CHEM 101 Lecture Notes - Xio, Iittala, Photon
Document Summary
I ianyanbaednyainealigutbuid c something matedto carrydiscrete packets quanta ofenergy ie thesun whensomethinggetssonot it rates ight shorterwavelength. E whr u integervalue ofthefrequency heplank"s constant 6. 626xio js notallvalues areallowed absobedand emitted harderto absorbemitlightathigherenergies don"tthinkaboutamplitudefortheenergyofa photon classicalphysics incr amplitudeyieldphotoelectronproduction energy ofphotons isthesame becauseof e who incr amp moreoutput. Minimumfrequency needed togetabovethatthreshold shinelighton a metalsurface getswarm but not the photoelectric effect getelectrons outofvalencebandintoconductiveband. Increasing amplitude increases of photonsbutnottheir energy her intensityoflight d incr linearly. Threshold frequency reqto photoionizethemetal notamplitude photonenergy bindingenergy overcomingthethreshold. Csis easiertoemitphotonsfromthanna ejectingelectrons photoelectrons oncebindingenergy is surpassed violetlightis pop example. Thresholds i work function min energyneeded to emit electrons ex isoum radiant. 0 490ks not a isoum me a u x io kg famogr. Ftotal n. fmi nber ofpackets of energy no hr n can"tbreakupphotons unbreakableunitofenergy unbreakableunitofenergy mustbe aninteger amplituderelatedto numberofphotons notenergy. Smallerones areblue longer dot convertenerg in ks mo to energyperphoton longer x oflight f.
