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Engineering classification recycling of spent lithium-ion batteries through pretreatment:a comprehensive review from laboratory to scale-up application

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Rare Metals 2024年第3期43卷 915-941页

作者： Shu-Xuan Yan You-Zhou Jiang Xiang-Ping Chen Lu Yuan Ting-Ting Min Yu Cao wan-Li peng Tao Zhou Hunan Provincial Key Laboratory of Chemical Power Sources College of Chemistry and Chemical EngineeringCentral South UniversityChangsha 410083China College of Chemistry and Chemical Engineering Hunan Normal UniversityChangsha 410083China School of Public Policy and Management Tsinghua UniversityBeijing 100084China China Nonferrous Metal Industry's Foreign Engineering and Construction Co. LtdBeijing 100029China

The lithium-ion batteries(LIBs)have been widely equipped in electric/hybrid electric vehicles(EVs/HEVs)and the portable electronics due to their excellent electrochemical ***,a large number of retired LIBs that consist of toxic substances(e.g.,heavy metals,electrolytes)and valuable metals(e.g.,Li,Co)will inevitably flow into the waste stream,and their incineration or landfill treatment will cause severe risks to ecosystem and human *** sustainable and efficient treatment or recycling of valuable resources from spent LIBs should be fully recognized for environmental and resource *** one of the most important processes for spent LIBs recycling,the pretreatment is an indispensable step,which is directly related to the subsequent metal extraction and separation *** considerable progresses have been made regarding the pretreatment technologies,there are few summarized reports concerning critical processes of spent LIBs recycling,especially combination of currently available recycling technologies with industrialized applications during ***,comprehensive review of the current prevailing pretreatment technologies in laboratory to existing scale-up applications is quite necessary to reveal cutting-edge development in the field of *** this review,the current pretreatment technologies are systematically categorized and introduced,along with critical *** review focused on the various options for pretreatment processes itself,instead of general spent LIBs recycling technologies without the focused topics that have been sophisticatedly reviewed by previous ***,the deactivation,discharge,dismantling,separation,liberation of active material and electrolyte treatment have been summarized with the in-depth discussion of the technology development and current status of each ***,current states of industrial development are also reviewed and discussed for the development of

关键词： Spent lithium-ion batteries(LIBs) Recycling Pretreatment Valuable metals Cutting-edge technologies Industrialized application

Water-Driven Malleable,Weldable and Eco-Friendly Recyclable Carbon Fiber Reinforced Dynamic Composites

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Chinese Journal of Chemistry 2024年第5期42卷 516-522页

作者： Ping Yu Qirui Huang Yi wang wan peng Zichen Jia Haiyue wang Juanjuan Ma Chunyu wang Xuzhou Yan School of Environmental and Chemical Engineering Jiangsu Key Laboratory of Function Control Technology for Advanced MaterialsJiangsu Ocean UniversityLianyungangJiangsu222005 China School of Chemistry and Chemical Engineering Frontiers Science Center for Transformative MoleculesShanghai Jiao Tong UniversityShanghai200240 China

Traditional carbon fiber-reinforced polymers based on thermoset matrix have been extensively used in the fields of wind turbine blades,automotive sector,and aerospace,among many ***,there is still a major challenge of recycling those polymers due to the high cost and adverse impacts on the *** this work,we apply a polyimine network as matrix,which possess considerable tensile and thermal properties,to prepare the carbon fiber reinforced polyimine materials with trifluoromethyl diphenoxybenzene units(CFRFP)using a prepreg-based compression molding *** CFRFP can be reshaped or reprocessed by heat or with water rapidly,and exhibited multifunction,including welding,chemical recycling,*** unique findings gained from our study will facilitate the manufacturing capability and enrich the types of fiber-reinforced composites.

关键词： Dynamic chemistry Green chemistry Fiber-reinforced composites Fluoropolyimine Welding Reshaping Recycling Renewable resources

万鹏教授治疗薄型子宫内膜所致月经过少的经验总结

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基层中医药 2024年第4期3卷 22-26页

作者：张玉万鹏段恒重庆医科大学中医药学院重庆400016 重庆市北碚区中医院中医科重庆400700

子宫内膜厚度随着月经周期改变,2018年中华医学会生殖医学分会发布的专家共识中提出,在辅助生殖技术中子宫内膜厚度<7 mm为薄型子宫内膜。子宫内膜过薄在短期内会导致月经过少,长期可致不孕症等疾病的发生。万鹏教授基于“经水出诸肾”... 详细信息

子宫内膜厚度随着月经周期改变,2018年中华医学会生殖医学分会发布的专家共识中提出,在辅助生殖技术中子宫内膜厚度<7 mm为薄型子宫内膜。子宫内膜过薄在短期内会导致月经过少,长期可致不孕症等疾病的发生。万鹏教授基于“经水出诸肾”“精血同源”等相关理论,认为薄型子宫内膜所致月经过少以肾精不足、精血亏虚为其根本病机,临证当以补肾填精、养血活血为主要治则。其善于从辨病与辨证相结合,补肾调肝、顾护脾胃,气血同治,阴阳同调,遵循古方5个方面治疗本病,临床疗效显著。

关键词：薄型子宫内膜月经过少名医经验万鹏

Perioperative complication incidence and risk factors for retroperitoneal neuroblastoma in children:analysis of 571 patients

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World Journal of Pediatrics 2024年第3期20卷 250-258页

作者： Min He Jia-Bin Cai Xuan Wu Yin-Bing Tang Jin-Yan wang Jun-Qin Mao Ji-Jun Chen Li-Feng Zhang Zhong-Hai Guan Jie-Ni Xiong wan-Xin peng Jin-Hu wang Ting Tao Pediatric Cancer Research Center National Clinical Research Center for Child HealthHangzhouChina Department of Surgical Oncology Children's HospitalZhejiang University School of MedicineHangzhouChina Cancer Center Zhejiang UniversityNo.3333 Binsheng RodeHangzhouChina

Background Surgery plays an important role in the treatment of *** complications may impact the course of neuroblastoma *** date,comprehensive analyses of complications and risk factors have been *** Patients with retroperitoneal neuroblastoma undergoing tumor resection were retrospectively analyzed between 2014 and *** data collected included clinical characteristics,operative details,operative complications and postopera-tive *** factors for perioperative complications of retroperitoneal neuroblastoma were *** A total of 571 patients were enrolled in this *** complications were observed in 255(44.7%)*** leakage(28.4%),diarrhea(13.5%),and injury(vascular,nerve and organ;7.5%)were the most frequent *** were three operation-related deaths(0.53%):massive hemorrhage(n=1),biliary tract perforation(n=1)and intestinal necrosis(n=1).The presence of image-defined risk factors(IDRFs)[odds ratio(OR)=2.09,P<0.01],high stage of the International Neuroblastoma Risk Group staging system(INRGSS)(OR=0.454,P=0.04),retroperitoneal lymph node metastasis(OR=2.433,P=0.026),superior mesenteric artery encasement(OR=3.346,P=0.003),and inferior mesenteric artery encasement(OR=2.218,P=0.019)were identified as independent risk factors for perioperative *** Despite the high incidence of perioperative complications,the associated mortality rate was quite ***-perative complications of retroperitoneal neuroblastoma were associated with IDRFs,INRGSS,retroperitoneal lymph node metastasis and vascular *** with high-risk factors should receive more serious attention during surgery but should not discourage the determination to pursue total resection of neuroblastoma.

关键词： Complication Neuroblastoma Risk factors Surgery

Research Progress of Detection Methods for Microplastics

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Asian Agricultural Research 2024年第3期16卷 29-32页

作者： peng wan Zhen ZHAO Guoyan WEN Yunshuang FU Cuizhi LI Xiaoli WU Inner Mongolia Yili Industrial Group Co. Ltd.Hohhot 010010China

Microplastics are plastic particles or fibers with a diameter of less than 5 mm,and they widely exist in the environment and pose potential risks to the ecosystem and human *** detection can provide basic data for formulating effective environmental protection *** this paper,the physical,chemical and biological detection methods of microplastics are reviewed,and the advantages and disadvantages of different methods are *** problems and challenges encountered in microplastics detection are analyzed,and the future research is discussed.

关键词： Microplastics Detection method Research progress

Research Progress of Microplastics Pollution in Environment

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Asian Agricultural Research 2024年第4期16卷 19-22页

作者： peng wan Zhen ZHAO Guoyan WEN Yunshuang FU Cuizhi LI Xiaoli WU Inner Mongolia Yili Industrial Group Co. Ltd.Hohhot 010010China

Microplastics pollution has become one of the focuses of global environmental science *** include micro plastic particles and nano-plastic particles,which come from the decomposition of plastic products,the release of microfibers and the industrial process of plastic *** distribution of microplastics in water,soil and atmosphere is summarized,and the widespread existence of microplastics in different environmental media is *** paper also summarizes the potential impact of microplastics on ecosystems and organisms,and pays attention to the transmission and accumulation of microplastics in the food chain,as well as its potential threat to human ***,the paper discusses the methods and technologies of microplastics treatment and monitoring at present,and puts forward the direction of further research on microplastics pollution in order to formulate more effective management and mitigation strategies.

关键词： Microplastics Environment Pollution

Advances in Research of Collection and Detection Methods of Microplastics in Environment

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Asian Agricultural Research 2024年第9期16卷 23-27,31页

作者： Yunshuang FU Zhen ZHAO peng wan Guoyan WEN Haibo FAN Cuizhi LI Zhiyong LU National Center of Technology Innovation for Dairy Hohhot 010080China Inner Mongolia Yili Industrial Group Co. Ltd.Hohhot 010010China

As a new type of environmental pollutants,microplastics have gradually attracted people s attention.A large number of plastics discharged into the environment by human beings are constantly aging and breaking,and finally become *** can adsorb pollutants in the environment,and their components have certain toxicity,which can cause different degrees of harm to *** to the structural characteristics of microplastic particles,such as small particle size,large specific surface area,and their distribution in different environmental media,it is very difficult to accurately detect *** collection and detection methods are the key to the study of environmental behavior of *** this study,the collection and detection methods of microplastics in the environment were reviewed,and the development direction of microplastics detection technology in the future was *** study has a certain reference value for the related research and the prevention and treatment of micro-plastic pollution.

关键词： Microplastics Collection method Detection method

Characteristics and genesis of groundwater salinization in coastal areas of the Lower Reaches of Oujiang Basin

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Journal of Groundwater Science and Engineering 2024年第2期12卷 190-204页

作者： Mei-hui Zhang Shi-yang Zhou Dan-dan Liu Ying Zhang Yu-xi Zhang Xi Chen Hui-wei wang Bei Li Wei Kang Bing Yi wan-peng Shi Institute of Hydrogeology and Environmental Geology Chinese Academy of Geological SciencesShijiazhuang 050061China Fujian Provincial Key Laboratory of Water Cycling and Eco–Geological Processes Xiamen 361021FujianChina China University of Geosciences(Beijing) Beijing 100083China Changsha Center of Natural Resources Comprehensive Survey China Geological SurveyChangsha 410600China Hydrogeological Environmental Geological Survey Center of China Geological Survey Tianjin 071501China China University of Geosciences Wuhan 430074China

The coastal areas of the lower reaches of Oujiang River Basin are rich in groundwater ***,the unsustainable exploitation and utilization of groundwater have led to significant changes in the groundwater *** the characteristics and genesis of groundwater salinization is crucial for preventing its deterioration and ensuring sustainable *** this study,a comprehensive approach combining the ion ratio method,mineral saturation index method and multivariate statistical analysis was employed to investigate the hydrochemical characteristics and main controlling factors in the study *** findings reveal that:(1)Groundwater samples in study area exhibit a neutral to slightly alkaline *** predominant chemical types of unconfined water are HCO_(3)-Ca·Na,HCO_(3)·Cl-Na·Ca and HCO_(3)·SO_(4)-Ca·Na,while confined water mainly exhibits Cl·HCO_(3)-Na and Cl-Na types.(2)Salinity coefficients indicate an increase in salinity from unconfined to confined ***,Na^(+)and Cl^(–)concentrations show an increasing trend from mountainous to coastal areas in unconfined water,while confined water displays variability in TDS,Na^(+)and Cl^(–)concentrations.(3)Groundwater salinity is mainly influenced by water-rock interactions,including the dissolution of halite and gypsum,cation exchange,and seawater intrusion ***,human activities and carbonate dissolution contribute to salinity in unconfined *** intrusion is identified as the primary factor leading to higher salinity in confined water compared to unconfined water,with increasing cation exchange and seawater interaction observed from unconfined to confined water.

关键词： Hydrochemical Multivariate statistical analysis Seawater intrusion

Programmed cell death 1 inhibitor sintilimab plus concurrent chemoradiotherapy for locally advanced pancreatic adenocarcinoma

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World Journal of Clinical Oncology 2024年第7期15卷 859-866页

作者： Shi-Qiong Zhou peng wan Sen Zhang Yuan Ren Hong-Tao Li Qing-Hua Ke Department of Chemoradiotherapy The First Affiliated Hospital of Yangtze UniversityJingzhou 434000Hubei ProvinceChina

BACKGROUND Pancreatic adenocarcinoma,a malignancy that arises in the cells of the pancreas,is a devastating disease with unclear etiology and often poor *** advanced pancreatic cancer,a stage where the tumor has grown significantly but has not yet spread to distant organs,presents unique challenges in *** article aims to discuss the current strategies,challenges,and future directions in the management of locally advanced pancreatic adenocarcinoma(LAPC).AIM To investigate the feasibility and efficacy of programmed cell death 1(PD-1)inhibitor sintilimab plus concurrent chemoradiotherapy for *** Eligible patients had LAPC,an Eastern cooperative oncology group performance status of 0 or 1,adequate organ and marrow functions,and no prior anticancer *** the observation group,participants received intravenous sintilimab 200 mg once every 3 wk,and received concurrent chemoradiotherapy(concurrent conventional fractionated radiotherapy with doses planning target volume 50.4 Gy and gross tumor volume 60 Gy in 28 fractions and oral S-140 mg/m2 twice daily on days 1-14 of a 21-d cycle and intravenous gemcitabine 1000 mg/m2 on days 1 and 8 of a 21-d cycle for eight cycles until disease progression,death,or unacceptable toxicity).In the control group,participants only received concurrent *** April 2020 to November 2021,64 participants were finally enrolled with 34 in the observation group and 30 in the control *** Thirty-four patients completed the scheduled course of chemoradiotherapy,while 32(94.1%)received sintilimab plus concurrent chemoradiotherapy with 2 patients discontinuing sintilimab in the observation *** patients completed the scheduled course of chemoradiotherapy in the control *** on the Response Evaluation Criteria in Solid Tumors guidelines,the analysis of the observation group revealed that a partial response was observed in 11 patients(32.4%),stable disease was evident in 19 pa

关键词： Immunotherapy Concurrent chemoradiotherapy Locally advanced pancreatic adenocarcinoma Programmed cell death 1 Sintilimab