Page 87 - 高中物理选择性必修3
P. 87

345067
                          !)#
                                                            ./89                                                     !
                                                                                                                     )
                                                                                                                     #

                                                                                                                     5
                                                                                                                     6
                                                                                                                     7
                                                                                                                     0
                                                                                                                     8
                                                                                                                     9
                   µ"ù•akp®öÐ9q–—±®#«C¶¿™1,!‡A£¤ˆ¨,)Ìþ                                                             .
                                                                                                                     /
                                                                                                                     :
                                       广东教育出版社
              ‚–—˜. ™¤CG0š›XœC½Ñ、œC&áHœCÐ9.                                                                          ;
                   %-ˆ¡¢



                   1900 Û,hÑ'ЩÊܝ] (M Planck,1858—1947)=mž( ( §£1ßBú3
              ƒ¯‘p.sÿrªpC'()‘p0145·¸‡,Ÿz¤I§½Øµc–¨p¿h
              æçCb Šù,Õ1õEŠù:'(„‘py7IC®öTC1õ¹É¶·C,×1¹

              hν Cƒ=¡,hν ÛöR§½1õE,*‡ ν ¹‘pmM,h ¹§½Ÿõ,ÛöR£¤¥¦
              - (Planck constant). ¶¿T¹
                                                   h = 6 63 × 10  - 34  J· s.

                   ܝ]1k›1õEŠùC]ICÐ9™1ض¿hõ,.³¢¶¿™1¢¢¹p
              ®öÐ9sü–—C. ܝ])̛¹ 1918 ÛC£¤ó'Щ¥.
                   =%&õ2`,§½'ÐõCrpñŸ¹¶·C. Kx,'(C)õ、-1、-õC

              bU"ÎÖrÿdC0¦p. F0§¢õCrp¹É¶·C,xµ=、÷§=". =>
              &õ2`,'ÐõCrpŸŸ¹É¶·C,×1r§¢D*Cp,³£'ÐõD*rpC
              ´µöR-ˆN (quantization)´µ.



                   …ˆ¡¢


                   1905 Û,=ܝ]1õEŠùC¨7º, Û­ 26 ©Cª)î«ûI,{±H')hi

              jkQ,±C1õɹ¶·C,.¹§¬§¬C±õE. ³¢±õEm¯ÛöR…ˆ
              (photon). §½±EC1õR
                                                                                                    (4 2 1)
                                                          ε = hν

              •‡ h ¹Ü]Ÿõ,ν ¹±CmM. ³á¹ª)î«C±EŠù. ±EŠùÂR,N½
              ±EC1õ×rpg±CmM,¢xZ±CmMK“±2,yÖZ±±EC1õK“±±

              EC1õb. ÿ!mMC±,±CÈjª§½nQKApA½n»ŽC±E=C¤î.
                   ܝ]Ÿ­¤Iž(‘pC1õEŠù,ª)î«w†Ü]C½ÑCCA‘p{

                                                                                                        . 81 .
   82   83   84   85   86   87   88   89   90   91   92