Search Results - "EVANS, Lloyd T"
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Spitzer Space Telescope spectra of post-AGB stars in the Large Magellanic Cloud - polycyclic aromatic hydrocarbons at low metallicities
Published in Monthly notices of the Royal Astronomical Society (01-04-2014)“…This paper reports variations of polycyclic aromatic hydrocarbons (PAHs) features that were found in Spitzer Space Telescope spectra of carbon-rich…”
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Gibberellins and flowering of grasses and cereals: prizing open the lid of the "florigen" black box
Published in Annual review of plant biology (01-01-2003)“…Comprehensive studies in grasses show that gibberellins (GAs) play a role as a florigen. For Lolium temulentum, which flowers in response to a single long day…”
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Carbon stars
Published in Journal of astrophysics and astronomy (01-12-2010)“…In this paper, the present state of knowledge of the carbon stars is discussed. Particular attention is given to issues of classification, evolution,…”
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The calibrating stars of the Mira P—L relation
Published in Monthly notices of the Royal Astronomical Society (21-07-2003)“…Improved light curves extracted from the MACHO data base are used to discuss the periods and amplitudes of the calibrating stars of the Mira P–L relations…”
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Regulation of Flowering in the Long-Day Grass Lolium temulentum by Gibberellins and the FLOWERING LOCUS T Gene
Published in Plant physiology (Bethesda) (01-06-2006)“…Seasonal control of flowering often involves leaf sensing of daylength coupled to time measurement and generation and transport of florigenic signals to the…”
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ES Aquilae Is an R Coronae Borealis Star
Published in Publications of the Astronomical Society of the Pacific (01-08-2002)“…ES Aql, initially classified as a semiregular variable, is now believed to be a member of the R Coronae Borealis (RCB) class of stars, a small group of…”
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Long-Day Induction of Flowering in Lolium temulentum Involves Sequential Increases in Specific Gibberellins at the Shoot Apex
Published in Plant physiology (Bethesda) (01-10-2001)“…One challenge for plant biology has been to identify floral stimuli at the shoot apex. Using sensitive and specific gas chromatography-mass spectrometry…”
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Selective Deactivation of Gibberellins below the Shoot Apex is Critical to Flowering but Not to Stem Elongation of Lolium
Published in Molecular plant (01-03-2008)“…Gibberellins (GAs) cause dramatic increases in plant height and a genetic block in the synthesis of GA1 explains the dwarfing of Mendel's pea. For flowering,…”
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Optical spectroscopy of the Jet in V Hydrae
Published in Monthly notices of the Royal Astronomical Society (01-02-1991)“…Spectra of the 3600–4700 Å region of the spectrum of the carbon star V Hya reveal a rich emission-line spectrum similar to those found in objects where shock…”
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Synthesis of gibberellin GA6 and its role in flowering of Lolium temulentum
Published in Phytochemistry (Oxford) (2003)“…The induction of flowering by one long day (LD) in the grass Lolium temulentum is most closely mimicked by application of the gibberellins (GAs) GA(5) or…”
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Steps Towards Feeding the Ten Billion: A crop physiologists view
Published in Plant production science (1999)“…The crop sciences hold the key to feeding the 10 billion people on earth by the middle of the 21st century and to doing so sustainably and in the face of…”
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SiC2 in carbon stars: Merrill-Sanford absorption bands between 4100 and 5500 Å
Published in Monthly notices of the Royal Astronomical Society (21-11-2000)“…Observations and identifications of the Merrill-Sanford bands of the silicon dicarbide molecule are reported for a range of N and J stars. The data were…”
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Sir Otto Frankel November 4, 1900-November 21, 1998
Published in Economic botany (01-07-2000)Get full text
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Spectroscopic changes and the variable mean light of carbon stars
Published in Monthly notices of the Royal Astronomical Society (21-04-1997)“…The mean light of carbon-rich Mira variables varies on a time-scale of decades. The star becomes fainter and redder in all wavebands short of at least 4 μm,…”
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Spectroscopic and photometric observations of SN1987A – V. Days 386–616
Published in Monthly notices of the Royal Astronomical Society (01-03-1989)“…We present spectroscopic and UBV(RI)CJHKLM photometric observations of SN1987A in the Large Magellanic Cloud made at the Sutherland Observatory of the SAAO…”
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Spectroscopic and photometric observations of supernova 1987A – VII. Days 793 to 1770
Published in Monthly notices of the Royal Astronomical Society (15-05-1993)“…We present spectroscopic and UBV(RI)c JHKLM photometric observations of SN 1987A in the Large Magellanic Cloud made between days 793 and 1770 after the…”
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IRAS 12311-3509: a carbon star with SiC2 emission
Published in Monthly notices of the Royal Astronomical Society (21-11-2000)“…The optical spectrum of the carbon star IRAS 12311-3509 is dominated by the Merrill-Sanford emission bands of SiC2, by absorption and emission in the Swan…”
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Effects of D-ring modified gibberellins on flowering and growth in lolium temulentum
Published in Phytochemistry (Oxford) (01-12-1998)“…The modified gibberellins, 16-methyl-16,17-dihydro-GA 5, 16,17-methano-16,17-dihydro-GA 5, 16,17-methano-16,17-dihydro-GA 3 and several halogenated derivatives…”
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Do S stars show strong silicate dust emission?
Published in Monthly notices of the Royal Astronomical Society (07-04-1999)“…S stars are generally regarded as intermediate between M and carbon stars in their properties, including the composition of their circumstellar material, as…”
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Optical Absorption and Emission Bands of SiC2 in Carbon Stars
Published in The Astrophysical journal (10-11-1996)Get full text
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