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Aproximadamente 684 registro(s) hasta el momento: (journal)

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Recurso libre

STATE ESTIMATION IN ALCOHOLIC CONTINUOUS FERMENTATION OF ZYMOMONAS MOBILIS USING RECURSIVE BAYESIAN FILTERING: A SIMULATION APPROACH
Quintero Montoya, Olga Lucia - Amicarelli, Adriana - di Sciascio, Fernando - Scaglia, Gustavo

Formato:	info:eu-repo/semantics/article, info:eu-repo/semantics/publishedVersion
Enlaces:	This work presents a state estimator for a continuous bioprocess. To this aim, the Non Linear Filtering theory based on the recursive application of Bayes rule and Monte Carlo techniques is used. Recursive Bayesian Filters Sampling Importance Resampling (SIR) is…
Fecha:	2008-02-10
Recurso:	Bioresources

Recurso libre

DRILL WEAR DURING THE BORING OF PARTICLE BOARD: A MULTI-FACTOR ANALYSIS INCLUDING EFFECTS OF MINERAL CONTAMINANTS
Porankiewicz, Boleslaw - Wieloch, Grzegorz

Formato:	info:eu-repo/semantics/article, info:eu-repo/semantics/publishedVersion
Enlaces:	This paper evaluates and discusses multifactor non-linear, statistical dependencies of drill side-edges recession VBK and drill diameter recession DW on the cutting path length LC, the content of hard mineral contaminants CMC, the size of contaminant particles SMC, and the…
Fecha:	2008-02-10
Recurso:	Bioresources

Recurso libre

INTERACTION OF IONIC LIQUIDS WITH POLYSACCHARIDES. 5. SOLVENTS AND REACTION MEDIA FOR THE MODIFICATION OF CELLULOSE
Liebert, Tim - Heinze, Thomas

Formato:	info:eu-repo/semantics/article, info:eu-repo/semantics/publishedVersion
Enlaces:	The use of ionic liquids (ILs) in the field of cellulose chemistry opens up a broad variety of new opportunities. Besides the regeneration of the biopolymer to fibers, films, and beads, this new class of cellulose solvents is particularly useful…
Fecha:	2008-02-10
Recurso:	Bioresources

Recurso libre

ARE LIGNOCELLULOSIC RESOURCES TOO VALUABLE TO BURN?
Hubbe, Martin A.

Formato:	info:eu-repo/semantics/article, info:eu-repo/semantics/publishedVersion
Enlaces:	Lignocellulosic matter often can be counted as a renewable resource, since it is produced by photosynthesis. But there are limits to how much biomass our society can use in a sustainable manner. People can debate whether or not it makes…
Fecha:	2008-02-10
Recurso:	Bioresources

Recurso libre

STRUCTURAL CHANGES OF BAMBOO CELLULOSE IN FORMIC ACID
Sun, Yong - Lin, Lu - Deng, Haibo - Li, Jiazhe - He, Beihai - Sun, Runchang - Ouyang, Pingkai

Formato:	info:eu-repo/semantics/article, info:eu-repo/semantics/publishedVersion
Enlaces:	The structure of cellulose from bamboo fiber before and after treatment in formic acid was investigated in comparison with microcrystalline-cellulose by solid state NMR, FTIR, and X-ray diffraction diagrams. Differences of molecular structures among two kinds of celluloses were validated…
Fecha:	2008-02-10
Recurso:	Bioresources

Recurso libre

ORANGE BAGASSE AS SUBSTRATE FOR THE PRODUCTION OF PECTINASE AND LACCASE BY BOTRYOSPHAERIA RHODINA MAMB-05 IN SUBMERGED AND SOLID STATE FERMENTATION
Giese, Ellen C - Dekker, Robert FH - Barbosa, Aneli M

Formato:	info:eu-repo/semantics/article, info:eu-repo/semantics/publishedVersion
Enlaces:	Orange bagasse comprising pulp tissues, rind, and seeds, constitutes a major industrial food waste arising from processing oranges for juice, and represents a fermentation feedstock for the production of enzymes. Botryosphaeria rhodina MAMB-05 grown on essential oils-extracted orange bagasse in…
Fecha:	2008-02-10
Recurso:	Bioresources

Recurso libre

EFFECTS OF POLY-ALUMINUM CHLORIDE, STARCH , ALUM AND ROSIN ON THE ROSIN SIZING, STRENGTH AND MICROSCOPIC APPEARANCE OF PAPER PREPARED FROM OLD CORRUGATED CONTAINER (OCC) PULP
Ekhtera, Mohammad Hassan - Charani, P. Rezayati - Ramezani, O. - Azadfallah, M.

Formato:	info:eu-repo/semantics/article, info:eu-repo/semantics/publishedVersion
Enlaces:	The influence of rosin (0.1-0.3%), alum (0.4-0.6%), polyaluminum chloride (0.3-0.7%), and starch (0.5-1.5%) in the making of paper from old corrugated container (OCC) pulp on the freeness, breaking length, tear index, and burst index of pulp and paper sheets was…
Fecha:	2008-02-10
Recurso:	Bioresources

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PREDICTING THE STRENGTH OF SAWN WOOD BY TRACHEID LASER SCATTERING
Brännström, Mattias - Manninen, Janne - Oja, Johan

Formato:	info:eu-repo/semantics/article, info:eu-repo/semantics/publishedVersion
Enlaces:	An industrial laser light scattering scanner, designed to detect the spiral grain angle of logs by the light scattering along the grain, was used on two large samples of Norway spruce (Picea abies (var. Karst)) in various sawn dimensions (approximately…
Fecha:	2008-02-10
Recurso:	Bioresources

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Cellulosic Ethanol Production from Sugarcane Baggase without Enzymatic Saccharification
Boopathy, Raj - Dawson, Letha

Formato:	info:eu-repo/semantics/article, info:eu-repo/semantics/publishedVersion
Enlaces:	Sugarcane processing generates a large volume of bagasse. Disposal of bagasse is critical for both agricultural profitability and environmental protection. Sugarcane bagasse is a renewable resource that can be used to produce ethanol and many other value added products. In…
Fecha:	2008-02-10
Recurso:	Bioresources

Recurso libre

10.

CHARACTERIZATION OF EMISSIONS OF THERMALLY MODIFIED WOOD AND THEIR REDUCTION BY CHEMICAL TREATMENT
Peters, Jana - Fischer, Klaus - Fischer, Steffen

Formato:	info:eu-repo/semantics/article, info:eu-repo/semantics/publishedVersion
Enlaces:	Thermal treatment is a suitable method for improving the quality of wood types like spruce, beech or poplar, and thus to open up new fields of application that used to be limited to tropical woods or woods treated with timber…
Fecha:	2008-02-10
Recurso:	Bioresources

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11.

A COMPARISON OF DIFFERENT METHODS OF PAPER SURFACE EVALUATION
Singh, Surendra Pal

Formato:	info:eu-repo/semantics/article, info:eu-repo/semantics/publishedVersion
Enlaces:	Smoothness of paper surface is an important property of paper from its printability viewpoint. A number of techniques are available for characterizing the topographical features of paper surface. These techniques have led to the development of smoothness testers of various…
Fecha:	2008-02-10
Recurso:	Bioresources

Recurso libre

12.

CHARACTERIZATION AND PROPERTIES OF ION EXCHANGERS PRODUCED FROM LIGNIN PRECIPITATED AFTER PEROXYACID PULPING
Nada, Abdallah Mohamed - Kassem, Nesrine Farid - Mohamed, Samar Hanafy

Formato:	info:eu-repo/semantics/article, info:eu-repo/semantics/publishedVersion
Enlaces:	Pulping of bagasse by one-stage and three-stage peroxyacetic acid was carried out. Characterization of the precipitated lignin from the waste liquor of the pulping process was studied using infrared spec-troscopy. Comparison between the molecular structure of peroxyacid lignin and kraft…
Fecha:	2008-02-10
Recurso:	Bioresources

Recurso libre

13.

ASSESSMENT OF BIORESOURCES POTENTIAL OF A RURAL VILLAGE FOR SELF ENERGY GENERATION
Khambalkar, Vivek prakash - Karale, Dhiraj S. - Gadge, Sharashchandra R. - Dahatonde, Shilpa B.

Formato:	info:eu-repo/semantics/article, info:eu-repo/semantics/publishedVersion
Enlaces:	The present research work assesses the bioenergy available in a rural village for self-sustainable development. The biomass consumption of the village for domestic as well as for all the activities has been collected. The study also entailed the collection of…
Fecha:	2008-02-10
Recurso:	Bioresources

Recurso libre

14.

CEMENT BONDED COMPOSITES – A MECHANICAL REVIEW
Frybort, Stephan - Mauritz, Raimund - Teischinger, Alfred - Müller, Ulrich

Formato:	info:eu-repo/semantics/article, info:eu-repo/semantics/publishedVersion
Enlaces:	Over the last years promising cement bonded wood composites for structural purposes have evolved. Durability, toughness, high dimen-sional stability, resistance against environmental influences such as biodegradation or weathering but also availability of the raw material as well as economic factors…
Fecha:	2008-02-10
Recurso:	Bioresources

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15.

PAPER’S APPEARANCE: A REVIEW
Hubbe, Martin A. - Pawlak, Joel J. - Koukoulas, Alexander A.

Formato:	info:eu-repo/semantics/article, info:eu-repo/semantics/publishedVersion
Enlaces:	This review article highlights progress in understanding the optical properties of paper. Paper’s appearance can be defined in terms of its opacity, brightness, color, fluorescent properties, gloss, and various quantities related to its uniformity. The phenomena that give rise to…
Fecha:	2008-02-10
Recurso:	Bioresources

Recurso libre

16.

PHOTO-DEGRADATION OF WATER BORNE ACRYLIC COATED MODIFIED AND NON-MODIFIED WOOD DURING ARTIFICIAL LIGHT EXPOSURE
Deka, Manabendra - Petric, Marko

Formato:	info:eu-repo/semantics/article, info:eu-repo/semantics/publishedVersion
Enlaces:	A series of experiments were carried out to investigate photo-degradation of thermally modified (at 210oC and minus 0.9 bars for two hours) and non-modified spruce wood [Picea abies L (Karst)], coated with transparent and semitransparent (with 3% pigment content) acrylic…
Fecha:	2008-02-10
Recurso:	Bioresources

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17.

LIQUEFACTION OF CORN DISTILLERS DRIED GRAINS WITH SOLUBLES (DDGS) IN HOT-COMPRESSED PHENOL
Xu, Chunbao (Charles) - Su, Huasu - Cang, Daqiang

Formato:	info:eu-repo/semantics/article, info:eu-repo/semantics/publishedVersion
Enlaces:	The present work aims to liquefy corn Distillers Dried Grains with Solubles (DDGS), a by-product in corn ethanol production, to produce liquid products as a potential substitute for petroleum-derived phenol or an additive in the manufacturing of phenolic resins. Efficient…
Fecha:	2008-02-10
Recurso:	Bioresources

Recurso libre

18.

EFFECT OF FIBER FLOCCULATION AND FILLING DESIGN ON REFINER LOADABILITY AND REFINING CHARACTERISTICS
El-Sharkawy, khalil - Haavisto, Sanna - Koskenhely, Kari - Paulapuro, Hannu

Formato:	info:eu-repo/semantics/article, info:eu-repo/semantics/publishedVersion
Enlaces:	The loadability of a pulp refiner was studied using refiner data such as gap movement, total power, no-load power, and net refining power. Two different types of pulp and three different types of refiner filling were used in the study.…
Fecha:	2008-02-10
Recurso:	Bioresources

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19.

SYNTHESIS AND CHARACTERIZATION OF HIERARCHICALLY POROUS SILICA WITH POPLAR TISSUE AS TEMPLATE WITH ASSISTANCE OF SUPERCRITICAL CO2
Ni, Wei - Chen, Jiafu - Xu, Qun

Formato:	info:eu-repo/semantics/article, info:eu-repo/semantics/publishedVersion
Enlaces:	Hierarchically porous silica samples, ranging from mesopores to macropores, were prepared by “nanoscale casting using supercritical (SC) fluids” (NC-SCF) technology and bionics, achieving a biomineralization process in an environmentally friendly and efficient way. These wood-templated SiO2 samples, having special hierarchical…
Fecha:	2008-02-10
Recurso:	Bioresources

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20.

CLEAVAGE OF SOFTWOOD KRAFT PULP FIBRES BY HCL AND CELLULASES
Ander, Paul - Hildén, Lars - Daniel, Geoffrey

Formato:	info:eu-repo/semantics/article, info:eu-repo/semantics/publishedVersion
Enlaces:	A new pulp fibre testing procedure called the HCl method was used to compare different spruce and pine fibres and mixtures of these fibres to calculate number of fibre cleavages in dislocations and other weak points. This method was compared…
Fecha:	2008-02-10
Recurso:	Bioresources

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21.

EFFECT OF THERMAL TREATMENT ON THE CHEMICAL COMPOSITION AND MECHANICAL PROPERTIES OF BIRCH AND ASPEN
Kocaefe, Duygu - Poncsak, Sandor - Boluk, Yaman

Formato:	info:eu-repo/semantics/article, info:eu-repo/semantics/publishedVersion
Enlaces:	The high temperature treatment of wood is one of the alternatives to chemical treatment. During this process, the wood is heated to higher temperatures than those of conventional drying. The wood structure changes due to decomposition of hemicelluloses, ramification of…
Fecha:	2008-02-10
Recurso:	Bioresources

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22.

POLYMERIZATION OF DIFFERENT LIGNINS BY LACCASE
Mattinen, Maija-Liisa - Suortti, Tapani - Gosselink, Richard - Argyropoulos, Dimitris S. - Evtuguin, Dmitry - Suurnäkki, Anna - de Jong, Ed - Tamminen, Tarja

Formato:	info:eu-repo/semantics/article, info:eu-repo/semantics/publishedVersion
Enlaces:	In this study the oxidative polymerization of different lignins, i.e. Flax Soda lignin, Spruce EMAL, and Eucalyptus Dioxane lignin by Trametes hirsuta laccase was compared. Initially the structures of the different lignins were compared by Fourier transform infrared spectroscopy. The…
Fecha:	2008-02-10
Recurso:	Bioresources

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23.

A CONTINUING REVERENCE FOR WOOD
Hubbe, Martin A. - Buehlmann, Urs

Formato:	info:eu-repo/semantics/article, info:eu-repo/semantics/publishedVersion
Enlaces:	Our ancestors knew a great deal about wood. They had to in order to do well in life. Wood has played a dominant role in human infrastructure for many generations, and for most of that time woodcraft has depended on…
Fecha:	2009-11-02
Recurso:	Bioresources

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24.

GENETICALLY MODIFIED LIGNOCELLULOSIC BIOMASS FOR IMPROVEMENT OF ETHANOL PRODUCTION
Wang, Qijun - Zhu, Shengdong

Formato:	info:eu-repo/semantics/article, info:eu-repo/semantics/publishedVersion
Enlaces:	Production of ethanol from lignocellulosic feed-stocks is of growing interest worldwide in recent years. However, we are currently still facing significant technical challenges to make it economically feasible on an industrial scale. Genetically modified lignocellulosic biomass has provided a potential…
Fecha:	2009-11-02
Recurso:	Bioresources

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25.

POTENTIAL FUNGI FOR BIOREMEDIATION OF INDUSTRIAL EFFLUENTS
Saritha, Vara - Maruthit, Y. Avasn - Mukkanti, K.

Formato:	info:eu-repo/semantics/article, info:eu-repo/semantics/publishedVersion
Enlaces:	Two fungi (unidentified) were isolated from soil and marine environ-ments. These isolates were used for bioremediation of pulp and paper mill effluent at the laboratory scale. The treatment resulted in the reduction of color, lignin, and COD of the effluent…
Fecha:	2009-11-02
Recurso:	Bioresources

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26.

POSSIBLE TRENDS OF RENEWABLE FILLERS AND PIGMENTS DERIVED FROM NATURAL RESOURCES FOR SUSTANABLE DEVELOPMENT OF PAPERMAKING INDUSTRY
Shen, Jing - Song, Zhanqian - Qian, Xueren

Formato:	info:eu-repo/semantics/article, info:eu-repo/semantics/publishedVersion
Enlaces:	The use of traditional inorganic fillers and pigments for both filling and coating applications in papermaking may have certain limitations in such aspects as recyclability and combustibility. Novel renewable organic fillers and pigments derived from natural resources can possibly be…
Fecha:	2009-11-02
Recurso:	Bioresources

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27.

SETTING AND HARDENING OF AGRO/CEMENT COMPOSITES
Abdel-Kader, Amal Hanafy - Darweesh, Hassan Hasanin

Formato:	info:eu-repo/semantics/article, info:eu-repo/semantics/publishedVersion
Enlaces:	In this study, the use of bagasse fiber (BF) and unbleached bagasse pulp (BP) in a cement matrix, as a raw material, to produce lightweight construction materials is reported. The bagasse was used as partial replacement of cement at different…
Fecha:	2009-11-02
Recurso:	Bioresources

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28.

REGULATION OF CELLULASE SYNTHESIS IN Chaetomium erraticum
Soni, Sanjeev Kumar - Soni, Raman

Formato:	info:eu-repo/semantics/article, info:eu-repo/semantics/publishedVersion
Enlaces:	Chaetomium erraticum was capable of producing all the three components of a cellulase enzyme system including exoglucanase, endoglucanases, and beta-glucosidase extracellularly. However, the cultivation conditions and the medium composition markedly affected the ability of microorganism to synthesize various enzymes. Exoglucanase…
Fecha:	2009-11-02
Recurso:	Bioresources

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29.

PRODUCTION OF TRAMETES GALLICA LIGNOCELLULASES FOR WHEAT STRAW DEGRADATION
Xie, Jun - Luo, Shishi - Feng, Lei - Xu, Ning - Wang, Yuqi - Xu, Xiaoli - Fu, Shiyu

Formato:	info:eu-repo/semantics/article, info:eu-repo/semantics/publishedVersion
Enlaces:	Trametes gallica (T. gallica) is a high producer of lignin-degrading enzymes including laccases, lignin peroxidases (LiPs), manganese-dependent peroxidases (MnPs), and hemicellulases (Hcels). The enzyme activities could peak at an early stage of fermentation. The activities of laccases and LiPs were…
Fecha:	2009-11-02
Recurso:	Bioresources

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30.

DRYING CHARACTERISTICS OF PINE FOREST RESIDUES
Phanphanich, Manunya - Mani, Sudhagar

Formato:	info:eu-repo/semantics/article, info:eu-repo/semantics/publishedVersion
Enlaces:	The thin layer drying of pine forest residues consisting of bark, needles, leaves, and chips was experimentally conducted at air temperatures of 40, 50, 60, 70, and 80oC. Physical and chemical properties of fractionated forest residues were determined to evaluate…
Fecha:	2009-11-02
Recurso:	Bioresources

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31.

EXPERIMENTAL STUDY ON BIO-OIL PYROLYSIS/GASIFICATION
Zhang, Mou - Chen, Han-Ping - Gao, Ying - he, Rui-Xue - Yang, Hai-Ping - Wang, Xian-Hua - Zhang, Shi-Hong

Formato:	info:eu-repo/semantics/article, info:eu-repo/semantics/publishedVersion
Enlaces:	This study aims to understand the mechanism of bio-oil gasification and the influence of operating parameters on the properties of the gas products. Firstly, the pyrolysis/gasification of bio-oil was performed using a thermogravimetric analyzer (TGA). The evaporation of gas products…
Fecha:	2009-11-02
Recurso:	Bioresources

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32.

DEACIDIFICATION AND ESTERIFACTION OF WASTE COOKING OIL: COMPARISON OF THE COUPLED PROCESS WITH STAND-ALONE CATALYTIC ESTERIFICATION AND EXTRACTION PROCESSES
Lu, Xinghong - Zhang, Yi - Yu, Yunliang - Ji, Jianbing

Formato:	info:eu-repo/semantics/article, info:eu-repo/semantics/publishedVersion
Enlaces:	The free fatty acids in waste oil with high acid value were removed and transformed into fatty acid methyl esters by the extraction-reaction coupled process. The de-acidification efficiency and esterification conversion in the extraction-reaction coupled process were studied and compared…
Fecha:	2009-11-02
Recurso:	Bioresources

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33.

BIOPULPING AND ITS POTENTIAL TO REDUCE EFFLUENT LOADS FROM BLEACHING OF HARDWOOD KRAFT PULP
Yadav, Ravi Dutt - Chaudhry, Smita - Dhiman, Saurabh Sudha

Formato:	info:eu-repo/semantics/article, info:eu-repo/semantics/publishedVersion
Enlaces:	Mixed hardwood chips were treated with lignin-degrading fungi to study the effect of fungal pretreatment on bleaching characteristics of kraft pulp. Pretreated wood chips were subjected to reduced active alkali doses in comparison to untreated chips. Comparable results were obtained…
Fecha:	2009-11-02
Recurso:	Bioresources

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34.

ANALYSIS OF RESIN AND FATTY ACIDS ENRICHED IN PAPERMAKING PROCESS WATERS
Valto, Piia - Knuutinen, Juha - Alén, Raimo - Rantalankila, Mikko - Lehmonen, Jani - Grönroos, Antti - Houni, Juha

Formato:	info:eu-repo/semantics/article, info:eu-repo/semantics/publishedVersion
Enlaces:	The applicability of a special pilot-scale installation (Short Circulation Device) was studied for demonstrating the enrichment of selected resin and fatty acids in process waters when increasing water reuse during the manufacture of paper. The traditional gas chromatography with flame…
Fecha:	2009-11-02
Recurso:	Bioresources

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35.

DERESINATION OPTIONS IN SULPHITE PULPING
Sitholé, Bruce - Shirin, Salma - Zhang, Xiao - Lapierre, Luc - Pimentel, Jorge - Paice, Mike

Formato:	info:eu-repo/semantics/article, info:eu-repo/semantics/publishedVersion
Enlaces:	Three methods for improved deresination of sulphite pulps were evaluated, namely, alkaline washing, enzyme treatment, and pulp fractionation. Alkaline washing appears to come at a high cost, because caustic is expensive and affects cellulose chain length, as indicated by lower…
Fecha:	2009-11-02
Recurso:	Bioresources

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36.

ENHANCEMENT OF SOLID STATE FERMENTATION FOR PRODUCTION OF PENICILLIN G ON SUGAR BEET PULP
Taşkın, Evrim - Eltem, Rengin - Soyak, Esra

Formato:	info:eu-repo/semantics/article, info:eu-repo/semantics/publishedVersion
Enlaces:	In this study, two local strains of Penicillium chrysogenum named EGEK458 and EGEK469 were selected for enhancement of Penicillin G (PenG) production under solid state fermentation (SSF) conditions. These two strains were selected among seven strains according to their fermentation…
Fecha:	2009-11-02
Recurso:	Bioresources

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37.

PROCESS OPTIMIZATION OF TETRA ACETYL ETHYLENE DIAMINE ACTIVATED HYDROGEN PEROXIDE BLEACHING OF POPULUS NIGRA CTMP
Zhao, Qiang - Pu, Junwen - Mao, Shulei - Qi, Guibo

Formato:	info:eu-repo/semantics/article, info:eu-repo/semantics/publishedVersion
Enlaces:	To enhance the bleaching efficiency, the activator of tetra acetyl ethylene diamine (TAED) was used in conventional H2O2 bleaching. The H2O2/TAED bleaching system can accelerate the reaction rate and shorten bleaching time at relative low temperature, which can reduce the…
Fecha:	2009-11-02
Recurso:	Bioresources

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38.

WATER UPTAKE AND FLEXURAL PROPERTIES OF NATURAL FILLER/HDPE COMPOSITES
Zabihzadeh, Seyed Majid

Formato:	info:eu-repo/semantics/article, info:eu-repo/semantics/publishedVersion
Enlaces:	Composites of flour from different lignocellulosic sources with high-density polyethylene were prepared, and their water absorption and flexural properties were studied. Flour samples from loblolly pine, hybrid Euro-American poplar, and wheat straw were mixed with the polymer at 35 wt…
Fecha:	2009-11-02
Recurso:	Bioresources

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39.

UNDERSTANDING THE LIMITATIONS OF REMOVAL OF HEMICELLULOSES DURING AUTOHYDROLYSIS OF A MIXTURE OF SOUTHERN HARDWOODS
Tunc, Mehmet Sefik - Lawoko, Martin - van Heiningen, Adrian R.P.

Formato:	info:eu-repo/semantics/article, info:eu-repo/semantics/publishedVersion
Enlaces:	Extraction of hemicelluloses from wood prior to pulping is being pursued to generate more value-added products, while still producing high quality pulp from the pre-extracted wood. For a better understanding of the factors limiting selective extraction, enzymatic hydrolysis in combination…
Fecha:	2009-11-02
Recurso:	Bioresources

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40.

THERMOMECHANICAL BEHAVIOR OF SISAL FIBERS GRAFTED WITH POLY(ACRYLAMIDE-CO-N-VINYL-2-PYRROLIDONE) AND LOADED WITH SILVER IONS OR SILVER NANOPARTICLES
Chand, Navin - Bajpai, S. K. - Joshi, Ruchi - Mary, Grace

Formato:	info:eu-repo/semantics/article, info:eu-repo/semantics/publishedVersion
Enlaces:	The graft copolymerization of acrylamide, N-vinyl-2-pyrralidone and N, N’-methylene-bis-acrylamide was carried out to modify the sisal fiber to improve its mechanical and thermal stability. The grafting of poly-(acrylamide-co-N-vinyl-2-pyrrolidone) on sisal fiber surfaces facilitated the loading of Ag(I) ions and Ag(0)…
Fecha:	2009-11-02
Recurso:	Bioresources

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41.

FEASIBILITY STUDY OF ANAEROBIC DIGESTION OF OCIMUM SANCTUM LEAF WASTE GENERATED FROM SANCTUM SANCTORUM
Vahini, Korla Swapna - Srinivas, Tanuku - Kumar, Pinapathruni Lokesh - Kumari, Manjeti Shanti - Lakshmi, Tholapi

Formato:	info:eu-repo/semantics/article, info:eu-repo/semantics/publishedVersion
Enlaces:	The waste originated in temples is presently piled up at one place and then disposed off in water bodies or dumped on land to decay, leading to water and soil pollution. The present work aims to determine the biogas yield…
Fecha:	2009-11-02
Recurso:	Bioresources

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42.

A SEMI-EMPIRICAL MODEL OF THE TENSILE ENERGY ABSORPTION OF SACK KRAFT PAPER
Shallhorn, Paul - Gurnagul, Norayr

Formato:	info:eu-repo/semantics/article, info:eu-repo/semantics/publishedVersion
Enlaces:	We have developed a semi-empirical model to relate the tensile energy absorption (TEA) of paper sheets formed from high-consistency refined pulp to pulp properties, including water retention value (WRV), fibre length, and fibre curl. TEA is shown to be related…
Fecha:	2009-11-02
Recurso:	Bioresources

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43.

EFFECTS OF FUNGAL TREATMENT ON STRUCTURAL AND CHEMICAL FEATURES OF HORNBEAM CHIPS
Talaiepour, Mohammad - Hemmasi, Amir Homan - Kasmani, Jafar Ebrahimpour - Mirshokraie, Seyed Ahmad - Khademieslam, Habib

Formato:	info:eu-repo/semantics/article, info:eu-repo/semantics/publishedVersion
Enlaces:	Structural and chemical changes were investigated in Hornbeam (Carpinus betulus) chips that had been exposed to Phanerochaete chrysosporium BKM-1767 fungus. Samples subjected to fungal treatments for durations of 1, 2, and 4 weeks were investigated and compared with a control…
Fecha:	2009-11-02
Recurso:	Bioresources

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44.

INFLUENCE OF BIOPRETREATMENT ON THE CHARACTER OF CORN STOVER LIGNIN AS SHOWN BY THERMOGRAVIMETRIC AND CHEMICAL STRUCTURAL ANALYSES
Yang, Xuewei - Zeng, Yelin - Zhang, Xiaoyu

Formato:	info:eu-repo/semantics/article, info:eu-repo/semantics/publishedVersion
Enlaces:	The effect of corn stover lignin structure alteration caused by white-rot fungi pretreatment on the pyrolysis kinetics was studied by FTIR and TG/DTA. Results showed that biopretreatment had a remarkable effect on lignin pyrolysis. Biopretreatment can decrease the activation energy…
Fecha:	2009-11-02
Recurso:	Bioresources

Recurso libre

45.

BIOCONVERSION OF KNOT REJECTS FROM A SULPHITE PULP MILL TO ETHANOL
Zhang, Xiao - Tu, Maobing - Paice, Michael - Sacciadis, George - Jiang, Zhihua - Jemaa, Naceur - Thibault, Alain

Formato:	info:eu-repo/semantics/article, info:eu-repo/semantics/publishedVersion
Enlaces:	Knot rejects obtained from pulp screening after sulphite pulping are difficult to dewater, which makes landfilling expensive and burning inefficient. The rejects were found to contain up to 50% cellulose, which is very susceptible to enzymatic hydrolysis to glucose. Knot…
Fecha:	2009-11-02
Recurso:	Bioresources

Recurso libre

46.

STORAGE OF COMMINUTED AND UNCOMMINUTED FOREST BIOMASS AND ITS EFFECT ON FUEL QUALITY
Afzal, Muhammad T. - Bedane, Alemayehu H. - Sokhansanj, Shahab - Mahmood, Waseem

Formato:	info:eu-repo/semantics/article, info:eu-repo/semantics/publishedVersion
Enlaces:	White birch was stored in the form of bundles, wood chips, and loose slash for a period of one year to examine the changes in biomass fuel properties. The samples were collected at regular quarterly intervals to measure moisture content,…
Fecha:	2009-11-02
Recurso:	Bioresources

Recurso libre

47.

EFFECTS OF SOME IMPREGNATION CHEMICALS ON COMBUSTION CHARACTERISTICS OF LAMINATED VENEER LUMBER (LVL) PRODUCED WITH OAK AND POPLAR VENEERS
Şahin Kol, Hamiyet - Ozbay, Günay - Köse, Lütfü - Kurt, Seref

Formato:	info:eu-repo/semantics/article, info:eu-repo/semantics/publishedVersion
Enlaces:	The objective of this research was to investigate the effects of impregnation chemicals on the combustion properties of 3-ply laminated veneer lumber (LVL) made of Oak (Quercus petraea subsp. İberica) and Poplar (Populus tremula L.). For this purpose, oak wood…
Fecha:	2009-11-02
Recurso:	Bioresources

Recurso libre

48.

DIMENSIONAL CHANGES OF STARCH MICROCELLULAR FOAM DURING THE EXCHANGE OF WATER WITH ETHANOL AND SUBSEQUENT DRYING
Patel, Sameerkumar V. - Venditti, Richard A. - Pawlak, Joel J.

Formato:	info:eu-repo/semantics/article, info:eu-repo/semantics/publishedVersion
Enlaces:	Starch microcellular foams (SMCF) containing pores in the micron size range may be prepared by pore-preserving drying processes, developing highly porous, high specific surface area materials useful for applications such as opacifying pigments or as adsorbent materials. The objective of…
Fecha:	2009-11-02
Recurso:	Bioresources

Recurso libre

49.

DESORPTION OF METAL IONS FROM KRAFT PULPS. PART 1. CHELATION OF HARDWOOD AND SOFTWOOD KRAFT PULP WITH EDTA
Granholm, Kim - Harju, Leo - Ivaska, Ari

Formato:	info:eu-repo/semantics/article, info:eu-repo/semantics/publishedVersion
Enlaces:	Chelation of unbleached and oxygen bleached hardwood and softwood kraft pulps with EDTA was studied. The main focus was on the desorption of magnesium, manganese, and iron due to their impact in TCF-bleaching. Desorption of other metal ions present were…
Fecha:	2009-11-02
Recurso:	Bioresources

Recurso libre

50.

DESORPTION OF METAL IONS FROM KRAFT PULPS. PART 2. CHELATION OF KRAFT PULPS WITH DIFFERENT COMPLEXING AGENTS AND WITH EDTA IN A REDUCING ENVIRONMENT
Granholm, Kim - Harju, Leo - Ivaska, Ari

Formato:	info:eu-repo/semantics/article, info:eu-repo/semantics/publishedVersion
Enlaces:	Desorption of metal ions from oxygen-bleached hardwood and softwood kraft pulps by different chelation treatments were studied. The main focus was on desorption of manganese, iron, and magnesium ions, but also on desorption of some other common metal ions. The…
Fecha:	2009-11-02
Recurso:	Bioresources