6,156 research outputs found

    John E. Flood to Mr. Meredith (30 September 1962)

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    https://egrove.olemiss.edu/mercorr_pro/1252/thumbnail.jp

    Men in social work : a qualitative exploratory study of the male experience

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    This qualitative study examines male gender identity in social work. The purpose of this study was exploratory in nature and asked how men in social work construct and reflect on their male identity. The investigation is based on the perspectives of 12 male licensed social workers from across the country. Further, the study explores influences of male gender identity construction, the male experience in social work education and the male experience in social work practice. The most compelling findings were that while men tend to be the numerical minority in social work they still occupy more positions of privilege; that men\u27s awareness of their gender identity correlated with a desire to end gender oppression; and that men who go into social work either fit their concept of identity to fit the context of social work, or fit the context of social work to be in congruence with their male identity. Implications for social work education and practice highlight a need to further understand masculinity in order to end gender inequality in social work

    Studies related to ocean dynamics. Task 3.2: Aircraft Field Test Program to investigate the ability of remote sensing methods to measure current/wind-wave interactions

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    The feasibility of remote sensing of current flows in the ocean and the remote sensing of ocean currents by backscattering cross section techniques was studied. It was established that for capillary waves, small scale currents could be accurately measured through observation of wave kinematics. Drastic modifications of waves by changing currents were noted. The development of new methods for the measurement of capillary waves are discussed. Improvement methods to resolve data processing problems are suggested

    GaAs homojunction solar cell development

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    The Lincoln Laboratory n(+)/p/p(+) GaAs shallow homojunction cell structure was successfully demonstrated on 2 by 2 cm GaAs substrates. Air mass zero efficiencies of the seven cells produced to date range from 13.6 to 15.6 percent. Current voltage (I-V) characteristics, spectral response, and measurements were made on all seven cells. Preliminary analysis of 1 MeV electron radiation damage data indicate excellent radiation resistance for these cells

    Proton radiation damage in bulk n-GaAs

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    Bulk samples of Te-doped n-type GaAs were irradiated using 10 MeV to 24 MeV protons to fluences between 2 x 10 to the 11th power protons/sq cm and 2 x 10 to the 14th power protons/sq cm. Majority carrier electrical effects were measured using the vanderPauw techniques and it was observed that radiation damage was minimal at the 10 to the 11th power proton/sq cm fluence. For the higher fluences, carrier removal was proportional to Delta E/Delta x for the protons indicating ionization interactions between the protons and atoms. Thermal annealing was observed at 155 C

    'The Arethusa' Air and 'Hussey's Maggot'

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    Radiation damage and annealing in large area n+/p/p+ GaAs shallow homojunction solar cells

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    Annealing of radiation damage was observed for the first time in VPE-grown, 2- by 2-cm, n+/p/p+ GaAs shallow homojunction solar cells. Electrical performance of several cells was determined as a function of 1-MeV electron fluence in the range of 10 to the 13th power to 10 to the 15th power e-/sq cm and as a function of thermal annealing time at various temperatures. Degradation of normalized power output after a fluence of 10 to the 15th power 1-MeV electrons/sq cm ranged from a low of 24 to 31 percent of initial maximum power. Normalized short circuit current degradation was limited to the range from 10 to 19 percent of preirradiated values. Thermal annealing was carried out in a flowing nitrogen gas ambient, with annealing temperatures spanning the range from 125 to 200 C. Substantial recovery of short circuit current was observed at temperatures as low as 175 C. In one case improvement by as much as 10 percent of the postirradiated value was observed. The key features of these cells are their extremely thin emitter layers (approxmately 0.05 micrometers), the absence of any Al sub xGd sub 1-x As passivating window layer, and their fabrication by vapor phase epitaxy

    PMD17 ASSESSMENT OF QUALITY OF LIFE IN CHILDREN: METHOLOGICAL AND CONCEPTUAL ISSUES

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