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You searched for: Journal Bioresource technology Remove constraint Journal: Bioresource technology Publication year rev 7979-2021 Remove constraint Publication year rev: 7979-2021 Source 2021 v.320 Remove constraint Source: 2021 v.320
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1. A comparative analysis of heavy metal bioaccumulation and functional gene annotation towards multiple metal resistant potential by Ochrobactrum intermedium BPS-20 and Ochrobactrum ciceri BPS-26

Author:
Babita Sharma; Pratyoosh Shukla
Source:
Bioresource technology 2021 v.320 pp. 124330
ISSN:
0960-8524
Subject:
Ochrobactrum intermedium; absorption; adenosinetriphosphatase; bioaccumulation; genes; heavy metals; metal tolerance; nickel; polymers; spectral analysis; technology
Abstract:
... The present study describes the heavy metal bioaccumulation potential of Ochrobactrum intermedium BPS-20 and Ochrobactrum ciceri BPS-26. A total of 27 isolates were retrieved from the soils of industrial areas and these two were selected based on their maximum metal tolerance. They can resist up to 2400 mg/L and 2000 mg/L of Lead and 850 mg/L and 1200 mg/L of Nickel respectively. The atomic absorp ...
DOI:
10.1016/j.biortech.2020.124330

2. A comprehensive review of nutrient-energy-water-solute recovery by hybrid osmotic membrane bioreactors

Author:
Yu-Li Yang; You Wu; Yu-Xiang Lu; Yun Cai; Zhen He; Xiao-Li Yang; Hai-Liang Song
Source:
Bioresource technology 2021 v.320 pp. 124300
ISSN:
0960-8524
Subject:
bioelectrochemistry; desalination; electricity; energy efficiency; hybrids; membrane bioreactors; methane; operating costs; reverse osmosis; salinity; solutes; wastewater
Abstract:
... Hybrid osmotic membrane bioreactor (OMBR) takes advantage of the cooperation of varying biological or desalination processes and can achieve NEWS (nutrient-energy-water-solute) recovery from wastewater. However, a lack of universal parameters hinders our understanding. Herein, system configurations and new parameters are systematically investigated to help better evaluate recovery performance. Hig ...
DOI:
10.1016/j.biortech.2020.124300

3. A comprehensive review on emerging constructed wetland coupled microbial fuel cell technology: Potential applications and challenges

Author:
Supriya Gupta; Pratiksha Srivastava; Sunil A. Patil; Asheesh Kumar Yadav
Source:
Bioresource technology 2021 v.320 pp. 124376
ISSN:
0960-8524
Subject:
constructed wetlands; electricity generation; microbial fuel cells; pollutants
Abstract:
... Constructed wetlands (CWs) integrated with bioelectrochemical systems (BESs) are being intensively researched with the names like constructed wetland-microbial fuel cell (CW-MFC), electro-wetlands, electroactive wetlands, and microbial electrochemical technologies-based constructed wetland since the last decade. The implantation of BES in CW facilitates the tuning of redox activities and electron ...
DOI:
10.1016/j.biortech.2020.124376

4. A integrated process for nitrilase-catalyzed asymmetric hydrolysis and easy biocatalyst recycling by introducing biocompatible biphasic system

Author:
Shuping Zou; Dengen Hua; Zhentao Jiang; Xin Han; Yaping Xue; Yuguo Zheng
Source:
Bioresource technology 2021 v.320 pp. 124392
ISSN:
0960-8524
Subject:
biocatalysts; biosynthesis; hydrolysis; ionic liquids; nitriles; space and time; technology; toxicity
Abstract:
... The whole-cell nitrilase-catalyzed asymmetric hydrolysis of nitriles is a green and efficient preparation approach for chiral carboxylic acids, but often suffers from toxicity and cell lysis from organic substrates. In this work, a novel integrated process for whole-cell nitrilase-catalyzed asymmetric hydrolysis was developed for the first time by introducing a biocompatible ionic liquid (IL)-base ...
DOI:
10.1016/j.biortech.2020.124392

5. A new insight on the effects of iron oxides and dissimilated metal-reducing bacteria on CH4 emissions in constructed wetland matrix systems

Author:
Shiyi Cheng; Congli Qin; Huijun Xie; Wenxing Wang; Zhen Hu; Shuang Liang; Kuishuang Feng
Source:
Bioresource technology 2021 v.320 pp. 124296
ISSN:
0960-8524
Subject:
Geobacter; carbon dioxide; community structure; constructed wetlands; electron transfer; enzyme activity; iron; methane; methanogens; microbial communities; oxidation; technology
Abstract:
... Iron oxides and dissimilated metal-reducing bacteria (DMRB) have been reported to result in a reduction in methane (CH₄) emissions in constructed wetlands (CWs), but their mechanisms on CH₄ production and oxidation remains unclear. Here, a set of CW matrix systems (Control, Fe-CWs, and FeB-CWs) was established to analyze the CH₄ emission reduction from various angles, including the valencies of ir ...
DOI:
10.1016/j.biortech.2020.124296

6. A novel cold-active type I pullulanase from a hot-spring metagenome for effective debranching and production of resistant starch

Author:
Monika Thakur; Nitish Sharma; Amit K. Rai; Sudhir P. Singh
Source:
Bioresource technology 2021 v.320 pp. 124288
ISSN:
0960-8524
Subject:
alpha-amylase; amylose; aquatic habitat; biocatalysts; crystal structure; digestion; enzyme activity; heat stability; hydrolysis; metagenomics; pH; potato starch; pullulan; pullulanase; resistant starch; retrogradation; technology; temperature
Abstract:
... Pullulanase is a potent enzyme for starch debranching. In this study, a novel type I pullulanase (PulM) was identified from the metagenome of a thermal aquatic habitat that exhibits optimal activity of debranching at 40 °C temperature and pH 6.0 to 7.0. More than 50% enzymatic activity was detected at the low temperature of 4 °C, determining it a cold-active type I pullulanase. It was able to effi ...
DOI:
10.1016/j.biortech.2020.124288

7. A review on self-sustainable microbial electrolysis cells for electro-biohydrogen production via coupling with carbon-neutral renewable energy technologies

Author:
Euntae Yang; Hend Omar Mohamed; Sung-Gwan Park; M. Obaid; Siham Y. Al-Qaradawi; Pedro Castaño; Kangmin Chon; Kyu-Jung Chae
Source:
Bioresource technology 2021 v.320 pp. 124363
ISSN:
0960-8524
Subject:
electrolysis; energy; hydrogen production; microbial electrolysis cells; oxidation; production technology; thermodynamics
Abstract:
... Microbial electrolysis cell (MEC) technology is a promising bioelectrochemical hydrogen production technology that utilizes anodic bio-catalytic oxidation and cathodic reduction processes. MECs require a lower external energy input than water electrolysis; however, as they also require the application of external power sources, this inevitably renders MEC systems a less sustainable option. This is ...
DOI:
10.1016/j.biortech.2020.124363

8. Advanced microalgae-based renewable biohydrogen production systems: A review

Author:
Rahul Kumar Goswami; Sanjeet Mehariya; Parthiba Karthikeyan Obulisamy; Pradeep Verma
Source:
Bioresource technology 2021 v.320 pp. 124301
ISSN:
0960-8524
Subject:
biohydrogen; commercialization; economic sustainability; energy; fermentation; fossil fuels; hydrogen production
Abstract:
... The reliance of fossil fuel for industrial and energy sectors has resulted in its depletion. Therefore, enormous efforts have been considered to move-out from fossil fuels to renewable energy sources based industrial process developments. Recently, biohydrogen (bio-H₂) has been recognised as a clean source of fuel with high-energy efficiency, which can be produced via different routes. Among them, ...
DOI:
10.1016/j.biortech.2020.124301

9. Advanced nitrogen removal in a fixed-bed anaerobic ammonia oxidation reactor following an anoxic/oxic reactor: Nitrogen removal contributions and mechanisms

Author:
Qianwen Sui; Fei Di; Junya Zhang; Hui Gong; Li'an Jiang; Yuansong Wei; Jie Liu; Jia Lin
Source:
Bioresource technology 2021 v.320 pp. 124297
ISSN:
0960-8524
Subject:
Archaea; ammonia; anaerobic ammonium oxidation; biofilm; denitrification; genes; metagenomics; municipal wastewater; nitrogen; oxidants; technology
Abstract:
... This study demonstrated the feasibility of anaerobic ammonia oxidation (anammox) served as tertiary nitrogen removal process. An upflow fixed-bed reactor (UFBR) pre-inoculated with anammox bacteria (AnAOB) followed an anoxic/oxic (A/O) reactor treating magnetic-coagulation pretreated municipal wastewater. When bypassing 15% of influent into UFBR, UFBR removed 5.37 mg-TN/L contributing to 23.4% on ...
DOI:
10.1016/j.biortech.2020.124297

10. Alkali lignin and sodium lignosulfonate additives promote the formation of humic substances during paper mill sludge composting

Author:
Weiwu Wang; Yi Hou; Wenfeng Huang; Xiaoming Liu; Ping Wen; Yueqiang Wang; Zhen Yu; Shungui Zhou
Source:
Bioresource technology 2021 v.320 pp. 124361
ISSN:
0960-8524
Subject:
lignin; lignosulfonates; molecular weight; papermaking; polymerization; pulp and paper industry; pulp and paper sludge; sodium
Abstract:
... Alkali lignin (AL) and sodium lignosulfonate (SLS) are by-products of the papermaking industry and could influence composting processes due to their rich aromatic structures. In this study, the roles of AL and SLS additives in the formation of humic substances (HS) during paper mill sludge composting were investigated. Results showed that HS content and degree of polymerization of the final produc ...
DOI:
10.1016/j.biortech.2020.124361

11. Ammonia-induced inhibition of manure-based continuous biomethanation process under different organic loading rates and associated microbial community dynamics

Author:
M.L. Christou; S. Vasileiadis; S.D. Kalamaras; D.G. Karpouzas; I. Angelidaki; T.A. Kotsopoulos
Source:
Bioresource technology 2021 v.320 pp. 124323
ISSN:
0960-8524
Subject:
Archaea; acetates; ammonia; glucose; methane production; microbial communities; propionic acid; technology
Abstract:
... Three Continuously Stirred Tank Reactors (CTSRs) were operating at steady state conditions with Organic Loading Rates (OLR) of 2.09, 3.024 and 4.0 g VS L⁻¹ d⁻¹. Glucose was used as the sole factor for increasing the OLR, linking the increase of the OLR with the C/N ratio increase. The reactors were stressed by increasing the ammonia concentration to 5 g L⁻¹ from 1.862 g L⁻¹. The results showed ele ...
DOI:
10.1016/j.biortech.2020.124323

12. Assessing the potential of purple phototrophic microbial community for nitrogen recycling from ammonia-rich medium and anaerobic digestate

Author:
Prashant Praveen; Alankar Vaidya; Keryn Tutt; John Andrews
Source:
Bioresource technology 2021 v.320 pp. 124436
ISSN:
0960-8524
Subject:
Rhodobacter; Rhodopseudomonas; absorbance; acetates; glass; microbial communities; municipal wastewater; nitrogen; technology; tissue culture
Abstract:
... Purple phototrophic bacteria (PPB) community, enriched from municipal wastewater, was characterized to assess their growth, tolerance, composition and potential for resource recovery from NH₄⁺-rich medium. Batch experiments were conducted in tissue culture flasks and glass bottles under anaerobic conditions with infra-red lights. PPBs showed remarkable tolerance to high concentrations of NH₄⁺-N an ...
DOI:
10.1016/j.biortech.2020.124436

13. Bioaugmentation potential evaluation of a bacterial consortium composed of isolated Pseudomonas and Rhodococcus for degrading benzene, toluene and styrene in sludge and sewage

Author:
Shoushuai Feng; Liangqi Gong; Yanke Zhang; Yanjun Tong; Hailing Zhang; Deqiang Zhu; Xing Huang; Hailin Yang
Source:
Bioresource technology 2021 v.320 pp. 124329
ISSN:
0960-8524
Subject:
Acinetobacter; Pseudomonas putida; Pseudoxanthomonas; Rhodococcus ruber; bacterial communities; benzene; bioaugmentation; community structure; principal component analysis; sewage; sludge; styrene; technology; toluene
Abstract:
... Bioaugmentation was conducted using a bacterial consortium of Pseudomonas putida SW-3 and Rhodococcus ruber SS-4, to test their ability to degrade benzene, toluene, and styrene (BTS). SW-3 and SS-4 were isolated from domestic sludge and sewage samples to establish a synthetic consortium with an optimized ratio of 2:1 to reach a degradation efficiency of 82.5–89.8% of BTS. The bacterial consortium ...
DOI:
10.1016/j.biortech.2020.124329

14. Biochar facilitates rapid restoration of methanogenesis by enhancing direct interspecies electron transfer after high organic loading shock

Author:
Chen Wang; Yang Liu; Caiqin Wang; Bo Xing; Shaodong Zhu; Jinjing Huang; Xiangyang Xu; Liang Zhu
Source:
Bioresource technology 2021 v.320 pp. 124360
ISSN:
0960-8524
Subject:
Bacteroidetes; Desulfovibrio; Geobacter; Methanosaeta; Methanosarcina; Smithella; acidification; biochar; electron transfer; gas production (biological); methane production; methanogens; pH; sludge; upflow anaerobic sludge blanket reactor
Abstract:
... This study evaluated the effectiveness of biochar addition against high organic loading shock (OLS) of 80 kg COD/m³/d in up-flow anaerobic sludge blanket (UASB) reactors (R1 with biochar; R2 without biochar). After OLS of 24 h, R2 suffered the irreversible acidification (pH of 5.42 ± 0.07) with low biogas production of 0.08 ± 0.01 m³/kg COD/d. In contrast, the biogas production in R1 restored rapi ...
DOI:
10.1016/j.biortech.2020.124360

15. Bioconversion of wastewater to single cell protein by methanotrophic bacteria

Author:
Xiao Zha; Panagiotis Tsapekos; Xinyu Zhu; Benyamin Khoshnevisan; Xiwu Lu; Irini Angelidaki
Source:
Bioresource technology 2021 v.320 pp. 124351
ISSN:
0960-8524
Subject:
Methylomonas; Methylophilus; anaerobic digestion; animals; biogas; biomass; biotransformation; histidine; isoleucine; leucine; lysine; methanotrophs; mixed culture; pasteurization; phenylalanine; protein content; protein sources; sewage sludge; single cell protein; threonine; valine; wastewater
Abstract:
... Single cell protein (SCP) provides an alternative protein source to partially replace the conventional agricultural resources and support the increased nutritional needs. Inexpensive feeding source is one of the key limiting factors for the expansion of SCP production. The present study examined the valorization of biogas derived from the anaerobic digestion (AD) of sewage sludge and the discarded ...
DOI:
10.1016/j.biortech.2020.124351

16. Biohydrogen production from catalytic conversion of food waste via steam and air gasification using eggshell- and homo-type Ni/Al2O3 catalysts

Author:
Soheil Valizadeh; Su Shiung Lam; Chang Hyun Ko; See Hoon Lee; Abid Farooq; Yeon Jeong Yu; Jong-Ki Jeon; Sang-Chul Jung; Gwang Hoon Rhee; Young-Kwon Park
Source:
Bioresource technology 2021 v.320 pp. 124313
ISSN:
0960-8524
Subject:
air; biohydrogen; carbon dioxide; egg shell; food waste; gasification; hydrogen production; steam
Abstract:
... Steam and air gasification with 5 wt% Ni/Al₂O₃ eggshell (Ni-EG) and homo (Ni-H) catalysts were performed for the first time to produce biohydrogen from food waste. The steam gasification produced comparably higher gas yield than air gasification. In non-catalytic experiments, steam gasification generated a higher volume percent of H₂, whereas more CO, CO₂, CH₄, and C₂-C₄ were produced in air gasif ...
DOI:
10.1016/j.biortech.2020.124313

17. Biohythane production and microbial characteristics of two alternating mesophilic and thermophilic two-stage anaerobic co-digesters fed with rice straw and pig manure

Author:
Hong Chen; Rong Huang; Jun Wu; Wenzhe Zhang; Yunping Han; Benyi Xiao; Dongbo Wang; Yaoyu Zhou; Bing Liu; Guanlong Yu
Source:
Bioresource technology 2021 v.320 pp. 124303
ISSN:
0960-8524
Subject:
Methanobrevibacter; Thermoanaerobacterium; anaerobic digestion; hydrogen; hydrogen production; hydrolysis; methane; methane production; methanogens; pig manure; reaction kinetics; rice straw
Abstract:
... To investigate biohythane production and microbial behavior during temperature-phased (TP) anaerobic co-digestion (AcD) of rice straw (RS) and pig manure (PM), a mesophilic-thermophilic (M1-T1) AcD system and a thermophilic-mesophilic (T2-M2) AcD system were continuously operated for 95 days in parallel. The maximal ratio (8.44%v/v) of produced hydrogen to methane demonstrated the feasibility of b ...
DOI:
10.1016/j.biortech.2020.124303

18. Biosurfactants: The green generation of speciality chemicals and potential production using Solid-State fermentation (SSF) technology

Author:
Ibrahim M. Banat; Quentin Carboué; Gerardo Saucedo-Castañeda; José de Jesús Cázares-Marinero
Source:
Bioresource technology 2021 v.320 pp. 124222
ISSN:
0960-8524
Subject:
COVID-19 infection; biosurfactants; chemical species; environmental impact; production technology; solid state fermentation; statistics
Abstract:
... Surfactants are multipurpose products found in most sectors of contemporary industry. Their large-scale manufacturing has been mainly carried out using traditional chemical processes. Some of the chemical species involved in their production are considered hazardous and some industrial processes employing them categorised as “having potential negative impact on the environment”. Biological surfact ...
DOI:
10.1016/j.biortech.2020.124222

19. Boosting oxygen reduction and permeability properties of doped iron-porphyrin membrane cathode in microbial fuel cells

Author:
Meiying Yu; Qiao Yang; Xiaole Yuan; Yunfei Li; Xuepeng Chen; Yujie Feng; Jia Liu
Source:
Bioresource technology 2021 v.320 pp. 124343
ISSN:
0960-8524
Subject:
cathodes; electric field; electrochemistry; electrostatic interactions; hydrophilicity; microbial fuel cells; oxygen; permeability
Abstract:
... To achieve a membrane cathode with excellent performance, iron-porphyrin (Fe(por)) was doped to boost the catalytic and permeability properties in microbial fuel cell (MFC). The membrane cathode with the optimal 0.05 g of Fe(por) (denoted as Fe(por)-0.05) had the highest current density of 10.3 A m⁻² and the lowest charge transfer resistance of 12.6 ± 0.3 Ω. The ring-disk electrode (RDE) results f ...
DOI:
10.1016/j.biortech.2020.124343

20. Bridging the gap to hydrochar production and its application into frameworks of bioenergy, environmental and biocatalysis areas

Author:
Ángel Fernández-Sanromán; Gabriela Lama; Marta Pazos; Emilio Rosales; Maria Ángeles Sanromán
Source:
Bioresource technology 2021 v.320 pp. 124399
ISSN:
0960-8524
Subject:
biocatalysis; bioenergy; biomass; economic costs; energy; hydrochars; hydrothermal carbonization; lignocellulose; pH; technology; temperature
Abstract:
... Hydrothermal carbonization (HTC) is a facile, low-cost and eco-friendly thermal conversion process that has recently gained attention with a growing number of publications (lower 50 in 2000 to over 1500 in 2020). Despite being a promising technology, problems such as operational barriers, complex reaction mechanisms and scaling have to be solved to make it a commercial technology. To bridge this c ...
DOI:
10.1016/j.biortech.2020.124399