Search Results - "MacCallum, C. J."
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THE MAINTENANCE OF REPRODUCTIVE ISOLATION IN A MOSAIC HYBRID ZONE BETWEEN THE FIRE-BELLIED TOADS BOMBINA BOMBINA AND B. VARIEGATA
Published in Evolution (01-08-2003)“…Mosaic hybrid zones arise when ecologically differentiated taxa hybridize across a network of habitat patches. Frequent interbreeding across a small-scale…”
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Reappearance of the annihilation line source at the Galactic Centre
Published in Nature (London) (04-05-1989)“…The results of a new balloon-borne measurements of gamma-ray emission from the Galactic Center using a germanium telescope are reported. The 511-keV line was…”
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Resolution of the 1,238-keV gamma-ray line from supernova 1987A
Published in Nature (London) (11-05-1989)“…Observations of supernova 1987A from the maiden flight of the Gamma-Ray Imaging Spectrometer (GRIS) are reported. SN1987A was observed for a period of 11.1…”
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Habitat Preference in the Bombina Hybrid Zone in Croatia
Published in Evolution (01-02-1998)“…This paper demonstrates the effect of habitat heterogeneity and a habitat preference on the genetic structure of a hybrid zone between the toads Bombina…”
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Experimental Evidence for Habitat Dependent Selection in a Bombina Hybrid Zone
Published in Proceedings of the Royal Society. B, Biological sciences (22-06-1995)“…Hybridizing taxa remain distinct for two main reasons. Natural selection acts against hybrids either because of their incompatible genome, or because of…”
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TREE 2001
Published in Trends in ecology & evolution (Amsterdam) (01-01-2001)Get full text
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Possible γ-ray line from the Crab Nebula
Published in Nature (London) (21-04-1977)“…A balloon-borne gamma-ray telescope searching for celestial gamma-ray lines in the energy range 100 keV to 5.0 MeV provided evidence for a line feature from…”
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THE MAINTENANCE OF REPRODUCTIVE ISOLATION IN A MOSAIC HYBRID ZONE BETWEEN THE FIRE-BELLIED TOADS BOMBINA BOMBINA AND B. VARIEGATA
Published in Evolution (01-08-2003)“… Mosaic hybrid zones arise when ecologically differentiated taxa hybridize across a network of habitat patches. Frequent interbreeding across a small‐scale…”
Get full text
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The Development of a Segmented N-Type Germanium Detector, and Its Application to Astronomical Gamma-Ray Spectroscopy
Published in IEEE transactions on nuclear science (01-02-1984)“…Extensive calculations and simulations have shown that the instrumental background in a coaxial germanium gamma-ray detector flown at balloon altitudes or in…”
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Search for the 1.2 MeV γ-ray line of Walraven and Haymes
Published in Nature (London) (01-01-1978)Get full text
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Secretor state and immunoglobulin levels among women with recurrent urinary tract infections
Published in Journal of clinical & laboratory immunology (01-03-1987)“…In this study we tested the hypothesis that the increased susceptibility of non-secretors of blood group antigens to recurrent urinary tract infections might…”
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MOS-Transistor Radiation Detectors and X-Ray Dose-Enhancement Effects
Published in IEEE transactions on nuclear science (01-12-1985)“…Sandia National Laboratory (SNL) CMOS IC dose detectors and 3N161 MOS Transistors were evaluated as pulsed X-radiation dosimeters and used as monitors to…”
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The Maintenance Of Reproductive Isolation In A Mosaic Hybrid Zone Between The Fire-Bellied Toads Bombina Bombina And B. Variegata
Published in Evolution (01-08-2003)“…Mosaic hybrid zones arise when ecologically differentiated taxa hybridize across a network of habitat patches. Frequent interbreeding across a small-scale…”
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Analytical Photo-Compton Deposition Profiles
Published in IEEE transactions on nuclear science (01-01-1976)Get full text
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Analytical Prediction of Photo-Compton Emission Currents
Published in IEEE transactions on nuclear science (01-01-1973)“…An analytical procedure for describing vacuum photoemission from one dimensional materials more than one electron range thick has been developed. The…”
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More review content in TREE 2003
Published in Trends in ecology & evolution (Amsterdam) (2003)Get full text
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Second Generation Analytical Photo-Compton Current Methods
Published in IEEE transactions on nuclear science (01-01-1975)“…Analytical transport methods have been developed to predict photo-Compton currents (PCC) in many geometries. This paper presents the "second generation" status…”
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Photo-compton currents at material interfaces: Theory and experiment
Published in IEEE transactions on nuclear science (01-12-1974)“…Analytical formulae are presented for the electron number current, energy current and energy deposition at the photon irradiated interface between different…”
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Gamma-Ray-Line Astronomy
Published in Scientific American (01-07-1980)“…The balloon and satellite detection of gamma rays from astrophysical sources is discussed. Supernovas and novas are considered with regard to the cosmic…”
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Open Access: Who Will Pay the Price?
Published in Frontiers in ecology and the environment (01-05-2005)Get full text
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