Gravitis, J: search on Z-Library

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1

Carbon materials obtained from self-binding sugar cane bagasse and deciduous wood residues plastics

J. Zandersons, J. Gravitis, A. Zhurinsh, A. Kokorevics, U. Kallavus, C.K. Suzuki

Journal:

Biomass and Bioenergy

Year:

2004

Language:

english

File:

PDF, 533 KB

english, 2004

2

On-line determination of the ash content of coal using a “Siroash” gauge based on the transmission of low and high energy γ-rays

R.A. Fookes, V.L. Gravitis, J.S. Watt, P.E. Hartley, C.E. Campbell, E. Howells, T. McLennan, M.J. Millen

Journal:

The International Journal of Applied Radiation and Isotopes

Year:

1983

Language:

english

File:

PDF, 556 KB

english, 1983

3

Field trial of a pair production gauge for the on-line determination of ash in coal on a conveyor belt

M.J. Millen, B.D. Sowerby, P.T. Rafter, W.K. Ellis, V.L. Gravitis, E. Howells, T.D. McLennan, L.J. Muldoon

Journal:

The International Journal of Applied Radiation and Isotopes

Year:

1984

Language:

english

File:

PDF, 2.75 MB

english, 1984

4

[ACM Press ACM SIGGRAPH 2013 Computer Animation Festival - Anaheim, California (2013.07.21-2013.07.25)] ACM SIGGRAPH 2013 Computer Animation Festival on - SIGGRAPH '13 - Disintegration by monarchy ft. Dita von Teese

Year:

2013

File:

PDF, 205 KB

2013

5

Standard Specification for 12 to 60 in . [ 300 to 1500 mm ] Annular Corrugated Profile- Wall Polyethylene ( PE ) Pipe and Fittings for Gravity-Flow Storm Sewer and Subsurface Drainage Applications 1

Applications, Other Gravity-flow, Plastic, Sewer, Using, Pipes, Elastomeric, Flexible, Ligament-stress, Constant, Liners, Tunnel

Language:

english

File:

PDF, 148 KB

english

6

Characterization of Cellulose Microfibrils Obtained from Hemp

Kukle, Silvija, Gravitis, Janis, Grave, Laima

Journal:

Conference Papers in Materials Science

Year:

2013

Language:

english

File:

PDF, 9.09 MB

english, 2013

7

Development and Characterization of Grain Husks Derived Lignocellulose Filler Containing Polypropylene Composites

Merijs‐Meri, Remo, Zicans, Janis, Ivanova, Tatjana, Bochkov, Ivan, Varkale, Madara, Franciszczak, Piotr, Bledzki, Andrzej K., Danilovas, Paulius Pavelas, Gravitis, Janis, Rubenis, Kristaps, Stepanova,

Journal:

Polymer Engineering & Science

Year:

2019

Language:

english

File:

PDF, 1.80 MB

english, 2019

8

Structural changes of cellulose, wood, and paper under shear deformation and high pressure

R. Teeäär, E. Lippmaa, J. Gravitis, A. Kokorevics, A. Kreituss, A. Zharov

Journal:

Journal of Applied Polymer Science

Year:

1994

Language:

english

File:

PDF, 920 KB

english, 1994

9

Fullerene C60 destruction under shear deformation and high pressure action

Arnis Kokorevics, Janis Gravitis, Janis Kalnacs

Journal:

Chemical Physics Letters

Year:

1995

Language:

english

File:

PDF, 461 KB

english, 1995

10

Radioisotope X-ray techniques for on-stream analysis of slurries. Feasibility studies using solid samples of mineral products

W.K. Ellis, R.A. Fookes, V.L. Gravitis, J.S. Watt

Journal:

The International Journal of Applied Radiation and Isotopes

Year:

1969

Language:

english

File:

PDF, 862 KB

english, 1969

11

Zero techniques and systems – ZETS strength and weakness

Journal:

Journal of Cleaner Production

Year:

2007

Language:

english

File:

PDF, 338 KB

english, 2007

12

Studies of the Brazilian sugarcane bagasse carbonisation process and products properties

J. Zandersons, J. Gravitis, A. Kokorevics, A. Zhurinsh, O. Bikovens, A. Tardenaka, B. Spince

Journal:

Biomass and Bioenergy

Year:

1999

Language:

english

File:

PDF, 172 KB

english, 1999

13

Biocomposite structure of wood cell membranes and their destruction by explosive autohydrolysis

Ya. A. Gravitis, R. É. Tééyaér, U. L. Kallavus, B. A. Andersons, V. G. Ozol'-Kalnin, A. G. Kokorevich, P. P. Érin'sh, G. P. Veveris

Journal:

Mechanics of Composite Materials

Year:

1986

Language:

english

File:

PDF, 586 KB

english, 1986

14

A theoretical analysis of the conformations of model compounds of lignin. A study of internal rotation, the relative stability of the rotamers, and the intramolecular H-bond in the molecules of vanillin and m-methoxybenzaldehyde

J. Jakobsons, J. Gravitis, V. G. Dashevskii

Journal:

Journal of Structural Chemistry

Year:

1981

Language:

english

File:

PDF, 710 KB

english, 1981

15

Theoretical analysis of the conformations of model compounds of lignin. Dilignol β-0-4 (1-phenyl-2-phenoxypropan-1-OL)

J. Jakobsons, J. Gravitis, V. G. Dashevskii

Journal:

Journal of Structural Chemistry

Year:

1982

Language:

english

File:

PDF, 607 KB

english, 1982

16

Feasibility studies of low energy γ-ray techniques for on-line determination of ash content of coal on conveyors

R.A. Fookes, V.L. Gravitis, J.S. Watt, C.E. Campbell, E. Steffner

Journal:

The International Journal of Applied Radiation and Isotopes

Year:

1983

Language:

english

File:

PDF, 629 KB

english, 1983

17

Determination of solids weight fraction and ash content of coal in slurries of variable voidage: Laboratory measurements

V.L. Gravitis, J.S. Watt, H. Zastawny

Journal:

The International Journal of Applied Radiation and Isotopes

Year:

1985

Language:

english

File:

PDF, 1.02 MB

english, 1985

18

Cellulose depolymerization to glucose and other water soluble polysaccharides by shear deformation and high pressure treatment

Arnis Kokorevics, Janis Gravitis

Journal:

Glycoconjugate Journal

Year:

1997

Language:

english

File:

PDF, 383 KB

english, 1997

19

A study of macromolecular models of lignin obtained from ferulic acid

B. A. Andersons, Ya. A. Gravitis, P. P. Érin'sh

Journal:

Chemistry of Natural Compounds

Year:

1980

Language:

english

File:

PDF, 427 KB

english, 1980

20

Clustering of bio-products technologies for zero emissions and eco-efficiency

Janis Gravitis, Janis Zandersons, Nikolai Vedernikov, Irena Kruma, Valery Ozols-Kalnins

Journal:

Industrial Crops and Products

Year:

2004

Language:

english

File:

PDF, 323 KB

english, 2004

21

Modelling network clusters of finite size. Evaluation of reactivity, spatial form and topological structure

V.G. Ozol'-Kalnin, A.G. Kokorevich, Ya.A. Gravitis

Journal:

Polymer Science U.S.S.R.

Year:

1987

Language:

english

File:

PDF, 483 KB

english, 1987

22

Morphology of Dry Lignins and Size and Shape of Dissolved Kraft Lignin Particles by X-ray Scattering

Vainio, Ulla, Maximova, Natalia, Hortling, Bo, Laine, Janne, Stenius, Per, Simola, Liisa Kaarina, Gravitis, Janis, Serimaa, Ritva

Journal:

Year:

2004

Language:

english

File:

PDF, 111 KB

english, 2004

23

Sustainable Supply of Energy from Biomass

Abolins, J., Gravitis, J.

Journal:

Latvian Journal of Physics and Technical Sciences

Year:

2010

Language:

english

File:

PDF, 409 KB

english, 2010

24

Energy from Biomass for Conversion of Biomass

Abolins, J., Gravitis, J.

Journal:

Latvian Journal of Physics and Technical Sciences

Year:

2009

Language:

english

File:

PDF, 436 KB

english, 2009

25

Determination of iron in high-grade iron ore and of lead in lead concentrate by Compton scattering of 60-keV .gamma.-rays from americium-241

Fookes, R. A., Gravitis, V. L., Watt, J. S.

Journal:

Analytical Chemistry

Year:

1975

Language:

english

File:

PDF, 332 KB

english, 1975

26

Flammability of raw insulation materials made of hemp

Freivalde, Līga, Kukle, Silvija, Andžs, Mārtiņš, Bukšāns, Edgars, Grāvītis, Jānis

Journal:

Composites Part B: Engineering

Year:

2014

Language:

english

File:

PDF, 1.05 MB

english, 2014

27

Lignin from steam‐exploded wood as binder in wood composites

Grāvitis, Jānis, Ābolinš, Jānis, Tupčiauskas, Ramunas, Vēveris, Andris

Journal:

Journal of Environmental Engineering and Landscape Management

Year:

2010

Language:

english

File:

PDF, 528 KB

english, 2010

28

Electrospinning of Poly(Vinyl Alcohol) Nanofiber Mats Reinforced by Lignocellulose Nanowhiskers

Sutka, Anna, Gravitis, Janis, Kukle, Silvija, Sutka, Andris, Timusk, Martin

Journal:

Year:

2015

Language:

english

File:

PDF, 10.86 MB

english, 2015

29

Deconstructing therapeutic mechanisms in cancer support groups: do we express more emotion when we tell stories or talk directly to each other?

Tamagawa, Rie, Li, Yong, Gravity, Theo, Piemme, Karen Altree, DiMiceli, Sue, Collie, Kate, Giese-Davis, Janine

Journal:

Journal of Behavioral Medicine

Year:

2015

Language:

english

File:

PDF, 772 KB

english, 2015

30

Enzymatic saccharification and bioethanol production from Cynara cardunculus pretreated by steam explosion

Fernandes, Maria C., Ferro, Miguel D., Paulino, Ana F.C., Mendes, Joana A.S., Gravitis, Janis, Evtuguin, Dmitry V., Xavier, Ana M.R.B.

Journal:

Bioresource Technology

Year:

2015

Language:

english

File:

PDF, 388 KB

english, 2015

31

Bioethanol production from steam explosion pretreated and alkali extracted Cistus ladanifer (rockrose)

Ferro, Miguel D., Fernandes, Maria C., Paulino, Ana F.C., Prozil, Sónia O., Gravitis, Janis, Evtuguin, Dmitry V., Xavier, Ana M.R.B.

Journal:

Biochemical Engineering Journal

Year:

2015

Language:

english

File:

PDF, 917 KB

english, 2015

32

Biorefinery Technologies for Biomass Conversion Into Chemicals and Fuels Towards Zero Emissions (Review) / Nulles Emisiju Princips Biomasas Konversijas Tehnoloģijās Aizstājot Fosilos Resursus (Pārskata Raksts)

Gravitis, J., Abolins, J.

Journal:

Latvian Journal of Physics and Technical Sciences

Year:

2013

Language:

english

File:

PDF, 596 KB

english, 2013

33

Nanofibre Electrospinning Poly(vinyl alcohol) and Cellulose Composite Mats Obtained by Use of a Cylindrical Electrode

Sutka, Anna, Kukle, Silvija, Gravitis, Janis, Milašius, Rimvydas, Malašauskienė, Jolanta

Journal:

Advances in Materials Science and Engineering

Year:

2013

Language:

english

File:

PDF, 2.44 MB

english, 2013

34

A Comparative Investigation of the Ultrastructure of Steam Exploded Wood With Light, Scanning and Transmission Electron Microscopy

Kallavus, Urve, Gravitis, Janis

Journal:

Year:

1995

Language:

english

File:

PDF, 1.93 MB

english, 1995

35

Enhanced stability of PVA electrospun fibers in water by adding cellulose nanocrystals

Sutka, Anna, Sutka, Andris, Gaidukov, Sergej, Timusk, Martin, Gravitis, Janis, Kukle, Silvija

Journal:

Year:

2015

Language:

english

File:

PDF, 1.29 MB

english, 2015

36

[ACM Press ACM SIGGRAPH 2013 Computer Animation Festival - Anaheim, California (2013.07.21-2013.07.25)] ACM SIGGRAPH 2013 Computer Animation Festival on - SIGGRAPH '13 - Making of Disintegration by Monarchy ft. Diva von Teese

Year:

2013

File:

PDF, 132 KB

2013

37

Limits to Sustainable Use of Wood Biomass

J. Abolins, J. Gravitis

Year:

2015

Language:

english

File:

PDF, 131 KB

english, 2015

38

Potential of Photosynthesis as A Renewable Source of Energy and Materials

Abolins, J., Gravitis, J.

Journal:

Latvian Journal of Physics and Technical Sciences

Year:

2011

Language:

english

File:

PDF, 444 KB

english, 2011

39

Application of steam explosion as a method of wood matrix thermochemical activation

Bogolitsyn, Konstantin G., Krasikova, Anna A., Gusakova, Maria A., Gravitis, Janis A., Khviuzov, Sergey S., Chukhchin, Dmitry G., Zubov, Ivan N.

Journal:

Journal of the Indian Academy of Wood Science

Year:

2016

Language:

english

File:

PDF, 1.67 MB

english, 2016

40

The Gravity Probe B experiment and early results

Conklin, John W, Collaboration, the Gravity Probe B

Journal:

Journal of Physics Conference Series

Year:

2008

Language:

english

File:

PDF, 875 KB

english, 2008

41

Limits to CO2-Neutrality of Burning Wood. (Review)

Abolins, J., Gravitis, J.

Journal:

Latvian Journal of Physics and Technical Sciences

Year:

2016

Language:

english

File:

PDF, 905 KB

english, 2016

42

Moisture absorption properties of hardwood veneers modified by a sol-gel process

Kirilovs, Edgars, Kukle, Silvija, Gravitis, Janis, Gusovius, Hans-Jörg

Journal:

Year:

2017

Language:

english

File:

PDF, 924 KB

english, 2017

43

Utilization of lignin powder for manufacturing self-binding HDF

Tupciauskas, Ramunas, Gravitis, Janis, Abolins, Janis, Veveris, Andris, Andzs, Martins, Liitia, Tiina, Tamminen, Tarja

Journal:

Year:

2017

Language:

english

File:

PDF, 597 KB

english, 2017

44

Biomass conversion into blow-in heat insulation materials by steam explosion

Andzs, Martins, Tupciauskas, Ramunas, Veveris, Andris, Andze, Laura, Abolins, Janis, Gravitis, Janis

Journal:

Language:

english

File:

PDF, 258 KB

english

45

Effect of a Low-Refined-Carbohydrate Diet Upon Urinary

Gravity, Specific, Ringsdorf, W.M., Cheraskin, E., Lindsey, K.G.

Journal:

The Journal of Urology

Year:

1962

Language:

english

File:

PDF, 155 KB

english, 1962

46

Chemical and physical modification of hemp fibres by steam explosion technology

Sutka, Anna, Kukle, Silvija, Gravitis, Janis, Berzins, Agris

Journal:

IOP Conference Series Materials Science and Engineering

Year:

2013

Language:

english

File:

PDF, 1.26 MB

english, 2013

47

AIP Conference Proceedings [Author(s) 9TH INTERNATIONAL CONFERENCE ON “TIMES OF POLYMERS AND COMPOSITES”: From Aerospace to Nanotechnology - Ischia, Italy (17–21 June 2018)] - Some aspects of the development of oat husks containing polypropylene composites

Meri, Remo Merijs, Zicans, Janis, Ivanova, Tatjana, Bochkov, Ivan, Varkale, Madara, Franciszczak, Piotr, Bledzki, Andrzej K., Gravitis, Janis

Year:

2018

Language:

english

File:

PDF, 294 KB

english, 2018

48

Evaluation of aloe vera extract loaded polyvinyl alcohol nanofiber webs obtained via needleless electrospinning

Jegina, S, Kukle, S, Gravitis, J

Journal:

IOP Conference Series Materials Science and Engineering

Year:

2018

Language:

english

File:

PDF, 1.45 MB

english, 2018

49

Selective extraction of terpenoid compounds of Juniperus communis L. wood in the medium of a binary solvent (supercritical CO 2 with modifier)

Bogolitsyn, Konstantin, Krasikova, Anna, Gusakova, Mariya, Ivakhnov, Artyom, Gravitis, Janis

Journal:

Phytochemical Analysis

Year:

2019

Language:

english

File:

PDF, 381 KB

english, 2019

50

A preliminary study on sodium hyaluronate loaded polyvinyl alcohol nanofiber webs obtained via roller electrospinning

Jegina, S, Salaka, L, Kukle, S, Livkisa, D, Gravitis, J

Journal:

IOP Conference Series Materials Science and Engineering

Year:

2019

Language:

english

File:

PDF, 1.17 MB

english, 2019