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Konstante van Boltzmann: Verskil tussen weergawes

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! Waarde van {{mvar|k}}<ref>{{cite web |url=https://physics.nist.gov/cgi-bin/cuu/Value?k |title=CODATA Internationally recommended 2014 values of the Fundemental Physical Constants Data and analysis for the CODATA 2017 Special Fundamental Constants Adjustment |date=Oktober 2016 |publisher=NIST |access-date=6 Januarie 2018 |language=en |archive-url=https://web.archive.org/web/20190815142212/https://physics.nist.gov/cgi-bin/cuu/Value?k |archive-date=15 Augustus 2019 |url-status=live|df=dmy-all}}</ref>
! Waarde van {{mvar|k}}<ref>{{en}}{{cite web
|url = https://physics.nist.gov/cgi-bin/cuu/Value?k
|title = CODATA Internationally recommended 2014 values of the Fundemental Physical Constants Data and analysis for the CODATA 2017 Special Fundamental Constants Adjustment
|date = Oktober 2016
|publisher = NIST
|accessdate = 6 Januarie 2018}}</ref>
! Eenhede
|-
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In 2017 is sy waarde in [[SI-stelsel]] 'n gemete hoeveelheid. Volgens die 2015 CODATA, is sy voorgestelde waarde (met standaardonsekerheid in hakkies) {{val|1.38064852|(79)|e=-23|ul=J|upl=K}}.
 
Hedendaagse (Januarie 2018) metings van die konstante van Botlzman maak staat op die definisie van die [[kelvin]] in terme van die [[Water (molekuul)#Trippelpunt|trippelpunt van water]]. In die voorgestelde herdefinisie of SI basis eenhede geskeduleer <ref>{{cite web |url=http://www.bipm.org/cc/TGFC/Allowed/Minutes/CODATA_Minutes_14-BIPM-public.pdf#page=7 |title=Report on the Meeting of the CODATA Task Group on Fundamental Constants |date=3–4 November 2014 |place=[[BIPM]] |first=B. |last=Wood |page=7 |language=en |archive-url=https://web.archive.org/web/20200508051022/https://www.bipm.org/cc/TGFC/Allowed/Minutes/CODATA_Minutes_14-BIPM-public.pdf |archive-date=8 Mei 2020 |url-status=live|df=dmy-all}}</ref> vir aanneming by die 26de [[Meterkonvensie|Algemene Konferensie vir Mate en Gewigte]] (CGPM) op 16 November 2018,<ref name=Minutes2014>{{Citeen}}{{cite webconference
|url=http://www.bipm.org/cc/TGFC/Allowed/Minutes/CODATA_Minutes_14-BIPM-public.pdf#page=7
|title=Report on the Meeting of the CODATA Task Group on Fundamental Constants
|date=3–4 November 2014
|place=[[BIPM]]
|first=B. |last=Wood
|page=7
}}</ref> vir aanneming by die 26de [[Meterkonvensie|Algemene Konferensie vir Mate en Gewigte]] (CGPM) op 16 November 2018,<ref name=Minutes2014>{{en}}{{cite conference
|conference=SIM XXII General Assembly
|location=Montevideo, Uruguay
Line 38 ⟶ 26:
|first=Martin |last=Milton
|date=14 November 2016
}}</ref><ref>{{en}}{{cite web |title=Timetable for the future revision of the International System of Units |url=http://www.bipm.org/en/news/full-stories/2015-01/si-roadmap.html |publisher=[[Meterkonvensie|Internasionale Buro vir Mate en Gewigte]] |date=January 2015 |accessdateaccess-date=20 Junie 2017 |language=en |archive-06url=https://web.archive.org/web/20191009130811/https://www.bipm.org/en/news/full-20stories/2015-01/si-roadmap.html |archive-date=9 Oktober 2019 |url-status=live|df=dmy-all}}</ref> is dit verwag dat die definisie van die kelvin sal verander word na een gebaseer op 'n vaste presiese waarde van die konstante van Boltzmann. In 1983, tydens die 17de CGPM, kry [[Ligsnelheid]] op dieselde manier 'n vaste waarde.<ref name="draft">{{cite web |url=http://www.bipm.org/utils/en/pdf/si_brochure_draft_ch2.pdf |title=Draft Chapter 2 for SI Brochure, following redefinitions of the base units |first=Ian |last=Mills |publisher=CCU |date=29 September 2010 |access-date=1 Januarie 2011 |language=en |archive-url=https://web.archive.org/web/20200518205720/https://www.bipm.org/utils/en/pdf/si_brochure_draft_ch2.pdf |archive-date=18 Mei 2020 |url-status=live|df=dmy-all}}</ref> Die verwagte waarde van {{math|''k''<sub>B</sub>}} is {{val|1.380649|e=-23}} [[joule|J]]⋅[[kelvin|K]]<sup>−1</sup>.<ref>{{en}}{{cite webjournal
|url=http://www.bipm.org/utils/en/pdf/si_brochure_draft_ch2.pdf
|title=Draft Chapter 2 for SI Brochure, following redefinitions of the base units
|first=Ian |last=Mills
|publisher=CCU
|date=29 September 2010
|accessdate=2011-01-01
}}</ref> Die verwagte waarde van {{math|''k''<sub>B</sub>}} is {{val|1.380649|e=-23}} [[joule|J]]⋅[[kelvin|K]]<sup>−1</sup>.<ref>{{en}}{{cite journal
|url = http://iopscience.iop.org/article/10.1088/1681-7575/aa99bc/pdf
|title = Data and analysis for the CODATA 2017 Special Fundamental Constants Adjustment
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