Article
Green & Sustainable Science & Technology
Shasha Liu, Gang Wu, Yi Gao, Bin Li, Yu Feng, Jianbin Zhou, Xun Hu, Yong Huang, Shu Zhang, Hong Zhang
Summary: The study showed that catalytic reaction with activated char could increase the relative content of phenolic substances in bio-oil and create more active sites. At higher temperatures, the content of aromatic hydrocarbons in bio-oil increased while oxygen-containing compounds (such as ketones, acids, aldehydes) decreased.
Article
Energy & Fuels
Shuo Zhang, Yunfei Wu, Yiming Wang, Mei Zhong, Guijin Wang, Yanpeng Ban, Shun Zhao, Haoquan Hu, Lijun Jin
Summary: This study applied a CO2-enhanced water leaching method to remove alkali/alkaline earth metallic species from biochar and used the demineralized biochar as a catalyst for upgrading pyrolysis biooil. The results showed that the pore structure of the catalyst played a dominant role in increasing phenols contents, while alkali/alkaline earth metallic species enhanced the polymerization of aromatic hydrocarbons and the decarbonylation of oxygenated compounds.
Article
Energy & Fuels
Shiling Fan, Hao Li
Summary: This work comprehensively reviews the latest developments in the hydrosilylation of biomass, focusing on noble and non-noble metal catalysts. The study discusses the regulation of catalyst activity, selectivity, and stability in biomass derivatives hydrosilylation through different ligand structures and support microstructures. Additionally, various metal catalyzed hydrosilylation mechanisms are discussed in depth.
Article
Green & Sustainable Science & Technology
Rongge Zou, Chenxi Wang, Moriko Qian, Erguang Huo, Xiao Kong, Yunpu Wang, Leilei Dai, Lu Wang, Xuesong Zhang, Wendy C. Mateo, Roger Ruan, Hanwu Lei
Summary: In this study, microwave-assisted corn stover biochar was used as a catalyst, and it was found that the biochar significantly increased the selectivity of hydrogen in the syngas, reduced the wax yield, and showed good reusability.
JOURNAL OF CLEANER PRODUCTION
(2022)
Article
Green & Sustainable Science & Technology
Yifeng He, Ronghou Liu, Dominic Yellezuome, Wanxi Peng, Meisam Tabatabaei
Summary: This study focuses on the upgrading of biomass-derived bio-oil through catalytic hydrogenation. A new catalyst, Rh/ZrO2, was developed with high deoxygenation ability. Catalytic hydrogenation can remove oxygen from bio-oil and reduce its oxygen content, thereby enhancing its potential as a biofuel.
Article
Chemistry, Applied
Wei Luo, Siyan Zhang, Dongyu Zhang, Tao Wang, Hang Dong, Min Song, Qiyuan Tang, Zhi Zhou
Summary: Cheap biochar-supported catalyst has a promising application prospect in catalytic pyrolysis, showing catalytic activity for the preparation of high-value fuels and carbon nanotubes. The choice of metal/biochar catalyst has a significant impact on pyrolysis oil and CNTs yield, with Fe-loaded and Cu-loaded catalysts demonstrating contrasting effects. Cu-C is a cheap and efficient catalyst for producing high-value products.
FUEL PROCESSING TECHNOLOGY
(2022)
Review
Biochemistry & Molecular Biology
Ana R. P. Goncalves, Ana P. C. Ribeiro, Sofia Oriskova, Luisa M. D. R. S. Martins, Ana F. Cristino, Rui Galhano dos Santos
Summary: The conversion of renewable feedstocks into added-value products, such as biodiesel, has gained significant interest. Glycerol, a byproduct of biodiesel production, has the potential to be used as a chemical platform for producing various chemicals. Sustainable routes to obtain glycerol-based products are crucial. The use of biochar catalysts for glycerol transformation has been extensively studied in the past decade.
Article
Energy & Fuels
Xiaozhuang Zhuang, Ziyu Gan, Kehui Cen, Yuping Ba, Fan Chen, Dengyu Chen
Summary: The study investigated the production of biochar by co-pyrolysis of heavy bio-oil and apricot shell, finding that co-pyrolysis had a synergistic effect on improving the mass yield and fuel quality of biochar. Furthermore, the C/H ratio of biochar increased with higher pyrolysis temperature, residence time, and percentage of heavy bio-oil, indicating enhanced aromaticity.
Article
Chemistry, Applied
Ran Zhang, Yana Ju, Pei Wu, Jinyang Chen, Zhongwu Lv, Yalin Zhang, Shaotong Song, Zhanquan Zhang, Chenfei Ma, Ruolin Zhang, Zhijie Wu
Summary: In this study, ZSM-5 zeolite supported metal catalysts were developed for hydro-upgrading FCC gasoline, which effectively reduced olefin content and increased the content of aromatics and iso-alkanes, resulting in improved research octane number (RON).
Article
Energy & Fuels
Richa Chaudhary, Paresh L. Dhepe
Summary: The study focuses on the catalytic upgradation of aromatic monomers derived from lignin depolymerization for sustainable fuel and chemical production. It compares the effects of different basic supports for metal catalysts (Pt, Pd, Ru) on the upgradation of phenol, guaiacol, and eugenol. The presence of strong basic sites and the TON levels of metal catalysts play crucial roles in catalytic activity and product formation.
Article
Chemistry, Physical
Shuwen Wu, Aiyun Jiang, Xiaofei Zhou, Yingliang Liu, Shaokui Cao
Summary: A metal-free catalyst for acetylene hydrochlorination was prepared in this study, showing excellent catalytic activity and improved thermal stability in the reaction process.
MOLECULAR CATALYSIS
(2022)
Article
Energy & Fuels
Jayaseelan Arun, Kannappan Panchamoorthy Gopinath, Ramachandran Sivaramakrishnan, Nagarajan Vikas Madhav, Krishnan Abhishek, Vijaya Gurumurthy Karthik Ramanan, Arivalagan Pugazhendhi
Summary: This study focused on enhancing the value of cattails biomass from wastewater through hydrothermal liquefaction and Hydro-deoxygenation processes using a carbon supported catalyst. The results showed high bio-oil yield and deoxygenation efficiency, demonstrating the potential for sustainable bio-oil production from wastewater-grown cattails biomass.
Article
Chemistry, Applied
Jinshu Huang, Yumei Jian, Hu Li, Zhen Fang
Summary: A novel biochar catalyst was prepared by thermochemical treatment of lignin-derived monomers at a low temperature, showing good structure and controllable acidity, high stability, recyclability, and high efficiency for biodiesel production.
Article
Green & Sustainable Science & Technology
Goutham Rangarajan, Jia Min Koh, Ramin Farnood
Summary: We developed a biochar-based solid-acid catalyst (SBC) through the pyrolysis of rice straw biomass followed by H2SO4 treatment. This novel catalyst exhibited excellent catalytic performance in the activation of H2O2 under circumneutral pH, visible-light irradiation, and Fe-free conditions. The SBC catalyst remained stable and could be recycled without significant deactivation.
JOURNAL OF CLEANER PRODUCTION
(2023)
Article
Agricultural Engineering
Chenxi Wang, Hanwu Lei, Yunfeng Zhao, Moriko Qian, Xiao Kong, Wendy Mateo, Rongge Zou, Roger Ruan
Summary: The catalytic pyrolysis of Douglas fir using nanocellulose derived biochar catalyst significantly enhances the production of phenolic monomers and hydrogen. Under certain temperature and ratio conditions, the concentrations of phenol, cresols, and dimethylphenols can be greatly increased or decreased. Reusing the biochar catalysts still leads to a much higher concentration of phenolic monomers and hydrogen compared to processes without catalysts.
BIORESOURCE TECHNOLOGY
(2021)
Review
Chemistry, Multidisciplinary
Man Lang, Hao Li
Summary: The article discusses the production of adipic acid, emphasizing the importance of green and environmentally friendly approaches, and summarizes the latest advances and future prospects for sustainable preparation of adipic acid.
Article
Energy & Fuels
Tong Li, Hao Li, Chunli Li
Summary: The research team developed a carbon-based supported Pd catalyst through defects enhancement engineering for vanillin hydrodeoxygenation under mild conditions, revealing a negative correlation between carbon defects and catalyst activity.
Article
Energy & Fuels
Chunli Li, Yahui Zhang, Ji Ju, Hao Li
Summary: In this study, a N-doped carbon nanospheres-supported Pd catalyst for hydrodeoxygenation was designed by defect-enhancement engineering. The research found that enhancing defects could improve the dispersion of Pd nanoparticles, thus enhancing the catalytic activity under mild conditions. Additionally, the catalyst showed good recyclability.
Article
Chemistry, Multidisciplinary
Ning Liu, Zhensheng Yang, Yue Sun, Linna Shan, Hao Li, Zhiying Wang
Summary: Superhydrophobic isotactic polypropylene (iPP) microporous membranes with the lotus effect and rose-petal effect were prepared via micromolding phase separation. The membranes with the lotus effect showed better performance in terms of oil permeate flux, separation efficiency, anti-fouling ability, and recyclability compared to those with the rose-petal effect.
Article
Chemistry, Multidisciplinary
Man Lang, Hao Li
Summary: This article focuses on the latest advances in the hydrodeoxygenation (HDO) of lignin-derived phenolic compounds for the sustainable production of arenes. It systematically classifies and summarizes the newest achievements and reaction mechanisms of different types of catalysts involved in the HDO processes. The aim is to provide new research ideas and stimulate inspiration for scientists to contribute toward the development of a sustainable and carbon-neutral society.
ACS SUSTAINABLE CHEMISTRY & ENGINEERING
(2022)
Review
Chemistry, Physical
Shumei Feng, Yanyan Geng, Hongyan Liu, Hao Li
Summary: Intermetallic compounds (IMCs) play a crucial role in green manufacturing and energy conversion. This review examines methods for controlling the size and shape of IMCs, discusses characterization techniques, and highlights their unique catalytic properties and structure-activity relationship.
Article
Energy & Fuels
Yongqi Kuang, Yahui Zhang, Hao Li
Summary: In this study, a novel catalyst Pd/CNS was synthesized, which showed high selectivity for biomass hydrodeoxygenation under mild conditions. The ratio of S and N doping could be controlled by adjusting the amount of trithiocyanuric acid and 3-aminophenol precursors. The coordinated effect of N/S contributed to the formation of electron-rich defect surfaces, stabilizing Pd nanoparticles and accelerating substrate adsorption.
Review
Energy & Fuels
Man Lang, Hao Li
Summary: This review highlights recent achievements in catalysts for the hydrodeoxygenation conversion of lignin-derived phenolics into cyclohexane. The characteristics and reaction mechanisms of novel catalysts are summarized and discussed, aiming to provide a perspective for the design and development of highly active catalysts. Furthermore, suggestions for improving existing challenges and potential opportunities in this field are presented to inspire scientists to utilize biomass resources in fuel and chemical production.
Article
Energy & Fuels
Shiyu Sun, Yahui Zhang, Hao Li
Summary: In this study, a series of hollow carbon nanospheres anchored Pd nanoparticles (NPs) catalysts with different nitrogen doping contents were prepared for selective hydrodeoxygenation (HDO) of bio-models compound under mild conditions. The Pd/HCAFR-0.6 catalyst exhibited excellent catalytic performance for acetophenone (APh) HDO at 50 degrees C for 3 h, with a yield of ethylbenzene close to 99%. The unique hollow carbon nanospheres with abundant defects provided by appropriate nitrogen doping content contributed to the good catalytic results.
Article
Chemistry, Physical
Hao Xu, Hao Li
Summary: A series of Pd/Nb2O5 catalysts with different crystal phases, including pseudohexagonal, orthorhombic, and monoclinic, were prepared by regulating the annealing temperature. Among them, Pd/Nb2O5-T catalyst exhibited excellent catalytic performance with 100% conversion and 98.9% selectivity of 2-methoxy-4-methylphenol (MMP) at room temperature within 30 min. This catalytic system also demonstrated robust stability and high activity after multiple recovery experiments. The strong metal-support interaction (SMSI) effect generated active interfacial Pd-O-Nb sites, accelerating the breaking of C-O bonds and achieving high catalytic performance.
JOURNAL OF CATALYSIS
(2023)
Review
Chemistry, Physical
Man Lang, Hao Li
Summary: Efficient translation of renewable biomass into valuable chemicals and fuel is crucial for a sustainable economy and carbon-neutral society. This paper focuses on recent advancements in transforming lignin-derived phenolics into industrially relevant bulk chemicals using three novel technologies: electrocatalytic hydrogenation, non-thermal plasma-assisted catalysis, and photocatalytic hydrogenation. The reaction conditions, physicochemical properties, and reaction mechanisms of the employed catalytic systems are discussed, and the existing challenges and future research directions in this promising area are highlighted.
Review
Chemistry, Physical
Haifang Shen, Hao Li, Zhensheng Yang, Chunli Li
Summary: The hydrogen spillover effect (HSPE) plays a significant role in heterogeneous catalysis and hydrogen storage, influencing the properties and performance of porous nanomaterials as well as multiphase catalytic reactions. Recent advancements in characterization techniques have provided valuable insights into understanding the HSPE.
GREEN ENERGY & ENVIRONMENT
(2022)
Review
Chemistry, Multidisciplinary
Xinyan Li, Shuo Ma, Hao Li
Summary: The rise of sustainable bio-based fuels and chemicals is an attractive solution to reduce fossil fuel use. Metal@zeolites have shown superior catalytic performance in biomass cleavage due to their controlled synthesis and unique structural properties. The unique distribution of metal and acidic sites in metal@zeolites exhibits high efficiency in biomass upgrading. However, there are still challenges and prospects in the construction and upgrading of catalytic biomass.
Article
Chemistry, Multidisciplinary
Chunli Li, Huaming Yang, Ying Qi, Hao Li
Summary: Trace ethylene in storage environment can be removed effectively using Ag/ZSM-5 adsorbents. Among different adsorbents, Ag/ZSM-5 with a Si/Al ratio of 130 exhibited the best ethylene adsorption performance due to its higher silver ion content and larger number of weak Lewis acid sites.
NEW JOURNAL OF CHEMISTRY
(2022)
Review
Chemistry, Multidisciplinary
Hongyu Wei, Zhiying Wang, Hao Li
Summary: This review provides a comprehensive overview of the application of water-oil biphasic solvents in biomass HDO and their influence on the reaction mechanism, including the increase of the reaction interface, stabilization of transition states, hindrance of active site inactivation, reduction of the hydrolysis rate, enhancement of the separation efficiency, and increase of the mass transfer rate by modulating the solubility of the reactants (or products).
Article
Green & Sustainable Science & Technology
Lars odegaard Bentsen, Narada Dilp Warakagoda, Roy Stenbro, Paal Engelstad
Summary: This study investigates uncertainty modeling in wind power forecasting using different parametric and non-parametric methods. Johnson's SU distribution is found to outperform Gaussian distributions in predicting wind power. This research contributes to the literature by introducing Johnson's SU distribution as a candidate for probabilistic wind forecasting.
JOURNAL OF CLEANER PRODUCTION
(2024)
Article
Green & Sustainable Science & Technology
Xing Liu, Qiuchen Wang, Yunhao Wen, Long Li, Xinfang Zhang, Yi Wang
Summary: This study analyzes the characteristics of process parameters in three lean gas ethane recovery processes and establishes a prediction and multiobjective optimization model for ethane recovery and system energy consumption. A new method for comparing ethane recovery processes for lean gas is proposed, and the addition of extra coolers improves the ethane recovery. The support vector regression model based on grey wolf optimization demonstrates the highest prediction accuracy, and the multiobjective multiverse optimization algorithm shows the best optimization performance and diversity in the solutions.
JOURNAL OF CLEANER PRODUCTION
(2024)
Article
Green & Sustainable Science & Technology
Cairong Song, Haidong Yang, Xian-Bing Meng, Pan Yang, Jianyang Cai, Hao Bao, Kangkang Xu
Summary: The paper proposes a novel deep learning-based prediction framework, aTCN-LSTM, for accurate cooling load predictions. The framework utilizes a gate-controlled multi-head temporal convolutional network and a sparse probabilistic self-attention mechanism with a bidirectional long short-term memory network to capture both temporal and long-term dependencies in the cooling load sequences. Experimental results demonstrate the effectiveness and superiority of the proposed method, which can serve as an effective guide for HVAC chiller scheduling and demand management initiatives.
JOURNAL OF CLEANER PRODUCTION
(2024)
Article
Green & Sustainable Science & Technology
Zhe Chen, Xiaojing Li, Xianli Xia, Jizhou Zhang
Summary: This study uses survey data from the Loess Plateau in China to evaluate the impact of social interaction on the adoption of soil and water conservation (SWC) technology by farmers. The study finds that social interaction increases the likelihood of farmers adopting SWC, and internet use moderates this effect. The positive impact of social interaction on SWC adoption is more pronounced for farmers in larger villages and those who join cooperative societies.
JOURNAL OF CLEANER PRODUCTION
(2024)
Article
Green & Sustainable Science & Technology
Chenghua Zhang, Yunfei Yan, Kaiming Shen, Zongguo Xue, Jingxiang You, Yonghong Wu, Ziqiang He
Summary: This paper reports a novel method that significantly improves combustion performance, including heat transfer enhancement under steady-state conditions and adaptive stable flame regulation under velocity sudden increase.
JOURNAL OF CLEANER PRODUCTION
(2024)
