Results 1 to 10 of about 474,421 (313)

Fundamental parameters of the developing thymic epithelium in the mouse. [PDF]

open access: yesSci Rep, 2018
AbstractThe numbers of thymic epithelial cells (TECs) and thymocytes steadily increase during embryogenesis. To examine this dynamic, we generated several TEC-specific transgenic mouse lines, which express fluorescent proteins in the nucleus, the cytosol and in the membranes under the control of theFoxn1promoter. These tools enabled us to determine TEC
Hirakawa M   +8 more
europepmc   +7 more sources

Fundamental stellar parameters

open access: green, 2004
I present a discussion of fundamental stellar parameters and their observational determination in the context of interferometric measurements with current and future optical/infrared interferometric facilities. Stellar parameters and the importance of their determination for stellar physics are discussed.
M. Wittkowski
openalex   +4 more sources

Nonlinear estimation of the fundamental matrix with minimal parameters [PDF]

open access: greenIEEE Transactions on Pattern Analysis and Machine Intelligence, 2004
The purpose of this paper is to give a very simple method for nonlinearly estimating the fundamental matrix using the minimum number of seven parameters. Instead of minimally parameterizing it, we rather update what we call its orthonormal representation, which is based on its singular value decomposition.
Adrien Bartoli, Peter Sturm
openalex   +6 more sources

The fundamental parameters of the roAp star α Circini [PDF]

open access: bronzeMonthly Notices of the Royal Astronomical Society, 2008
Abstract We have used the Sydney University Stellar Interferometer to measure the angular diameter of α Cir. This is the first detailed interferometric study of a rapidly oscillating A (roAp) star, α Cir being the brightest member of its class.
H. Bruntt   +14 more
openalex   +7 more sources

Compilation of fundamental parameters of earth

open access: yesSolid Earth Sciences
Earth is a unique planet in the universe characterized by a stable crust and a dynamic internal environment, fostering intelligent life. Studying Earth not only aids in understanding our habitat but also helps uncover mysteries of other celestial bodies.
Sirui Liu, Jianghong Deng
doaj   +2 more sources

Extracting the fundamental parameters [PDF]

open access: yesNuclear Physics B - Proceedings Supplements, 2010
10 pages, 6 Figures, Proceedings of "Beyond the Standard Model Physics and LHC Signatures (BSM-LHC)", Boston, June 2-4 ...
Dirk Zerwas   +3 more
openaire   +5 more sources

Reconstruction of Fundamental SUSY Parameters [PDF]

open access: yesNuclear Physics B - Proceedings Supplements, 2003
8 pages, latex, 7 figures, expanded version of contributions to the proceedings of ICHEP.2002 (Amstersdam) and LCWS.2002 (Jeju Island)
Ayres Freitas   +7 more
openaire   +4 more sources

New Light Curve Analysis for Large Numbers of Eclipsing Binaries I. Detached and Semi-Detached Binaries [PDF]

open access: yesJournal of Astronomy and Space Sciences, 2010
Several survey observations have produced light curves of more than five thousand eclipsing binaries for last 15 years. Future missions such as the Large Synoptic Survey Telescope (LSST), the Panoramic Survey Telescope and Rapid Response System (Pan ...
Young-Woon Kang
doaj   +1 more source

On the Possibility of Universal Chemometric Calibration in X-ray Fluorescence Spectrometry: Case Study with Ore and Steel Samples

open access: yesApplied Sciences, 2023
The accuracy of X-ray fluorescence spectrometry in quantitative element analysis depends on the particular sample composition (so-called matrix effects). Counteracting these effects requires a large number of calibration samples similar in composition to
Zahars Selivanovs   +2 more
doaj   +1 more source

Solar astrophysical fundamental parameters [PDF]

open access: yesSPIE Proceedings, 2014
The accurate determination of the solar photospheric radius has been an important problem in astronomy for many centuries. From the measurements made by the PICARD spacecraft during the transit of Venus in 2012, we obtained a solar radius of 696,156±145 kilometres. This value is consistent with recent measurements carried out atmosphere.
Meftah, Mustapha   +2 more
openaire   +3 more sources

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