Zobrazeno 1 - 10
of 25
pro vyhledávání: '"E.-L. Lau"'
Publikováno v:
Journal of Fish Biology. 51:327-333
When 4 mg of testosterone (T) per kg food was given to 1-year-old protandrous male black porgy Acanthopagrus schlegeli for 7 months, gonadosomatic index was significantly higher than when the dose was 0.5 mg kg−1 food. Both doses of T prolonged the
Publikováno v:
Science. 276:1236-1239
Doppler data generated with the Galileo spacecraft’s radio carrier wave during two Europa encounters on 19 December 1996 (E4) and 20 February 1997 (E6) were used to measure Europa’s external gravitational field. The measurements indicate that Eur
Publikováno v:
Science. 278:1919-1921
Doppler data generated with the Pioneer 10 spacecraft's radio carrier wave between 1987 and 1995 show a 25.3-day periodicity which is related to the solar rotation. The timing data of the pulsar PSR B1257+12 also show a periodicity of 25.34 days, whi
Publikováno v:
Science (New York, N.Y.). 281(5385)
Radio Doppler data from four encounters of the Galileo spacecraft with the jovian moon Europa have been used to refine models of Europa's interior. Europa is most likely differentiated into a metallic core surrounded by a rock mantle and a water ice-
Autor:
Gerald Schubert, William B. Moore, E. L. Lau, R. A. Jacobson, John D. Anderson, W. L. Sjogren
Publikováno v:
Science (New York, N.Y.). 280(5369)
Radio Doppler data from a single encounter (C3) of the Galileo spacecraft with Callisto, the outermost Galilean moon of Jupiter, indicated that Callisto was probably undifferentiated. Now, similar data from a second encounter (C9) corroborate this co
Autor:
C F, Chang, B Y, Lin, E L, Lau, M F, Lee, W S, Yueh, Y H, Lee, C N, Chang, J D, Huang, P, Tacon, F Y, Lee, J L, Du, L T, Sun
Publikováno v:
The Chinese journal of physiology. 40(4)
Black porgy, Acanthopagrus schlegeli Bleeker, a marine protandrous hermaphrodite, is a functional male for the first 2 years of life but begin to sexually reverse to female after the third year. This sex pattern provides a very good model to study th
Autor:
M.R. Traxler, J. P. Berthias, James K. Campbell, E. L. Lau, Irwin I. Shapiro, R. W. Hellings, James G. Williams, J.A. Dunne, E. L. Akim, J. E. Blamont, John F. Chandler, V. M. Linkin, N.J. Borderies, Jordan Ellis, V. V. Kerzhanovich, Robert D. Reasenberg, John D. Anderson, Robert A. Preston, N. M. Ivanov, C. F. Yoder
Publikováno v:
Advances in Space Research. 9:71-74
A planned experiment to obtain range and Doppler data with the Phobos 2 Lander on the surface of the Martian satellite Phobos is described. With the successful insertion on January 29, 1989 of Phobos 2 into Mars orbit, it is anticipated that the Land
Autor:
V. M. Canute, Ronald W. Hellings, M. S. Keesey, Itzhak Goldman, P. J. Adams, E. M. Standish, John D. Anderson, E. L. Lau
Publikováno v:
International Journal of Theoretical Physics. 28:1035-1041
Results are presented from the analysis of solar system astrometric data, notably the range data to the Viking landers on Mars. A least-squares fit of the parameters of the solar system model to these data limits a simple time variation in the effect
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Akademický článek
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