நொடி (கால அளவு) (Tamil Wikipedia)

Analysis of information sources in references of the Wikipedia article "நொடி (கால அளவு)" in Tamil language version.

refsWebsite

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7doi.org

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7harvard.edu

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4books.google.com

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3nist.gov

355^th place

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2web.archive.org

1^st place

2archive.org

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2leapsecond.com

low place

6,442^nd place

1bipm.org

641^st place

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1learnersdictionary.com

low place

1etymonline.com

287^th place

105^th place

1easyunitconverter.com

low place

1usc.edu

1,077^th place

1,136^th place

1webcitation.org

24^th place

57^th place

1navy.mil

237^th place

605^th place

1cam.ac.uk

670^th place

610^th place

1nrc-cnrc.gc.ca

low place

6,418^th place

archive.org (Global: 6^th place; Tamil: 8^th place)

Willsberger, Johann (1975). Clocks & watches. New York: Dial Press. ISBN 0-8037-4475-7. full page color photo: 4th caption page, 3rd photo thereafter (neither pages nor photos are numbered).
DD McCarthy, C Hackman, R Nelson; Hackman; Nelson (2008). "The Physical Basis of the Leap Second". Astronomical Journal 136 (5): 1906–1908. doi:10.1088/0004-6256/136/5/1906. Bibcode: 2008AJ....136.1906M. https://archive.org/details/sim_astronomical-journal_2008-11_136_5/page/1906. "... the SI second is equivalent to an older measure of the second of UT1, which was too small to start with and further, as the duration of the UT1 second increases, the discrepancy widens.".

bipm.org (Global: 641^st place; Tamil: 292^nd place)

"Unit of time (second)". SI Brochure. BIPM. Retrieved December 22, 2013.

books.google.com (Global: 3^rd place; Tamil: 6^th place)

al-Biruni (1879). The chronology of ancient nations: an English version of the Arabic text of the Athâr-ul-Bâkiya of Albîrûnî, or "Vestiges of the Past". Sachau C Edward. pp. 147–149. {{cite book}}: More than one of |author= and |last= specified (help); More than one of |authorlink= and |author-link= specified (help)
Helaine Selin (July 31, 1997). Encyclopaedia of the History of Science, Technology, and Medicine in Non-Westen Cultures. Springer Science & Business Media. p. 934. ISBN 978-0-7923-4066-9. {{cite book}}: More than one of |ISBN= and |isbn= specified (help); More than one of |author= and |last= specified (help)
Greg Jenner (January 29, 2015). A Million Years in a Day: A Curious History of Everyday Life. Orion. p. 275. ISBN 978-0-297-86979-5. {{cite book}}: More than one of |ISBN= and |isbn= specified (help); More than one of |author= and |last= specified (help)
Jenkin, ed. (1873). Reports of the committee on electrical standards. British Association for the Advancement of Science. p. 90.

cam.ac.uk (Global: 670^th place; Tamil: 610^th place)

cl.cam.ac.uk

See page 515 in RA Nelson et al. (2000). "The leap second: its history and possible future". Metrologia 38 (6): 509–529. doi:10.1088/0026-1394/38/6/6. Bibcode: 2001Metro..38..509N. http://www.cl.cam.ac.uk/~mgk25/time/metrologia-leapsecond.pdf.

doi.org (Global: 2^nd place; Tamil: 4^th place)

dx.doi.org

W Markowitz, RG Hall, L Essen, JVL Parry; Hall; Essen; Parry (1958). "Frequency of cesium in terms of ephemeris time". Physical Review Letters 1 (3): 105–107. doi:10.1103/PhysRevLett.1.105. Bibcode: 1958PhRvL...1..105M. http://www.leapsecond.com/history/1958-PhysRev-v1-n3-Markowitz-Hall-Essen-Parry.pdf.
S Leschiutta (2005). "The definition of the 'atomic' second". Metrologia 42 (3): S10–S19. doi:10.1088/0026-1394/42/3/S03. Bibcode: 2005Metro..42S..10L.
DD McCarthy, C Hackman, R Nelson; Hackman; Nelson (2008). "The Physical Basis of the Leap Second". Astronomical Journal 136 (5): 1906–1908. doi:10.1088/0004-6256/136/5/1906. Bibcode: 2008AJ....136.1906M. https://archive.org/details/sim_astronomical-journal_2008-11_136_5/page/1906. "... the SI second is equivalent to an older measure of the second of UT1, which was too small to start with and further, as the duration of the UT1 second increases, the discrepancy widens.".
In the late 1950s, the caesium standard was used to measure both the current mean length of the second of mean solar time (UT2) (7009919263183000000♠9192631830 cycles) and also the second of ephemeris time (ET) (7009919263177000000♠9192631770±20 cycles), see L Essen (1968). "Time Scales". Metrologia 4 (4): 161–165. doi:10.1088/0026-1394/4/4/003. Bibcode: 1968Metro...4..161E. http://www.leapsecond.com/history/1968-Metrologia-v4-n4-Essen.pdf.
See page 515 in RA Nelson et al. (2000). "The leap second: its history and possible future". Metrologia 38 (6): 509–529. doi:10.1088/0026-1394/38/6/6. Bibcode: 2001Metro..38..509N. http://www.cl.cam.ac.uk/~mgk25/time/metrologia-leapsecond.pdf.
AD Ludlow et al. (2006). "Systematic study of the ⁸⁷Sr clock transition in an optical lattice". Physical Review Letters 96 (3): 033003. doi:10.1103/PhysRevLett.96.033003. Bibcode: 2006PhRvL..96c3003L.
R Wynands, S Weyers; Weyers (2005). "Atomic fountain clocks". Metrologia 42 (3): S64–S79. doi:10.1088/0026-1394/42/3/S08. Bibcode: 2005Metro..42S..64W.

easyunitconverter.com (Global: low place; Tamil: low place)

"நேர அலகு மாற்றி (ஆங்கில மொழியில்)". ஈசி யுனிட்டுக் கன்வட்டர். Archived from the original on 2012-10-31. Retrieved அக்டோபர் 18, 2012.

etymonline.com (Global: 287^th place; Tamil: 105^th place)

"Online Etymology Dictionary".

harvard.edu (Global: 18^th place; Tamil: 39^th place)

adsabs.harvard.edu

W Markowitz, RG Hall, L Essen, JVL Parry; Hall; Essen; Parry (1958). "Frequency of cesium in terms of ephemeris time". Physical Review Letters 1 (3): 105–107. doi:10.1103/PhysRevLett.1.105. Bibcode: 1958PhRvL...1..105M. http://www.leapsecond.com/history/1958-PhysRev-v1-n3-Markowitz-Hall-Essen-Parry.pdf.
S Leschiutta (2005). "The definition of the 'atomic' second". Metrologia 42 (3): S10–S19. doi:10.1088/0026-1394/42/3/S03. Bibcode: 2005Metro..42S..10L.
DD McCarthy, C Hackman, R Nelson; Hackman; Nelson (2008). "The Physical Basis of the Leap Second". Astronomical Journal 136 (5): 1906–1908. doi:10.1088/0004-6256/136/5/1906. Bibcode: 2008AJ....136.1906M. https://archive.org/details/sim_astronomical-journal_2008-11_136_5/page/1906. "... the SI second is equivalent to an older measure of the second of UT1, which was too small to start with and further, as the duration of the UT1 second increases, the discrepancy widens.".
In the late 1950s, the caesium standard was used to measure both the current mean length of the second of mean solar time (UT2) (7009919263183000000♠9192631830 cycles) and also the second of ephemeris time (ET) (7009919263177000000♠9192631770±20 cycles), see L Essen (1968). "Time Scales". Metrologia 4 (4): 161–165. doi:10.1088/0026-1394/4/4/003. Bibcode: 1968Metro...4..161E. http://www.leapsecond.com/history/1968-Metrologia-v4-n4-Essen.pdf.
See page 515 in RA Nelson et al. (2000). "The leap second: its history and possible future". Metrologia 38 (6): 509–529. doi:10.1088/0026-1394/38/6/6. Bibcode: 2001Metro..38..509N. http://www.cl.cam.ac.uk/~mgk25/time/metrologia-leapsecond.pdf.
AD Ludlow et al. (2006). "Systematic study of the ⁸⁷Sr clock transition in an optical lattice". Physical Review Letters 96 (3): 033003. doi:10.1103/PhysRevLett.96.033003. Bibcode: 2006PhRvL..96c3003L.
R Wynands, S Weyers; Weyers (2005). "Atomic fountain clocks". Metrologia 42 (3): S64–S79. doi:10.1088/0026-1394/42/3/S08. Bibcode: 2005Metro..42S..64W.

leapsecond.com (Global: low place; Tamil: 6,442^nd place)

W Markowitz, RG Hall, L Essen, JVL Parry; Hall; Essen; Parry (1958). "Frequency of cesium in terms of ephemeris time". Physical Review Letters 1 (3): 105–107. doi:10.1103/PhysRevLett.1.105. Bibcode: 1958PhRvL...1..105M. http://www.leapsecond.com/history/1958-PhysRev-v1-n3-Markowitz-Hall-Essen-Parry.pdf.
In the late 1950s, the caesium standard was used to measure both the current mean length of the second of mean solar time (UT2) (7009919263183000000♠9192631830 cycles) and also the second of ephemeris time (ET) (7009919263177000000♠9192631770±20 cycles), see L Essen (1968). "Time Scales". Metrologia 4 (4): 161–165. doi:10.1088/0026-1394/4/4/003. Bibcode: 1968Metro...4..161E. http://www.leapsecond.com/history/1968-Metrologia-v4-n4-Essen.pdf.

learnersdictionary.com (Global: low place; Tamil: low place)

"Second".. Merriam Webster Learner's Dictionary.

navy.mil (Global: 237^th place; Tamil: 605^th place)

tycho.usno.navy.mil

"Leap Seconds". Time Service Department, United States Naval Observatory. Archived from the original on மே 27, 2012. Retrieved November 22, 2015.

nist.gov (Global: 355^th place; Tamil: 231^st place)

physics.nist.gov

"Base unit definitions: Second". physics.nist.gov. Retrieved September 9, 2016.
"அனைத்துலக முறை அலகுகள் (அனைத்துலக முறை அலகுகள்) (ஆங்கில மொழியில்)". தரங்கள், தொழினுட்பத்துக்கான தேசிய நிறுவனம். Retrieved அக்டோபர் 18, 2012.

tf.nist.gov

"NIST-F1 Cesium Fountain Atomic Clock". NIST. Retrieved August 19, 2009.

nrc-cnrc.gc.ca (Global: low place; Tamil: 6,418^th place)

inms-ienm.nrc-cnrc.gc.ca

"Optical Frequency - Research Projects". February 28, 2006. Archived from the original on January 25, 2009.

usc.edu (Global: 1,077^th place; Tamil: 1,136^th place)

illumin.usc.edu

Jessica Chappell (October 1, 2001). "The Long Case Clock: The Science and Engineering that Goes Into a Grandfather Clock". Illumin 1: 1. http://illumin.usc.edu/184/the-long-case-clock-engineering-behind-a-grandfather-clock/.

web.archive.org (Global: 1^st place; Tamil: 1^st place)

"நேர அலகு மாற்றி (ஆங்கில மொழியில்)". ஈசி யுனிட்டுக் கன்வட்டர். Archived from the original on 2012-10-31. Retrieved அக்டோபர் 18, 2012.
"Optical Frequency - Research Projects". February 28, 2006. Archived from the original on January 25, 2009.

webcitation.org (Global: 24^th place; Tamil: 57^th place)

"Leap Seconds". Time Service Department, United States Naval Observatory. Archived from the original on மே 27, 2012. Retrieved November 22, 2015.

நொடி (கால அளவு) (Tamil Wikipedia)

archive.org (Global: 6th place; Tamil: 8th place)

bipm.org (Global: 641st place; Tamil: 292nd place)

books.google.com (Global: 3rd place; Tamil: 6th place)

cam.ac.uk (Global: 670th place; Tamil: 610th place)

cl.cam.ac.uk

doi.org (Global: 2nd place; Tamil: 4th place)

dx.doi.org

easyunitconverter.com (Global: low place; Tamil: low place)

etymonline.com (Global: 287th place; Tamil: 105th place)

harvard.edu (Global: 18th place; Tamil: 39th place)

adsabs.harvard.edu

leapsecond.com (Global: low place; Tamil: 6,442nd place)

learnersdictionary.com (Global: low place; Tamil: low place)

navy.mil (Global: 237th place; Tamil: 605th place)

tycho.usno.navy.mil

nist.gov (Global: 355th place; Tamil: 231st place)

physics.nist.gov

tf.nist.gov

nrc-cnrc.gc.ca (Global: low place; Tamil: 6,418th place)

inms-ienm.nrc-cnrc.gc.ca

usc.edu (Global: 1,077th place; Tamil: 1,136th place)

illumin.usc.edu

web.archive.org (Global: 1st place; Tamil: 1st place)

webcitation.org (Global: 24th place; Tamil: 57th place)

archive.org (Global: 6^th place; Tamil: 8^th place)

bipm.org (Global: 641^st place; Tamil: 292^nd place)

books.google.com (Global: 3^rd place; Tamil: 6^th place)

cam.ac.uk (Global: 670^th place; Tamil: 610^th place)

doi.org (Global: 2^nd place; Tamil: 4^th place)

etymonline.com (Global: 287^th place; Tamil: 105^th place)

harvard.edu (Global: 18^th place; Tamil: 39^th place)

leapsecond.com (Global: low place; Tamil: 6,442^nd place)

navy.mil (Global: 237^th place; Tamil: 605^th place)

nist.gov (Global: 355^th place; Tamil: 231^st place)

nrc-cnrc.gc.ca (Global: low place; Tamil: 6,418^th place)

usc.edu (Global: 1,077^th place; Tamil: 1,136^th place)

web.archive.org (Global: 1^st place; Tamil: 1^st place)

webcitation.org (Global: 24^th place; Tamil: 57^th place)