CVn Systems
Finding Needles in the Haystack: A Search for AM CVn Systems Using the Palomar Transient Factory
... AM CVn systems might be discovered by PTF? First, we esti- mate the fraction of all AM CVn systems that are ...AM CVn system at its minimum period ...AM CVn system spends ∼ ...AM ...
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Black hole transients and AM CVn systems
... They emerge from the second common envelope stage as a short-period binary and, when orbital angular momentum losses from gravitational radiation bring them close enough for the present [r] ...
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Rosat observations of superflares on RS CVn systems
... optically-thin therm al plasma models fitted spectra obtained from their sample of chromospherically active stars observed with Einstein quite well {x l ^ 1.26). Similar results were reported by Majer et al. (1986), also ...
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XMM Newton observations of AM CVn binaries
... We have presented observations of 4 disk accreting AM CVn systems. Their X-ray and UV intensity varia- tions are heterogeneous, with only HP Lib showing a very clear coherent modulation in its UV light ...
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XMM Newton observations of AM CVn binaries : V396 Hya and SDSS J1240–01
... AM CVn systems – V396 Hya and SDSS J1240-01. Both systems are detected in X-rays and in the UV: neither shows coherent variability in their light ...AM CVn systems. Apart from ES Cet, ...
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XMM Newton observations of AM CVn binaries : V396 Hya and SDSS J1240 01
... AM CVn systems in our earlier sample were best fitted using a relatively low tempera- ture thermal plasma model with non-solar metallicities (eg Strohmayer 2004a, Ramsay et al ...
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A 15.7-Minute AM CVn Binary Discovered in K2
... AM CVn stars often show variability on a multitude of timescales (Fontaine et ...some systems has a photometric equivalent as well ...AM CVn is eccentric (as is possible due to their mass ratios, ...
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Total eclipse of the heart: : the AM CVn Gaia14aae/ASSASN 14cn
... AM CVn stars are best distinguished by the state of the donor star at the onset of mass ...AM CVn systems), the two channels become indis- ...AM CVn star if the donor star had already started ...
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Total eclipse of the heart: the AM CVn Gaia14aae/ASSASN-14cn
... AM CVn stars are best distinguished by the state of the donor star at the onset of mass ...AM CVn systems), the two channels become indis- ...AM CVn star if the donor star had already started ...
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A 15 7 minute AM CVn binary discovered in K2
... AM CVn stars often show variability on a multitude of timescales (Fontaine et ...some systems has a photometric equivalent as well ...AM CVn is eccentric (as is possible due to their mass ratios, ...
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The long term optical behaviour of helium accreting AM CVn binaries
... AM CVn binaries are expected to have orbital periods in the range 20–40 mins (irrespective of whether one assumes ‘opti- mistic’ or ‘pessimistic’ assumptions for their space density), although this fraction is ...
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Theoretical Foundations for Preference Representation in Systems Engineering
... of systems that share the same set of ...in systems engineering and design take preferences as a primitive notion ...engineered systems and based on the experience of the authors with creating value ...
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Physical properties of AM CVn stars: New insights from Gaia DR2
... AM CVn stars which have a parallax accurate to within 20 percent, we converted the multi-band photometric data out- lined in the appendix to flux units ...AM CVn show a large scatter between the ...
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High-speed photometry of Gaia14aae: an eclipsing AM CVn that challenges formation models
... AM CVn donors descended from white dwarfs or helium stars at long orbital ...which systems evolved from hydrogen-dominated cataclysmic variables are expected, but such systems should show ...
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Impact properties of the aircraft cast aluminium alloy Al-7Si0.6Mg (A357)
... In the present work, the impact properties of the cast aluminium alloy A357 will be evaluated. A direct comparison between the derived impact properties and the already evaluated tensile properties for the same ...
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Possible effects of a course in cardiovascular nursing on prehospital care of patients experiencing suspected acute coronary syndrome: a cluster randomised controlled trial
... One limitation might be that both groups of nurses consisted of both RNs with only a Bachelor of Science Degree and RNs with this degree and also with a spe- cialist Master’s Degree. This means that theoretically, ...
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Production Strategy Development: Simulation of Dependencies Using Recurrent Fuzzy Systems
... Therefore, we extend the use of the design structure matrix using a domain mapping matrix ( m × n ) that maps m inputs to n configuration parameters (Figure 3 ). Since production strateg[r] ...
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SDSS J124058 03 015919 2 : a new AM CVn star with a 37 min orbital period
... It is interesting to compare the new system with the- oretical predictions. Bildsten et al. (in prep.) have recently modelled the temperature of the accretors in AM CVn stars as a function of orbital period. ...
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Estimation of quasi-static J-R curves from charpy energy and adaptation to ASTM E1921 reference temperature estimation for ferritic steels
... Charpy V-notch impact (CVN) test is very attractive because of its low-cost, simplicity and wide familiarity and availability compared to the more sophisticated and costly fracture mechanics test which requires ...
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Secure Key Generation from Biased PUFs
... these systems the error-correcting code used does not change depending on the amount of bias (only the size of the PUF changes for maintaining reliability), while for -2O-VN the repetition length scales with the ...
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