8,203 research outputs found

    Women priests in the Church of England : psychological type profile

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    This study employed psychological type theory and measurement to explore the psychological profile of women priests ordained in the Church of England. A sample of 83 Anglican clergywomen in England completed the Myers-Briggs Type Indicator (MBTI). The data demonstrated clear preferences for introversion (63%) over extraversion (37%), for intuition (60%) over sensing (40%), for feeling (76%) over thinking (24%), and for judging (55%) over perceiving (45%). In terms of dominant types, 37% were dominant feelers, 31% dominant intuitives, 23% dominant sensers, and 8% dominant thinkers. These findings are discussed to illuminate the preferred ministry styles of Anglican clergywomen in England and to highlight the significant differences between the psychological type profile of clergywomen and the UK female population norms

    Lunar Glovebox Balance with Wireless Technology

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    The most important equipment required for processing lunar samples is a high-quality mass balance for maintaining accurate weight inventory, security, and scientific study. After careful review, a Curation Office memo by Michael Duke in 1978 chose the Mettler PL200 to be used for sample weight measurements inside the gloveboxes (Fig. 3). These commercial off-the-shelf (COTS) balances did not meet the strict accepted material requirements in the Lunar lab. As a result, each balance housing, weighing pan, and wiring was custom retrofitted to meet Lunar Operating Procedure (LOP) 54 requirements [for material construction restrictions]. The original design drawings for the custom housings, readout support stands, and wiring were done by the JSC engineering directorate. The 1977- 1978 schematics, drawings, and files are now housed in the curation Data Center. Per the design specifications, the housing was fabricated from aluminum grade 6061 T6, seamless welds, and anodized per MIL-A-8625 type I, class I. The balance feet were TFE Teflon and any required joints were sealed with Viton A gaskets. The readout display and support stands outside the glovebox were fabricated from 300 series stainless steel with #4 finish and mounted to the glovebox with welded bolts. Wire harnesses that linked the balance with the outside display and power were encapsulated with TFE Teflon and transported through custom Deutsch wire bulk head pass-through systems from inside to outside the glovebox. These Deutsch connectors were custom fabricated with 316L stainless steel bodies, Viton A O-rings, aluminum 6061 with electroless nickel plating, Teflon (replacing the silicone), and gold crimp connectors (no soldering). Many of the Deutsch connectors may have been used in the Apollo program high vacuum complex in building 37 and date to about 1968 to 1970

    The Duty to Take Precautions in Hostilities, and the Disobeying of Orders: Should Robots Refuse?

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    This Article not only questions whether an embodied artificial intelligence (“EAI”) could give an order to a human combatant, but controversially, examines whether it should also refuse one. A future EAI may be capable of refusing to follow an order, for example, where an order appeared to be manifestly unlawful, was otherwise in breach of International Humanitarian Law (“IHL”), national Rules of Engagement (“ROE”) or, even, where they appeared to be immoral or unethical. Such an argument has traction in the strategic realm in terms of “system of systems”—the premise that more advanced technology can potentially help overcome Clausewitzian “friction” or “fog of war.” An aircraft’s anti-stall mechanism, which takes over, and corrects human error, is seen as nothing less than “positive.”As part of opening this much-needed discussion, the Authors examine the legal parameters, and by way of a solution provide a framework for overriding and disobeying. Central to this discussion, are state specific ROEs within the concept of “duty to take precautions.” At present, the guidelines relating to a human combatant’s right to disobey orders are contained within such doctrine, but vary widely. For example, in the United States, a soldier may disobey an order but only when the act in question is clearly unlawful. In direct contrast, however, Germany’s “state practice” requires orders to be compatible with the much wider concept of human dignity, and to be of “use for service.”By way of a solution, the Authors propose the crafting of a test referred to as “robot rules of engagement” (“RROE”) with specific regard to the disobeying of orders. These RROE ensure (via a multi-stage verification process) that an EAI can discount human “traits” and minimize errors that lead to breaches of IHL. In the broader sense, the Authors question whether warfare should remain an utterly human preserve—where human error is an unintended but unfortunate consequence—or, whether the duty to take all feasible precautions in attack in fact require a human commander to utilize available AI systems to routinely question human decision-making, and where applicable, prevent mistakes. In short, the Article examines whether human error can be corrected and overridden, but for the better, rather than for the worse

    Possible High-Redshift, Low-Luminosity AGN Activity in the Hubble Deep Field

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    In the Hubble Deep Field (HDF), twelve candidate sources of high-redshift (z > 3.5) AGN activity have been identified. The color selection criteria were established by passing spectra of selected quasars and Seyfert galaxies (appropriately redshifted and modified for "Lyman forest" absorption), as well as stars, observed normal and starburst galaxies, and galaxy models for various redshifts through the filters used for the HDF observations. The actual identification of AGN candidates also involved convolving a Laplacian-of-Gaussian filter with the HDF images, thereby removing relatively flat galactic backgrounds and leaving only the point-like components in the centers. Along with positions and colors, estimated redshifts and absolute magnitudes are reported, with the candidates falling toward the faint end of the AGN luminosity function. One candidate has been previously observed spectroscopically, with a measured redshift of 4.02. The number of sources reported here is consistent with a simple extrapolation of the observed quasar luminosity function to magnitude 30 in B_Johnson. Implications for ionization of the intergalactic medium and for gravitational lensing are discussed.Comment: 10 pages LaTex plus 2 separate files (Table 1 which is a two-page landscape LaTex file; and Figure 6 which is a large (0.7 MB) non-encapsulated postscript file). Accepted for publication in the Astronomical Journa

    Realizing surface driven flows in the primitive equations

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    © Copyright 2015 American Meteorological Society (AMS). Permission to use figures, tables, and brief excerpts from this work in scientific and educational works is hereby granted provided that the source is acknowledged. Any use of material in this work that is determined to be “fair use” under Section 107 of the U.S. Copyright Act September 2010 Page 2 or that satisfies the conditions specified in Section 108 of the U.S. Copyright Act (17 USC §108, as revised by P.L. 94-553) does not require the AMS’s permission. Republication, systematic reproduction, posting in electronic form, such as on a web site or in a searchable database, or other uses of this material, except as exempted by the above statement, requires written permission or a license from the AMS. Additional details are provided in the AMS Copyright Policy, available on the AMS Web site located at (https://www.ametsoc.org/) or from the AMS at 617-227-2425 or [email protected] surface quasigeostrophic (SQG) model describes flows with surface buoyancy perturbations with no interior quasigeostrophic potential vorticity at small Rossby number Ro and O(1) Burger number, where quasigeostrophic dynamics are expected to hold. Numerical simulations of SQG dynamics have shown that vortices are frequently generated at small scales, which may have O(1) Rossby numbers and therefore may be beyond the limits of SQG. This paper examines the dynamics of an initially geostrophically balanced elliptical surface buoyancy perturbation in both the SQG model and the nonhydrostatic Boussinesq primitive equations (PE). In the case of very small Rossby number, it is confirmed that both models agree, as expected. For larger Ro, non-SQG effects emerge and as a result the solution of the PE deviates significantly from that of SQG. In particular, an increase in the Rossby number has the following effects: (i) the buoyancy filaments at the surface are stabilized in that they generate fewer secondary vortices; (ii) the core of the vortex experiences inertial instability, which results in a uniform buoyancy profile in its interior; (iii) the divergent part of the energy spectrum increases in magnitude; (iv) the PE model has significantly more gravity waves that are radiated from the vortex; (v) the magnitude of the vertical velocity increases; and (vi) in the mature stages of evolution, there are gravitational instabilities that develop because of the complicated dynamics inside the vortex. It is demonstrated that significant non-SQG effects are evident when the large-scale Rossby number of the initial flow is about 0.05 and the local Rossby number is O(1).Natural Sciences and Engineering Research Council || RGPIN/386456-201

    Two-photon-induced photoconductivity enhancement in semiconductor microcavities: a theoretical investigation

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    We describe a detailed theoretical investigation of two-photon absorption photoconductivity in semiconductor microcavities. We show that high enhancement (by a factor of >10, 000) of the nonlinear response can be obtained as a result of the microcavity effect. We discuss in detail the design and performance (dynamic range, speed) of such a device with the help of the example of an AlGaAs/GaAs microcavity operating at 900 nm. This device shows promise for low-intensity, fast autocorrelation and demultiplexing applications
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