Skip to results
Modify your search
NARROW
1-20 of 23
Keywords: Sirius
Sort by
Journal Article
Macro-based collagen quantification and segmentation in picrosirius red-stained heart sections using light microscopy
Julian Kammerer and others
Biology Methods and Protocols, Volume 9, Issue 1, 2024, bpae027, https://doi.org/10.1093/biomethods/bpae027
Published: 27 April 2024
... the potential to become an established method for analysis of PSR-stained tissue. The novel segmentation feature allows for automated evaluation of different patterns of cardiac fibrosis for the first time. picro-sirius red collagen quantification heart segmentation macro-based analysis German Research...
Journal Article
On the rotational velocity of Sirius A
Yoichi Takeda
Monthly Notices of the Royal Astronomical Society, Volume 499, Issue 1, November 2020, Pages 1126–1139, https://doi.org/10.1093/mnras/staa2869
Published: 19 September 2020
... ∼ ). Figure 1. Panels (a), (b), and (c) show the distributions of accumulated photoelectron counts of CCD for the final spectra of Sirius A, each corresponding to three wavelength regions (4100–5300/5300–6600/6600–7900 Å) comprising 32/20/13 orders, respectively. Note that the S/N ratio can be estimated...
Journal Article
Chemical compositions of giants in the Hyades and Sirius superclusters
P Ramya and others
Monthly Notices of the Royal Astronomical Society, Volume 484, Issue 1, March 2019, Pages 125–145, https://doi.org/10.1093/mnras/sty3507
Published: 28 December 2018
...P Ramya; Bacham E Reddy; David L Lambert Stars in Table 1 for the Hyades supercluster and in Table 2 for the Sirius supercluster were observed with the Robert G. Tull coudé spectrograph at the Harlan J. Smith 2.7 meter telescope at the W.J. McDonald Observatory (Tull et al. 1995 ). Spectra...
Journal Article
The gravitational redshift of Sirius B
S R G Joyce and others
Monthly Notices of the Royal Astronomical Society, Volume 481, Issue 2, December 2018, Pages 2361–2370, https://doi.org/10.1093/mnras/sty2404
Published: 04 September 2018
...S R G Joyce; M A Barstow; J B Holberg; H E Bond; S L Casewell; M R Burleigh In 1924 Arthur Eddington, having just established his mass–luminosity relation for luminous stars, wrote to Walter S. Adams at Mt. Wilson Observatory inquiring about the possibility of measuring the Einstein shift in Sirius...
Journal Article
The hypothesis of the local supercloud and the nearby moving groups of stars
C. A. Olano
Monthly Notices of the Royal Astronomical Society, Volume 458, Issue 4, 01 June 2016, Pages 4354–4367, https://doi.org/10.1093/mnras/stw538
Published: 07 March 2016
... with the Sirius group. The origin and nature of these two stellar streams are still not completely clear. We propose that Streams I and II were gravitationally linked to an old gas supercloud that was disintegrated in parts that formed new subsystems, viz., the Orion arm and Gould's belt. On the basis...
Journal Article
High-contrast imaging of Sirius A with VLT/SPHERE: looking for giant planets down to one astronomical unit
A. Vigan and others
Monthly Notices of the Royal Astronomical Society, Volume 454, Issue 1, 21 November 2015, Pages 129–143, https://doi.org/10.1093/mnras/stv1928
Published: 18 September 2015
...A. Vigan; C. Gry; G. Salter; D. Mesa; D. Homeier; C. Moutou; F. Allard 18 08 2015 06 08 2015 20 06 2015 © 2015 The Authors Published by Oxford University Press on behalf of the Royal Astronomical Society 2015 Sirius A has been observed as part of the SPHERE instrument science...
Journal Article
Heat tolerance around flowering in wheat identified as a key trait for increased yield potential in Europe under climate change
Pierre Stratonovitch and Mikhail A. Semenov
Journal of Experimental Botany, Volume 66, Issue 12, June 2015, Pages 3599–3609, https://doi.org/10.1093/jxb/erv070
Published: 07 March 2015
...Pierre Stratonovitch; Mikhail A. Semenov R i L = 1 + m a x ( 0 , T i − T L ) × S L where SL (°C–1) is the slope of the senescence acceleration per unit of canopy temperature above TL. As in Sirius 2010, grain filling ends...
Journal Article
A new arthropod from the Early Cambrian of North Greenland, with a ‘great appendage’-like antennula
Get access
MARTIN STEIN
Zoological Journal of the Linnean Society, Volume 158, Issue 3, March 2010, Pages 477–500, https://doi.org/10.1111/j.1096-3642.2009.00562.x
Published: 26 February 2010
...@evolmuseum.uu.se The Sirius Passet Lagerstätte ( Conway Morris et al., 1987 ) has yielded one of the oldest exceptionally preserved Cambrian biota. It is Early Cambrian (Nevadella zone) in age, correlated with stage 3 of the provisional Cambrian series 2 ( Babcock et al., 2005 ). So far...
Journal Article
Hubble Space Telescope spectroscopy of the Balmer lines in Sirius B
M. A. Barstow and others
Monthly Notices of the Royal Astronomical Society, Volume 362, Issue 4, October 2005, Pages 1134–1142, https://doi.org/10.1111/j.1365-2966.2005.09359.x
Published: 01 October 2005
...M. A. Barstow; Howard E. Bond; J. B. Holberg; M. R. Burleigh; I. Hubeny; D. Koester † E-mail: mab@star.le.ac.uk 25 5 2005 21 6 2005 © 2005 RAS 2005 Clearly, a visible band observation of Sirius B would be much better carried out in space, reducing considerably the problems discussed above...
Journal Article
Computerized image analysis vs semiquantitative scoring in evaluation of kidney allograft fibrosis and prognosis
Get access
Ståle Sund and others
Nephrology Dialysis Transplantation, Volume 19, Issue 11, November 2004, Pages 2838–2845, https://doi.org/10.1093/ndt/gfh490
Published: 22 September 2004
... (12%) showed Banff ci grade 0 (2–5%), 13 (40%) ci grade 1 (7–22%), eight (24%) ci grade 2 (31–43%), and eight biopsies (24%) ci grade 3 (53–94%). collagen image analysis interstitialfibrosis kidney allograft prognosis protocol biopsies Sirius red Kidney...
Journal Article
A physical interpretation of the ‘red Sirius’ anomaly
D. C. B. Whittet
Monthly Notices of the Royal Astronomical Society, Volume 310, Issue 2, December 1999, Pages 355–359, https://doi.org/10.1046/j.1365-8711.1999.02975.x
Published: 01 December 1999
...D. C. B. Whittet Sirius A, the brightest star in the night-time sky, appears white to the unaided eye, consistent with its classification as an A1 V star with negligible interstellar reddening. Historical evidence that Sirius appeared red (comparable in colour to stars such as Aldebaran, Arcturus...
Journal Article
A comparison between observed and calculated IRAS fluxes of G and K giant stars
R. A. Bell
Monthly Notices of the Royal Astronomical Society, Volume 264, Issue 2, September 1993, Pages 345–352, https://doi.org/10.1093/mnras/264.2.345
Published: 15 September 1993
...R. A. Bell stars: atmospheres stars: fundamental parameters stars: giant stars: individual: Sirius stars: individual: Vega infrared: stars © 1993 Royal Astronomical Society. Provided by the NASA Astrophysics Data System 1993 Abstract Infrared fluxes are calculated for a grid of cool...
Chapter
Radio Formats in the United States: A (Hyper)Fragmentation of the Imagination1
Get access
Ron Rodman
Published: 22 September 2016
.../oldies. The resulting fragmentation of the audience was noted in 1988 by Ken Barnes, who listed twenty-four musical formats. In the twenty-first century, cable and internet stations like Music Choice and Sirius/XM have created a “hyperfragmentation” of radio formats, with hundreds of formats...
Chapter
Transatlantic Opportunities
Get access
Aileen Fyfe
Published: 28 February 2012
...This chapter considers the transatlantic steam services. The voyages of the Sirius and the Great Western were the first ocean crossings, made far beyond the reach of repairs or refueling. Within a few years, regular transatlantic steam services would be available...
Chapter
Astronomy in Ancient Egypt
Get access
Joachim Friedrich Quack
Published: 10 July 2018
... as shadow clocks and water clocks. The Egyptian constellations were fundamentally different from ours (based on Mesopotamian and Greek myths), with Osiris (our Orion), Seth (our Big Dipper), and Sirius playing a prominent role, plus the Ship, the Sheep, and the Two Tortoises. Late Egyptian astronomy borrows...
Chapter
From Naulochus to Actium: 37–31 b.c.
Get access
Anne-Marie Lewis
Published: 23 February 2023
... that Octavianus was in the habit of looking up to gauge the support of the celestial sphere for himself. Looking up herself, she would not have missed the presence of the bright star Sirius in Canis [CMa ]. 60 The heliacal rising of Sirius (Egyptian Sothis) marked the beginning...
Chapter
Diamonds in the Sky!
Get access
Nicholas Mee
Published: 24 January 2019
... as a white dwarf. Ever since Galileo pointed a telescope at the night sky, each advance in telescope making has resulted in sensational discoveries. Alvan Clark & Sons ground some of the biggest telescope lenses ever made. Alvan Graham Clark discovered Sirius B while testing one of these lenses...
Chapter
Published: 23 October 2008
... encountered. The chapter also evaluates his investigations regarding the solar eclipse, the internal structure of the stars, and Sirius B. It then examines some of Eddington's wilder speculations. Dalton John 1766–1844 Eddington Arthur Henry father 1850–1884 Eddington Arthur Stanley Eddington Rachel...
Chapter
On the Stages of the Battle of Material Creation against the Evil Spirit
Get access
Domenico Agostini and Samuel Thrope
Published: 17 September 2020
... of the star Sirius in ensuring rainfall and the horoscope of the first man, Gayōmard, which provides an astrological explanation of his life and death. horoscope Sirius Gayōmard Xwanirah astronomy astrology Zoroastrianism ancient Iran Chapter 6 turns the previous chapter’s astrological focus...
Chapter
Published: 31 October 2002
... the Elder Robigalia signa Sirius Varro M Terentius Virgil calendar astronomy in the Fasti Hyrieus Jupiter Mercury Neptune Quirinus priest Robigo Europa Parthians Philippi Pleiades Scorpion Taurus civil war s Canis Dog star Floralia Numa Vinalia Golden Age Pax Augusta Callimachus...
Advertisement
Advertisement