Potential of acid-tolerant microalgae, Desmodesmus sp. MAS1 and Heterochlorella sp. MAS3, in heavy metal removal and biodiesel production at acidic pH.

abstract：:This study demonstrated at the pilot-scale (50 kg) use of Douglas-fir forest harvest residue, an underutilized forest biomass, for the production of high titer and high yield bioethanol using sulfite chemistry without solid-liquor separation and detoxification. Sulfite Pretreatment to Overcome the Recalcitrance of Lig...

journal_title：Bioresource technology

authors： Zhu JY,Chandra MS,Gu F,Gleisner R,Reiner R,Sessions J,Marrs G,Gao J,Anderson D

更新日期：2015-03-01 00:00:00

abstract：:Yeast dehydrogenases and reductases were overexpressed in Saccharomyces cerevisiae D452-2 to detoxify 2-furaldehyde (furfural) and 5-hydroxymethyl furaldehyde (HMF), two potent toxic chemicals present in acid-hydrolyzed cellulosic biomass, and hence improve cell growth and ethanol production. Among those enzymes, alde...

journal_title：Bioresource technology

authors： Park SE,Koo HM,Park YK,Park SM,Park JC,Lee OK,Park YC,Seo JH

更新日期：2011-05-01 00:00:00

abstract：:Two novel two-step pretreatments for enzymatic hydrolysis of rice hull (RH) were proposed to lower the severity requirement of fungal pretreatment time. They consisted of a mild physical or chemical step (ultrasonic and H(2)O(2)) and a subsequent biological treatment (Pleurotus ostreatus). The combined pretreatments l...

journal_title：Bioresource technology

authors： Yu J,Zhang J,He J,Liu Z,Yu Z

更新日期：2009-01-01 00:00:00

abstract：:DHA production by Schizochytrium sp. S31 was studied in batch cultures on glycerol with stepwise dissolved oxygen strategy. Three growth stages were identified as cell growth, lipid accumulation and lipid turnover. It was revealed that fatty acid (FA) shifts during the three growth stages involved the activity changes...

journal_title：Bioresource technology

authors： Chang G,Luo Z,Gu S,Wu Q,Chang M,Wang X

更新日期：2013-08-01 00:00:00

abstract：:Modeling can be a powerful tool for designing and optimizing gasification systems. Modeling applications for small scale/fixed bed biomass gasifiers have been interesting due to their increased commercial practices. Fixed bed gasifiers are characterized by a wide range of operational conditions and are multi-zoned pro...

journal_title：Bioresource technology

authors： Vakalis S,Patuzzi F,Baratieri M

更新日期：2016-04-01 00:00:00

abstract：:Oxygen radical absorbance capacity (ORAC) values showed that methanolic extracts of Albizia julibrissin foliage displayed antioxidant activity. High performance liquid chromatography (HPLC) and mass spectrometry (MS) techniques were utilized in the identification of the compounds. The analysis confirmed the presence o...

journal_title：Bioresource technology

authors： Lau CS,Carrier DJ,Beitle RR,Bransby DI,Howard LR,Lay JO Jr,Liyanage R,Clausen EC

更新日期：2007-01-01 00:00:00

abstract：:The knowledge of the effect of aerobic starvation on the functional bacterial activities and community structures is important for the recovery of nutrient removal in activated sludge system. Four aerobic starvation processes (3, 7, 14 and 30days) for nitrifiers and polyphosphate accumulating organisms (PAOs) were stu...

journal_title：Bioresource technology

authors： Liu W,Peng Y,Ma B,Ma L,Jia F,Li X

更新日期：2017-11-01 00:00:00

abstract：:The effect of nitrate and nitrite as electron acceptors on the performance of anaerobic sulfide oxidizing process (ASO process) was investigated. For nitrate-ASO process, the maximum influent nitrogen concentration was lower than that in nitrite-ASO process, but the maximum influent sulfur concentration was higher tha...

journal_title：Bioresource technology

authors： Jing C,Ping Z,Mahmood Q

更新日期：2010-05-01 00:00:00

abstract：:This study evaluated the removal processes involved in the removal of the phenolic component of winery wastewater in biological sand filters, sand columns and sand microcosms. It was found that at low influent phenolic concentrations, complete organic removal was accomplished, but at high concentrations, there was inc...

journal_title：Bioresource technology

authors： Welz PJ,Ramond JB,Cowan DA,Burton SG

更新日期：2012-09-01 00:00:00

abstract：:Moving bed sequencing batch reactors (MBSBRs) packed with 8% (v/v) of 8-, 27- and 64-mL polyurethane (PU) foam cubes, respectively, were investigated for simultaneous 4-chlorophenol (4-CP) and nitrogen removal at increasing 4-CP concentration. When the 4-CP concentration exceeded 300 mg L(-1), the MBSBR with 27-mL foa...

journal_title：Bioresource technology

authors： Lim JW,Lim PE,Seng CE,Adnan R

更新日期：2013-02-01 00:00:00

abstract：:The aim of this work was to study the combined relationships between biological and chemical parameters with the humification index (HI) and degree of polymerisation (DP) during the composting of a municipal solid waste. During the composting, biological parameters increased during the first 15 days. After the second ...

journal_title：Bioresource technology

authors： Tejada M,García-Martínez AM,Parrado J

更新日期：2009-09-01 00:00:00

abstract：:To ensure proper use of Trichoderma harzianum in agriculture, accurate data must be obtained in population monitoring. The effectiveness of qRT-PCR to quantify T. harzianum in different growing media was compared to the commonly used techniques of colony counting and qPCR. Results showed that plate counting and qPCR o...

journal_title：Bioresource technology

authors： Beaulieu R,López-Mondéjar R,Tittarelli F,Ros M,Pascual JA

更新日期：2011-02-01 00:00:00

abstract：:Hydrogen and methane co-production from potato waste was examined using a two-stage process of anaerobic digestion. The hydrogen stage was operated in continuous flow under a pH of 5.5 and a HRT of 6h. The methane stage was operated in both continuous and semi-continuous flows under HRTs of 30 h and 90 h, respectively...

journal_title：Bioresource technology

authors： Zhu H,Stadnyk A,Béland M,Seto P

更新日期：2008-07-01 00:00:00

abstract：:A series of experiments was conducted to explore the effects of various water-washing solid-liquid ratios (1:50 and 1:10) and the stirring on wheat straw (WS) combustion properties. Comparing different solid-liquid ratio groups, a 16% increment in the higher heating value was obtained for 1:50 groups and only 5% for 1...

journal_title：Bioresource technology

authors： Ma Q,Han L,Huang G

更新日期：2017-12-01 00:00:00

abstract：:A micro-aerobic side-stream reactor (MSSR) was inserted in returned sludge line of a membrane bioreactor (MBR) for sludge reduction. Three MSSR coupled MBRs (M-MBRs) and an anoxic/oxic MBR (AO-MBR) were operated in parallel to investigate effects of micro-aerobic condition and hydraulic retention time (HRT) of MSSR (H...

journal_title：Bioresource technology

authors： Cheng C,Zhou Z,Pang H,Zheng Y,Chen L,Jiang LM,Zhao X

更新日期：2018-07-01 00:00:00

abstract：:Biodiesel production from microalgae is recognized as one of the best solutions to deal with the energy crisis issues. However, after the oil extraction from the microalgae, the microalgae residue was generally discarded or burned. Here a novel carbon-based solid acid catalyst derived from microalgae residue by in sit...

journal_title：Bioresource technology

authors： Fu X,Li D,Chen J,Zhang Y,Huang W,Zhu Y,Yang J,Zhang C

更新日期：2013-10-01 00:00:00

abstract：:In this study, to investigate the nitrogen and carbon characteristics throughout the composting process in different systems, four methods of composting including static treatment (ST), turning treatment (TT), forced aeration treatment (FAT), and forced aeration with acidification treatment (FAAT) were conducted. Orga...

journal_title：Bioresource technology

authors： Tong B,Wang X,Wang S,Ma L,Ma W

更新日期：2019-12-01 00:00:00

abstract：:Irpex lacteus is a white-rot fungus capable of increasing sugar recovery from wheat straw; however, in order to incorporate biopretreatment in bioethanol production, some process specifications need to be optimized. With this objective, I. lacteus was grown on different liquid culture media for use as inoculums. Addit...

journal_title：Bioresource technology

authors： Salvachúa D,Prieto A,Vaquero ME,Martínez ÁT,Martínez MJ

更新日期：2013-03-01 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：:The aim of the present work was to study the integration of edible ascomycetes filamentous fungi into the existing sugar- or molasses-to-ethanol processes, to grow on vinasse or stillage and produce ethanol and protein-rich fungal biomass. Two fungal strains, Neurospora intermedia and Aspergillus oryzae were examined ...

journal_title：Bioresource technology

authors： Nair RB,Taherzadeh MJ

更新日期：2016-12-01 00:00:00

abstract：:This study was conducted to investigate the chemical precipitation (CP) and membrane bioreactor (MBR) hybrid process for the treatment of piggery wastewater. Average removal efficiencies for BOD, COD and turbidity in CP process were 64.3%, 77.3% and 96.4%, respectively. CP process had a moderate effect on NH(3)-N remo...

journal_title：Bioresource technology

authors： Kornboonraksa T,Lee HS,Lee SH,Chiemchaisri C

更新日期：2009-03-01 00:00:00

abstract：:Anaerobic digestion of organic waste plays an important role for the development of sustainable energy supply based on renewable resources. For further process optimization of anaerobic digestion, biogas production with the commonly used substrates, grass, maize, and green weed silage, together with industrial glyceri...

journal_title：Bioresource technology

authors： Biernacki P,Steinigeweg S,Borchert A,Uhlenhut F

更新日期：2013-01-01 00:00:00

abstract：:Fast pyrolysis was performed on torrefied loblolly pine and the collected bio-oils were analyzed to compare the effect of the torrefaction treatment on their quality. The results of the analyses show that bio-oils produced from torrefied wood have improved oxygen-to-carbon ratios compared to those from the original wo...

journal_title：Bioresource technology

authors： Meng J,Park J,Tilotta D,Park S

更新日期：2012-05-01 00:00:00

abstract：:To overcoming the natural recalcitrance of cellulose for glucose production via enzymatic hydrolysis, a new strategy of destroying hydrogen bond donor to reconstruct cellulose's hydrogen bonding network was developed via a mild reversible reaction of cellulose with CO2 catalyzed by organic bases. The reaction dynamics...

journal_title：Bioresource technology

authors： Gan J,Peng Y,Chen Q,Hu G,Xu Q,Jin L,Xie H

更新日期：2020-01-01 00:00:00

abstract：:A transferase was isolated, purified and characterised from Aspergillus aculeatus. The enzyme exhibited a pH and temperature optima of 6.0 and 60 degrees C, respectively and under such conditions remained stable with no decrease in activity after 5h. The enzyme was purified 7.1 fold with a yield of 22.3% and specific ...

journal_title：Bioresource technology

authors： Nemukula A,Mutanda T,Wilhelmi BS,Whiteley CG

更新日期：2009-03-01 00:00:00

abstract：:In this study an economic analysis of the purification of integrated solid waste treatment facility leachates through a willow-coppice (Salix) vegetation filter in southern Sweden was carried out. Calculations were based on the use of two computer models that were initially used in estimating a pump-and-pipe irrigatio...

journal_title：Bioresource technology

authors： Rosenqvist H,Ness B

更新日期：2004-09-01 00:00:00

abstract：:In order to confirm the effects of the low conductivity and biodegradability of wastewater, flat-panel air-cathode microbial fuel cells (FA-MFCs) were operated by supplying substrates with different volume ratios of domestic wastewater mixed with an artificial medium: the artificial medium only, 25% wastewater, 50% wa...

journal_title：Bioresource technology

authors： Park Y,Park S,Nguyen VK,Kim JR,Kim HS,Kim BG,Yu J,Lee T

更新日期：2017-02-01 00:00:00

abstract：:An engineering-economic model was developed to compare the profitability of the wet fractionation process, a generic dry fractionation process, and the conventional dry grind process. Under market conditions as of January 2011, only fractionation processes generated a positive cash flow. Reduced unit manufacturing cos...

journal_title：Bioresource technology

authors： Lin T,Rodríguez LF,Li C,Eckhoff SR

更新日期：2011-10-01 00:00:00

abstract：:The aim of this study is to assess the potentials of using mixed culture bacteria incorporated with different concentrations of NaHCO3 for hydrogen production from water hyacinth (WH). The lowest hydrogen yield (HY) of 30.4 ± 1.9 mL/gTVS, H2 content (HC) of 19.5 ± 1.5% and hydrogenase enzyme (HE) activity of 0.06 ± 0....

journal_title：Bioresource technology

authors： Wazeri A,Elsamadony M,Roux SL,Peu P,Tawfik A

更新日期：2018-09-01 00:00:00

abstract：:Reducing moisture in sewage sludge is one of the main goals of sewage sludge composting and biodrying. A mathematical model was used to simulate the performance of water removal under different aeration strategies. Additionally, the correlations between temperature, moisture content (MC), volatile solids (VS), oxygen ...

journal_title：Bioresource technology

authors： Zhou HB,Chen TB,Gao D,Zheng GD,Chen J,Pan TH,Liu HT,Gu RY

更新日期：2014-11-01 00:00:00