SCIENTIFIC ABSTRACT FR:FEDOROV, P.I. TO:MOKHNACHEV, I.G.

• Document Type: CREST
• Collection: Scientific Abstracts
• Document Number (FOIA) /ESDN (CREST): CIA-RDP86-00513R001134900007-6
• Release Decision: RIF
• Original Classification: U
• Document Page Count: 100
• Document Creation Date: November 2, 2016
• Sequence Number: 7
• Publication Date: December 31, 1967
• Content Type: SCIENTIFIC ABSTR

~yi4~/r~ i/000/oou/oo~/c~o8
p~o06/A:~ I
AUTHORS;
TI"l7..E:
Fe~iorov~, P , :I , ; Mokhoeoyev, M , V ,
~`, phys~.oo-oh~emioal study of t;he intere~tion in melts of` sod'.;,:rr,
dltungr~tatewith sodium ohromate and sil.i~af~e, and lead ~.a~gr'a'~a
PERI~ICALc Iz -eet:lys vysshikh uahebnykh zavedeniy, Tsv+!:*nay'a me�allargiya,
n~, 4, 1961, 1o5-ilo
~; Fcz~ th~~ purpose of determining the pl'~ysiao�I~hem~.cal candit2r~:;s cf
refining sodium dit~uigata,te from chromium;, silicon and lead ~~dmixt~.res by zonal
melting, the sa~'~horls studied the interaet:lon in the melts of admixtures i : the
';,a,~~ of Sodium o!~rgtnata and silicate and :lead tungstate, Soclium ditungstats
(melting point 7?9 ~~) waa obtained by all~~ying ref:tned aodiurn tung~ta.7e with
tung$ten rc~ydrida ~at ?5C'oCs aOid ats110'70~C~Cmaodium ohrom~~teOwasCrecrysta11i2~-
eodium ~,erbonate with sil.ioic ao ,
ed t~.oe; lead tun;gatater was obtained from diluted solut.ion.s of cheml.eally pure
sodium tungstate and leaCl nitrate, the thermal analysis off' ~r,.he systems was rr~ad~
by reoording the heating and cooling curves with a Kurnakov ;~yt~ome*.e:~. 'ihP
temperature was measured with the aid of aplatinum-platinum rhodium �hermc~~�c,l~,l~,
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r
.~~ , ,,
MO~KHOSOYEV~ M. V�, CANQ CH~'~ SCi 1 ~~PUR(31N13 COUPOUy~s
___ ~~~ OF MOLYBOENUY I~if~UR IT IE8 BY THE ZONAL FuS ION
ME:THOD." MOSCOW 1961� (MIN OF HIOH~'R ANO SEC SPEC EO
f~;jFSR. NIOl3COw I NST OF FINE (;HEM I CAl I ECHNUl,0t3Y I �EN I
M. V. Lof~o~~osov } . (Kl.-DV, 11-61 , 211) .
-~4b_
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9 9 34900007-6

7br :further technical pro~eea in fridge aonstr~uction~Tr~n~}
~tTO~.e 14 11~~~~;2 ~ '~ ~~~ i
(,cidgAS.
Concrete}
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~4C[ NRrt AP+6030181 SOURCE CODE: ^UR~~O1.t~.S/6b/(k~~rr~~'~~1,~7/C 151
A~tHORs Beloetldy, A. ti.; Makhart, ~. V.; Perrgyakov, V. G, - ~I
~,
ORG: Kjiev Polptechnical Institute (Kiyevskiy politekhnichea~kiy institut )
TITIE : High-temperature roentgenography of Armco-iron nitri.ding
SOURCE: IVUZ. Chernaya metallurgiya, no. 5, 196t~, 117-151
TOPIC TAGS:, x ray analysis, austenite
ABSTRAC'P: Up to the present time only the end psaciucts of ,~utr teel =~nr,' irc
after cooling ;oaf the specimens to roam temperatur1' kooperativay promyshlennosti SSSrt v osushcriestv~.enii krutogv ped"yem~a
proiz,vodatva predmetov narodno~o potrebleniya. i~., ~.95t~. 16c. 22 c--:.
(Akad,. +Jbsheheaty. nauk pri tsk kps~. Kafsdra ~.~~1 t. 2k~nan z i j 22r1zk2. ~ ~,~; ,
(~ -55n~)
S0. ~,r.~izhnaya Letopis, Vol. 2, 1955
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. ~ ~ ~. i'8 4 ~ ;~� ~1Tt 1 ~/aD~/EwP~(t~)/~tT Cyst) /~ (e l- -2 A~~IPTC/AS v/ E;SDw3,i
IJP,_C ~~D Pt~.4 Qti~JD~_ ~..__ .._ ___ _ .
~.,..,~_ .._,.,_.~._.... ...._,.......,_..o.~... ~ ....,.,....~._.._....
~ACCB$SI~ l~~Rs AP300~30'J' ~ S,Iblg~./63/~5/~/~~9/~'S1'
AOTHDRt l~~kl~e~Eki~a-, M. P. rP
TITLFt "L!lnear" pbeuts trea~aitio~na in, aalid~ (in oonnection ai1`,h the equations ~t
P. 3. Et~enUPeat) j~
3QTRCEt F:lzika tverdogo ta~,a, v. 5, no. 8, 1963, X49-201
~TflPIC TAdB: ph~e trenaitioa, Clape~ron-Clauaiua, ~renfeet, tltiermal c;onduc:tivity,
;thermoc~ynat~d.c potential, equilibrium, ferro~electric tr~nsi~tion
!ABSTRACTS It ie ahorrn the.t there exists
;Clapeyron'~e law, ganerall3r considered. to
a definite connection betneen CIe~u9iue~-
ganern fist-order ph~eae trana3 bone, said
Erenfest' m leAr, generally thought' to govern second-order trea'is;ltiona. It is dE~mon-
!strated that ErQnfeat's formula may be used for first-order phase transitions ~~s
sell, along the recti~.inear aegmar-t of the equilibrium curve. The "linear" phe~se
trans; t~ions of tk~e First order, here inv�stigated, are charact~eri ~~d by a tump in
;thermal. capacity in the Drell-lrna~m eouation of Erenfeat. Tt ie nssumQd that
'ferroel.ectri~tranaitions ere '~pe~r" nhnse tr_~aitions~rheraaa out of t~,e t2~ree
;pos ibilit~ies for Erenfest' a formula there is but~on� (dT/dE ~ constant) . A t~d.rd
;example of "linear" trsaisitiona in so~.ids mRy be seen in the a~percanductivit;y
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Curvature of Phare Liner at the Triple Poiat 5/Q76 ib~Gj0,4,~?? 2;`~~?,~02'
B020~B067
greater than that of the evaporation line at the ,triple point. If
(Y3_~'~) < (Y3-Y2~ ar Y~~(Y~ ar is th~a care with ordine,ry ice, then.
(dP~d.T)21 ~ 0. In this care, the curvature of the sublimation lino is
smaller than that of the evaporation line:
(d2p~dT2)i3 ~ (d~p~dT2)23, etc.
From this 1t ie evident that the curvature of phe.se Iinea at the triple
paint, is deterained by the change in the den 9lty of the substance during
tt~e i;ranrition from one phase to the other. There arE- 1 figure and 2
9ovi~-t references.
liiSOE;IATION: Saratovrkiy pedagogicherlciy itietitL~t (.iaratov Pedagogical
Insti t;ute}
SIIBM:~TIED:
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March 14, 1964

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.~ ,
s/o~~6 60/03~/0~ ~; 027/0?
802c~ X067
~QT$Ca~ l~okhnatkin, Y. P.
,,
TITLE': Curvature of Phare Li~~er at the Triple Point
PEEIODICdh; Zhurnaa fiaiaheskoy kllimii, 196pr yol~ 34, No. 12,
pp. 2846-2847
Tex: lr it kno~rn, the equilibrium betRean three phases of a pure
rubrt~rr-ae it oharaoterized by a triple point (e. g., ties equilibrium
ioe -water -vapor). Th� differenti$1 equations for hhaee traneitior~a
along the equilibrium curve read
and tY~. our~ature of phare liner at the triple point i,e given by
[(d~'/rlT)21 ` ~~'/dT)23~/C(dP/dT) - (dP/dT) l Y ..Y
If (v -v ) f v -v 12 1jJ (3 ~)/(Y~-v2)~ o (9).
3 1 ~ j 2) or F2~ Y1, it resultr frow equation (g) that
(dp'/dT')~ 3 ~ (dP/dT)~3. The ourvature ~~f the rublimation line rill '~e
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AIITHOH : ~o~k/hr-at kin _ ~;
TITLE: On the The~r~rodynamics of Helium (0 texmodinamife :,- - J I
i teoretichesk:oy fizil;i, ~;'~~ ~
PERIOD]:C~iL : Zhurnal eksperimen~al' USSR
Qol 36, Nr 3 ~ P 9 3 ~ ~ , . �
In thi~~ "Letter to the Editor" the s,uth"r Pub~~-`~'~ ~~,`n~o`r~ ' t
ABS.PRA(,T . B, A, Xesel sa ,
critique of the paper by
~ authors sho~r;e~~ tl~leor~~tic~~.
and I. M. LifShits, in which tt~e .,f ; r~:.
tr;at thg ~l-trancitior,~3 in solutions of helium i'~:~to, ' ,,~~~ is
found to be pha:~e trai~Ritions of thE}twoC forrnulae� orP, til~ i a+,
drams attention to thy? fact that in
paper errors have bee; committed ~n fall Ycon~:i;~tn int t!11~. ~"
omitted terns. These ominaionr~eee~ntener~lly c~ln bt; ~rrittcr
that in one of the forr~ulae, ti~~l~ich ~;
T + ~a~I~p)dP/dT, the teim with Gi ~'~?`r
dorm as : d�~dTma�~ correct~~ in
was omitted. The i'ormulae by Easel son et Ti,,~ 1
this way by the ~tiuthor are written ~iowri iz~ the or-~~ '~ `'~'
r-ell ~-s in the corrected form. Thcr.e as�r: 2 Novi et r~~'~~r~� c
SQBMI'PTED: October 21, X958
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On the Second Order l~quilibrium Pointe (In Connection ~V~it}'i tna i':rociem ~,~~
Second Order Phaee Transitions)
irregular variations :ln the ex~F~cific heat rit.~a c~~tripressibility.
There rare 3 f inures and 13 references , 12 of wh: ch a.re S ovi E t .
ASSOCIATION: Saratovskiy pedagogicl~eskiy irlHtitut (Saratov Pedaq~gic Ins'i-
tute)
SUBMITTED: April 20, 1957
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AUTIiORs Mokhnatkin, ~I. P. uUV~7h->?-~'`~? ~~`'
TITLE: On the Second Order Egailibrium Points (In Connection ~Nith t.,,.
Problem of Second Ord~ar Phase Transitions) (0 tochltakh
ravnovesiya vtorogo r~ada (v svys~~i a problemoy faz~avykh
perekhodov vtorogo rolia))
FERIUDICALs Zhurnal fizicheskoy klnimii, 1y58 Vol 32, Nr 9. pp 2213-221~i
(~JSSR )
ABSTRACT: Second order phase tr,snsitionr3 also include sucri intE~rsectic ns
of phase lines which fulfill the conditions of l~tirenf'est
(Erenfest): phase transitions without heat transformation aid
without change in the volumes of the system, bat with irreg,lar
variations in the specific hea.~t and. the compressiblli.ty of ~ he
phases. In earlier articles (Refs q-7) the author has shown
that all known phase transforrnatioras ca.n be explained with~~ t
using the hypotheses of Ehreniest. In the present paper the
author subjects the postulates which deal with equilA'orium.
points of the second order to a cri.ticE~l anaiysie. HE: arriv s
gt the result that th� isolated paints of r,hrer:f'est
(dT ~ ~) are in reality not points of phase transitic~rl with
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~, ~ ~ ~`' ~ ~ I~f fj 1 ~1, .~ ~ ~ .~
Il' 1 I
AOT~ORs Yo&hea,tkin, Y.P. 76-11-3~3.~
TITLYs Oa Oontsradiotioar is P.S.Bhremle~t' a Theory (4 protivor�ahiy~-kh ~r
tsorii P.9.E;rssnleetet)
PLAYaDICJIL: Zhurdal. ~'is~iohes:koy khi~mii, 1957 Vol. 31, Nr 11 , pp.25a~-25~~5 ~ussx)
AE9TRflCTs This i� ~- rmply to Y.A.Basarrnr ~Rel.2~. ae~'eren.ae is made to thl:
letter writ ten by Yokhnatkin ~ReP. ~] ~ ir- +~tti ah it was a hown the- t
8hrntteet' � oanditiona !or phase traa~itioru~ le~l~d to ooneiderabl+e
oaatradiotion. Basara~r, on the other ~-r-d, en8ea.vors to oonvi.aoe hie
readers that it is pooe3ble tw remove these aonl,radiations with 'the
help of a "neN" theory on spa-oilio beats. I1. is ahouvr~ that thin
method o! w9tilateral oon~eyaxtoe oannat rema`-e tr~eee aontradiatia~u.
?here are 2 ~Pigure~ and 3 31~tri.o relerenaes�
A3300IAT]:Cl~: 9arntov Pedagogical I~titute (Saratovskiy pedaF;ogicheakiy institut)
s~YI'.CTED: august a ~ ~ 9..56
AYaIL~LF: Libxnty o! Qongresr
Yazd 1/1
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~ty K H wl~'7'K. ~ N i/
~�
~
76-1C-3?/34
~AUT30R: h~okhnatkin, ~i.P. ___
TITLES
On the Contradictions in the Thermodynamic The�r3'm'~din~ccricheskcy
a~h v ter
r
C
itions (0 protivu
~
o
T
Oa~j
ans
Order Phase TY
t
ora~;
teorii fa.zovykh perekhodov v
PERIOnIC1~L: Zh~rnal Fizicheskoy Khimii, 1957, Y~1. 31, Ilr 10, 1'p'2~71-4372
(USSR)

a~STa,ncT~ ~7hla`~F', '~, 1~i, 62 (,
It is rei'erred to the p~,pern of L.D. L~~ridi~u ,
publ'iehing house G'i~i'I, ~ 95i )
eies"
l F'h
i
"
,
y
ca
Statist
X937, and
t one cannot agree rrith
th
~(
~1,
c
a
ha
o
a
and ahoam
t;he
3peCi
order
e~ond
the point of the phasse tran~~on
ea-
i
n
� Ramely for follawint~ r
fic heat suffers a jump (c > ~
P
)
o
aonst It is known that an ~he
twin ;interval it
that the finite conduction exists l
I
"
n
case
an~i ju.nps.
fissures
has to be a function without ordinary
" of sE-
"
Fissure
each point it is either continuous or it has a
~
t
i
n
e
cond order. The specific heat ~-e+ shoe ~a.
oin
aecond
of
f+~aure
it
tion point either continuous or
f the epocifio heF~.t in the phase transi-
~ der. Therefore a jump o
oint is impossible at all in the ct,~se of F~, deriv$tien.
ti
>
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r
Category : UgflR~Atomic and Molecular Phys~.ca -Loa-temyeratur~e Physics D-5
Aba Jour Ret ?~lsur - 1~'i,~ika, l~0 2, 1g57 rto 3529
Author ~klu~atkS.n, M. P.
That : rs vv"'`gp~cal Institute
Title ThGrmadyn~amice and Superconductivity (Tarr Conn~~ctic~n with the TZte~ ~'y
of Phase Transitions oP the Second Kind l ~.
Orig Pub Zh. tiz . khimii, 1956, 30, Na ti, 1+13-1~}i.5
� The derivation, of t}~e gers equation QC~T =" (v~~f71' ) ~ Hk~dT l~' fc-r the
Abstract .
difference Q C . C -Cs of tlse specific heat of the normal axed super-
conducting phases ~H is the critical na,g~;tetic fie:Ld, T the abs.~ahute
teaperature, v the specific volume) . ~e der ivat~:Con emplays the cor~-
ditiana of thec phase equilibrium among the bo~undaa~y curve H f 7' } ir. the
form Q~= ~, d pn = ~ , ~ li (Q~) :~- 0 (Q is the thez'mc~dymsmir
potentia_L). 7`he derivation is carried out xith tl~e aid oP the theory
of phase tranc~itions of the second kind. It is r~~ted here the~t the
Rutgers equation can be derived only under certaiaa incorrect e-sst~nclption
This is shy the author considers the conclusion, based on thiec equ,ati rn,
that the transition into the supercotuluction state is a transj.tiox, of
the second kind, s~e being incorrect. It is noted that the hy~~othesis
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. ` ~ ~,
USSR ~ Physics of Low TQ~peratures.
Abs Jour :Ref Zhur - P'i zika, No 4, 1957, Ho 90+5
D-5
Author Dlokhr~atkin, I.P.
Inst : ,a a pe~da`"g ~i"' a~T' Institute, Saratov, tB,SR
Title : Concerning thae case of Phase Equilibria (In Connection
with Transitions )
Orig Pub 7h. fiz. khi.mi.i, 1.95, 30, No 8, 1889-1890
Abstract :Using tht conditions for the phase equilibrium ,end many
added consid.erartions, the author derives a au.ff:tcient cri-
terion for their identity:
d ~-~-~ ~,~ Try J ~ + ~ ~ ~~,~~ ~ ~t r~dl~+ 4 ~~ ~ ~ ~,
where (~ is the specific thex~rsdynamic potential.. The vani-
shing of the di.scrininant of this equation Lead~3 to the wel].
known $hrenfest equation for the "~uap in spcci~pic heat"
and the Keesost equation far the curve of he;Lium. It ie
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CLOfI~ft
"Red ~laa~~r" Revier~d bar l'. 1. Gupsla, D. M. Savaheaiuk, I. ~'. "~lokhnatkin Se].. i sc~~. 19
No, 4, 1952,

A4on .~,.~~,at of Rusel~ct Ac~g~~aioue, Libr4r;;y at "ongxaas, June 195:. Uncla~ssitied.

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Cd~r~tive ~-aluatior- of the methodology of det~lniog the
modulus of eiaa ticity. lisuah. eoob.IGD Ll~ ~6b�.?6 ~ 62.
(1KIAA 16s:1)
(Elastialty}
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