ÐеждÑнаÑÐ¾Ð´Ð½Ð°Ñ ÐºÐ¾Ð½ÑеÑенÑÐ¸Ñ ÑÑÑденÑов, аÑпиÑанÑов и молодÑÑ ...
ÐеждÑнаÑÐ¾Ð´Ð½Ð°Ñ ÐºÐ¾Ð½ÑеÑенÑÐ¸Ñ ÑÑÑденÑов, аÑпиÑанÑов и молодÑÑ ...
ÐеждÑнаÑÐ¾Ð´Ð½Ð°Ñ ÐºÐ¾Ð½ÑеÑенÑÐ¸Ñ ÑÑÑденÑов, аÑпиÑанÑов и молодÑÑ ...
Create successful ePaper yourself
Turn your PDF publications into a flip-book with our unique Google optimized e-Paper software.
158<br />
EHFHGHKH@ Wnn_dl FL lZd`_ dZd b<br />
DFKgZ[ex^Z_lkyijbi_j_oh^_f_lZee-baheylhjb^hklb]Z_lfZdkbfZevguoagZq_gbc<br />
\g_kdhevdh^_kyldh\ijhp_glh\\rbjhdhfBD-^bZiZahg_hl^hfdf\iheyo^h<br />
LWnn_dlFLgZ[ex^Z_lkydZd\fhghdjbklZeeZolZdb\lhgdboie_gdZofZg]Zgb<br />
lh\Hlf_lbfqlhwdki_jbf_glZevgu_jZ[hluihbkke_^h\ZgbxfZ]gblhijhimkdZgby\<br />
fZg]ZgblZokDFKijh\h^blkylhevdhZ\lhjZfb^hdeZ^Z<br />
< lhgdbo ie_gdZo fZg]Zgblh\ k DFK \_ebqbgZ fZ]gblhijhimkdZgby hilbq_<br />
kdb_ fZ]gblhhilbq_kdb_ b we_dljbq_kdb_ k\hckl\Z aZ\bkyl hl kl_obhf_ljbb lbiZ b<br />
mjh\gy e_]bjh\Zgby gZijy`_gbc \ ie_gd_ b \b^Z ih^eh`db Bkke_^h\Zgb_ wlbo<br />
k\hckl\ \ ie_gdZo kbkl_fu/D 1-x Pr x ) 0.7 Ca 0.3 MnO 3 [ ihdZaZeh qlh bah\Ze_glgh_<br />
aZf_s_gb_LabhgZfbPr^ho ijZdlbq_kdbg_f_gy_l\_ebqbgmFLqlhk\yaZghkh<br />
keZ[ufbaf_g_gb_fhlghr_gbybhgh\Mn 3+ /Mn 4+ @G_bah\Ze_glgh_aZ<br />
f_s_gb_La 3+ bhgZfbCa +2 ,Sr +2 ,Na +1 ,Ag +1 ijb\h^bldm\_ebq_gbxL K^hl_fi_jZlmj\u<br />
r_dhfgZlghcbd[hevrbfihagZq_gbxwnn_dlZfDFK∼bFL∼>@GZeb<br />
qb_ \ ie_gd_ La 0.82 Na 0.18 MnO 3 FL∼ijbL Diha\hebehgZfba]hlh\blv hjb]b<br />
gZevguc fZd_l fh^meylhjZ BD-baemq_gby jZ[hlZxsbc ijb dhfgZlghc l_fi_jZlmj_<br />
>@@KjZ\gbl_evguc<br />
ZgZeba ^Zgguo fZ]gblhkhijhlb\e_gby b fZ]gblhijhimkdZgby BD-baemq_gby ie_gdhc<br />
La 0.8 Ag 0.1 MnO 3+δ iha\hebejZa^_eblv\deZ^u\fZ]gblhkhijhlb\e_gb_k\yaZggu_kdh<br />
ehkkZevgufblmgg_evguffZ]gblhkhijhlb\e_gb_fZlZd`_mklZgh\blvnmgdpbxl_f<br />
i_jZlmjghc aZ\bkbfhklb lmgg_evgh]h fZ]gblhkhijhlb\e_gby ∆ρ/ρ~(a+b/√T) b hij_^_<br />
eblv\_ebqbgmkibg-iheyjbaZpbbghkbl_e_caZjy^ZJa<br />
Dhfie_dkgh_ bkke_^h\Zgb_ hilbq_kdbo fZ]gblhhilbq_kdbo b we_dljbq_kdbo<br />
k\hckl\ie_ghdfZg]Zgblh\ihdZaZehqlh\_ebqbguFKFLbbaf_g_gbyijhimkdZgby<br />
\[ebabL K l_f[hevr_q_ff_gvr_kj_^gbcjZ^bmke_]bjmxs_]hdZlbhgZGZb[hevrbc<br />
wnn_dlFL^hklb]Z_lky\fZg]ZgblZohilbfZevgh]hkhklZ\ZkfZdkbfZevgufh[t_fhf<br />
h^ghk\yaghcn_jjhfZ]gblghc\ukhdhijh\h^ys_cnZauk[hevrhc\_ebqbghcbaf_g_<br />
gby ijhimkdZgby \[ebab L K b k ihemijh\h^gbdh\uf oh^hf we_dljhkhijhlb\e_gby b<br />
ijhimkdZgbyBD-baemq_gby\iZjZfZ]gblghch[eZklbJ_amevlZlubkke_^h\ZgbcfZg]Z<br />
gblh\fh]mlkem`blvhkgh\hc^eykha^Zgbyhilhwe_dljhgguomkljhckl\ BD-^bZiZahgZ<br />
gZwnn_dl_FLbl_fi_jZlmjgh]hbaf_g_gbyijhimkdZgbyk\_lZGZijbf_jlZdbodZd<br />
hilbq_kdbc aZl\hj hkeZ[bl_ev BD-baemq_gby ^bklZgpbhgguc ^Zlqbd l_fi_jZlmju<br />
bbebfZ]gblgh]hiheyfh^meylhjBD-baemq_gby<br />
JZ[hlZ \uiheg_gZ ijbih^^_j`d_Ijh]jZffuHNGJ:G©Gh\u_ fZl_jbZeub<br />
kljmdlmjuªNPGLI=D‹JNNB=jZgl‹-02-16630).<br />
Ebl_jZlmjZ<br />
1. Kmohjmdh\ XI EhrdZj_\Z GG =ZgvrbgZ ?: DZmev :J =hj[_gdh HX<br />
NZl__\ZD:IbkvfZ\@LNl1K<br />
2. Kmohjmdh\ XI EhrdZj_\Z GG =ZgvrbgZ ?: DZmev :J =hj[_gdh HX<br />
Fhklh\sbdh\Z?