SCIENTIFIC ABSTRACT FR:OGORODNIKOVA, K.F. TO:OGORODNIK, D.I.

• Document Type: CREST
• Collection: Scientific Abstracts
• Document Number (FOIA) /ESDN (CREST): CIA-RDP86-00513R001237800007-6
• Release Decision: RIF
• Original Classification: U
• Document Creation Date: November 2, 2016
• Sequence Number: 7
• Publication Date: December 31, 1967
• Content Type: SCIENTIFIC ABSTR

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J ; ~ L L ~r ~, N ,+ LJ ~ FJ (`r ~.1 : % ;,; ~~ ~.i f,~ S ~ ~J +l ~'~

. _.._.-..-.~..~..._...n.~......~..........~....._..__._.~.. _.
~"ITLE: Exploratic-nl3 of casrzlic: space ~:i�t, z�s~cket5 and sa~~>~'.lxta~;~:.
;~C?U1~C~.: 'i`ruciy Trez'yega s"yc:~.da Vseeo r�.~anago a~~stz�onorrac~~g~=..o-i.~:i~:heasshchestva, 6~1.~ Apzel.ya 19bO ~y, t'~d.or~c dnya :rozhdeiaiya) )
F~HIODII~Ar~s Yestn~.k ~,eningrad~ka~o unives-e~it~tap 9eriyi~ matem,~tiki,
asekhanik:i i astronomic, 198, Hr 1~(3}, pp ~-10 (IJHSB)
t,o tams
APTr~~C'~s The prspe: d,~s~;r~bes :3cientific career of life an~d~a ph,ato of
F.M. t~iarebkov~, rro~.essor of the ~enin~;rad tTnivere:Etya D~asr:;~ins
of re~!-eercbs C$leetl.a3. meaheniaea ce~ls~ulatl.o~- of !the orbits
of 541a Seradiue, 6aO Mug�, cazatribution faY~ ~tkse d;lscuasi.on on
the m+ation of the Perihel of the Mercury orbit, mi~asure~m$nt
of th+~ form o,f the earths The authors emphe~$ize prs.rticulariy the
inten,~e peda~o~rical and public activity of Gorshk~>v wha lived
i.z~ dit'fic,ul.t c9.rcumstances.
1. Scientific personnel.--USSR
Card 1/1
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tics o:P S~te7.lx~,r ~lystemi~ sOV/1321
'' by T.~-. ~~:~, "gtel.],~~r diverse", is recommew~d. Ii~e au-~,.hG-r expc^~tsses his
,gr~ti:tutl~ to Pa~~ofesso~�s A.N. ~eych and N.N. Pgvlc~v for valuable sugge~~ti.ons
and, I-az~ticula~~~]-y, to Ik~cent T.A. Ag~el~ya~1 for edj:t
k~~ ing t-t~ book and cor~tribut~
graph ~,~ in Chsp~;er V. Further g:ratitud,e is expi~ssed to Pz�aFe~s;sor
A.I. I$'~-edinsk:~y s:t~.d to A.M. 1-filkisha and F.A. Te~.tsin oi` the Stag Astronomical
:Cnstit~ut~e im. ]'.K. Shtezuberg. There art! 2'f phoitographet and ~~ Figures, mere
are l~i~l refereaxcss of xblich 63, are 3oviel~, 63 Eh~;].ish, ].0 Qerr~n, and 7 Frenctls.
T OF C~~1gT9~
Frir~:xord
7
Introduction
~.. ~s subject of etell~r dynamics 11.
2. B:r:leY lr~fatoric~~l outline oi' the dev~e~ ~'
3. Bs,iaic i'eatu~res oY th~~ syntl~stic methaustel~lar~r~,ynnamfroics ~n
~. I~i~tetical sigajLfican~~ of stellar dyeantics ~1
Ch. I. l?~u~nta,l.s c-f Ste:llar Statistics
1. &rote as~et~~ of the slistz~,bution function based on a single
C7:"~,t4"rein ;t ~~
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3 (1) PIiA9~ I BOOK SrLPZAITATION $OV/13~~1
Ogorodnikav, Kirin l~edoro~rich
Dinamil:~ zvazdnykh s'lstem (Dynamics of Ste:l]ar Systems) Moeco~r, F:lzmatgiz, 195$
627 p . 2,500 cop;ie s printed.
Ed: F:sznikovskiy, P.T.; Tech. Ed.: Kryuclakova, V.1~~.
PIJ~O~: Tho book i,~ intended for scieati,sts, atv~lents o!' astrop;bysics, ~3nd
the interested render pith a background in prin~:iples c-f statistical physics
and ~r~athematical ~~tatistics.
t�AVSRA01~: This puibl:[catiai~: is the result of a series of lectures deliv+a~~~d by the
author at the tdi~s~xo~r anyi I~ningxad Urxiversitiea describing the general and
simplest featux~sa of stellar systems. :Ct is not a comirl,ete st!~r of a:l1 the a$-
pects of atel.].s-r dynamics, nor is there a historical pr+esen*yat~ion of its develop-
ment. In his m~anazer of tra8t~,ng this science and ite application to the
p~seatiy l~oxn muxvem~ents of stellar $yrstetas, the author s~xes~~s iti,~ cl.oae ~~-
lationahip to b~gd~codynamicg and statistical physics. Sr- addition, itF.~ f~tressas
the need for uiti~.l:izing differential. er~uations fc~r ~SVeI. surfaces of ~~tc~llaz~
densities fox ~~ar;ious types of ,~aLsxies; this in~'armat~,on tray ~providc~ :~ gray
for tb-e direct caxrparison of theoretice4l and obe-ervational data. Fo~~ ~~
~enex~s~l oriente~,ti~on, a preliminary peru~aal of books on stellar astraG~otgy, such
as "Treatise ara Ste].~ax Astrt~om~r" by P.P. Pareitago, or the mare popct~ar book
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`i'tite Equation cf Hydrostatic Ecl~~ilibriurn for S,~herical 5tellF~r ays~i;eti(a
� ~ i rJT' i.~ C3YaR? G ~ J{: ~ 4J ;:Qrl-
~,~~~ (~ t ~ r.kU~t tf;n
t t(;ilcis towc~r*d it;f'a.~~a. tay, ri,~a~ t;o>~rc'rtlt~nrtitl~; ~;alt~.mc.nn c,c;~~~~ aiar.~
i~onE:n ^~ t,o the
~-~lit u into two e~~lrZtiOris. Accordin~~r7 the
is tirritten dorm and ~~ p ~Qrmitt�, c1 to depend only up ,
far:3t of t~~e:~~ Qrti~t bona, f is I
< ,~, < i . u . upon the t~(~ur~re of the trtln sv~grsel v(~-
order `i'z ~ � ~ ~~ ~t'he iallavrin~~ eciua~tior, of the h;~~drostat:ic equ:i-
lac:ity component, i. ex ~res-
~ dU~d:c is obtc:~ined by the x
librium : (lf-~/'dr ~~ (2p - ~l~~r ~ ` fti
S ~~`- ~ .
lion: ='~ g~fa~, cl~ ifa
~ ~ J f d ~ ' ~' i and q den~:~te tha para-
F(ere Y' denotes the stellar density and. p ragt
rieters of the ";pressured From '~~he hitherto unknown equation ~
~vritter. down this various general propertiQSSt`~,~icheequilibri.umteof~
can be derived. The equation f~~r the l~.ydr ur~.t;ion
} � /~ d , ill' ~ dL~ dr is a spec~ia.l case of the eq as ametea,s
~~ ~. i quid ~, ~ ~ 1'~ ~' F o . The p
;riven 44bave ~~.r:d came,;i~on~istoribution,rla.v~pof the stellar vF,locitai.es
p ar.d ci de~,end upan t. i ~ oblen i.nvesti~;F:~ted hE:re
in every point oi' the stellar syste,n. .Che ~' u~� ase of ds~ter~n-
is undetern(ined, in the general case ~~tid for the p P
inin~ a u:nicfue solution tyro mare relationsouu~v~h~o~lelpao~'~~tYie ~~ne
solution of. the hyarodyna,nie problem, 'with
rd 2 3 rnethocb of s~tat:lstica.l mechanics, is impossible for the case :in-
Ca
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+ `~ i
AUTHORS ~;gorodnikov, ~;. I~',
20-2-~,Q~~
TI`1'LE: `.I'he Equ;zti~~n of hydrostatic E uilibriur.; ~~ .,
ci for ,apherioi:,,l atcll~ir Sfs.-
i
em;~ (tlrav,~eniyc~ ,~;iclrc>;}tti'rt:ic}~r,jkc?`;a rn,vnov~;siyr~ d1.y~~ sfor:icheglcikh
PERIODICAL: ]:-oklu,dy AT? SSSh, 1~;;7, Vol. 11G, '~Ir 2, pp. 200 - 202 (USSR)
A]3S1`RAOT: A dE:riv?tivn far t'ne equation c:f the ccuilibriu.^~ of r~ aphe
rjczl
.
Ite].lar ly;3ttrn i~ re;,t;:ired ,~rhic~i, ~:.s fa,r s,s possible, avoid~i any
a.rtificia
l h
r
oth
i
.
,}
p
es
s on the propertie4 of stellar s;ystens, The
f'ollo,~in
~
ssu
t~
~
,
~n]~
.ons on tl~e stellar systems ilre made here by the
sutr~ors 1
~ It is
tY
.
In
z~; steady state.
2. '1'he distribution of the ste:I.ls,r d~:nsity icy epher.~call
y- pyCAlllB t Y'1C.
A
~
.
phase r3ens~.t,, is assumed to bs defined, v~h~
ch satisfies
.
Holtzmu,nn~c ~:'gl:atior,s f r f(r; ~, ~, ~ ). Here r de~7otes the
ra-
dius vector tznd ~,, � , ~ denot� Jesne's (Dzh~:ne) gr~l~iErica]
con o~
p
t
,
nexus of the li.n~~s,r velocitf: R r, ~ s r A , C~
r sir,C~
iAJ anc' ho r~i' ,~ , .
denote th
e s~?herici-~1 ~,n~u1a~� coord:~ns,tos an the
point a}Dove th
:L
e
etters denotes the dif:Cerentiation F:.ccordin~; to
ta:r~e. `1'hE pha:~e I
~ensit
m
t

C~~rd 1~3 ,
y
u7
�ai;isfur tll~~ condition f ,~ 0 i~nd, bew
s;i.d.e;:3, tha; p~~~ad
u~;t � v~irr
.
i r~ny ti;rholo pal;ynnmina.l of sElcond de�ree
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3 3_5-g/~.~..
m~en.i;als of Statist~.cal Mechanics of Galaxe~s of tree Simplest
:~'unda
Type .
:identical wit~~ the well i~aown solu.tion~Q~t sate elinte~rpre--
:round ms~~brane . The above solu~ic-n pe
of a numl~e r of dif f e r{~nt
Cation at leao~t q~litatively:
structurE~'1 de'~ails v~' Sa and S~ s~>i$ sa~3.o~aio'.~` ma~ ,gyn.
annular ,,tructure and a~trtnglow ldens ity in the end. pa~^ts
toward ;Ghe centre . Oar ~
of the mt~in body, which is now less ere~reamstareotkinn~ar
of ste~.lar P.~s gtoe s on slower and th
than In case of clan sisal" SB' s ;~,s~ a s7r GC ~ 88~, ~~c~98 ~
central condensation. (Typ~,cal exn p
~.~'25) � The existence of the solution ~o~n ra3HnucleusZ
gc~uation enures the tter~land prevent 3 theia� dissipatio~a,.
ax,,~, of the a~~nular pa
At the same i;ime the existenceno~~ thelzua jorii~y ofns~tar~~
e 1lipsoid of e quilib~ium prove t
e 'acted frq~z other parts cif the c-ld pr~~rr to ~ ewndi~k
~ at ion and pe rm .t s the ni to f ~
from di ~; si.p
alaaped ~>oay� In all the above ~:,seor ,tablss~,a7 refere1ces,
be trailing. There are no f1gurE s
Card 5/~ 6 of v~rh:ich are Slavic.
SI~B~~I'.~T~D : ~~ ~ 11+, x.957 �
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33�M5-9/x.2
Fundamenta7.s of statistical ~iechanic:~ ofi~til+~..~es �~' the ~ii~.plae;t
Type .
S;EHspirals displaying a state �f romstheir~ou~Ymostupaints.
f1.ow of streams, of stellar gas f ~ ~, retry,
(;~(GC `l?41 -atypical example } . Fear-shaped a~~,y
t~~eoreticall~~ ;~,xedicted for liquid ~~.ssee- by G� 1~arwin,
H., Poincar~ and A. Liapou.noff, is also possible for
alaxies. It is actually obsel e~.~ex~t~~mencttsesethe
~e . ~;. S~GC 4~-55,, 4631, ?4?9) �
asymmetry leads to the formation oi' one~~~lo~ ~~ diffe~ren-�
I~~GC 4Q38, 4254) . In the second ap~>roxa-
trial equation cif the ~ielmholtz type, for the adc~itioxtal
star density ~r~,s derived. ~'or ita solution a ~auitable
boundary pr obll~m based an the unif c~:cm a que~libI ~uth ody of
t:he first appz'o~.mation must be f o~u.lat
simplest case of a very tl~.n and flat diskvariable s. s1Thfis~
~;o apply the ~~ ouri�r method of sep~~x~ting .
:leads to ~~ I3esse1l equation for tY~~ d1~tsribDifferenttpax~ti-
additional star densi~~ondo~ithe todthe central nucleus
c~ular sol~.ztions come ~, t'barom~etric"
clr to ~ s;ystem, of concentric rings.
:~'oxmula w+~s obtained f er the density di ~,tribuS~ionnic:a the
~;-direct~.on. Tn tha azi~uuthaicall~cthi~ solution is
Card 4/+0 ;3ol.ution was found. ~Ilathema Y
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3.~_,_g/11.
Fundamentals of Statistical &~echanics of C~.laxes cif the Siznpl~;st
'type .
S. I~'Eaclaurin's ellipsoids of the ~~. type; (dil~_~the~~c~}
correspond to ~-0 and normal '~S-spy-tale. ~ir~~- 5,
prolate ellipsoids of Jacobi correspond t;o a nelw typo of
galaxies t~hich we shall tern aciculc.~r th~~zi bod~;~e s . ~rh eyes ,
These ~,laxies are very lone and v 'y
a.re observed in a suf f icie nt numbe z' in the skiE. s but
ard:inaril~~ their are confused with ~;E:nuine nox~~1 spirals
~;ee~a. ed~�e-�on. Their pre senc~e au~on~~ ~hdgn~a.om erpo~suc,his
revs~aled ~~y thE, apparent excess of
objects as com~~ared to theox'eti.cal predictions basal, on
1;he assumption that all these obje~~ts ax`y disk~�-shapE;d.
such an access was pointed out as ~3arly as 1920 ~- 1322
The main features of ~-gala.~.ies
are : a v~~ ry tufty appearance with ~. absence of anal
:regular s~txuctux~ (nuclei, .~iz^al ~prms, annular structure
and the like) � ~.~hey ~P~ sf3nt , probably, one of th+w
earliest stages of galactic evolutioxl. '~ypic~lrepresenta-~
t eve s of the A.-class of ~Lxie s are : I~TC'~C 218~~, 2798,
~i0~4, 355. Caving to their great instability, tha
~-galaxies area observed rather or~d~hern~inebcad `pie se a~~f rY~.
Card 3/E> In the .majority of cases that' f
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~--,-9/12.
_~ ~ ist ica 1 ~1e cY.~.r.:i c,~ of c~e,laxe s of t bs~ ~l~uplE; st
~'undamental~ of tat
~f;/pe .
three parameters then it is called, "dyn~~r~~.c~;l]~y dete:er~ine~."
or a D-system. D-systeu~s a,re of c~. simpler tyre sincE. in ,
general stellar systems auc:h as a ~~ ~~, on1 �~s{rste ns ?~,re
not; D-systems . In the pre sent p ~: e y
c; oxiside x~.d . I:n the pre sent paper only ~)-syst~~ras a,re
c; onside reed . 7:t i s shown that the ~'o lloti~ing cl~a.ract4~ ri se s
t;h4; most probc~.ble state of D-systE-ras: 1) Un:~for~n rotation
(theorem=. I) ~?) "Isothermal' ma~u;ellia~~.+dist:ribut;on~o~fe,~l` `,
peculiar stel~.ar velocities ~theo~:iem II) Ho~~ever
law tis v~~lid only vrit~iin a lip-teal ~n~~~ of velocities.
~.l'he F~ppl~.cation of Poisson's equa~,ion t~agethe ~r with.
theo~^ems I anc;l II leads to the c~lisuconstanttthrou.ghoutrst
approxim~~tion the stellar d.ensxty o the
t1~~ main body of the D-~:ls.~y and is proportiozlal t
sq~aa:~~e o:~ the angular velocity of rotatiabletasothe~ ~do~ .
:D-galaxi4s appear to be dy~:~ama.cally unst ,~
not ~~omp:ly with th4: require:~artse~Locitln(th~oremrl~~)Irion
;for 'the 1~ppe r lima.t of ang~,~l v ~
N43v43rthe:less ~tre can refer ~-o ever,~~-syravitating 1 quidaes-
ical equilibrium fa.gure of~ a unif , ~,
mss. ~~claurin's ellipso,~ds of the lst type (planetar~i
� Sit~plest r.~ype .
C`~.lal~tik k'rost~~ysh1krY ,~ipov., ~
p~:~pDlt,nL: ~stronc~uiich~~skiy Lhurual,, 1a~'7, Vola31~~ x'~o.~),
A~S;,,'1'i~C`J': In accor�~laz~ce: ~ritii the ~~ra.,�.c~.pl.eu ~u~'17.Ch ~�~i11 ':~e ~~;i~~re~. by
#; he , , ~ ~ `i ~ o:~' ~;~a: e ~ ~ r: c; s~ n�t; ~1 ou.xms~ ;~. c~l.Ef~ ~; :~ ~.
autho.~ a.n z'~ia . C l.~ 1 t
;;tat.ons.r;y atc~llar :yst,em=~ ~a.x'e CoT1.ia~lC~el'4C~.. `-~hw3~e ~A~'~tetn~a
have finite phase volurale s , :~.r~a ~t~im~es of relaxation ~~vhich
are u,ot longer t;l~~.n. the characteristic tirf~e ur~,it fo:r thw
given system (af file order of t'tle l~riocl of rc9tatio~.
round. the axi~t) . zn. such sy:~tems ~;he 1~~~~ of ~,l;ase ~3:istri~.
uutian should not d,:G.ffc~r very mucl.~ frail the mast probable
distr.ibu-t:ion. ~i'o find the most p~~obablc3 ph well knov~~. in statis-
tical ph~rs~..cs is employed togethe~:� with the method of
additive parameters. ~~rom the po:~nt of va.ew of dynamics
of a sys'te~. of material points ev~:ry stellar system is
chars,cte:rised by the three simpler additive parameters;
r~lass, total E~~,er~y of motion, and the moment of rotation
Card 1/6 ~� If a stellar system is uniquely determined by these
---
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'~l,~;t~lp~gt~~~w ~p1- ~~~~` ~ +-1~~+R ~uc~ gut ..

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-- --- - ----- .....+...~.a ~w~s~nar-'S:*-�~te~' p~-~^;F ..............~ .....� ;w',..., ,.. ,.. ,~ ...... ... ..... .... ~i w a.~wM
L 3$b99�b~i EWP(e)/E~1T(,m) WH
u - .- -- - ~.__..~_ . ____ _ _~_._._.~.~..
Acc r,~, AR6o94539 SoU~cE cc~aE:vR/o9g6/~5joo0/o99/~xoi2/BOi~~
AUTHORS ~orodnikov, G. F.
TITLE: KDIw2 arc�resistani;; carami.c ,~_'.
~ -~
SOURCE: Ref. zh. Elektrot~~lchnika i energetika, Ab,~. 19878
REF SOURGr~,: Sb. nauchn, tr. Gos. in-t .po pr~yekt~;~.,.,.~,_~_~~.ed,,. vz~ryyabez~~p~n.
lt~ktraoborud. Gipronis-el.~~~rostni~kht, vyp. 1 s 19r~4~, X73-r~79
TOPIC TAGS : high temperati.cre ceramic material ~ KDI-2 cerramio material
ABwTRACT: Arc resistant cE~~ramics have widely been used for building arc~~quenchixYg
chambers in electrical equ:fpment ~. The cordierite ~~eramie has a low linea;~r-expan~nion
coefficient and a high mecl}}a~~.cal. strength. Co~po,~ition, processing, arul
characteristics of a KDI-,21~or ie-rite ceramic(~are reported. It consists of s
commercial talcum, ; conunerciaa fired alumina, 2~; Ch-9 refractory clay frou~
Chasov-Yarsk, 3t~;; quartz a~arui, 11Oyo. The prepared mesa is moistened with 8--10
water and, for bE>tter plar~ticity, 8--i0gb paraphin~9 is adm:txed, to it, Thel pressing
specific pressure- is 960 bcg;/ c-r higher. After ,air-dryial~;, the parts acre fired
at 1354C for fow:~ hours. 1iJr,Sike clther types of co:rdierite ceramic, the ~;DI-2 ceramic
is siasple to manr,~factur� ~~~n~d 9.t cJaes nat require +~riti.aal~~r~upply carsandiaim. The KDI-2
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APPROVED FOR RELEASE. 06/23/11 CIA-RDP86-005138001237800007-6

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APPROVED FOR RELEASE. 06/23/11 CIA-RDP86-005138001237800007-6

APPROVED FOR RELEASE. 06/23/11 CIA-RDP86-005138001237800007-6

APPROVED FOR RELEASE. 06/23/11 CIA-RDP86-005138001237800007-6

APPROVED FOR RELEASE. 06/23/11 CIA-RDP86-005138001237800007-6

APPROVED FOR RELEASE. 06/23/11 CIA-RDP86-005138001237800007-6

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