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한국천문학회지

1968년 ~ 2025년까지 1,227 건한국천문학회지를 격월간 확인하실 수 있습니다.

  • The Korean Astronomical Society (The Korean Astronomical Society)
  • 계간 (Quarterly)
  • ISSN : 1225-4614 (ISSN : 1225-4614)
  • DB구축현황 : 1,227건 (DB Construction : 1,227 Articles)
안내사항
총 게시글 1,227 페이지 100/123
991
  • LI BI-QIANG
  • Journal of the Korean astronomical society = 천문학회지
  • 29, n.suppl1
  • pp.299-301
  • 1996
  • 원문 바로보기
It. has been discovered that. active regions commonly have numerous flare-like transient. loop brightenings. We use a magnetic reconnection theory driven by a ponderamotive force on account. of the basic properties of a transient. brightening: lifetime a few mins, total energy <TEX>$10^{25}\~10^{29}$</TEX> erg. The numerical results are consistent with the observations.
992
  • MA YUE-HuA
  • Journal of the Korean astronomical society = 천문학회지
  • 29, n.suppl1
  • pp.309-311
  • 1996
  • 원문 바로보기
It is analysed the discrepancy about the coronal magnetic field between solar optic and solar radio using magnetic fibril concept with filling factor and fractal structure model. The magnetic field of <TEX>$\~$</TEX> 100 G considered in solar optics is mean value in a large scale, and that of <TEX>$\~$</TEX>1000 G in solar should be the value of fine structures inside 'macro' loop.
993
  • MOULD JEREMY
  • Journal of the Korean astronomical society = 천문학회지
  • 29, n.suppl1
  • pp.7-10
  • 1996
  • 원문 바로보기
With an interim calibration based upon half the Key Project's galaxies, the Tully-Fisher relation, the (Dn, <TEX>$\sigma$</TEX>) relation and type II supernovae yield <TEX>$H_0$</TEX>= 73<TEX>$\pm$</TEX>10 km/sec/Mpc.
994
  • CHAKRABARTI SANDIP K.
  • Journal of the Korean astronomical society = 천문학회지
  • 29, n.suppl1
  • pp.223-225
  • 1996
  • 원문 바로보기
We review current theoretical understanding of the spectral properties (low and high states, transition of states, quasi-periodic oscillations etc.) of the low mass as well as supermassive black hole candidates.
995
  • CHAKRABARTI SANDIP K.
  • Journal of the Korean astronomical society = 천문학회지
  • 29, n.suppl1
  • pp.229-230
  • 1996
  • 원문 바로보기
996
  • ANDERSEN J.
  • Journal of the Korean astronomical society = 천문학회지
  • 29, n.suppl1
  • pp.239-240
  • 1996
  • 원문 바로보기
Precise masses, radii, and luminosities from eclipsing binaries and colour-magnitude diagrams for open clusters are classic tools in empirical tests of stellar evolution models. We review the accuracy and completeness required for such data to discriminate between current models and describe some recent. results with implications for convection theory.
997
  • NARLIKAR JAYANT V.
  • Journal of the Korean astronomical society = 천문학회지
  • 29, n.suppl1
  • pp.1-5
  • 1996
  • 원문 바로보기
Recent discussions of observational constraints on the standard hot big bang model are reviewed and it is argued that now there is room for considering alternative cosmologies. The quasi-steady state cosmology is briefly described. This model seems to explain most of the observed features of the universe, including the m-z relation, radio source count, the light nuclear abundances and the microwave background.
998
  • EHGAMBERDIEV SH. A.
  • Journal of the Korean astronomical society = 천문학회지
  • 29, n.suppl1
  • pp.287-289
  • 1996
  • 원문 바로보기
IRIS(International Research on the Interior of the sun) is the name of a worldwide network of 6 stations for whole disc Doppler shift measurements. The network has been operating since 1987 and by now a few series of a hundred days long unbroken (by day/night periodicity) data were received. Analysis of these data allowed to receivesome new results which are discussed in the paper.
999
  • RYU DONGSU
  • Journal of the Korean astronomical society = 천문학회지
  • 29, n.suppl1
  • pp.25-26
  • 1996
  • 원문 바로보기
In the standard theory of the large scale structure formation, matter accretes onto high density perturbations via gravitational instability. Collision less dark matter forms caustics around such structures, while collisional baryonic matter forms accretion shocks which then halt and heat the infalling gas. Here we discuss the characteristics. roles, and observational consequences of these accretion shocks.
1000
  • LYO A-RAN
  • Journal of the Korean astronomical society = 천문학회지
  • 29, n.suppl1
  • pp.65-66
  • 1996
  • 원문 바로보기