baxcadder

bhauthikashaasthrathil, tharamgangal, kanikakal allengil signalukal avaa vanna dishayilekku madangiyethunna prathifalanamaanu baakkskattaar (allengil backscuttaring). oru kannaadiyil ninnulla specular prathiphalanathinu vipareethamaayi, ithu saadhaaranayaayi chitharal moolamulla oru defuse reflectionaanu, ennirunnaalum specular backskettering oru uparithalathil saadhaarana sambhavangalil sambhavikkam. jyothishaasthram, photography, medical ultrasonography ennivayil back scatteringinu pradhana prayogangalundu. nere vipareeta phalam forwade skaattar aanu, iii.jii. megham polulla oru ardhasuthaarya padaartham sooryaprakaasham parathukayum mriduvaaya prakasham nalkukayum cheyyumbol.
bhauthika idathile tharamgangalude pinbhagangal.
incoming tharamgangalo kanangalo avayude yadhaartha dishayil ninnu vyathyastha samvidaanangalaal vyathichalikkunna thikachum vyathyasthamaaya bhauthika saahacharyangalil backskettering sambhavikkaam
chilappol, chitharal kooduthalo kuravo isotropic aanu, i.iii. incoming kanikakal vividha dishakalil kramarahithamayi chitharikkidakkunnu, pinnott chitharunnathinu prathyeka munganana illa. eee sandarbhangalil, "back scattering" enna padam chila praayogika kaaranangalal thiranjeduttha dittaktar lokkeshane nirddeshikkunnu
mattu sandarbhangalil, chitharal theevratha pinnottulla dishayilekku vardhippikkunnu. ithinu vyathyastha kaaranagal undaakaam
oru lakshyathinte backscuttering gunangal tharamgadairkhyathe aasrayichirikkunnu, koodaathe dhruveekaranathe aashrayichirikkaam. onniladhikam tharamgadairkhyangalo dhruveekaranangalo upayogikkunna sensor samvidaanangal taargett propparttikalekkurichu adhika vivarangal anumanikkaan upayogikkaam.
radar, prathyekichu kalavastha radar.
radar samvidaanangalkku pinnile thathwamaanu back scattering.
kalavastha radaaril, tharamgadairkhyam kanika vyaasathekkaal (railey scattering) valuthaanenkil, back scattering lakshyathinte vyaasathinte aaraamathe shakthiykk aanupaathikamaanu, athinte antharleenamaaya prathiphalana gunangalaal gunikkunnu. manjinekkaal ekadesham naaliratti kooduthal prathifalippikkunna vellamaanenkilum thullikal manjupottalukalo aalippazhakkallukalo ullathinekkaal valare cheruthaanu. athinaal back scattering eee rund gadakangalude mishrithathe aasrayichirikkunnu. valippam kaaranam aalippazhathil ninnum valia grapalil (khara aise) ninnumaanu ettavum sakthamaaya baakkskettar varunnath, ennaal noonn-railey (mye scattering) efakttukal vyaakhyaanathe aashayakkuzhappathilakkum. valipavum jala prathiphalanavum samyojippikkunnathinal urukunna manjil ninno nananja manjil ninno ullathaanu mattoru sakthamaaya thirichuvaravu. avaa palappozhum "braitbaand" ennu vilikkappedunnathinekkaal uyarnna mazhanirakku kaanikkunnu."valia thullikalode (idiminnal polullava) shakthavum cheria thullikalode (moodalmanju allengil mazha polullava) valare durbalavumaaya oru mithamaaya pinbhagamaanu mazha. manjinu valare durbalamaaya pinbhaagamund. lambavum thirascheenavumaaya signalukalude anupaathathil ninnu aakruthi vivarangal anumanikkunnathinaayi eratta dhruveekarana kalavastha radaarukal thirascheenavum lambavumaaya dhruveekaranangalil back skaattar alakkunnu.
taranga guideukalil.
opttikkal thakaraarukal kandethunnathinayi fiber optiks aaplikkeshanukalilum backscuttaring reethi upayogikkunnu. oru fiber opttik kebililoode pracharikkunna prakasham railey chitharal kaaranam kramena kurayunnu. railey backscated laittinte bhaagatthinte vyathiyaanam nireekshikkunnathiloodeya pishakukal kandethunnathu. opttikkal fiber kebililoode sanjarikkumbol back skaattar cheytha prakasham ganyamaayi kurayunnathinaal, attenyuyeshan swabhaavam oru logarithamik skeyil graphil prathinidheekarikkunnu. graafinte charivu kuthaneyaanengil vaidyuthi nashtam kooduthalaanu. charivu soumyamaanengil, opttikkal fiberinu thripthikaramaaya nashta swabhaavamundu.
backscuttaring reethiyude nashtam alakkunnathu opttikkal fiber murikkathe oru attathu fiber opttik cable alakkaan anuvadikkunnu, athinaal opttikkal fiberukalude nirmmaanathinum paripaalanatthinum ithu soukaryapradamaayi upayogikkaam.
photography.
 
photography back skaattar enna padam lensinte kazhcha mekhalayile kanangalil ninnu prathifalippikkunna flash allengil strobil ninnulla prakaashatthe soochippikkunnu, ithu photoyil prakaashatthinte speckukal drishyamaakaan kaaranamaakunnu. ithu chilappol "oorbu artifacts" ennu vilikkappedunnavaykku kaaranamaakunnu. photographic baakkskattaar manjumoodalukal, mazha allengil moodalmanju allengil vaayuviloodeyulla podi ennivayil ninnu undakam. aadhunika compact, ultra compact camerakalude, prathyekichu digital camerakalude, valippa parimithikal kaaranam, lense biltt-inn flash thammilulla dooram kurayukayum athuvazhi lensilekkulla prakasha prathiphalana koonn kuraykkukayum saadhaaranayaayi drishyamaakaatha kanangalil ninnu prakasha prathiphalanatthinulla saadhyatha vardhippikkukayum cheiyunnu. athinaal, cheria digital allengil philim camera photographukalil bhramanapathathile karakaushalavasthukkal saadhaaranamaanu.

