Vol. 46 No. 3 (229) (2012)

DOI: https://doi.org/10.46991/PYSU:B/2012.46.3

Published: 2012-10-01

Chemistry

STRUCTURE FORMATION IN AQUEOUS SUSPENSION OF CELLULOSE

A.G. Ambartsumian

3-7
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THIAMINE IMPACT ON THE RATES OF H$_2$O$_2$ DECOMPOSITION IN AQUEOUS SOLUTION AND CUMENE INITIATED AUTOOXIDATION IN EMULSIONS

N.M. Beylerian, P.G. Minasyan, E.R. Saroukhanyan, M.Z. Asatryan

8-12
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STUDY OF CATALYTIC ACTIVITY OF NICKEL(II)–LEUCINE COMPLEX ON THE DECAY OF CUMENE HYDROPEROXIDE IN AQUEOUS SOLUTION

S.K. Grigoryan, M.G. Harutunyan, S.G. Grigoryan

13-17
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STUDY OF POTASSIUM PERSULFATE DECOMPOSITION AT THE PRESENCE OF Co(II)–DIMETHYLAMINOETHANOL CATALYTIC SYSTEM

R.P. Mkhitaryan
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STUDY OF BROMINATION REACTION OF 2,2,3,6,6-PENTAMETHYL-1,7-DIOXASPIRO[4,4]NONEN-3-ONE-8 AND THE SYNTHESIS OF NEW DERIVATIVES OF SPIROLACTONES ON THE BASE OF 3-BROMOMETHYL DERIVATIVE

G.G. Tokmajyan

23-27
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Biology

JOINT EFFECT OF GROWTH STIMULATOR AND COHERENT EMI EHF WITH LOW INTENSITY ON TOTAL PEROXIDASE ACTIVITY IN AMARANTH ($AMARANTHUS$ L.) GERM CELLS

A.V. Nerkararyan, G.R. Sulkhanyan

28-32
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STUDY OF INACTIVATION PROCESS OF RAT AND $RANA~RIDIBUNDA$ FROG LIVER ARGINASE UNDER THE INFLUENCE OF EDTA

A.S. Shamirian, T.N. Simonyan, E.Kh. Barseghyan

33-37
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IMPACT OF EXAMINATION STRESS ON CARDIODYNAMIC INDICATORS OF PUPILS AT SCHOOL FOR GIFTED CHILDREN (SARI, IRI)

S.M. Minasyan, E.S. Gevorkyan, Reza Goliskardi

38-44
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REGULATION INFLUENCE OF $BULBUS~OLFACTORIUS$ AT THE RESPIRATORY NEURONS IN HYPOXIA CONDITIONS

N.J. Adamyan, M.A. Karapetyan, N.V. Sarkisyan

45-49
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SURVEYS OF PARENTS OF CHILDREN WITH OLIGOPHRENIA IN ARMENIA IN VIEW OF THE IMPACT OF ENVIRONMENTAL FACTORS

A.G. Kirakosyan, A.S. Movsesyan, R.M. Aroutiounian
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YEREVAN CITY HEAVY METALS POLLUTION INVESTIGATION APPLYING SOIL–PLANT SYSTEM

A.L. Atoyants, E.A. Agadjanyan, R.E. Avalyan, A.S. Varjapetyan, L.V. Sahakyan, A.K. Saghatelyan, R.M. Aroutiounian

57-61
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Short Communications

DETERMINATION OF MERCURY CONTENT IN FISH PRODUCTS

Sh.L. Marabyan, G.P. Pirumyan

62-64
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WATER SKATERS – PREDATORS OF HORSEFLIES

V.S. Hovhannisyan

65-67
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