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Biogas potential for sustainable power generation in Indonesia: opportunity and techno-economic analysis 印度尼西亚可持续发电的沼气潜力:机会和技术经济分析
Bioresource Technology Reports Pub Date : 2025-05-08 DOI: 10.1016/j.biteb.2025.102143
Rochim Bakti Cahyono , Maulana Gilar Nugraha , Adhiyaksa R. Pratama , Visang Fardha Sukma Insani , Dani Irianto , Zakie Anugia , Fauzan Adhi Sasmita , Kartika Raras Hadiyati , Teguh Ariyanto
{"title":"Biogas potential for sustainable power generation in Indonesia: opportunity and techno-economic analysis","authors":"Rochim Bakti Cahyono ,&nbsp;Maulana Gilar Nugraha ,&nbsp;Adhiyaksa R. Pratama ,&nbsp;Visang Fardha Sukma Insani ,&nbsp;Dani Irianto ,&nbsp;Zakie Anugia ,&nbsp;Fauzan Adhi Sasmita ,&nbsp;Kartika Raras Hadiyati ,&nbsp;Teguh Ariyanto","doi":"10.1016/j.biteb.2025.102143","DOIUrl":"10.1016/j.biteb.2025.102143","url":null,"abstract":"<div><div>In order to meet electricity demand, Indonesia still relies heavily on fossil fuels, resulting in significant CO<sub>2</sub> emissions. Among various renewable energy, biogas has emerged as a viable alternative to fossil fuel-based power generation. This study provides a comprehensive assessment of potential of available raw materials for biogas production and presents simulation results of electricity generation.</div><div>Considering geographical distribution, POME and tapioca wastewater are identified as the most promising feedstock. The simulation results indicate that based on installed capacity, POME can generate approximately 2.4 MWe, while tapioca wastewater can yield around 3.25 MWe using gas engine technology. An economic feasibility analysis for 3 MW biogas power plant utilizing 2700 tons/day of tapioca wastewater indicates IRR of 20.83 % and a payback period of 5.01 years. A 10 % change in electricity price affects IRR by approximately 3.7–4.3 %. Biogas from POME and tapioca wastewater offers strong potential for renewable electricity in Indonesia.</div></div>","PeriodicalId":8947,"journal":{"name":"Bioresource Technology Reports","volume":"30 ","pages":"Article 102143"},"PeriodicalIF":0.0,"publicationDate":"2025-05-08","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143935995","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Effective lipid induction and fractionation in Porphyridium purpureum: A sustainable nutraceutical and biofuel biorefinery 紫紫卟啉的有效脂质诱导和分离:一种可持续的营养品和生物燃料生物炼制
Bioresource Technology Reports Pub Date : 2025-05-08 DOI: 10.1016/j.biteb.2025.102136
Siddhant Dubey , Reeta Rani Singhania , Shashi Kant Bhatia , Chiu-Wen Chen , Anil Kumar Patel , Cheng-Di Dong
{"title":"Effective lipid induction and fractionation in Porphyridium purpureum: A sustainable nutraceutical and biofuel biorefinery","authors":"Siddhant Dubey ,&nbsp;Reeta Rani Singhania ,&nbsp;Shashi Kant Bhatia ,&nbsp;Chiu-Wen Chen ,&nbsp;Anil Kumar Patel ,&nbsp;Cheng-Di Dong","doi":"10.1016/j.biteb.2025.102136","DOIUrl":"10.1016/j.biteb.2025.102136","url":null,"abstract":"<div><div>Red microalgae <em>Porphyridium purpureum</em>, a non-oleaginous species, demonstrates significant potential for sustainable bioactive metabolite production despite its naturally low lipid content. This study introduces a novel two-phase cultivation strategy to enhance lipid accumulation and polyunsaturated fatty acid (PUFA) yields. During the growth phase, white LED lighting promoted robust biomass production. In the induction phase, nitrogen deprivation, red light, high irradiance, melatonin (50 μM), and Fe<sub>3</sub>O<sub>4</sub> nanoparticles synergistically enhanced lipid productivity, resulting in a higher biomass yield of 5.75 g/L and a lipid content of 26.73 %, representing a 1.45-fold increase. The PUFA content was significantly elevated, with arachidonic acid (87.21 mg/L), linoleic acid (298.19 mg/L), and gamma-linolenic acid (79.34 mg/L) showing notable increases. Pigment yields were optimized under white and yellow light, with C-phycocyanin (57.77 mg/g), allophycocyanin (65.67 mg/g), and phycoerythrin (14.45 mg/g) reaching peak levels. Furthermore, urea complexation effectively separated PUFA-rich (88.4 %) and SFA-rich (79.3 %) lipid fractions, supporting dual applications in nutraceuticals and biodiesel. This integrated strategy aligns with Sustainable Development Goal 3 (Good Health and Well-being), contributing to both health and environmental sustainability while advancing the microalgal biorefinery approach.</div></div>","PeriodicalId":8947,"journal":{"name":"Bioresource Technology Reports","volume":"30 ","pages":"Article 102136"},"PeriodicalIF":0.0,"publicationDate":"2025-05-08","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143932047","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Comparative study of lignin from patchouli waste fibers and spent coffee grounds as biofillers in poly(3-hydroxybutyrate-co-3-hydroxyvalerate)-based biodegradable packaging materials 广藿香废纤维木质素与咖啡渣木质素在聚(3-羟基丁酸酯-co-3-羟基戊酸酯)基可生物降解包装材料中的生物填料对比研究
Bioresource Technology Reports Pub Date : 2025-05-07 DOI: 10.1016/j.biteb.2025.102138
Syaifullah Muhammad , Rahul Dev Bairwan , H.P.S. Abdul Khalil , Marwan Marwan , Mardiana Idayu Ahmad , C.K. Abdullah
{"title":"Comparative study of lignin from patchouli waste fibers and spent coffee grounds as biofillers in poly(3-hydroxybutyrate-co-3-hydroxyvalerate)-based biodegradable packaging materials","authors":"Syaifullah Muhammad ,&nbsp;Rahul Dev Bairwan ,&nbsp;H.P.S. Abdul Khalil ,&nbsp;Marwan Marwan ,&nbsp;Mardiana Idayu Ahmad ,&nbsp;C.K. Abdullah","doi":"10.1016/j.biteb.2025.102138","DOIUrl":"10.1016/j.biteb.2025.102138","url":null,"abstract":"<div><div>Increasing interest in eco-friendly materials has driven innovation in biodegradable polymer composites for sustainable packaging. This study investigates the effects of two biofillers—soda-pulped lignin from patchouli fiber waste and spent coffee grounds (SCG) from Gayo Arabica—on PHBV-based composites. Biofillers were processed into microparticles and incorporated at 2 %, 4 %, 6 %, and 8 % (w/w) using a twin-screw extruder, followed by compression molding. Functional, thermal, mechanical, water barrier, and biodegradation properties were evaluated. At 4 % loading, lignin-filled composites exhibited higher tensile strength (37 MPa) and thermal stability (273 °C onset degradation), while SCG-filled composites improved elongation at break (2.42 %) and biodegradability (28 % mass loss in four months). Lignin-filled composites suited rigid applications, while SCG-filled ones were ideal for flexible, disposable packaging. Higher filler loadings led to agglomeration, affecting performance. This study highlights bioresource-efficient solutions for sustainable packaging.</div></div>","PeriodicalId":8947,"journal":{"name":"Bioresource Technology Reports","volume":"30 ","pages":"Article 102138"},"PeriodicalIF":0.0,"publicationDate":"2025-05-07","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143948274","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Quantitative assessment and extraction efficiency of phycocyanin from Arthrospira (Spirulina): Impact of algal biomass quality 节肢螺旋藻藻蓝蛋白的定量评价及提取效率:藻类生物量质量的影响
Bioresource Technology Reports Pub Date : 2025-05-06 DOI: 10.1016/j.biteb.2025.102130
Ratana Chaiklahan, Nattayaporn Chirasuwan, Thanyalak Srinorasing, Shewin Attasat
{"title":"Quantitative assessment and extraction efficiency of phycocyanin from Arthrospira (Spirulina): Impact of algal biomass quality","authors":"Ratana Chaiklahan,&nbsp;Nattayaporn Chirasuwan,&nbsp;Thanyalak Srinorasing,&nbsp;Shewin Attasat","doi":"10.1016/j.biteb.2025.102130","DOIUrl":"10.1016/j.biteb.2025.102130","url":null,"abstract":"<div><div>Phycocyanin (PC) is a valuable bioactive pigment widely studied for its extraction and purification from <em>Arthrospira</em> biomass. This study investigated the effects of PC content in algal biomass and phosphate buffer concentrations on extraction efficiency and extract quality. Twelve dried <em>Arthrospira</em> samples were analyzed for PC content, which ranged from 6.46 % to 23.20 % of dry weight. Six samples with varying PC content were extracted using a stirrer mixer at room temperature for 2 h, and the results showed that higher PC content in algal biomass significantly improved extraction yield and purity. Extraction of sample No.11 (19.45 % PC content) using 100 mM phosphate buffer achieved the highest yield (16.27 % of dry weight) and best quality, with a purity ratio of 1.87 and 41.35 % PC content in the extract. Although a 10 mM phosphate buffer initially showed lower extraction efficiency for this sample, a second extraction enhanced PC recovery by 85.61 %, making it a cost-effective option for large-scale PC production.</div></div>","PeriodicalId":8947,"journal":{"name":"Bioresource Technology Reports","volume":"30 ","pages":"Article 102130"},"PeriodicalIF":0.0,"publicationDate":"2025-05-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143924302","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Chitosan and gum arabic as wall materials to encapsulate Hopea beccariana Burck stem bark extract into powder form by spray drying 以壳聚糖和阿拉伯树胶为壁材,采用喷雾干燥法将冀南树皮提取物包封成粉末
Bioresource Technology Reports Pub Date : 2025-05-05 DOI: 10.1016/j.biteb.2025.102131
Dwi Raharjo , Danar Praseptiangga , M. Zukhrufuz Zaman , Ahmad Yunus
{"title":"Chitosan and gum arabic as wall materials to encapsulate Hopea beccariana Burck stem bark extract into powder form by spray drying","authors":"Dwi Raharjo ,&nbsp;Danar Praseptiangga ,&nbsp;M. Zukhrufuz Zaman ,&nbsp;Ahmad Yunus","doi":"10.1016/j.biteb.2025.102131","DOIUrl":"10.1016/j.biteb.2025.102131","url":null,"abstract":"<div><div>This study aimed to encapsulate <em>Hopea beccariana</em> Burck stem bark extract into powder form using the spray-dryer method, with chitosan and gum arabic as wall materials. The encapsulation process was optimized by varying the wall materials to obtain the powder's desired physicochemical properties. The results showed that the combination of chitosan and gum arabic using a ratio of 5 mg/mL and 5 mg/mL, respectively, protected quercetin compounds of 51.13 mg/g from 71.37 mg/g and showed the inhibition zone of 10.48–14.18 mm and the minimum inhibitory concentration of 0.156 mg/mL. However, the minimum bactericidal concentration exceeded 5 mg/mL. The resulting powder had a particle size of 79.71 nm and a solubility of 89.6 %. The result showed that the potential of chitosan and gum arabic as wall materials in natural preservatives should be highlighted.</div></div>","PeriodicalId":8947,"journal":{"name":"Bioresource Technology Reports","volume":"30 ","pages":"Article 102131"},"PeriodicalIF":0.0,"publicationDate":"2025-05-05","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143924303","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Evaluating the efficiency and scalability of chitosan from black soldier fly in removing Congo red from wastewater 评价黑虻壳聚糖去除废水中刚果红的效率和可扩展性
Bioresource Technology Reports Pub Date : 2025-05-03 DOI: 10.1016/j.biteb.2025.102132
Linda Hevira , Joshua O. Ighalo , Dewi Sondari , Arzqa Sabila Hanifah
{"title":"Evaluating the efficiency and scalability of chitosan from black soldier fly in removing Congo red from wastewater","authors":"Linda Hevira ,&nbsp;Joshua O. Ighalo ,&nbsp;Dewi Sondari ,&nbsp;Arzqa Sabila Hanifah","doi":"10.1016/j.biteb.2025.102132","DOIUrl":"10.1016/j.biteb.2025.102132","url":null,"abstract":"<div><div>This study investigated chitosan extracted from black soldier fly (BSF) exuviae for Congo Red (CR) removal from wastewater and assessed its cost-effectiveness and scalability. BSF chitosan was extracted through a multi-step process comprising demineralization, deproteinization, and deacetylation. The resulting chitosan underwent characterization using SEM, EDS, FT-IR, N<sub>2</sub> physisorption, TGA, and XRD. Optimal conditions for CR adsorption were determined to be pH 6, initial concentration of 265 mg/L and 45 min contact time. Chitosan derived from BSF demonstrated a maximum adsorption capacity of 110.63 mg/g. The adsorption followed the Langmuir isotherm suggesting monolayer adsorption, and pseudo-second order kinetics model. Thermodynamic analysis demonstrated that the process was endothermic and spontaneous between 298 and 318 K. Desorption was effectively achieved using 30 % glycerol, with the chitosan maintaining efficacy for three cycles. The overall removal rate in real wastewater attained 96 %, with an adsorbent cost of 0.33 USD/g CR.</div></div>","PeriodicalId":8947,"journal":{"name":"Bioresource Technology Reports","volume":"30 ","pages":"Article 102132"},"PeriodicalIF":0.0,"publicationDate":"2025-05-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143904433","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Sequential C1 fermentation - Converting CO2 into L-glutamate, 3-hydroxypropionate or mevalonate using Acetobacterium woodii and Corynebacterium glutamicum 连续C1发酵-利用伍迪醋酸杆菌和谷氨酸棒状杆菌将二氧化碳转化为l -谷氨酸、3-羟丙酸或甲戊酸盐
Bioresource Technology Reports Pub Date : 2025-05-02 DOI: 10.1016/j.biteb.2025.102134
Christina Goldbeck, Felix Gaile, Tom Seitz, Annika Renner, Camilla Ullmann, Petra Dangel, Florian Kirschner, Daniel Siebert, Frank R. Bengelsdorf, Bernhard J. Eikmanns, Andreas Schwentner
{"title":"Sequential C1 fermentation - Converting CO2 into L-glutamate, 3-hydroxypropionate or mevalonate using Acetobacterium woodii and Corynebacterium glutamicum","authors":"Christina Goldbeck,&nbsp;Felix Gaile,&nbsp;Tom Seitz,&nbsp;Annika Renner,&nbsp;Camilla Ullmann,&nbsp;Petra Dangel,&nbsp;Florian Kirschner,&nbsp;Daniel Siebert,&nbsp;Frank R. Bengelsdorf,&nbsp;Bernhard J. Eikmanns,&nbsp;Andreas Schwentner","doi":"10.1016/j.biteb.2025.102134","DOIUrl":"10.1016/j.biteb.2025.102134","url":null,"abstract":"<div><div>We here apply sequential microbial bioprocesses by combining the acetate-producing features of <em>Acetobacterium woodii</em> from C1 substrates and the ability of <em>Corynebacterium glutamicum</em> to grow and to form value-added products from acetate. In a first fermentation, we demonstrate production of up to 400 mM bio-acetate with <em>A. woodii</em> from either CO<sub>2</sub> plus H<sub>2</sub> or from methanol under anaerobic conditions. In a subsequent cultivation, we employed <em>C. glutamicum</em> to convert the acetogen-derived bio-acetate into the amino acid L-glutamate (up to 13.1 mM = 1.93 g L<sup>−1</sup>), or the heterologous products 3-hydroxypropionate (up to 40.8 mM = 3.68 g L<sup>−1</sup>) and mevalonate (up to 11.3 mM = 1.67 g L<sup>−1</sup>). The sequential fermentation platform presented here thus allows efficient biosynthesis of C3, C5, and C6 products starting from low cost and readily available C1 substrates and demonstrates the potential of the approach to convert C1 compounds into biologically produced higher-value products.</div></div>","PeriodicalId":8947,"journal":{"name":"Bioresource Technology Reports","volume":"30 ","pages":"Article 102134"},"PeriodicalIF":0.0,"publicationDate":"2025-05-02","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143918327","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Feasibility of ferrous iron addition to promote the pure Chlorella sp. granulation for mariculture wastewater treatment 添加亚铁促进小球藻纯造粒处理海水养殖废水的可行性
Bioresource Technology Reports Pub Date : 2025-05-01 DOI: 10.1016/j.biteb.2025.102129
Junsheng Chen , Biao Zhang , Xiaojing Yang , Yuqi Liu , Ziyang Zhang , Weiwei Huang , Ziwen Zhao
{"title":"Feasibility of ferrous iron addition to promote the pure Chlorella sp. granulation for mariculture wastewater treatment","authors":"Junsheng Chen ,&nbsp;Biao Zhang ,&nbsp;Xiaojing Yang ,&nbsp;Yuqi Liu ,&nbsp;Ziyang Zhang ,&nbsp;Weiwei Huang ,&nbsp;Ziwen Zhao","doi":"10.1016/j.biteb.2025.102129","DOIUrl":"10.1016/j.biteb.2025.102129","url":null,"abstract":"<div><div>The slow granulation of pure <em>Chlorella</em> sp. limits its application in mariculture wastewater treatment, necessitating strategies to enhance granulation and pollutant removal efficiency. This study investigated the effect of 10 mg/L Fe<sup>2+</sup> on <em>Chlorella</em> sp. granulation and pollutant removal over 120 days. During stage II (90–120 days) with Fe<sup>2+</sup> addition, mature granules formed, and removal efficiencies for COD, PO₄<sup>3−</sup>-P, and TN improved to 88.1 %, 96.4 %, and 97.2 %, respectively, compared to stage I (0–90 days). Fe<sup>2+</sup> increased the PN/PS ratio in extracellular polymeric substances (EPS) by 33.0–92.5 %, regulated EPS distribution, and promoted microbial aggregation. Functional heterotrophic bacteria, including denitrifying (<em>Unclassified_Rhodobacteraceae</em>, <em>Denitromonas</em>) and phosphorus-accumulating (<em>Pseudomonas</em>) microorganisms, were enriched by the end of the experiment. Their symbiotic relationship with microalgae ensured efficient pollutant removal and accelerated granulation. Thus, Fe<sup>2+</sup> addition offers a practical approach to enhance pure microalgae granulation and pollutant removal in mariculture wastewater treatment systems.</div></div>","PeriodicalId":8947,"journal":{"name":"Bioresource Technology Reports","volume":"30 ","pages":"Article 102129"},"PeriodicalIF":0.0,"publicationDate":"2025-05-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143924305","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Pretreatment and anaerobic co-digestion of lignocellulosic biomass: Recent developments 木质纤维素生物质的预处理和厌氧共消化:最新进展
Bioresource Technology Reports Pub Date : 2025-04-30 DOI: 10.1016/j.biteb.2025.102133
Shiva Lall Sunar , Madhu Kumar Kumara , Raj Kumar Oruganti , Kishan Kumar Khadka , Tarun K. Panda , Debraj Bhattacharyya
{"title":"Pretreatment and anaerobic co-digestion of lignocellulosic biomass: Recent developments","authors":"Shiva Lall Sunar ,&nbsp;Madhu Kumar Kumara ,&nbsp;Raj Kumar Oruganti ,&nbsp;Kishan Kumar Khadka ,&nbsp;Tarun K. Panda ,&nbsp;Debraj Bhattacharyya","doi":"10.1016/j.biteb.2025.102133","DOIUrl":"10.1016/j.biteb.2025.102133","url":null,"abstract":"<div><div>This review examines recent developments in pretreatment and anaerobic co-digestion of lignocellulosic biomass (LCB) for enhanced biogas production. Despite being the most abundant organic material with significant potential for renewable energy generation, LCB's complex structure of lignin, cellulose, and hemicellulose presents challenges for effective biodegradation. The review explores various pretreatment methods - physical (milling, microwave, extrusion), chemical (alkaline, acid, deep eutectic solvents), biological (fungi, enzymes), and physicochemical approaches that enhance LCB digestibility by breaking down its recalcitrant structure. Additionally, it examines the anaerobic co-digestion of LCB with nutrient-rich substrates like manure, food waste, algae, and wastewater sludge to optimize the carbon-to‑nitrogen ratio and improve methane yields. The paper highlights how combining different pretreatment techniques and employing co-digestion approaches enhances biogas production efficiency. This comprehensive analysis provides valuable insights into developing more effective and sustainable methods for converting LCB into biogas, supporting the transition from fossil fuels to renewable energy sources.</div></div>","PeriodicalId":8947,"journal":{"name":"Bioresource Technology Reports","volume":"30 ","pages":"Article 102133"},"PeriodicalIF":0.0,"publicationDate":"2025-04-30","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143906911","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Preparation of magnesium acetate-modified pineapple crown waste hydrochar via co-hydrothermal carbonization for a specific azo dye adsorption 用共水热炭化法制备醋酸镁改性菠萝冠废炭对偶氮染料的吸附
Bioresource Technology Reports Pub Date : 2025-04-29 DOI: 10.1016/j.biteb.2025.102127
Muhammad Zulfajri , Muhammad Adlim , Nurlena Andalia , Akhtar Rasool , Sri Sudewi , Genin Gary Huang
{"title":"Preparation of magnesium acetate-modified pineapple crown waste hydrochar via co-hydrothermal carbonization for a specific azo dye adsorption","authors":"Muhammad Zulfajri ,&nbsp;Muhammad Adlim ,&nbsp;Nurlena Andalia ,&nbsp;Akhtar Rasool ,&nbsp;Sri Sudewi ,&nbsp;Genin Gary Huang","doi":"10.1016/j.biteb.2025.102127","DOIUrl":"10.1016/j.biteb.2025.102127","url":null,"abstract":"<div><div>This study developed a sustainable hydrochar (HC) adsorbent from pineapple crown waste (PCW), an agricultural byproduct, through co-hydrothermal carbonization (co-HTC) with magnesium acetate (MgAc) to investigate its dye adsorption capacity. Incorporating MgAc during carbonization modified the HC's structure, increasing oxygen-functional groups for better adsorption properties. Structural and functional analyses using SEM, FTIR, UV–Vis, TGA, DTA, XPS, XRD, BET, and CHN analyzer confirmed that the modified HC exhibited excellent affinity for methylene blue (MB) dye among other azo dyes, attributed to electrostatic attraction, π–π interactions, hydrogen bonding, and pore filling/intra-particle diffusion between active sites of MB and hydrochar's carbon backbone and functional groups. These findings highlight co-HTC with MgAc as a green, economical process for converting waste into a practical, eco-friendly material for dye removal, supporting waste valorization and environmental remediation efforts.</div></div>","PeriodicalId":8947,"journal":{"name":"Bioresource Technology Reports","volume":"30 ","pages":"Article 102127"},"PeriodicalIF":0.0,"publicationDate":"2025-04-29","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143904434","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
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