
keey. aarr. ramanathan

kalpathi raamakrishna ramanathan (28 februvari 189331 desember 1984) oru indian bhauthikashaasthranjanum kalavastha shaasthranjanumaayirunnu. ahammadaabaadile physical research laboratariyude aadya directoraayirunnu addeham. 1954 muthal 1957 vare internaashanal union oof jiodesi aandu jiophysicsinte (aii. jii. jii) prasidantaayirunnu ramanathan. 1965ll ramanathan pathmabhooshanum 1976ll pathmavibhooshanum labhichu.
aadyakaala jeevitam.
oru jyotishiyum mudrakan samskritha pandithanumaaya raamakrishna shaasthrigalinte makanayi palakkad kalpathiyilaanu ramanathan janichathu. secondary school vidyaabhyaasam poortthiyaakkiya sesham 1909ll palakkad sarkkar victoria collegil praveshichu. 1911ll madraasile presidency collegil cherunnathinayi sarkkar scholarship labhichu.eiii. (oonars.) bhauthikashaasthrathil birudam. 1914ll addehathinu oonar birudavum emm.eiii. rund varshathinu sesham 1916-ll emm.eiii.addehathinte pareekshakaril oralaaya thiruvithamkoor thiruvananthapurathe (ippol yooniversitti koleju tiruvanantapuram) maharajas koleju oof sayans principal addehathinu bhauthikashaasthrathil oru demonstrator tasthika vaagdaanam cheythu. collegil, ramanathan swantham anweshanam nadatthaanum laborattari kazhivukal mechappeduthaanumulla swaathanthryam undaayirunnu. addeham raajyathudaneelam sanjarikkukayum traavankoorinte aadyathe mazhayude bhoopadam vikasippikkukayum cheythu; eee padanavumaayi chernnu addeham thante aadyathe gaveshana prabandham prasidheekarichu "thiruvananthapurath idiminnalinekkurichu."1921 avasaanathode sii. yumayi sahakarikkunnathinaayi ramanathan kalkkattayilekku maari. vii. draavakangalile ex-reey defractionecurichulla padanatthil addehathe doctoral vidyaarthiyaayi sweekaricha raaman. eee pravarthanatthinu 1922 juunil addehathinu aadyamaayi dii.ezz. sii. madras sarvakalashaala nalkunna birudam. 1922 avasaanathode addeham rankoon sarvakalashaalayil physixinte asisttant professoraayi chernnu. sarvakalashaala avadhikkaalathu, raamante maarganirdeshaprakaaram addeham poost-doctoral gaveshanam thudarnnu, 1923 ll prakaashakiranatthil oru asaadhaaranamaaya "fluorescence" nireekshikkukayum athu vellathil vyathichalikkumbol nireekshikkukayum cheythu-ithu oduvil padaartham moolamundaakunna oru falamaanennu raaman nigamanam cheythu, ithu tanmatra vibrational freakwensick thulyamaaya aavruthiyile maattavumaayi bandhappettirikkunnu.
indian kalavastha vakupp.
1925ll ramanathan indian kalavastha vakuppil muthirnna shaasthranjanaayi niyamithanaayi. adutha 20 varshathinide addeham anthareekshathinte swabhaavam, anthareekshathile oosoon, mansoon paattenukal, sourorjja, anthareeksha vikiranam ennivayekkurichu niravadhi nireekshanangal nadathukayum padanangal nadathukayum cheythu. kolaba, alibagh magnetic obsarvettarikalude director enna nilayilum pinneedu kodaikkanaal solar physics obsarvettariyude director enna nilayilum, avar pinneedu indian instittyoott oof jiyomagnettisathilekkum indian instittyoott oof astrophysixilekkum parivartthanam cheiyunnathil addehathinu oru pankundaayirunnu. randaam lokamahaayudhasamayathu poona nireekshanaalayatthinte superenting meteeriyolajistaayi niyamithanaaya addeham, yudhakaala varshangalil athivegam vikasichathinaal indian vyomasenaykkaayi kalavastha udyogasthare parisheelippikkaan sahayichu.
physical research laborattari.
1948ll niyamaparamaaya viramikkal praayam 55 aayappol ramanathan aaa varsham indian kalavastha vakupp upekshichu ahammadaabaadile puthuthayi sthaapithamaaya physical research laboratariyil (prl) athinte aadya director chernnu. addeham indiayil dobson oosoon spectrophotometer steshanukal sthaapikkukayum anthareeksha oosoninekkurichulla thante muun gaveshanangal vipuleekarikkukayum cheythu; eee mekhalaykkulla addehathinte pradhana sambhaavanakalil onnu anthareeksha rakthachamkramanavumaayi bandhapetta anthareeksha oosooninte bandham vyakthamaakkuka ennathaayirunnu. prlile addehathinte kaalath, adhehavum addehathinte vidyaarthikalum ionospherinte bhauthikashaasthra padanatthinu pradhana sambhavanakal nalki. raamanaathante directorshippin keezhil, aadyakaala indian bahirakasha paripadi nirmmikkunnathilum prl oru pradhana punk vahichu, prathyekichu sounding rokkattukal pareekshikkunnathiloodeyum tamba ekvattoriyal rokkatt lonching steshan (terrels) vikasippikkaan sahaayikkunnathiloodeyum.
pinneedulla jeevitam.
1966ll viramicha ramanathan 1984 puthuvalsaradinathil 91-aamm vayassil marikkunnathuvare pii. aarr. ell. emeritus professoraayi thudarnnu. thante shaasthrajeevithathil 30-ladhikam gaveshana pandithanmaare addeham nayichu. madraasayile presidency collegil vidyaarthiyaayirikke, oru railway udyogasthante makalaaya parvathi ammaline addeham vivaham kazhichu, avarkk naalu penmakkalum rund aanmakkalum undaayirunnu. 1952ll addehathinte bhaarya addehathinte maranathinu munbu marichu.
bahumathikalum puraskaarangalum.
1987ll indian naashanal sayans akkadami addehathodulla bahumaanaartham kalpathi raamakrishna ramanathan medel sthaapichu.

