, or symptoms of carpal tunnel syndrome. This review article summarizes previously reported anomalies of th

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::39cc4d7bcdb5996bf7e225ea4189aef3
https://doi.org/10.1177/1753193413478349

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Cryogenic optical test planning using the Optical Telescope Element Simulator with the James Webb Space Telescope Integrated Science Instrument Module

Autor: Stephan M. Birkmann, Ron Shiri, C. R. Davis, Bradford Greeley, Joe H. Sullivan, Nicholas A. Bond, Scott Antonille, Derek Sabatke, Timothy A. Reichard, Catarina Alves de Oliveira, Eliot M. Malumuth, Marcio Melendez, Andre Martel, Raymond G. Ohl, William V. Dixon, Cherie L. Miskey

Publikováno v: SPIE Proceedings.

NASA’s James Webb Space Telescope (JWST) is a 6.5 m diameter, segmented, deployable telescope for cryogenic infrared space astronomy (~40 K). The JWST Observatory architecture includes the Optical Telescope Element (OTE) and the Integrated Science

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::73fd6613f812d1802095e69c9f61a4c2
https://doi.org/10.1117/12.2237006

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JWST’s optical telescope simulator for verification of the Integrated Science Instrument Module

Autor: Raymond G. Ohl, David A. Kubalak, Derek Sabatke, William S. C. Chang, Jenny Chu, Randal Telfer, Robert J. von Handorf, Randy A. Kimble, Joseph F. Sullivan, Jeffrey R. Kirk, George F. Hartig, Erin M. Wolf, Severine C. Tournois, C. R. Davis, Bradford Greeley, William L. Eichhorn

Publikováno v: SPIE Proceedings.

OSIM is a full field, cryogenic, optical simulator of the James Webb Space Telescope (JWST) Optical Telescope Element (OTE). It is the “Master Tool” for verifying the cryogenic alignment and optical performance of the JWST Integrated Science Inst

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::c0f8e7c224b5e2a5915c9e213658cfe7
https://doi.org/10.1117/12.2237834

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2,3,7,8-Tetrachlorodibenzo-p-dioxin affects fluctuating asymmetry of molar shape in mice, and an epistatic interaction of two genes for molar size

Autor: Desiree E. Allen, C R Davis, Larry J. Leamy, J M Keller

Publikováno v: Heredity. 98:259-267

Fluctuating asymmetry (FA), random variation between left and right sides in a bilaterally symmetrical character, is a commonly used measure of developmental instability that is expected to increase with increasing environmental stress. One potential

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::bc5763cbbf8cfd0648fa03c7bcaf2191
https://doi.org/10.1038/sj.hdy.6800928

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Cryogenic optical position encoders for mechanisms in the JWST optical telescope element simulator (OSIM)

Publikováno v: SPIE Proceedings.

The JWST Optical Telescope Element Simulator (OSIM) is a configurable, cryogenic, optical stimulus for high fidelity ground characterization and calibration of JWST's flight instruments. OSIM and its associated Beam Image Analyzer (BIA) contain sever

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::e9112895bf88f54629a8e8ef123d7993
https://doi.org/10.1117/12.2024807

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Three 1,4-trans-Substituted Cyclohexanes

Autor: C. R. Davis, Dale C. Swenson, Donald J. Burton

Publikováno v: Acta Crystallographica Section C Crystal Structure Communications. 52:2844-2847

The crystal structure determinations of trans-dimethyl 1,4-bis(difluoromethyl)-1,4-cyclohexanedicarboxylate, C 12 H 16 F 4 O 4 , trans-1,4-bis(difluoromethyl)-1,4-bis-(fluoromethyl)cyclohexane, C 10 H 14 F 6 , and trans-1,4-bis( fluoromethyl)-1,4-bis

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_________::b64e7d3f27191f76c4d383bc4af949de
https://doi.org/10.1107/s0108270196008104

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