5,294 research outputs found

    Polymorphous low grade adenocarcinoma-an unusual presentation

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    Polymorphous low-grade adenocarcinoma (PLGA) is a neoplasm that occurs frequently in the mucosa of the soft and hard palates, in the buccal mucosa and in the upper lip and is very rare within the nasopharynx. We present a case of PLGA, which presented as a nasal polyp

    Automated Classification of 2000 Bright IRAS Sources

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    An Artificial Neural Network (ANN) has been employed using a supervised back-propagation scheme to classify 2000 bright sources from the Calgary database of IRAS (Infrared Astronomy Satellite) spectra in the wavelength region of 8-23 microns. The data base has been classified into 17 pre-determined classes based on spectral morphology. We have been able to classify more than 80 percent of the 2000 sources correctly at the first instance. The speed and robustness of the scheme will allow us to classify the whole of LRS database, containing more than 50,000 sources in the future.Comment: 26 pages, To appear in ApJS after July 200

    Can Greece be Expelled from the Eurozone? Toward a Default Rule on Expulsion from International Organizations

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    The ongoing European crisis has raised uncomfortable questions about the conditions under which treaty-based unions of nations like the EU or the EMU can legally expel a member—Greece being the most obvious candidate. The EU, for example, has rules governing the voluntary withdrawal of members, but says nothing about whether a member can be expelled. As a matter of international law, what does the silence mean? Put differently: What is the default rule regarding expulsions when a treaty says nothing about forced withdrawals? Is there an absolute bar on expulsion, as some have suggested? Conversely, is there an implicit right to expel? Or can material breaches of a treaty justify expulsion? And if fault is not required, must the expelled member state be compensated in some way

    Indian Agriculture: Managing Growth with Equity

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    International Development, Q13, Q17, Q18,

    Stock assessment of soldier catfish Osteogeneiosus militaris along the northwest coast of India

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    Value of length growth parameters L∞, K and t(sub)0 from age-length relation obtained from length-frequency analysis for the soldier catfish stock were estimated to be 47.6 cm, 0.51 per year and 0.03 year respectively. The age at recruitment (t [sub]r) was 0.58 year and the age at first capture (t[sub]c) 0.83 year. The total mortality (Z) was 0.88 including the present natural mortality (M) of 0.84 and fishing mortality (F) of 0.04. The total stock of this fish along the Northwest coast of India was assessed to be 32,413 tons and the MSY 5,426 tons which is much higher than the current catch of 863.8 tons. The potential yield (P[sub]y) of 38.7 g per recruit could be obtained at the optimum of exploitation (t[sub]y) of 2.84 years

    Proposed Model for Degradation of Gunn Diodes as Observed from Study of the I-V Characteristics

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    The effect of heat treatment on the functional Gunn diodes has been investigated in the temperature range of 200-300°C. The influence of electricfield during heat treatment has also been studied. The simple variations in I-V characteristics with annealing time have been utilized to interpret the contact behaviour
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