Erasto B. Mpemba: Difference between revisions
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'''Erasto Bartholomeo Mpemba''' (1950) is a [[Tanzania|Tanzanian]] game warden who as a schoolboy discovered the eponymous [[Mpemba effect]], a paradoxical phenomenon in which hot water freezes faster than cold water under certain conditions. He discovered the [[Mpemba effect|phenomenon]] at Magamba Secondary School in 1963 while preparing [[ice cream]] to earn pocket-money. The correctness of his observations was proven experimentally.<ref>{{Cite web|url=http://math.ucr.edu/home/baez/physics/General/hot_water.html|title=Can hot water freeze faster than cold water?|website=math.ucr.edu|access-date=2018-03-05}}</ref> |
'''Erasto Bartholomeo Mpemba''' (born 1950) is a [[Tanzania|Tanzanian]] game warden who as a schoolboy discovered the eponymous [[Mpemba effect]], a paradoxical phenomenon in which hot water freezes faster than cold water under certain conditions. He discovered the [[Mpemba effect|phenomenon]] at Magamba Secondary School in 1963 while preparing [[ice cream]] to earn pocket-money. The correctness of his observations was proven experimentally.<ref>{{Cite web|url=http://math.ucr.edu/home/baez/physics/General/hot_water.html|title=Can hot water freeze faster than cold water?|website=math.ucr.edu|access-date=2018-03-05}}</ref> |
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During his studies at the [[College of African Wildlife Management]] near [[Moshi, Tanzania|Moshi]], he published in 1969, together with [[Denis Osborne|Dr. Denis G. Osborne]], a paper on the phenomenon.<ref>{{Cite journal|last=Mpemba|first=E. B.|last2=Osborne|first2=D. G.|date=1969|title=Cool?|url=http://stacks.iop.org/0031-9120/4/i=3/a=312|journal=Physics Education|language=en|volume=4|issue=3|pages=172|doi=10.1088/0031-9120/4/3/312|issn=0031-9120|bibcode=1969PhyEd...4..172M}}</ref> Later he worked in the [[Department of Natural Resources and Tourism]] in the Wildlife Division. He has since retired.<ref>{{Cite web|url=https://web.archive.org/web/20141026030355/http://tedxdar.tumblr.com/post/13200426765/tedxdar-speaker-erasto-b-mpemba-in-1963|title=TEDxDar • #TEDxDar Speaker Erasto B. Mpemba In 1963,...|date=2014-10-26|access-date=2018-03-05}}</ref> |
During his studies at the [[College of African Wildlife Management]] near [[Moshi, Tanzania|Moshi]], he published in 1969, together with [[Denis Osborne|Dr. Denis G. Osborne]], a paper on the phenomenon.<ref>{{Cite journal|last=Mpemba|first=E. B.|last2=Osborne|first2=D. G.|date=1969|title=Cool?|url=http://stacks.iop.org/0031-9120/4/i=3/a=312|journal=Physics Education|language=en|volume=4|issue=3|pages=172|doi=10.1088/0031-9120/4/3/312|issn=0031-9120|bibcode=1969PhyEd...4..172M}}</ref> Later he worked in the [[Department of Natural Resources and Tourism]] in the Wildlife Division. He has since retired.<ref>{{Cite web|url=https://web.archive.org/web/20141026030355/http://tedxdar.tumblr.com/post/13200426765/tedxdar-speaker-erasto-b-mpemba-in-1963|title=TEDxDar • #TEDxDar Speaker Erasto B. Mpemba In 1963,...|date=2014-10-26|access-date=2018-03-05}}</ref> |
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Revision as of 21:58, 22 July 2020
Erasto Bartholomeo Mpemba (born 1950) is a Tanzanian game warden who as a schoolboy discovered the eponymous Mpemba effect, a paradoxical phenomenon in which hot water freezes faster than cold water under certain conditions. He discovered the phenomenon at Magamba Secondary School in 1963 while preparing ice cream to earn pocket-money. The correctness of his observations was proven experimentally.[1]
During his studies at the College of African Wildlife Management near Moshi, he published in 1969, together with Dr. Denis G. Osborne, a paper on the phenomenon.[2] Later he worked in the Department of Natural Resources and Tourism in the Wildlife Division. He has since retired.[3]
References
- ^ "Can hot water freeze faster than cold water?". math.ucr.edu. Retrieved 2018-03-05.
- ^ Mpemba, E. B.; Osborne, D. G. (1969). "Cool?". Physics Education. 4 (3): 172. Bibcode:1969PhyEd...4..172M. doi:10.1088/0031-9120/4/3/312. ISSN 0031-9120.
- ^ "TEDxDar • #TEDxDar Speaker Erasto B. Mpemba In 1963,..." 2014-10-26. Retrieved 2018-03-05.
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