Фотоэлектронная спектроскопия. Домашевская Э.П. - 22 стр.

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ВГУ | Воронеж

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22
djb\bagu b e_`Zl gZ ^bZf_lj_ < b^_Zevghf kemqZ_5
0
=0,5(R
1
+R
2
).
Hldehgyxsbcihl_gpbZebhilbfZevgZywg_j]by?k\yaZgukhhlghr_gb_f
e
∆
V=E (R
2
/R
1
- R
1
/R
2
).
H[jZa_p aZa_fey_lky Z \_kv ZgZebaZlhj bahebjm_lky hl a_feb b
kdZgbjh\Zgb_ihwg_j]bbhkms_kl\ey_lkyiml_fbaf_g_gbyihl_gpbZeZ
<dZq_kl\_^_l_dlhjh\^eykq_lZwe_dljhgh\h[uqghkem`ZldZgZevgu_
we_dljhggu_mfgh`bl_eb GZb[he__kh\j_f_gguc f_lh^j_]bkljZpbb
khklhbl \ bkihevah\Zgbb fgh]hdZgZevguo fbgbZlxjguo mfgh`bl_e_c
nbjfu +HZOHWW3DFNDUG\dhlhjuo kq_l we_dljhgh\ ijh\h^blkyih fgh]bf
dZgZeZfkhhl\_lkl\mxsbfjZaebqgufwg_j]byf?
LZddZdbgl_gkb\ghklv
ki_dljZevgh]hmqZkldZbaf_jy_lkyh[uqgh ijbf_jgh\  lhqdZo
ijbf_g_gb_ fgh]hdZgZevgh]h mfgh`bl_ey ijb ijhqbo jZ\guo mkeh\byo
mf_gvrZ_l\j_fyj_]bkljZpbbki_dljZ\jZa
H^ghc ba \Z`g_crbo oZjZdl_jbklbd we_dljhggh]h ki_dljhf_ljZ
ex[h]h lbiZ y\ey_lky _]h jZaj_rZxsZy kihkh[ghklv Kms_kl\m_l ^\Z
hij_^_e_gby wg_j]_lbq_kdh]h jZaj_r_gby I_j\h_
-
Z[khexlgh_
jZaj_r_gb_ ∆? -h[uqgh hij_^_ey_lky dZd rbjbgZ ebgbb we_dljhggh]h
ki_dljZgZiheh\bg_\ukhlugZ[ex^Z_fh]hibdZihemrbjbgZebgbbHgZ
kdeZ^u\Z_lkybake_^mxsbokhklZ\eyxsbo
∆
?
∆
? +
∆
? +
∆
?
h
ν
+
∆
?
∆?
- _kl_kl\_ggZy rbjbgZ bamqZ_fh]h wg_j]_lbq_kdh]h mjh\gy ZlhfZ
h[mkeh\e_ggZy _]h dhg_qguf \j_f_g_f `bagb \ \ha[m`^_gghf khklhygbb
l_d\Zglh\hf_oZgbq_kdhcijbjh^hcijhp_kkZ\ha[m`^_gby
(3.2.)
(3.3.) 
                                                                             22


djb\bagu b e_`Zl gZ ^bZf_lj_ < b^_Zevghf kemqZ_ 50 =0,5(R1 +R2).
Hldehgyxsbcihl_gpbZebhilbfZevgZywg_j]by?k\yaZgukhhlghr_gb_f


                        e∆V=E (R2 /R1 - R1 /R2).                    (3.2.)


H[jZa_p aZa_fey_lky Z \_kv ZgZebaZlhj bahebjm_lky hl a_feb b
kdZgbjh\Zgb_ihwg_j]bbhkms_kl\ey_lkyiml_fbaf_g_gbyihl_gpbZeZ
      <dZq_kl\_^_l_dlhjh\^eykq_lZwe_dljhgh\h[uqghkem`ZldZgZevgu_
we_dljhggu_ mfgh`bl_eb GZb[he__ kh\j_f_gguc f_lh^ j_]bkljZpbb
khklhbl \ bkihevah\Zgbb fgh]hdZgZevguo fbgbZlxjguo mfgh`bl_e_c
nbjfu +HZOHWW 3DFNDUG \ dhlhjuo kq_l we_dljhgh\ ijh\h^blky ih fgh]bf
dZgZeZfkhhl\_lkl\mxsbfjZaebqgufwg_j]byf?k\LZddZdbgl_gkb\ghklv
ki_dljZevgh]h mqZkldZ baf_jy_lky h[uqgh ijbf_jgh \  lhqdZo
ijbf_g_gb_ fgh]hdZgZevgh]h mfgh`bl_ey ijb ijhqbo jZ\guo mkeh\byo
mf_gvrZ_l\j_fyj_]bkljZpbbki_dljZ\jZa
      H^ghc ba \Z`g_crbo oZjZdl_jbklbd we_dljhggh]h ki_dljhf_ljZ
ex[h]h lbiZ y\ey_lky _]h jZaj_rZxsZy kihkh[ghklv Kms_kl\m_l ^\Z
hij_^_e_gby    wg_j]_lbq_kdh]h    jZaj_r_gby   I_j\h_    -   Z[khexlgh_
jZaj_r_gb_ ∆? -  h[uqgh hij_^_ey_lky dZd rbjbgZ ebgbb we_dljhggh]h
ki_dljZgZiheh\bg_\ukhlugZ[ex^Z_fh]hibdZ ihemrbjbgZebgbb HgZ
kdeZ^u\Z_lkybake_^mxsbokhklZ\eyxsbo


                  ∆? ∆?mj + ∆?Zii + ∆?hν + ∆?ga                    (3.3.)


∆?mj - _kl_kl\_ggZy rbjbgZ bamqZ_fh]h wg_j]_lbq_kdh]h mjh\gy ZlhfZ
h[mkeh\e_ggZy _]h dhg_qguf \j_f_g_f `bagb \ \ha[m`^_gghf khklhygbb
l_d\Zglh\hf_oZgbq_kdhcijbjh^hcijhp_kkZ\ha[m`^_gby

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