Zobrazeno 1 - 10
of 13
pro vyhledávání: '"J. Hers"'
Autor:
R. King, M. J. Gunnarsdottir, Þ. Narfason, S. Hjaltadóttir, Á. Sigurðsson, J. Herschan, S. M. Gardarsson, R. M. McKeown, K. Pond
Publikováno v:
Journal of Water and Health, Vol 20, Iss 5, Pp 755-769 (2022)
Sanitary inspections (SIs) are checklists of questions used to identify actual and potential sources and pathways of drinking water contamination. Though the importance of SI adaptation to local contexts is widely acknowledged, there is currently lim
Externí odkaz:
https://doaj.org/article/8fa3193e1c9c453bac0eb95477503d16
Autor:
J. Hers
Publikováno v:
International Astronomical Union Colloquium. 1:27-38
In South Africa the modern outlook towards time may be said to have started in 1948. Both the two major observatories, The Royal Observatory in Cape Town and the Union Observatory (now known as the Republic Observatory) in Johannesburg had, of course
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::9011e4248ba3b0d83d6927fb15bc590f
https://doi.org/10.1017/s0252921100026816
https://doi.org/10.1017/s0252921100026816
Publikováno v:
Transactions of the International Astronomical Union ISBN: 9789401012591
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::9efed899fb956f6322f387928993d6dd
https://doi.org/10.1007/978-94-010-1257-7_22
https://doi.org/10.1007/978-94-010-1257-7_22
Autor:
J. Hers, B. G. Marsden
Publikováno v:
Reports on Astronomy ISBN: 9789400978393
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::1d34e3521daae90022a45ffc84bfccf6
https://doi.org/10.1007/978-94-009-7837-9_3
https://doi.org/10.1007/978-94-009-7837-9_3
Publikováno v:
Transactions of the International Astronomical Union. 18:19-20
The Commission has been fortunate in being able to continue its work during the last triennium with a minimum of effort, and thanks for this should go largely to the Director of the Bureau, Dr B.G. Marsden, for his untiring dedication, as well as to
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::da3b979fafa6fd16d3d1d864962018fc
https://doi.org/10.1017/s0251107x00004442
https://doi.org/10.1017/s0251107x00004442
Autor:
J Hers
Publikováno v:
Journal of Scientific Instruments. 31:146-147
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::fad2c08408d785d842252463712307ff
https://doi.org/10.1088/0950-7671/31/4/416
https://doi.org/10.1088/0950-7671/31/4/416
Autor:
J. Hers
Publikováno v:
Review of Scientific Instruments. 30:1068-1068
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::60e5d4a98e1878b98403101edb994f34
https://doi.org/10.1063/1.1716439
https://doi.org/10.1063/1.1716439
Autor:
J. Hers
Publikováno v:
Nature. 164:841-841
OBSERVATORY practice in the past has always been to use separate clocks for indicating solar and sidereal time. In the case of quartz crystal clocks, this practice could be continued by using two separate crystals, one ground for a frequency of 100 k
Externí odkaz:
https://explore.openaire.eu/search/publication?articleId=doi_________::941b5472bb7e0884411dba58107c16e9
https://doi.org/10.1038/164841a0
https://doi.org/10.1038/164841a0
Periodical
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Periodical
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