SCIENTIFIC ABSTRACT KOVNER, M. S. - KOVPIK, O. F.

• Document Type: CREST
• Collection: Scientific Abstracts
• Document Number (FOIA) /ESDN (CREST): CIA-RDP86-00513R000825630007-0
• Release Decision: RIF
• Original Classification: S
• Document Page Count: 100
• Document Creation Date: November 2, 2016
• Sequence Number: 7
• Publication Date: December 31, 1967
• Content Type: SCIENTIFIC ABSTRACT

S/05 6/61/04 0/002/024/047
102/3201
Instability of low-frequency ... 3
1 11 (it - V') exp
V TY
ku A%,
k OKP
1 WV"') ~ - I- _ 2
-. ~] ~Oy A~ - _ - A (1.2)
vry w- ku � w1j, + N., (1.2)
2 2 - . 2
one obtainsp with Ci 47tN 7e /M Y VT7 T Y /m 7
S
I + v W~~ 0, (1.3/1
.'j k1v B (PY)
2 kury
for longitudinal waves, and
+ (00y (o) - kvOy B (py) 0, (1.4)
(Oh' - W) kuTr
where
Ard-3/1 2

Instability of low-frequency ...
kv ca
B (p,) =e eJ2 dx, oy ny
_f o ~rf ~an - _'_ - - 100 kvry
L~ver~2 waves-.- In limit oases
B e- + Py - I
'3 P" + -a Py I< 1).
S/o56/61/040/002/024/047
B102/B201
(1-5)
(1.6)
B (P,) Y_g/2 e- -3
+ - - -
holds. Here, e is the electron (or ion) chargeg m and M are the masses,
v0 is the mean velocity of particles of a given kind in the laboratory
system, N Y9 YY, T Y are the concentration, collision numbert and
temperature of the kind of particle, ~_- the frequency, k the wave number;
y = 1,2,3,4 refers to electrons and ions of the p lasma and of the
particle beam, respectively. - - _Q - -eH /mc and
c-Al (-)H3 H 0
Card 4/ 12

S/056/61/040/002/024/047
.1~-
Instability of low-frequency ... B102/3201
/mc. Section 2 offers a consideration of the
'-)H2 - "'114 -H 7 0
instability with respect to t7ra4sv~rse*disturbances for the case of the
effect of the thermal motion of the beam particles and of the plasma
being negligible (1p 1). The dispersion equation
(w - kood (4023 (w - kv,,,) w2 (ca - kv
+ P - + ~'- ' ~"' = (0 2 C th I
H 0 :; WH -kV6 .2 Wt 01( T- wly - kv, (2.2)
is first transformed into
(to'- kVO3).'
+ !njl-
which holds for a quasineutral system (N2 N1 + N 3)' if N 3 ~ N2'
(2-5) is satisfied at