Bibha Chowdhuri

**Bibha Chowdhuri** (3 ga Yulin  1913 - 2 ga Yunin 1991 ) Masanin kimiyyar lissafi ne na Indiya wanda aka sani da bincikenta game da hasken sararin samaniya. Yin aiki tare da D M Bose, ta yi amfani da emulsion na nukiliya na hoto don zama na farko don ganowa da gano mesons. IAU ta ba da sunan tauraron HD 86081 Bibha, bayan ta.

## Rayuwa ta farko
An haifi Chowdhuri ne a Kolkata  ga dangin Zamindars.  Mahaifinta, Banku Behari Chowdhuri, likita ne. Mahaifiyarta, Urmila Devi, ta yi amfani da Brahmo Samaj, wanda ke da imani cewa ya kamata a ba da izinin mata su je makaranta. Ta hanyar auren Urmila, Banku ya tuba zuwa Brahmo kuma an fitar da shi daga bangarorin Hindu. Yawancin yaran Chowdhuri (ban da 'yar ta biyu wacce ta mutu da wuri ) sun ci gaba da zama masu ilimi sosai.  Chowdhuri ita ce ta tsakiya a cikin 'yan uwanta biyar, tare da ɗan'uwa ɗaya. Kakanta, Nirmala Devi, ta auri Sir Nilratan Sircar .  'Yar'uwarta, Roma Chowdhuri, ta ci gaba da zama malama a Brahmo Balika Shikshalaya .

## Ilimi
Bibha ta yi karatun kimiyyar lissafi a Kwalejin Kimiyya ta Rajabazar ta Jami'ar Calcutta kuma ita ce kadai mace da ta kammala M.Sc. digiri a cikin shekara ta 1936. Ta shiga Cibiyar Bose bayan kammala karatunta a 1939 kuma ta yi aiki tare da Debendra Mohan Bose .  Tare, sun lura da gwaji kuma sun buga su a kan ruwan sama na mesotron, daga baya aka kira mesons. Ta yi nazarin rukuni na Ilford rabin sautin da aka fallasa ga hasken sararin samaniya a wurare biyu daban-daban, daya a Darjeeling kuma mafi girma a Sandakphu. Barbashi sun ragu da taro a ƙananan tsawo, yana nuna cewa sun lalace a tsawon lokaci. Ta lura cewa lalacewar ta yi lankwasa, mai yiwuwa ne saboda yaduwar barbashi da yawa. Ba za su iya ci gaba da binciken ba saboda babu faranti masu mahimmanci. Chowdhuri ta shiga dakin gwaje-gwaje na Patrick Blackett don karatun digirin digirinsa, tana aiki a kan hasken sararin samaniya a Jami'ar Manchester .  Rubutun ta na PhD ya bincika ruwan sama mai yawa. Mai jarrabawarta shine Lajos Jánossy .  Ba a san yadda aikinta ya ba da gudummawa ga Kyautar Nobel ta Blackett ba.

## Ayyuka da bincike
Chowdhuri ya nuna cewa yawan abubuwan da suka faru sun dace da jimlar yawan ƙwayoyin iska mai yawa. *Jaridar Manchester Herald* ta yi mata tambayoyi a cikin wata kasida da ake kira "Meet India's New Woman Scientist - Tana da ido ga hasken sararin samaniya", tana cewa "ba shi da bala'i cewa muna da 'yan mata masu ilimin lissafi a yau".

Chowdhuri ta koma Indiya bayan ta PhD, tana aiki a Cibiyar Nazarin Tushen Tata na tsawon shekaru takwas. A lokacin da take TIFR, nazarin hasken sararin samaniya na Chowdhuri ya ba da gudummawa sosai ga gano K mesons. Bibha ya bar TIFR na ɗan lokaci a 1953 kuma daga baya ya shiga dakin gwaje-gwaje na masanin kimiyyar sararin samaniya L. Leprince Ringuet a ƙarƙashin Cibiyar Nazarin Kimiyya ta Kasa (Paris). Ta yi karatu kuma ta gano sabbin K mesons da yawa a cikin ɗakunan girgije a kan Alps, ta buga binciken a cikin Nuovo Cimento a cikin shekara ta 1957. A shekara ta 1954 ta kasance mai bincike mai ziyara a Jami'ar Michigan .  An nada ta ne saboda Homi Bhabha har yanzu tana kafa Cibiyar Nazarin Tushen Tata, kuma ta tuntubi masu jarrabawar ta don shawarwari game da ɗaliban digiri. Ta shiga dakin gwaje-gwaje na Bincike na Jiki kuma ta shiga cikin gwaje-gaje na Kolar Gold Fields. Ta koma Kolkata don aiki a Cibiyar Nazarin Nukiliya ta Saha .  Ta koyar da kimiyyar lissafi a Faransanci.  &#x5B;**&#x5D;

An bayyana rayuwarta a cikin littattafan A Jewel Unearthed: Bibha Chowdhuri .  da kuma Bibha Chowdhuri, eine indische Hochenergiephysikerin als "Star" am Himmel. The Statesman ya bayyana ta a matsayin almara da aka manta da ita. Ta ci gaba da bugawa har sai da ta mutu a 1991.

## Littattafai

* [Hasiya] An samo asali ne daga littafin nan. Hotunan hoto a matsayin masu gano Mesotron Showers. *Halitta*. 145: 894-895. https://doi.org/10.1038/145894a0.
* Bose, DM; Chowdhey, Biva (1941a). Asalin da Yanayin Ƙananan Ionization da aka gano a kan Farantin Hotuna da aka fallasa ga Cosmic Rays. *Halitta*. 147: 240-241. https://doi.org/10.1038/147240a0.
* Bose, DM; Choudhuri, Biva (1941b). Hanyar FTOGRAPHIC ta tsara MASS na MESOTRON. *Halitta*. 148: 259-260. https://doi.org/10.1038/148259a0.
* An samo asali ne daga littafin nan. Hanyar daukar hoto don kimanta Mass na Mesotron. *Halitta*. 149: 302. https://doi.org/10.1038/149302a0.
* [Inda Aka Ɗauko Hoto da ke shafi na 9] Ruwan iska mai zurfi da ke da alaƙa da ƙwayoyin da ke shiga.  (Taskar Ph.D.). Manchester: Jami'ar Manchester . OCLC 643572452.
* [Hotuna a shafi na 9] A kan bangaren da ke shiga cikin ruwan sama. Kwalejin Kimiyya ta Indiya. 36: 457. https://doi.org/10.1007/BF03172244.
* [Hotuna a shafi na 9] Babban ruwan sama na karkashin kasa da muons da yawa a cikin haɗin gwiwa tare da Kwalejin Kimiyya ta Indiya ta E.A.S. 77: 212-225. https://doi.org/10.1007/BF03050804

## Manazarta