Search Results - "Becker, M. De"
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Photosynthesis in the fleeting shadows: an overlooked opportunity for increasing crop productivity?
Published in The Plant journal : for cell and molecular biology (01-02-2020)“…Summary Photosynthesis measurements are traditionally taken under steady‐state conditions; however, leaves in crop fields experience frequent fluctuations in…”
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The High-Energy Emission from HD 93129A Near Periastron
Published in Monthly notices of the Royal Astronomical Society (01-06-2020)“…We conducted an observational campaign towards one of the most massive and luminous colliding wind binaries in the Galaxy, HD 93129A, close to its periastron…”
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Long-term XMM–Newton investigation of two particle-accelerating colliding-wind binaries in NGC 6604: HD 168112 and HD 167971
Published in Monthly notices of the Royal Astronomical Society (21-07-2015)“…The long-term (over more than one decade) X-ray emission from two massive stellar systems known to be particle accelerators is investigated using XMM–Newton…”
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Mesenchymal stem cell adhesion to cardiac microvascular endothelium: activators and mechanisms
Published in American journal of physiology. Heart and circulatory physiology (01-04-2006)“…Circulating stem cells home within the myocardium, probably as the first step of a tissue regeneration process. This step requires adhesion to cardiac…”
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AU-scale radio imaging of the wind collision region in the brightest and most luminous non-thermal colliding wind binary Apep
Published in Monthly notices of the Royal Astronomical Society (01-02-2021)“…ABSTRACT The recently discovered colliding-wind binary (CWB) Apep has been shown to emit luminously from radio to X-rays, with the emission driven by a binary…”
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The long-period eccentric orbit of the particle accelerator HD167971 revealed by long baseline interferometry
Published in Monthly notices of the Royal Astronomical Society (01-07-2012)“…Using optical long baseline interferometry, we resolved for the first time the two wide components of HD167971, a candidate hierarchical triple system known to…”
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The feedback of massive stars on interstellar astrochemical processes
Published in Astrophysics and space science (01-03-2014)“…Astrochemistry is the discipline that studies physico-chemical processes in astrophysical environments. Such environments are characterized by conditions that…”
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Spectroscopic Study of the Variability of Three Northern Of+ Supergiants
Published in The Astrophysical journal (20-10-2009)“…The transition from early Of stars to WN-type objects is poorly understood. O-type supergiants with emission lines (OIf+) are considered to be intermediate…”
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A New Investigation of the Binary HD 48099
Published in The Astrophysical journal (10-01-2010)“…With an orbital period of about 3.078 days, the double-lined spectroscopic binary HD 48099 is, until now, the only short-period O+O system known in the Mon OB2…”
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First Orbital Solution for the Non-thermal Emitter Cyg OB2 No. 9
Published in The Astrophysical journal (10-08-2010)“…After the first detection of its binary nature, the spectroscopic monitoring of the non-thermal radio emitter Cyg OB2 No. 9 (P = 2.4 yr) has continued,…”
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Spectroscopic study of the O-type runaway supergiant HD 195592
Published in New astronomy (01-01-2010)“…The scope of this paper is to perform a detailed spectroscopic study of the northern O-type supergiant HD 195592. We use a large sample of high quality spectra…”
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12
Benzoate treatment and the glycine index in nonketotic hyperglycinaemia
Published in Journal of inherited metabolic disease (01-01-2005)“…Summary High‐dose benzoate treatment aimed at reducing plasma glycine levels to normal reduces seizures and increases wakefulness in patients with nonketotic…”
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The Massive Runaway Stars HD 14633 and HD 15137
Published in The Astrophysical journal (10-03-2005)“…We present results from a radial velocity study of two runaway O-type stars, HD 14633 (ON8.5 V) and HD 15137 [O9.5 III(n)]. We find that HD 14633 is a…”
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XMM–Newton observations of the massive colliding wind binary and non-thermal radio emitter Cyg OB2 #8A [O6If + O5.5III(f)]
Published in Monthly notices of the Royal Astronomical Society (21-09-2006)“…We report on the results of four XMM–Newton observations separated by about ten days from each other of Cyg OB2 #8A [O6If + O5.5III(f)]. This massive colliding…”
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X-ray study of bow shocks in runaway stars
Published in Monthly notices of the Royal Astronomical Society (11-11-2017)“…Abstract Massive runaway stars produce bow shocks through the interaction of their winds with the interstellar medium, with the prospect for particle…”
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Non-thermal emission processes in massive binaries
Published in The Astronomy and astrophysics review (01-11-2007)“…In this paper, I present a general discussion of several astrophysical processes likely to play a role in the production of non-thermal emission in massive…”
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Search for particle acceleration in two massive Wolf–Rayet stars using uGMRT observations
Published in Monthly notices of the Royal Astronomical Society (01-11-2023)“…ABSTRACT Large wind kinetic power of Wolf-Rayet (WR) stars make them ideal targets in low radio frequencies to search for non-thermal emission due to…”
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Long-term soft and hard X-ray investigation of the colliding wind WN+O binary WR 25
Published in Monthly notices of the Royal Astronomical Society (01-08-2019)“…ABSTRACT We investigated the long-term behaviour in X-rays of the colliding wind binary WR 25, using archival data obtained with Suzaku, Swift, XMM–Newton, and…”
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The X-ray under-luminosity of the O-type supergiants HD 16691 and HD 14947 revealed by XMM-Newton
Published in New astronomy (01-12-2013)“…•This paper reports on the very first dedicated X-ray study of HD16691 and HD14947.•The two stars are slightly under-luminous in X-rays with respect to regular…”
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Tentative insight into the multiplicity of the persistent dust maker WR 106 from X-ray observations
Published in New astronomy (01-11-2015)“…•This paper reports on the very first dedicated X-ray observation with XMM-Newton of the persistent dust maker WR106.•The target is not detected and upper…”
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