A new strategy on biomining of low grade base-metal sulfide tailings.

abstract：:L(+) Lactic acid fermentation was studied by Lactobacillus amylophilus GV6 under the influence of inexpensive nitrogen sources (red lentil-RL, and Baker's yeast cells-YC) and starch by response surface methodology (RSM). Central composite rotatable design (CCRD) was employed to determine maximum lactic acid production...

journal_title：Bioresource technology

authors： Altaf M,Naveena BJ,Reddy G

更新日期：2007-02-01 00:00:00

abstract：:This work evaluates sugarcane bagasse (SCB) conversion, in a biorefinery approach, to coproduce biodiesel and high value products using two novel mangrove fungi. On acid pre-treatment, sugarcane bagasse hydrolysate (SCBH) resulted in a xylitol yield of 0.51 g/g xylose consumed in 72 h by Williopsis saturnus. After SCB...

journal_title：Bioresource technology

authors： Kamat S,Khot M,Zinjarde S,RaviKumar A,Gade WN

更新日期：2013-05-01 00:00:00

abstract：:This article has been withdrawn at the request of the authors and editor. The Publisher apologizes for any inconvenience this may cause. The full Elsevier Policy on Article Withdrawal can be found at http://www.elsevier.com/locate/withdrawalpolicy. ...

journal_title：Bioresource technology

authors： Murugesan K,Ravindran B,Selvam A,Yu SM,Wong JW

更新日期：2014-02-21 00:00:00

abstract：:In this study, different from previous reports, an alternative process for detoxification of Cr(VI)-contaminated water with polypyrrole-engineered pulp fibers prepared using low cost hydrogen peroxide as oxidant was proposed. The process conditions in preparation of the engineered fibers as well as the water treatment...

journal_title：Bioresource technology

authors： Lei Y,Qian X,Shen J,An X

更新日期：2013-03-01 00:00:00

abstract：:Anaerobic co-digestion is a well established process for treating many types of organic wastes, both solid and liquid. In this study we have investigated, on a laboratory scale, the anaerobic co-digestion of olive mill wastewater (OMW) with olive mill solid waste (OMSW) using semi-continuous, feeding, tubular digester...

journal_title：Bioresource technology

authors： Boubaker F,Cheikh Ridha B

更新日期：2007-03-01 00:00:00

abstract：:Scenedesmus obtusus, a freshwater microalga, was evaluated for its growth and biochemical characteristics under various culture conditions. S. obtusus was tolerant at all tested CO2 concentrations up to 20%. Among the different nitrogen sources, urea showed enhanced biomass productivities up to 2-fold compared to cont...

journal_title：Bioresource technology

authors： Sarat Chandra T,Deepak RS,Maneesh Kumar M,Mukherji S,Chauhan VS,Sarada R,Mudliar SN

更新日期：2016-05-01 00:00:00

abstract：:In the present study, castor oil with high free fatty acid was used for biodiesel production using heterogeneous Ni doped ZnO nanocatalyst. Ni doped ZnO nanocomposite calcinated at 800 °C has shown better catalytic activity. Process parameters on heterogeneous catalysis of castor oil into biodiesel were optimized usin...

journal_title：Bioresource technology

authors： Baskar G,Aberna Ebenezer Selvakumari I,Aiswarya R

更新日期：2018-02-01 00:00:00

abstract：:Cinnamomum osmophloeum Kaneh. is an indigenous tree species in Taiwan. In this study, phytochemical characteristics and antioxidant activities of ethanolic extracts from the twigs of C. osmophloeum were investigated for the first time. The extracts were obtained successively using liquid-liquid partition to yield n-he...

journal_title：Bioresource technology

authors： Chua MT,Tung YT,Chang ST

更新日期：2008-04-01 00:00:00

abstract：:Side-stream sludge treatment using free nitrous acid (FNA) is a novel strategy to achieve nitritation in mainstream of wastewater treatment plants (WWTPs). To optimize nitritation, the effect of starvation on this strategy was investigated in this study. The results showed that pre-starvation, which is the starvation ...

journal_title：Bioresource technology

authors： Nan X,Ma B,Qian W,Zhu H,Li X,Zhang Q,Peng Y

更新日期：2019-01-01 00:00:00

abstract：:Changes in the chemical characteristics and biological parameters of Eisenia fetida were assessed by VER using (CO+VE) rabbit manure (Vo) spiked with sewage sludge (SS) or vinasse (V). Seven mixtures were used: Vo, control; Vo+SS at 10%, 30%, and 50% (SS1, SS2, and SS3); Vo+V at 10%, 30%, and 50% (V1, V2, and V3). SS ...

journal_title：Bioresource technology

authors： Molina MJ,Soriano MD,Ingelmo F,Llinares J

更新日期：2013-06-01 00:00:00

abstract：:Biogas is an environment-friendly fuel but that must be upgraded before being utilized. The method about removing CO2 from biogas by microalgal culturing using biogas effluent as nutrient medium in this study could effectively upgrade biogas and simultaneously reduce the biogas effluent nutrient. Results showed that t...

journal_title：Bioresource technology

authors： Yan C,Zheng Z

更新日期：2013-07-01 00:00:00

abstract：:The chemical-looping gasification kinetics of corn straw with iron-based oxygen carrier to produce syngas were studied using thermogravimetric analysis. The main reactions of corn straw based on iron-based composite oxygen carrier is divided into three stages: the pyrolysis stage (200-500 °C), the gas-solid reaction s...

journal_title：Bioresource technology

authors： Yan X,Hu J,Zhang Q,Zhao S,Dang J,Wang W

更新日期：2020-05-01 00:00:00

abstract：:Azo dyes are of synthetic origin and their environmental fate is not well understood. They are resistant to direct aerobic bacterial degradation and form potentially carcinogenic aromatic amines by reduction of the azo group. This study shows that applying the oxidative processes of enzymatic treatment with laccase an...

journal_title：Bioresource technology

authors： Tauber MM,Gübitz GM,Rehorek A

更新日期：2008-07-01 00:00:00

abstract：:The combustion of paper, fruit waste and plant residue mixtures representing the lignocellulosic materials of municipal solid waste (MSW) in different atmospheres (80N(2)/20O(2), 70N(2)/30O(2), 60N(2)/40O(2), 50N(2)/50O(2), 80CO(2)/20O(2), 70CO(2)/30O(2), 60CO(2)/40O(2), 50CO(2)/50O(2)) was analyzed thermogravimetrica...

journal_title：Bioresource technology

authors： Lai Z,Ma X,Tang Y,Lin H,Chen Y

更新日期：2012-03-01 00:00:00

abstract：:Extracellular enzymes offer active catalysis for hydrolysis of organic solid wastes in anaerobic digestion. To evidence the quantitative significance of hydrolytic enzyme activities for major waste components, track studies of thermophilic and mesophilic anaerobic sequencing-batch reactors (TASBR and MASBR) were condu...

journal_title：Bioresource technology

authors： Kim HW,Nam JY,Kang ST,Kim DH,Jung KW,Shin HS

更新日期：2012-04-01 00:00:00

abstract：:A gene (axe) encoding the AXE thermostable esterase in Thermobifida fusca NTU22 was cloned into a Yarrowia lipolytica P01g host strain. Recombinant expression resulted in extracellular esterase production at levels as high as 70.94 U/ml in Hinton flask culture broth, approximately 140 times higher than observed in a P...

journal_title：Bioresource technology

authors： Huang YC,Chen YF,Chen CY,Chen WL,Ciou YP,Liu WH,Yang CH

更新日期：2011-09-01 00:00:00

abstract：:To understand the synergetic effect of magnesium citrate (MC) and temperature on biomass pyrolysis, co-pyrolysis of lotus seedpod (LS) and MC was carried out in a fixed bed reactor. With the addition of MC, CO2 become the dominate composition in gas (55.83-90.75 vol%). And with temperature increasing, the main compone...

journal_title：Bioresource technology

authors： Zhu D,Yang H,Chen Y,Chen X,Zou J,Zhang S,Chen H

更新日期：2020-02-26 00:00:00

abstract：:In this study a step-wise optimization procedure was developed to predict solvent production using continuous ABE fermentation with immobilized cells. The modeling approach presented here utilizes previously published constraint-based metabolic model for Clostridium acetobutylicum without direct flux constraints. A re...

journal_title：Bioresource technology

authors： Wallenius J,Viikilä M,Survase S,Ojamo H,Eerikäinen T

更新日期：2013-08-01 00:00:00

abstract：:Spectroscopic techniques were used to examine the subtle changes in soluble microbial products (SMP) of batch activated sludge bioreactors working at different salinities (i.e., 0%, 1%, 3%, and 5% NaCl). The changes in different fluorescent constituent were tracked by excitation-emission matrix combined with parallel ...

journal_title：Bioresource technology

authors： Maqbool T,Cho J,Hur J

更新日期：2018-05-01 00:00:00

abstract：:Anaerobic bottle experiments were conducted in parallel for 120 consecutive days to perform the bioaugmentation hydrolysis of selected nitrogen heterocyclic compounds (NHCs) in coal gasification wastewater. Due to enhancement with PAC and Fe(OH)3@PAC, quinoline, pyridine, and indole were hydrolyzed more effectively. T...

journal_title：Bioresource technology

authors： Shi J,Han Y,Xu C,Han H

更新日期：2019-04-01 00:00:00

abstract：:The pharmaceuticals are biologically active compounds used to prevent and treat diseases. These pharmaceutical compounds were not fully metabolized by the human body and thus excreted out in the wastewater stream. Thus, the study on the treatment of synthetic hospital wastewater containing pharmaceuticals (ibuprofen, ...

journal_title：Bioresource technology

authors： Tiwari B,Sellamuthu B,Piché-Choquette S,Drogui P,Tyagi RD,Vaudreuil MA,Sauvé S,Buelna G,Dubé R

更新日期：2019-08-01 00:00:00

abstract：:The effect of two enzymatic hydrolyzed molasses (EHM)-feeding strategies including constant-(CFR) and exponential-(EFR) feeding rate on canthaxanthin (CTX) biosynthesis by Dietzia natronolimnaea HS-1 fed-batch fermentation was studied. The results showed that the CFR of 7 ml/h with an EHM content of 45 g/l led to the ...

journal_title：Bioresource technology

authors： Gharibzahedi SM,Razavi SH,Mousavi M

更新日期：2014-02-01 00:00:00

abstract：:The effectiveness of low cost agro-based materials namely, Tamarindus indica seed (TS), crushed coconut shell (CS), almond shell (AS), ground nut shell (GS) and walnut shell (WS) were evaluated for Cr(VI) removal. Batch test indicated that hexavalent chromium sorption capacity (q(e)) followed the sequence q(e)(TS) > q...

journal_title：Bioresource technology

authors： Agarwal GS,Bhuptawat HK,Chaudhari S

更新日期：2006-05-01 00:00:00

abstract：:Laccase production by the white-rot fungus Trametes versicolor (CBS100.29) grown in submerged cultures was studied. Addition of different insoluble lignocellulosic materials into the culture medium in order to enhance laccase production was investigated. The lignocellulosic materials were grape seeds, grape stalks and...

journal_title：Bioresource technology

authors： Lorenzo M,Moldes D,Rodríguez Couto S,Sanromán A

更新日期：2002-04-01 00:00:00

abstract：:The biosorption of Hg(2+) by two strains of cyanobacteria, Spirulina platensis and Aphanothece flocculosa, was studied under a batch stirred reaction system. Essential process parameters, including pH, biomass concentration, initial metal concentration, and presence of co-ions were shown to influence the Hg(2+) uptake...

journal_title：Bioresource technology

authors： Cain A,Vannela R,Woo LK

更新日期：2008-09-01 00:00:00

abstract：:In the biorefinery concept renewable feedstocks are converted to a multitude of value-added compounds irrespective of seasonal or other variations of the complex biomass substrates. Conceptionally, this can be realized by specialized single microbial strains or by co-culturing various strain combinations. In the latte...

journal_title：Bioresource technology

authors： Sgobba E,Stumpf AK,Vortmann M,Jagmann N,Krehenbrink M,Dirks-Hofmeister ME,Moerschbacher B,Philipp B,Wendisch VF

更新日期：2018-07-01 00:00:00

abstract：:A new-developed vegetation-activated sludge process (V-ASP) was implemented for decentralized domestic wastewater treatment, and studied in lab-scale and full-scale. The main purpose of this work was the investigation of biomass activities and microbial communities in V-ASP by comparison with conventional constructed ...

journal_title：Bioresource technology

authors： Yuan J,Dong W,Sun F,Zhao K,Du C,Shao Y

更新日期：2016-11-01 00:00:00

abstract：:Flax soda/AQ pulps were treated with different fungal laccase-mediator combinations followed by physical and chemical characterization of the pulps to obtain a thorough understanding of the laccase/mediator effects on hexenuronic acid (HexA) removal and the coupling of mediator onto pulps for fiber functionalization. ...

journal_title：Bioresource technology

authors： Cadena EM,Du X,Gellerstedt G,Li J,Fillat A,García-Ubasart J,Vidal T,Colom JF

更新日期：2011-02-01 00:00:00

abstract：:To determine the suitable feeding ratio for fed-batch aerobic composting, four fermenters were operated by adding 0%, 5%, 10% or 15% of food waste every day. The results showed that the 5% and 10% treatments were able to maintain continuous thermophilic conditions, while the 15% treatment performed badly in regard to ...

journal_title：Bioresource technology

authors： Wang X,Pan S,Zhang Z,Lin X,Zhang Y,Chen S

更新日期：2017-01-01 00:00:00

abstract：:Food waste was subjected to enzymatic hydrolysis prior to hydrothermal treatment to produce hydrochars and bio-oil. Pre-treatment of food waste with an enzyme ratio of 1:2:1 (carbohydrase:protease:lipase) proved to be effective in converting food waste to the two products with improved yields. The carbon contents and ...

journal_title：Bioresource technology

authors： Kaushik R,Parshetti GK,Liu Z,Balasubramanian R

更新日期：2014-09-01 00:00:00