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Current Opinion in Chemical Engineering最新文献

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Step-scheme heterojunction photocatalyst: preparation, application and future outlook 阶梯型异质结光催化剂：制备、应用与未来展望
IF 8 2区 工程技术
Current Opinion in Chemical Engineering Pub Date : 2024-07-04 DOI: 10.1016/j.coche.2024.101042
Tingting Li, Wenqing Zhou, Yuxi Lin, Fulin Yang, Fang Deng, Xinman Tu
{"title":"Step-scheme heterojunction photocatalyst: preparation, application and future outlook","authors":"Tingting Li,&nbsp;Wenqing Zhou,&nbsp;Yuxi Lin,&nbsp;Fulin Yang,&nbsp;Fang Deng,&nbsp;Xinman Tu","doi":"10.1016/j.coche.2024.101042","DOIUrl":"https://doi.org/10.1016/j.coche.2024.101042","url":null,"abstract":"<div><p>Photocatalysis utilizes inexhaustible solar energy to provide a green and sustainable solution for environmental remediation and energy storage. The step-scheme (S-scheme) heterojunction was proposed to overcome the deficiencies of traditional type-II and Z-scheme heterojunctions in terms of kinetics and thermodynamics. This review aims to convey the state-of-the-art progress and achievements in the development of S-scheme heterojunctions. Firstly, the origins and fundamental principles of S-scheme heterojunctions were summarized. Secondly, the significant applications of S-scheme heterojunctions photocatalysts in hydrogen/hydrogen peroxide production, CO<sub>2</sub> reduction, pollutants degradation and bacteria disinfection were discussed. Thirdly, the facing challenges and prospects of S-scheme heterojunctions in industrial application were highlighted. At last, we proposed the future direction of researching S-scheme heterojunctions, including NIR absorption, interface engineering, co-catalysts, IT techniques and experimental robots, in order to provide novel insight for clean energy exploration and environmental issues treatment.</p></div>","PeriodicalId":292,"journal":{"name":"Current Opinion in Chemical Engineering","volume":"45 ","pages":"Article 101042"},"PeriodicalIF":8.0,"publicationDate":"2024-07-04","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141542558","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
When the fate of electrons matters — strategies for correct heterojunction classification in photocatalysis 电子的命运很重要--光催化中正确的异质结分类策略
IF 8 2区 工程技术
Current Opinion in Chemical Engineering Pub Date : 2024-07-04 DOI: 10.1016/j.coche.2024.101041
Kaja Spilarewicz , Krystian Mróz , Marcin Kobielusz , Wojciech Macyk
{"title":"When the fate of electrons matters — strategies for correct heterojunction classification in photocatalysis","authors":"Kaja Spilarewicz ,&nbsp;Krystian Mróz ,&nbsp;Marcin Kobielusz ,&nbsp;Wojciech Macyk","doi":"10.1016/j.coche.2024.101041","DOIUrl":"https://doi.org/10.1016/j.coche.2024.101041","url":null,"abstract":"<div><p>Composites of semiconductors forming various heterojunctions have become more and more extensively explored in photocatalysis, but the heterojunction classification seems abstruse. This paper aims to present a strategy for correctly elucidating the heterojunction type. The following guidelines are proposed: (I) the determination of band alignment, (II) the thermodynamic analysis of the interface, and (III) the verification of charge fate and charge transfer kinetics under irradiation. The experimental techniques appropriate for particular steps, including novel approaches, are listed, and their limitations are identified. Following the presented strategy, it is possible to conduct the analysis, which explores the intricate dynamics of photoinduced charges within correctly classified heterojunctions. Such a strategy gives a more reliable picture than often presented, oversimplified study.</p></div>","PeriodicalId":292,"journal":{"name":"Current Opinion in Chemical Engineering","volume":"45 ","pages":"Article 101041"},"PeriodicalIF":8.0,"publicationDate":"2024-07-04","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141542559","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Recent progress on S-scheme heterojunction strategy enabling polymer carbon nitrides C3N4 and C3N5 enhanced photocatalysis in energy conversion and environmental remediation 使聚合物碳氮化物 C3N4 和 C3N5 在能量转换和环境修复中实现增强型光催化的 S 型异质结战略的最新进展
IF 8 2区 工程技术
Current Opinion in Chemical Engineering Pub Date : 2024-07-03 DOI: 10.1016/j.coche.2024.101040
Junlei Zhang , Guojia Yu , Chaoyang Yang , Shijie Li
{"title":"Recent progress on S-scheme heterojunction strategy enabling polymer carbon nitrides C3N4 and C3N5 enhanced photocatalysis in energy conversion and environmental remediation","authors":"Junlei Zhang ,&nbsp;Guojia Yu ,&nbsp;Chaoyang Yang ,&nbsp;Shijie Li","doi":"10.1016/j.coche.2024.101040","DOIUrl":"https://doi.org/10.1016/j.coche.2024.101040","url":null,"abstract":"<div><p>Polymer carbon nitrides, such as C<sub>3</sub>N<sub>4</sub> and C<sub>3</sub>N<sub>5</sub>, have considerable promise in photocatalysis because of their unusual thermostability, nontoxicity, and high solar energy usage efficiency. The S-scheme charge transfer mechanism can strengthen the whole photoactivity of a heterojunction by facilitating effective charge separation and maximizing redox capabilities. We outline the evolution from classic C<sub>3</sub>N<sub>4</sub> to current C<sub>3</sub>N<sub>5</sub>, as well as the advanced S-scheme heterojunction technique for further photocatalysis advancement in energy conversion and environmental remediation. Furthermore, an outlook on future challenges and prospects for C<sub>3</sub>N<sub>4</sub>- and C<sub>3</sub>N<sub>5</sub>-based S-scheme heterojunction photocatalysts is presented.</p></div>","PeriodicalId":292,"journal":{"name":"Current Opinion in Chemical Engineering","volume":"45 ","pages":"Article 101040"},"PeriodicalIF":8.0,"publicationDate":"2024-07-03","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141542557","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
The future of digital applications in pharmaceutical operations 制药业务中数字应用的未来
IF 8 2区 工程技术
Current Opinion in Chemical Engineering Pub Date : 2024-06-29 DOI: 10.1016/j.coche.2024.101038
Constantinos C Pantelides, Frances E Pereira
{"title":"The future of digital applications in pharmaceutical operations","authors":"Constantinos C Pantelides,&nbsp;Frances E Pereira","doi":"10.1016/j.coche.2024.101038","DOIUrl":"https://doi.org/10.1016/j.coche.2024.101038","url":null,"abstract":"<div><p>Digital applications (DAs) are online/real-time software systems for decision support and control of process operations. They deliver superior process performance by drawing on accurate models derived from prior scientific and engineering knowledge, combined with plant data. This article reviews recent developments on DAs for open-loop process monitoring and closed-loop control in pharmaceutical operations and analyzes the requirements that they pose on the underlying mathematical models. It also discusses the challenges that need to be overcome to allow their deployment at scale in the pharmaceutical sector.</p></div>","PeriodicalId":292,"journal":{"name":"Current Opinion in Chemical Engineering","volume":"45 ","pages":"Article 101038"},"PeriodicalIF":8.0,"publicationDate":"2024-06-29","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141481715","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Photothermal-mediated advanced oxidation processes for wastewater purification 用于废水净化的光热介导高级氧化工艺
IF 8 2区 工程技术
Current Opinion in Chemical Engineering Pub Date : 2024-06-28 DOI: 10.1016/j.coche.2024.101039
Fengting He , Haijun Chen , Jing Li , Chaocheng Zhao , Jinqiang Zhang , Shaobin Wang
{"title":"Photothermal-mediated advanced oxidation processes for wastewater purification","authors":"Fengting He ,&nbsp;Haijun Chen ,&nbsp;Jing Li ,&nbsp;Chaocheng Zhao ,&nbsp;Jinqiang Zhang ,&nbsp;Shaobin Wang","doi":"10.1016/j.coche.2024.101039","DOIUrl":"https://doi.org/10.1016/j.coche.2024.101039","url":null,"abstract":"<div><p>Advanced oxidation processes (AOPs) stand out as promising solutions for wastewater purification. An integration of a photothermal effect in AOPs will bring about a transformative impact on the processes. This innovative approach will boost treatment efficiency and overcome the limitations of the conventional ones. In this review, we thoroughly investigate the progress of applying a photothermal effect on various AOPs technologies for robust wastewater treatment. Our discussion encompasses the origin of the photothermal effect, elucidation of its working principles, and a summary of strategies for engineering the photothermal effect to catalytically remove contaminants. Furthermore, we delve into the diverse applications of photothermal effect in wastewater treatment technologies, spanning photocatalysis, peroxymonosulfate activation, and the Fenton reaction. Finally, we identify some challenges and outline future prospectives for the implementation of photothermal wastewater treatment. This review is anticipated to rejuvenate conventional AOPs, offering more clean, sustainable, and efficient technologies for wastewater treatment.</p></div>","PeriodicalId":292,"journal":{"name":"Current Opinion in Chemical Engineering","volume":"45 ","pages":"Article 101039"},"PeriodicalIF":8.0,"publicationDate":"2024-06-28","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.sciencedirect.com/science/article/pii/S2211339824000406/pdfft?md5=20f734adaff970ea00793319edbee089&pid=1-s2.0-S2211339824000406-main.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141481714","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Assessing the industrialization progress of hydrodynamic cavitation process intensification technology: a review 评估水动力空化工艺强化技术的产业化进展：综述
IF 8 2区 工程技术
Current Opinion in Chemical Engineering Pub Date : 2024-06-25 DOI: 10.1016/j.coche.2024.101037
Xun Sun , Haozhen Xu , Xiaoxu Xuan , Sivakumar Manickam , Grzegorz Boczkaj , Benlong Wang
{"title":"Assessing the industrialization progress of hydrodynamic cavitation process intensification technology: a review","authors":"Xun Sun ,&nbsp;Haozhen Xu ,&nbsp;Xiaoxu Xuan ,&nbsp;Sivakumar Manickam ,&nbsp;Grzegorz Boczkaj ,&nbsp;Benlong Wang","doi":"10.1016/j.coche.2024.101037","DOIUrl":"https://doi.org/10.1016/j.coche.2024.101037","url":null,"abstract":"<div><p>Hydrodynamic cavitation (HC) is widely acknowledged as a promising green approach for enhancing various production and waste management processes, such as water treatment, sludge pretreatment, lignocellulosic biomass (LCB) pretreatment, emulsification, and food processing. Despite demonstrating superior industrialization potential compared with other emerging technologies such as ultrasound and microwave, the widespread commercial adoption of HC remained limited even after three decades of development. This review aims to assess the current distance from industrialization and promote the advancement of HC by summarizing recent progress in the pilot or full-scale applications, particularly in biodiesel synthesis, water treatment, and the pretreatment of sludge and LCB. Special attention is given to treatment capacity and economic efficiency.</p></div>","PeriodicalId":292,"journal":{"name":"Current Opinion in Chemical Engineering","volume":"45 ","pages":"Article 101037"},"PeriodicalIF":8.0,"publicationDate":"2024-06-25","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141481716","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Bismuth inorganics-based carbon nitride g-C3N4 heterojunctions for the enhanced photodegradation of organic pollutants and H2 production 基于无机铋的氮化碳 g-C3N4 异质结用于增强有机污染物的光降解和 H2 生产
IF 6.6 2区 工程技术
Current Opinion in Chemical Engineering Pub Date : 2024-06-19 DOI: 10.1016/j.coche.2024.101036
Yanzhong Zhen , Feng Fu , Yucang Liang
{"title":"Bismuth inorganics-based carbon nitride g-C3N4 heterojunctions for the enhanced photodegradation of organic pollutants and H2 production","authors":"Yanzhong Zhen ,&nbsp;Feng Fu ,&nbsp;Yucang Liang","doi":"10.1016/j.coche.2024.101036","DOIUrl":"https://doi.org/10.1016/j.coche.2024.101036","url":null,"abstract":"<div><p>The fabrication of heterojunction has attracted much attention in the photodegradation of organic pollutants and water splitting due to that heterojunction structure markedly improved the separation efficiency of photogenerated carriers. In this review, Z-/S-scheme bismuth inorganics-based graphite carbon nitride heterojunctions are summarized for the enhanced photodegradation of organic pollutants and H<sub>2</sub> production. The main active species, photocatalytic degradation mechanism, and pathways of how the various heterojunctions perform the efficient improvement of photocatalytic efficiency are further addressed. Finally, the challenges and perspectives about this aspect of research are emphasized.</p></div>","PeriodicalId":292,"journal":{"name":"Current Opinion in Chemical Engineering","volume":"45 ","pages":"Article 101036"},"PeriodicalIF":6.6,"publicationDate":"2024-06-19","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"https://www.sciencedirect.com/science/article/pii/S2211339824000376/pdfft?md5=a9a3794bc133362a2316ad06a43e0d80&pid=1-s2.0-S2211339824000376-main.pdf","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141429891","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"OA","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Advanced methodologies for model-based optimization and control of pharmaceutical processes 基于模型的制药过程优化和控制的先进方法
IF 6.6 2区 工程技术
Current Opinion in Chemical Engineering Pub Date : 2024-06-18 DOI: 10.1016/j.coche.2024.101035
Francesco Destro , Pavan K Inguva , Prakitr Srisuma , Richard D Braatz
{"title":"Advanced methodologies for model-based optimization and control of pharmaceutical processes","authors":"Francesco Destro ,&nbsp;Pavan K Inguva ,&nbsp;Prakitr Srisuma ,&nbsp;Richard D Braatz","doi":"10.1016/j.coche.2024.101035","DOIUrl":"https://doi.org/10.1016/j.coche.2024.101035","url":null,"abstract":"<div><p>Traditionally, the pharmaceutical industry relied on resource-intensive and empirical methods for process development, optimization, and control. Heuristic approaches to pharmaceutical development and manufacturing have led to an unsustainable number of drug shortages and recalls and to escalating costs for launching new drug products. Optimization and control strategies rooted on process modeling are helping to advance pharmaceutical manufacturing by reducing development times and manufacturing costs, improving productivity and quality control, and enhancing process understanding. This perspective discusses recent developments toward model-based optimization, state estimation, and control of pharmaceutical processes. Ancillary areas such as software tools, equipment and sensor technology, and process modeling are first covered. Then, several recent academic and industrial case studies are discussed to highlight workflows and benefits related to the implementation of model-based optimization, state estimation, and control in (bio)pharmaceutical manufacturing. Finally, strategies for overcoming current challenges in the real-world application of model-based optimization and control are discussed.</p></div>","PeriodicalId":292,"journal":{"name":"Current Opinion in Chemical Engineering","volume":"45 ","pages":"Article 101035"},"PeriodicalIF":6.6,"publicationDate":"2024-06-18","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141423292","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
On the role of digital tools in nitrosamine risk assessment for drug substance and drug product manufacturing processes 数字工具在药物和药物产品生产过程亚硝胺风险评估中的作用
IF 6.6 2区 工程技术
Current Opinion in Chemical Engineering Pub Date : 2024-06-08 DOI: 10.1016/j.coche.2024.101030
Ayse Eren , David Moon , Timothy Curran , Carla Luciani
{"title":"On the role of digital tools in nitrosamine risk assessment for drug substance and drug product manufacturing processes","authors":"Ayse Eren ,&nbsp;David Moon ,&nbsp;Timothy Curran ,&nbsp;Carla Luciani","doi":"10.1016/j.coche.2024.101030","DOIUrl":"https://doi.org/10.1016/j.coche.2024.101030","url":null,"abstract":"<div><p>Nitrosamine risk assessments are useful to identify processes and/or materials that exhibit legitimate safety concerns to evaluate appropriate actions and controls. Fundamental understanding of nitrosamine toxicity, formation pathways, fate, and purge aid risk quantification. In this work, available digital tools to aid nitrosamine risk assessments are reviewed. From structure–activity relationships through kinetic models to purge factors, these tools can shed light on the various aspects of a nitrosamine risk assessment. While tremendous progress has been made over the last few years, industry, academia, and government still need to focus on supporting science-based decisions and the integration of diverse tools to provide a holistic view of the nitrosamine risk.</p></div>","PeriodicalId":292,"journal":{"name":"Current Opinion in Chemical Engineering","volume":"45 ","pages":"Article 101030"},"PeriodicalIF":6.6,"publicationDate":"2024-06-08","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141291423","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"工程技术","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Metal–organic framework–based heterojunctions for photocatalysis 基于金属有机框架的光催化异质结
IF 6.6 2区 工程技术
Current Opinion in Chemical Engineering Pub Date : 2024-06-06 DOI: 10.1016/j.coche.2024.101033
Ran Tai , Runjie Wu , Mingzhu Zhang , Jie Yuan , John Tressel , Yao Tang , Qiang Wang , Shaowei Chen
{"title":"Metal–organic framework–based heterojunctions for photocatalysis","authors":"Ran Tai ,&nbsp;Runjie Wu ,&nbsp;Mingzhu Zhang ,&nbsp;Jie Yuan ,&nbsp;John Tressel ,&nbsp;Yao Tang ,&nbsp;Qiang Wang ,&nbsp;Shaowei Chen","doi":"10.1016/j.coche.2024.101033","DOIUrl":"https://doi.org/10.1016/j.coche.2024.101033","url":null,"abstract":"<div><p>Metal–organic frameworks (MOFs) have attracted much attention in photocatalysis due to their unique molecular architecture and diverse composition, where the performance can be effectively enhanced by the construction of heterojunctions. In this review, we summarize the recent progress of MOF-based photocatalysts with traditional heterojunctions (e.g. type I, type II, and p-n type) as well as Z- and S-scheme and even multicomponent heterojunctions, where the advantages and disadvantages of these heterojunctions in their photocatalytic applications toward environmental remediation and energy conversion are critically discussed. The review is concluded with a perspective for the further development of high-performance photocatalysts based on deliberate heterojunction engineering of MOF materials.</p></div>","PeriodicalId":292,"journal":{"name":"Current Opinion in Chemical Engineering","volume":"45 ","pages":"Article 101033"},"PeriodicalIF":6.6,"publicationDate":"2024-06-06","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"141286532","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":2,"RegionCategory":"工程技术","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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