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1

Star-Brush-Shaped Macromolecules: Peculiar Properties in Dilute Solution

Pavlov, Georges M., Knop, Katrin, Okatova, Olga V., Schubert, Ulrich S.

Journal:

Year:

2013

Language:

english

File:

PDF, 1.37 MB

english, 2013

2

Strong Linear Polyelectrolytes in Solutions of Extreme Concentrations of One–One Valent Salt. Hydrodynamic Study

Pavlov, Georges M., Okatova, Olga V., Gubarev, Alexander S., Gavrilova, Irina I., Panarin, Evguenii F.

Journal:

Year:

2014

Language:

english

File:

PDF, 556 KB

english, 2014

3

SPIE Proceedings [SPIE Liquid Crystals - Zakopane, Poland (Monday 3 March 1997)] Liquid Crystals: Chemistry and Structure - Internally orienting association of free and linked two-ring mesogens in solution

Lavrenko, P., Yevlampieva, N. P., Okatova, O., Pogodina, N., Olbrich, Michael, Tykarska, Marzena, Dabrowski, Roman S., Zielinski, Jerzy

Year:

1998

Language:

english

File:

PDF, 299 KB

english, 1998

4

Optical anisotropy of comb-like macromolecules of lateral and semilateral structure

Peter Lavrenko, Natalia Yevlampieva, Olga Okatova, Galina Kolbina, Heino Finkelmann, Günther Hellmann, Ingo Alig

Journal:

Macromolecular Chemistry and Physics

Year:

1998

Language:

english

File:

PDF, 623 KB

english, 1998

5

Mobility of mesogenic side-chains in liquid crystalline polymers based on the Baylis-Hillman reaction

David Lacey, Alan W. Hall, Peter N. Lavrenko, Natalia P. Yevlampieva, Olga V. Okatova, Sergei G. Polushin

Journal:

Macromolecular Chemistry and Physics

Year:

1999

Language:

english

File:

PDF, 128 KB

english, 1999

6

Konformation und Gleichgewichts-Flexibilität von Poly(tetraphenylmethan-terephthalamid)-Molekülen in Lösung

V. N. Cvetkov, I. N. Štennikova, N. P. Lavrenko, G. F. Kolbina, O. V. Okatova, G. Rafler, G. Reinisch

Journal:

Acta Polymerica

Year:

1980

File:

PDF, 507 KB

1980

7

Zur Bestimmung des partiellen spezifischen Volumens gelöster Polymere durch kontinuierliche Dichtemessung

K.-J. Linow, O. Okatova, B. Philipp

Journal:

Acta Polymerica

Year:

1983

Language:

german

File:

PDF, 235 KB

german, 1983

8

Diffusion, sedimentation und strömungsdoppelbrechung von carboxymethylcellulose in cadoxenlösungen

P. N. Lavrenko, O. V. Okatova, T. V. Filippova, I. N. Shtennikova, V. N. Tsvetkov, H. Dautzenberg, B. Philipp

Journal:

Acta Polymerica

Year:

1986

File:

PDF, 1.16 MB

1986

9

Viscometric and diffusion investigations in the cellulose/cadoxen/water system

O. V. Okatova, P. N. Lavrenko, V. N. Cvetkov, H. Dautzenberg, B. Philipp

Journal:

Acta Polymerica

Year:

1989

Language:

english

File:

PDF, 763 KB

english, 1989

10

Hydrolytic thermal degradation of poly(naphthoyleneimide benzimidazole) in concentrated sulfuric acid

P. N. Lavrenko, O. V. Okatova

Journal:

Journal of Applied Polymer Science

Year:

1995

Language:

english

File:

PDF, 468 KB

english, 1995

11

Conformational Parameters of Poly(N-methyl-N-vinylacetamide) Molecules Through the Hydrodynamic Characteristics Studies

George M. Pavlov, Olga V. Okatova, Anastasia V. Mikhailova, Natalia N. Ulyanova, Irina I. Gavrilova, Evgenii F. Panarin

Journal:

Macromolecular Bioscience

Year:

2010

Language:

english

File:

PDF, 358 KB

english, 2010

12

Temperature-influenced ordering of mesogens in comb-like liquid-crystalline poly(methylsiloxane) macromolecules with side groups consisting of “phenyl benzoate” moieties in solution

Peter Lavrenko, Natalia Yevlampieva, Olga Okatova, Galina Kolbina, Michael Olbrich

Journal:

Macromolecular Chemistry and Physics

Year:

1997

Language:

english

File:

PDF, 814 KB

english, 1997

13

Hydrodynamic and dynamo-optical properties and conformation of cyanoethyl cellulose molecules in solution

V.N. Tsvetkov, P.N. Lavrenko, L.N. Andreeva, A.I. Mashoshin, O.V. Okatova, O.I. Mikriukova, L.I. Kutsenko

Journal:

European Polymer Journal

Year:

1984

Language:

english

File:

PDF, 538 KB

english, 1984

14

Diffusion and flow birefringence of alkylene-aromatic thermotropic polyesters

V.N. Tsvetkov, L.N. Andreeva, P.N. Lavrenko, E.V. Beliaeva, O.V. Okatova, A.Yu. Bilibin, S.S. Skorokhodov

Journal:

European Polymer Journal

Year:

1984

Language:

english

File:

PDF, 394 KB

english, 1984

15

Hydrodynamic and dynamo-optical properties of molecules of an aromatic polyester with para- and meta-phenyl rings in the main chain

V.N. Tsvetkov, L.N. Andreeva, P.N. Lavrenko, O.V. Okatova, E.V. Beliaeva, A.Yu. Bilibin, S.S. Skorokhodov

Journal:

European Polymer Journal

Year:

1985

Language:

english

File:

PDF, 379 KB

english, 1985

16

Conformational properties of poly-p-phenylene-1,3,4-oxadiazole molecules in sulphuric acid

P.N. Lavrenko, O.V. Okatova, T.I. Garmonova, V.A. Cherkasov, E. Leibnitz, B. Schulz

Journal:

European Polymer Journal

Year:

1993

Language:

english

File:

PDF, 472 KB

english, 1993

17

Conformation of carboxymethylcellulose in cadoxen-water solutions

P.N. Lavrenko, O.V. Okatova, V.N. Tsvetkov, H. Dautzenberg, B. Philipp

Journal:

Year:

1990

Language:

english

File:

PDF, 490 KB

english, 1990

18

Analysis of polymer heterogeneity by sedimentation transport: 2. Carboxymethyl cellulose in a water/cadoxene mixture

Peter N. Lavrenko, Olga V. Okatova

Journal:

Year:

1994

Language:

english

File:

PDF, 326 KB

english, 1994

19

Stability and degradation of poly(naphthoyleneimidobenzimidazole)

P.N. Lavrenko, N.V. Pogodina, I.I. Ponomarev, O.V. Okatova, N.P. Evlampieva

Journal:

Polymer Degradation and Stability

Year:

1994

Language:

english

File:

PDF, 377 KB

english, 1994

20

Hydrolytic degradation of poly[(4,4′-oxydiphenylene)pyromellitic amido acid] in concentrated sulphuric acid and in dimethylformamide via hydrodynamic investigations

Peter N. Lavrenko, Olga V. Okatova, Darya M. Volokhova, Natalia N. Ulyanova

Journal:

Polymer Degradation and Stability

Year:

2006

Language:

english

File:

PDF, 340 KB

english, 2006

21

Flow birefringence and optical anisotropy of molecules of copolymers of para- and meta-phenylene-1,3,4-oxadiazoles

P.N. Lavrenko, I.A. Strelina, O.V. Okatova, B. Schulz

Journal:

European Polymer Journal

Year:

2000

Language:

english

File:

PDF, 228 KB

english, 2000

22

Temperature effects in hydrodynamic properties of comb-like polymer with laterally attached mesogenic units

Peter Lavrenko, Olga Okatova, Evgeniya Korneeva, Heino Finkelmann

Journal:

Year:

1999

Language:

english

File:

PDF, 177 KB

english, 1999

23

Thermal flexibility of aromatic polymide chains in solution from viscometric analysis

Peter N. Lavrenko, Olga V. Okatova

Journal:

Journal of Polymer Science Part B: Polymer Physics

Year:

1993

Language:

english

File:

PDF, 619 KB

english, 1993

24

Hydrolytic thermal degradation of polyamidobenzimidazole in concentrated sulphuric acid

P. N. Lavrenko, O. V. Okatova, I. N. Shtennikova, T. V. Peker, V. R. Petrov, V. N. Tsvetkov

Journal:

Journal of Thermal Analysis and Calorimetry

Year:

1981

Language:

english

File:

PDF, 641 KB

english, 1981

25

Increase in the specific surface of highly porous materials with a cellular structure

O. L. Smorygo, A. N. Romashko, L. V. Tsedik, G. P. Okatova

Journal:

Glass and Ceramics

Year:

2000

Language:

english

File:

PDF, 371 KB

english, 2000

26

Parameters of superdeep penetration of a copper powder into steel

O. V. Roman, S. K. Andilevko, S. S. Karpenko, G. P. Okatova

Journal:

Journal of Engineering Physics and Thermophysics

Year:

2000

Language:

english

File:

PDF, 773 KB

english, 2000

27

On the separation ability of various ficoll gradient solutions in zonal centrifugation

Peter N. Lavrenko, Olga I. Mikriukova, Olga V. Okatova

Journal:

Analytical Biochemistry

Year:

1987

Language:

english

File:

PDF, 740 KB

english, 1987

28

Hydrodynamic properties and equilibrium rigidity of polyamidobenzimidazole molecules in dimethylacetamide and sulphuric acid

M.G. Vitovskaya, P.N. Lavrenko, O.V. Okatova, E.P. Astapenko, V.B. Novakovsky, S.V. Bushin, V.N. Tsvetkov

Journal:

European Polymer Journal

Year:

1982

Language:

english

File:

PDF, 434 KB

english, 1982

29

Hydrodynamic properties and equilibrium rigidity of poly(naphthoylene imidobenzimidazole) molecules in concentrated sulphuric acid

P.N. Lavrenko, O.V. Okatova, S.V. Vinogradova, A.L. Rusanov, I.I. Ponomarev

Journal:

European Polymer Journal

Year:

1990

Language:

english

File:

PDF, 441 KB

english, 1990

30

Hydrodynamic and dynamo-optical properties of poly(1,3-phenylene-1,3,4-oxadiazole) molecules in sulphuric acid

P.N. Lavrenko, O.V. Okatova, B. Schulz, K.A. Andreeva, I.A. Strelina

Journal:

European Polymer Journal

Year:

1999

Language:

english

File:

PDF, 222 KB

english, 1999

31

Conformational and dynamo-optical properties of fluorinated poly(p-phenylene-1,3,4-oxadiazole-imide-amide) molecules in solutions

Peter Lavrenko, Olga Okatova, Irina Strelina, Maria Bruma, Burkhard Schulz

Journal:

Year:

2003

Language:

english

File:

PDF, 219 KB

english, 2003

32

Stability and degradation of poly(1,4-phenylene-1,3,4-oxadiazole) molecules in sulphuric acid

P.N. Lavrenko, O.V. Okatova, B. Schulz

Journal:

Polymer Degradation and Stability

Year:

1998

Language:

english

File:

PDF, 657 KB

english, 1998

33

Hydrolytic degradation and thermooxidative stability of polyimides based on 3,5-diaminodiphenyl oxide and 2-methyl-3,5-diaminodiphenyl sulfide

O. V. Okatova, N. N. Ul’yanova, L. G. Komarova, M. P. Prigozhina, Yu. N. Sazanov, A. L. Rusanov, P. N. Lavrenko

Journal:

Polymer Science Series A

Year:

2007

Language:

english

File:

PDF, 185 KB

english, 2007

34

Hydrolytic degradation and thermal stability of poly(naphthylimides) based on naphthalene-1,4,5,8-tetracarboxylic dianhydride and bis(naphthalic anhydrides)

O. V. Okatova, N. N. Ul’yanova, E. G. Bulycheva, L. B. Elshina, A. L. Rusanov, P. N. Lavrenko

Journal:

Polymer Science Series A

Year:

2007

Language:

english

File:

PDF, 209 KB

english, 2007

35

Structural phase transformations in tin-fullerite films

L. V. Baran, G. P. Okatova, V. A. Ukhov

Journal:

Physics of the Solid State

Year:

2006

Language:

english

File:

PDF, 275 KB

english, 2006

36

Conformational properties of metathesis poly(trimethylsilylnorbornene) in solutions

N. P. Evlampieva, M. L. Gringol’ts, I. I. Zaitseva, O. V. Okatova, T. S. Dmitrieva, P. P. Khlyabich, E. I. Ryumtsev

Journal:

Russian Journal of Applied Chemistry

Year:

2008

Language:

english

File:

PDF, 246 KB

english, 2008

37

New benzimidazole-2-yl-substituted polybenzimidazoles: Synthesis, properties, and hydrodynamic characteristics

A. Yu. Leykin, O. V. Okatova, N. N. Ul’yanova, Yu. N. Sazanov, A. L. Rusanov, D. Yu. Likhachev

Journal:

Polymer Science Series B

Year:

2009

Language:

english

File:

PDF, 263 KB

english, 2009

38

Molecular-hydrodynamic study of poly(N-methyl-N-vinylacetamide) macromolecules

G. M. Pavlov, O. V. Okatova, A. V. Mikhailova, N. N. Ul’yanova, I. I. Gavrilova, E. F. Panarin

Journal:

Polymer Science Series C

Year:

2010

Language:

english

File:

PDF, 335 KB

english, 2010

39

Hydrodynamic, optical, and conformational properties of some polybenzimidazoles

O. V. Okatova, L. N. Andreeva, I. A. Strelina, N. N. Ul’yanova, A. Yu. Leykin, A. L. Rusanov

Journal:

Polymer Science Series C

Year:

2010

Language:

english

File:

PDF, 263 KB

english, 2010

40

Features of triboformation of the steel surface layer using lubricating materials modified with nanodispersed β-sialon

E. N. Volnyanko, S. F. Ermakov, G. P. Okatova, V. A. Smurugov

Journal:

Journal of Friction and Wear

Year:

2008

Language:

english

File:

PDF, 189 KB

english, 2008

41

Design and experimental studies of low-cycle fatigue defects in turbine disks of aircraft long-life gas turbine engines

N. P. Velikanova, L. R. Botvina, G. P. Okatova

Journal:

Russian Aeronautics (Iz VUZ)

Year:

2008

Language:

english

File:

PDF, 250 KB

english, 2008

42

Thermal Degradation of The Poly(m-phenylene Oxadiazole) Molecules in Sulphuric Acid

P. N. Lavrenko, O. V. Okatova, K. A. Andreeva, B. Schulz

Journal:

Journal of Thermal Analysis and Calorimetry

Year:

2000

Language:

english

File:

PDF, 73 KB

english, 2000

43

Bis(trifluoromethylsulfonyl)amide based “polymeric ionic liquids”: Synthesis, purification and peculiarities of structure–properties relationships

Alexander S. Shaplov, Elena I. Lozinskaya, Denis O. Ponkratov, Inna A. Malyshkina, Frederic Vidal, Pierre-Henri Aubert, Ol’ga V. Okatova, George M. Pavlov, Lidiya I. Komarova, Christine Wandrey, Yakov

Journal:

Electrochimica Acta

Year:

2011

Language:

english

File:

PDF, 857 KB

english, 2011

44

Diffusion and flow birefringence in Poly-n-methylene-terephthaloyl-di-p-oxybenzoates in dichloroacetic acid

L.N. Andreyeva, Ye.V. Belyayeva, P.N. Lavrenko, O.V. Okatova, V.N. Tsvetkov, A.Yu. Bilibin, S.S. Skorokhodov

Journal:

Polymer Science U.S.S.R.

Year:

1985

Language:

english

File:

PDF, 424 KB

english, 1985

45

Hydrodynamic properties and conformational characteristics of poly-m-phenylene isophthalamide in dimethylacetamide and the effect on them of lithium chloride

P.N Lavrenko, E.P Astapenko, S.V Bushin, O.V Okatova

Journal:

Polymer Science U.S.S.R.

Year:

1986

Language:

english

File:

PDF, 585 KB

english, 1986

46

Diffusion, sedimentation and flow birefringence in solutions of monosubstituted carboxymethylcellulose in cadoxene

B. Filipp, P.N. Lavrenko, O.V. Okatova, T.V. Filippova, O.I. Mikryukova, V.R. Petrov, H. Dautzenberg, I.N. Shtennikova, V.N. Tsvetkov

Journal:

Polymer Science U.S.S.R.

Year:

1987

Language:

english

File:

PDF, 530 KB

english, 1987

47

Conformational characteristics of p-o-aromatic polyester molecules from flow birefringence, diffusion, and solution viscosity measurements

V.N. Tsvetkov, L.N. Andreyeva, P.N. Lavrenko, O.V. Okatova, Ye.V. Belyayeva, A.Yu. Bilibin, S.S. Skorokhodov

Journal:

Polymer Science U.S.S.R.

Year:

1988

Language:

english

File:

PDF, 464 KB

english, 1988

48

Treatment of asymmetrical displacement type diffusion and sedimentation interferograms

P.N. Lavrenko, O.V. Okatova

Journal:

Polymer Science U.S.S.R.

Year:

1989

Language:

english

File:

PDF, 178 KB

english, 1989

49

Hydrodynamic properties and conformational characteristics of polynaphthoyleneimidobenzimidazole in sulphuric acid

P.N. Lavrenko, O.V. Okatova, V.V. Korshak, S.V. Vinogradova, A.L. Rusanov, I.I. Ponomarev

Journal:

Polymer Science U.S.S.R.

Year:

1990

Language:

english

File:

PDF, 427 KB

english, 1990

50

Polyelectrolyte effects in diffusion and viscosity phenomena in water-cadoxene solutions of carboxymethylcellulose

O.V. Okatova, P.N. Lavrenko, H. Dautzenberg, B.N. Filipp, V.N. Tsvetkov

Journal:

Polymer Science U.S.S.R.

Year:

1990

Language:

english

File:

PDF, 798 KB

english, 1990

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