Sustainable Chemistry One World最新文献

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Recent advances in cathode materials for sustainability in lithium-ion batteries
Sustainable Chemistry One World Pub Date : 2024-12-24 DOI: 10.1016/j.scowo.2024.100042
Monika, Ashish Kumar Mishra, Balbir Singh Patial
{"title":"Recent advances in cathode materials for sustainability in lithium-ion batteries","authors":"Monika,&nbsp;Ashish Kumar Mishra,&nbsp;Balbir Singh Patial","doi":"10.1016/j.scowo.2024.100042","DOIUrl":"10.1016/j.scowo.2024.100042","url":null,"abstract":"<div><div>The development of advanced lithium-ion batteries (LIBs) with high energy density, power density and structural stability has become critical pursuit to meet the growing requirement for high efficiency energy sources for electric vehicles and electronic devices. The cathode material, being the heaviest component of LIBs and constituting over 41% of the entire cell, plays a pivotal role in determining battery performance. This work uniquely traces the evolution of cathode materials over time, revealing how advancements have shaped modern LIBs. In this paper, we emphasize the innovative approaches used to optimize the porosity, structure and morphology of cathode materials and their intimate correlation with electrochemical properties. Several cathode materials for LIBs including layered transition metal oxides, spinel oxides, olivine oxides are discussed in this review paper along with their advantages and disadvantages. This paper encourages a deeper comprehension of the electrochemical characteristics and cyclic effectiveness of materials with cathode crystal structures. Our analyses underscore the potential for next-generation cathode materials to revolutionize LIB technology, significantly lowering costs while enhancing performance.</div></div>","PeriodicalId":101197,"journal":{"name":"Sustainable Chemistry One World","volume":"5 ","pages":"Article 100042"},"PeriodicalIF":0.0,"publicationDate":"2024-12-24","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143143520","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
Electrochemical performance of locust bean waste and coal in a molten carbonate direct carbon fuel cell
Sustainable Chemistry One World Pub Date : 2024-12-09 DOI: 10.1016/j.scowo.2024.100041
Emmanuel Yakubu , Alexander I. Ikeuba , Chigoziri N. Njoku , Olakekan D. Adeniyi
{"title":"Electrochemical performance of locust bean waste and coal in a molten carbonate direct carbon fuel cell","authors":"Emmanuel Yakubu ,&nbsp;Alexander I. Ikeuba ,&nbsp;Chigoziri N. Njoku ,&nbsp;Olakekan D. Adeniyi","doi":"10.1016/j.scowo.2024.100041","DOIUrl":"10.1016/j.scowo.2024.100041","url":null,"abstract":"<div><div>The Electrochemical Performance of Locust bean waste (LBW) and coal was investigated as solid fuels in Molten Carbonate Direct Carbon Fuel Cell (MCDCFC) within an operating temperature range of 500–800 °C using five different resistor loads (1 Ω, 2 Ω, 3 Ω, 4 Ω &amp; 5 Ω). The elemental analysis identified high carbon and low sulfur in char samples obtained from Coal, LBW, and the combination (LBW &amp; Coal at a ratio of 1:2). The XRD investigation showed that the char samples are characterized by crystalline and disordered structures for Coal and LBW respectively. When subjected to a temperature of 800 °C and a resistance of 1 Ω, the combined fuel (LBW &amp; Coal) exhibited an open circuit voltage of 1.16 V, a current density of 43.2 mA/cm<sup>2</sup>, and a power density of 2.91 mW/cm<sup>2</sup>, achieving an efficiency of 73 %. When analysed using scanning electron microscopy (SEM), the composite revealed superior qualities attributed to the presence of fine particles. The phase composition of each fuel was evaluated through X-ray diffraction (XRD) analysis. The peak for the LBW, Coal, and the combined fuel was identified at angles of 25.988°, 26.24°, and 26.637° respectively, with corresponding inter-planar spacings of 3.42 Å for LBW fuel and 3.34 Å for coal and the other fuel.</div></div>","PeriodicalId":101197,"journal":{"name":"Sustainable Chemistry One World","volume":"5 ","pages":"Article 100041"},"PeriodicalIF":0.0,"publicationDate":"2024-12-09","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143143759","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
Taxonomic exploration and molecular characterization of a novel Eleocharis species in Vietnam
Sustainable Chemistry One World Pub Date : 2024-12-08 DOI: 10.1016/j.scowo.2024.100040
Quoc Phu Dao , Thach Le Bui , Nga Phi Nguyen , Anh Phuong Tran , Ha Manh Bui
{"title":"Taxonomic exploration and molecular characterization of a novel Eleocharis species in Vietnam","authors":"Quoc Phu Dao ,&nbsp;Thach Le Bui ,&nbsp;Nga Phi Nguyen ,&nbsp;Anh Phuong Tran ,&nbsp;Ha Manh Bui","doi":"10.1016/j.scowo.2024.100040","DOIUrl":"10.1016/j.scowo.2024.100040","url":null,"abstract":"<div><div>This study investigates the morphological and molecular characterization of a newly discovered <em>Eleocharis</em> species collected from southern Vietnam, subsequently named <em>Eleocharis bop</em>. Initially mistaken for a variant of <em>Eleocharis dulcis</em> due to habitat similarities, <em>E. bop</em> was found to exhibit distinct morphological traits, including unique tuber characteristics, perianth bristles that are 2–3 times longer than the achene and small, isodiametric hexagonal to pentagonal epidermal cells on the achene. Molecular analysis using Internal Transcribed Spacer 1 (ITS1) sequencing and phylogenetic tree construction further confirms its differentiation within the genus. This species inhabits freshwater and slightly saline environments (salinity 1–4 ‰, pH 2–7) and is classified under the subgenus <em>Limnochloa</em>. Based on the findings, <em>E. bop</em> is likely a new species in Vietnam and the world. This research contributes to the taxonomic understanding of the genus <em>Eleocharis</em> and supports the goals of biodiversity conservation in line with the United Nations' Sustainable Development Goals (SDGs) 13.</div></div>","PeriodicalId":101197,"journal":{"name":"Sustainable Chemistry One World","volume":"5 ","pages":"Article 100040"},"PeriodicalIF":0.0,"publicationDate":"2024-12-08","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143143522","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
Methane mapping in Greater Accra: Isotopic signatures and mobile detection techniques in a developing urban landscape
Sustainable Chemistry One World Pub Date : 2024-12-06 DOI: 10.1016/j.scowo.2024.100036
Ebenezer Aquisman Asare , Dickson Abdul-Wahab , Anita Asamoah , Samuel Boakye Dampare , Rafeah Wahi , Elsie Effah Kaufmann , Zainab Ngaini , Charles Kofi Klutse , Nana Ama Browne Klutse , Archibold Buah-Kwofie , Omolayo Ajoke Omorinoye
{"title":"Methane mapping in Greater Accra: Isotopic signatures and mobile detection techniques in a developing urban landscape","authors":"Ebenezer Aquisman Asare ,&nbsp;Dickson Abdul-Wahab ,&nbsp;Anita Asamoah ,&nbsp;Samuel Boakye Dampare ,&nbsp;Rafeah Wahi ,&nbsp;Elsie Effah Kaufmann ,&nbsp;Zainab Ngaini ,&nbsp;Charles Kofi Klutse ,&nbsp;Nana Ama Browne Klutse ,&nbsp;Archibold Buah-Kwofie ,&nbsp;Omolayo Ajoke Omorinoye","doi":"10.1016/j.scowo.2024.100036","DOIUrl":"10.1016/j.scowo.2024.100036","url":null,"abstract":"<div><div>The study investigated the comprehensive mapping of methane mole fraction in Greater Accra Region, Ghana. It aims to quantify <em>δ</em><sup>13</sup>C-CH<sub>4</sub>, identify sources, and map methane levels, distinguishing between biogenic and thermogenic sources using isotopic analysis. On average, 300 study sites were spotted for each district in Greater Accra Region for methane concentrations mapping. A vehicle equipped with a G2201-i isotopic gas analyser was employed for isotopic measurements of <em>δ</em><sup>13</sup>C-CH<sub>4</sub>. The number of samples included in the Keeling plot for the plotting of the regression line in discerning isotopic signatures for the study data ranged from 4 – 19. The HYSPLIT (Hybrid Single Particle Lagrangian Integrated Trajectory) model was applied to help comprehend the dispersion patterns and tracing the origins of detected methane mole fraction in specific areas. Miller–Tans approach was used to estimate the average source signature across the dataset and obtained signature of source mix (‰) of −30 ± 1 ‰. The highest methane mole fraction was detected in Tema Metropolis, reaching 5.89 ppm with <em>δ</em><sup>13</sup>C-CH<sub>4</sub> value of −24 ± 2 ‰. The Accra Metropolis also had elevated methane levels at 5.08 ppm with <em>δ</em><sup>13</sup>C-CH<sub>4</sub> values of −24 ± 3 ‰. The isotopic signature of methane mixed-source in Greater Accra, derived using the Miller-Tans plot (-30 ± 1 ‰), indicating combustion and biomass burning emissions. Generally, the methane isotopic values in this region suggest a mix of natural gas leaks, wetlands, landfills, biomass burning, combustion process, and agricultural waste emissions. The data obtained provides a crucial primary representation of methane emissions in the Greater Accra-Region, and West African environment.</div></div>","PeriodicalId":101197,"journal":{"name":"Sustainable Chemistry One World","volume":"5 ","pages":"Article 100036"},"PeriodicalIF":0.0,"publicationDate":"2024-12-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143143757","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
Assessing the impact of land use and land cover changes on soil properties and carbon sequestration in the upper Himalayan Region of Gilgit, Pakistan
Sustainable Chemistry One World Pub Date : 2024-12-05 DOI: 10.1016/j.scowo.2024.100038
Danish Ali , Adnan Hussain , Farida Begum , Chitsan Lin , Shafiqa Ali , Wazir Aitizaz Ahsan , Ashiq Hussain , Fozia Hussain
{"title":"Assessing the impact of land use and land cover changes on soil properties and carbon sequestration in the upper Himalayan Region of Gilgit, Pakistan","authors":"Danish Ali ,&nbsp;Adnan Hussain ,&nbsp;Farida Begum ,&nbsp;Chitsan Lin ,&nbsp;Shafiqa Ali ,&nbsp;Wazir Aitizaz Ahsan ,&nbsp;Ashiq Hussain ,&nbsp;Fozia Hussain","doi":"10.1016/j.scowo.2024.100038","DOIUrl":"10.1016/j.scowo.2024.100038","url":null,"abstract":"<div><div>Soil plays a pivotal role in the global carbon cycle, serving as a principal carbon reservoir in terrestrial ecosystems. This study investigates the impact of land cover variations on soil properties and soil organic carbon stocks (SOCS) across a watershed. Statistical analyses indicate significant changes in soil organic carbon (SOC), bulk density (BD), electrical conductivity (EC), temperature, moisture, and pH influenced by land use, with pH changes not significant across depths. Forest lands exhibit the highest SOC levels (2.27 % in 0–20 cm layer) and SOCS (30.03 mg/ha in 0–20 cm layer), declining significantly with depth across all land types. Nitrate nitrogen (NO<sub>3</sub>-N) indicates lower soil quality in arable and pasture lands compared to forests, while exchangeable potassium (Ex. K) is higher in forests (118.3 mg/kg) than arable (114.6 mg/kg) and pasture lands (102.1 mg/kg). Pearson correlation analysis shows a positive relationship between SOCS and SOC. Soil textures vary with forest soils being silt loam and arable/pasture lands being loam. Using ArcGIS 10, supervised classification shows that forests, arable lands, and pastures cover 9.0 %, 1.8 %, and 8.2 % respectively of the 6407.88-hectare watershed in 2023. These findings emphasize the impacts of land development, conversion, and intensive agriculture on SOC stocks and carbon sequestration processes, underscoring the need for effective soil management strategies by local stakeholders and governmental agencies to enhance SOCS.</div></div>","PeriodicalId":101197,"journal":{"name":"Sustainable Chemistry One World","volume":"5 ","pages":"Article 100038"},"PeriodicalIF":0.0,"publicationDate":"2024-12-05","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143143519","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
Utilization of waste materials for ultra-lightweight and thermal insulating concrete blocks
Sustainable Chemistry One World Pub Date : 2024-12-03 DOI: 10.1016/j.scowo.2024.100039
Dung Doan Do , Nhat Tan Luong , Tai Thuc Tran , Ha Manh Bui
{"title":"Utilization of waste materials for ultra-lightweight and thermal insulating concrete blocks","authors":"Dung Doan Do ,&nbsp;Nhat Tan Luong ,&nbsp;Tai Thuc Tran ,&nbsp;Ha Manh Bui","doi":"10.1016/j.scowo.2024.100039","DOIUrl":"10.1016/j.scowo.2024.100039","url":null,"abstract":"<div><div>This study investigates the feasibility of utilizing waste materials—specifically fly ash, residual fuel catalytic cracking catalyst (RFCC), and honeycomb briquette ash—in the production of ultra-lightweight concrete blocks for thermal insulation applications. Physical properties such as dry density, water absorption, and compressive strength were evaluated alongside thermal conductivity and microstructural analysis. Additionally, the materials' compliance with hazardous substance regulations and fire resistance were examined. Economic analysis demonstrated substantial cost savings compared to conventional materials. Results indicate that while higher cement replacement ratios with waste materials generally reduce compressive strength, they enhance thermal insulation properties. The study concludes that these materials offer a viable solution for sustainable building construction, aligning environmental benefits with economic advantages.</div></div>","PeriodicalId":101197,"journal":{"name":"Sustainable Chemistry One World","volume":"5 ","pages":"Article 100039"},"PeriodicalIF":0.0,"publicationDate":"2024-12-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143143758","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
Characterization and mitigation strategies for inorganic scaling in reverse osmosis system treating brackish groundwater
Sustainable Chemistry One World Pub Date : 2024-12-01 DOI: 10.1016/j.scowo.2024.100035
Abdelilah Fatni , Mourad Addich , Abdelilah Essekri , Noureddine EL Baraka , Driss Azdem , Abdelaziz Ait Taleb , Abdellatif EL Hammadi
{"title":"Characterization and mitigation strategies for inorganic scaling in reverse osmosis system treating brackish groundwater","authors":"Abdelilah Fatni ,&nbsp;Mourad Addich ,&nbsp;Abdelilah Essekri ,&nbsp;Noureddine EL Baraka ,&nbsp;Driss Azdem ,&nbsp;Abdelaziz Ait Taleb ,&nbsp;Abdellatif EL Hammadi","doi":"10.1016/j.scowo.2024.100035","DOIUrl":"10.1016/j.scowo.2024.100035","url":null,"abstract":"<div><div>Water desalination has become a more effective and widespread technology for treating seawater and brackish water because of a shortage of freshwater resources in Morocco and the world. Reverse osmosis is a commonly used method for water desalination. Nevertheless, membrane fouling remains a serious problem facing this technique, including inorganic, organic, colloidal, and biofouling. This research aims to analyze the performance of reverse osmosis used on Souss Massa farm and solve the fouling issue by using the chemical and physical properties of feed, permeate, and reject water, thus the characterization of fouling deposited on the membrane. The fouling was characterized by several techniques, such as scanning electron microscopy coupled with energy dispersion X-ray spectroscopy, X-ray diffraction, and Fourier transform infrared spectroscopy. The analysis revealed that Ca<sup>2+</sup>, Na<sup>+</sup>, Cl<sup>–</sup>, HCO<sub>3</sub><sup>–</sup>, and SO<sub>4</sub><sup>2–</sup> are the most dominant ions in the feedwater. The predicting scaling indices and the characterization results of the scale structure developed on the membrane surface revealed that it was mainly composed of calcium carbonate and silica saturated. Changing the antiscalant and the proposed cleaning protocol prevent scale formation in reverse osmosis membranes and help increase and improve TDS's rejection rate from 94.23 % to 97.04 %.</div></div>","PeriodicalId":101197,"journal":{"name":"Sustainable Chemistry One World","volume":"5 ","pages":"Article 100035"},"PeriodicalIF":0.0,"publicationDate":"2024-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143143760","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
Phophorus and potassium recovery from cotton shell and sugarcane bagasse ashes
Sustainable Chemistry One World Pub Date : 2024-12-01 DOI: 10.1016/j.scowo.2024.100037
Samomssa Inna , Malele Dango Darnelle Ornella , Beng Arthur , Kamga Richard
{"title":"Phophorus and potassium recovery from cotton shell and sugarcane bagasse ashes","authors":"Samomssa Inna ,&nbsp;Malele Dango Darnelle Ornella ,&nbsp;Beng Arthur ,&nbsp;Kamga Richard","doi":"10.1016/j.scowo.2024.100037","DOIUrl":"10.1016/j.scowo.2024.100037","url":null,"abstract":"<div><div>The use of cotton shell and sugarcane bagasse to produce fuel in SODECOTON and SOSUCAM Cameroonian industries respectively has contributed to the production of a huge amount of ash, which can be used as raw material to produce fertilizer. The goal of this study is to assess the interaction effects of the physico-chemical parameters on the recovery performance of phosphorus and potassium. The results show that, taking individually, sulfuric acid concentration (X<sub>1</sub>), time (X<sub>2</sub>) and temperature (X<sub>3</sub>) decreases the amount of recovered phosphorus from cotton shell ash (P<sub>CSA</sub>) while X<sub>1</sub> and X<sub>3</sub> increase the amount of recovered phosphorus from sugarcane bagasse ash (P<sub>SBA</sub>) and X<sub>2</sub> decrease P<sub>SBA</sub>. Acetic acid concentration (Y<sub>1</sub>), Stirring speed (Y<sub>2</sub>) decrease the amount of potassium recovered from cotton shell ash (K<sub>CSA</sub>) meanwhile Stirring time (Y<sub>3</sub>) positively influences K<sub>CSA</sub> and Y<sub>1,</sub> Y<sub>2</sub>, Y<sub>3</sub> increase the amount of potassium recovered from sugarcane bagasse ash (K<sub>SBA</sub>)<sub>.</sub> The results also revealed that the interactions X<sub>1</sub>X<sub>2</sub>, X<sub>1</sub>X<sub>3</sub>, X<sub>2</sub>X<sub>3</sub> increase P<sub>CSA.</sub> The interactions X<sub>1</sub>X<sub>2</sub>, X<sub>1</sub>X<sub>3</sub>, X<sub>2</sub>X<sub>3</sub> decrease P<sub>SBA</sub>. The interaction Y<sub>1</sub>Y<sub>2</sub> negatively influences K<sub>CSA</sub> while the interactions Y<sub>1</sub>Y<sub>3</sub> and Y<sub>2</sub>Y<sub>3</sub> positively influence K<sub>CSA</sub>. The interaction Y<sub>1</sub>Y<sub>2</sub> increases K<sub>SBA</sub> while the interaction Y<sub>1</sub> Y<sub>3</sub> and Y<sub>3</sub>Y<sub>2</sub> decrease K<sub>SBA.</sub> The use of experimental design permits to understand the effect of physico-chemical parameters.</div></div>","PeriodicalId":101197,"journal":{"name":"Sustainable Chemistry One World","volume":"5 ","pages":"Article 100037"},"PeriodicalIF":0.0,"publicationDate":"2024-12-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143143762","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
Sustainable biodiesel production from waste cooking oil using highly effective CaO/hectorite catalyst: Process optimization, kinetic and thermodynamic studies.
Sustainable Chemistry One World Pub Date : 2024-11-29 DOI: 10.1016/j.scowo.2024.100034
Md Golam Mustafa , Bhaskar Singh , Gajendra Prasad Singh , R.K. Dey
{"title":"Sustainable biodiesel production from waste cooking oil using highly effective CaO/hectorite catalyst: Process optimization, kinetic and thermodynamic studies.","authors":"Md Golam Mustafa ,&nbsp;Bhaskar Singh ,&nbsp;Gajendra Prasad Singh ,&nbsp;R.K. Dey","doi":"10.1016/j.scowo.2024.100034","DOIUrl":"10.1016/j.scowo.2024.100034","url":null,"abstract":"<div><div>Biodiesel production through trans-esterification reaction requires design of efficient solid catalyst for sustainable use. This study reports a newly prepared CaO/hectorite catalyst for trans-esterification reaction of waste cooking oil (WCO). The catalyst material was prepared by wet impregnation method. Material characterization was done using various advanced instrumentation techniques such as FTIR, <sup>1</sup>H/<sup>13</sup>C NMR, XRD NMR, BET, TGA and FE-SEM. The result of FE-SEM characterization shows the surface heterogeneity in catalytic material. Further, an enhanced BET surface area (142.3 m<sup>2</sup> g<sup>−1</sup>) of CaO/hectorite indicated suitability of material for catalytic applications. Kissinger-Akahira-Sonuse (KAS) computational model was used to evaluate thermodynamic parameters. Response surface methodology (RSM) – Box Behnken model/ANOVA was used to draw the 3D-surface plots and 2D-contour plots for estimation of maximum biodiesel yield. The catalytic trans-esterification shows high biodiesel production (95 %) in an optimized reaction condition (10.5:1 methanol:oil molar ratio, 3.5 % catalyst loading, 57.5 °C reaction temperature and 105 min). It was found that the biodiesel produced from WCO has fuel characteristics complied with that of B100. The catalyst could be reused up to seven consecutive cycles operation resulting biodiesel production (&gt;80 % yield) thus indicating future commercial applications in a sustainable manner.</div></div>","PeriodicalId":101197,"journal":{"name":"Sustainable Chemistry One World","volume":"5 ","pages":"Article 100034"},"PeriodicalIF":0.0,"publicationDate":"2024-11-29","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"143143761","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
The impact of supplemental UV-B radiation on growth and biochemical constituents in Vigna unguiculata L. Walp and Pisum sativum L. 补充紫外线-B 辐射对 Vigna unguiculata L. Walp 和 Pisum sativum L. 的生长和生化成分的影响
Sustainable Chemistry One World Pub Date : 2024-11-10 DOI: 10.1016/j.scowo.2024.100033
S. Ven Vanitha Jenishree, A. Doss, N. Ahamed Kabir
{"title":"The impact of supplemental UV-B radiation on growth and biochemical constituents in Vigna unguiculata L. Walp and Pisum sativum L.","authors":"S. Ven Vanitha Jenishree,&nbsp;A. Doss,&nbsp;N. Ahamed Kabir","doi":"10.1016/j.scowo.2024.100033","DOIUrl":"10.1016/j.scowo.2024.100033","url":null,"abstract":"<div><div>This study investigates the impact of UV-B radiation on plant growth and biochemical constituents in <em>Vigna unguiculata</em> and <em>Pisum sativum</em> plants grown from non-irradiated and UV-B-irradiated seeds. The results show that plants grown from UV-B-irradiated seeds for 30, 60, and 90 minutes experienced significant reductions in plant height, root length, and shoot length compared to non-irradiated seeds. Additionally, plants with UV-B-irradiated seeds had less fresh and dry weight. The decline was particularly pronounced in plants exposed to UV-B radiation for 90 minutes. Chlorophyll a, b, and total chlorophyll (a+b) dropped significantly in plants grown from seeds exposed to UV-B radiation for 30, 60, and 90 minutes. The reduction was particularly significant in plants exposed to UV-B radiation for 90 minutes. Moreover, plants with higher levels of total free phenolics and tannins had higher contents compared to non-irradiated seeds. The level of total free phenols is higher in irradiated seeds of P. sativum than V. unguiculata. The plants exposed to UV-B radiation for 90 minutes showed a noticeable increase.</div></div>","PeriodicalId":101197,"journal":{"name":"Sustainable Chemistry One World","volume":"4 ","pages":"Article 100033"},"PeriodicalIF":0.0,"publicationDate":"2024-11-10","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"142659466","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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