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Recovery of li_(2)CO_(3)and FePO_(4)from spent liFePO_(4)by coupling technics of isomorphic substitution leaching and solvent extraction

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Chinese Journal of Chemical Engineering 2023年第2期54卷 306-315页

作者： yong Niu Xiaowu Peng Jinfeng li Yuze Zhang Fugen Song Dong Shi lijuan li Key Laboratory of Comprehensive and Highly Efficient Utilization of Salt Lake Resources Engineering Laboratory for Green Applications of Salt Lakes and Salt DepositsQinghai Institute of Salt LakesChinese Academy of SciencesXining 810008China Qinghai Technology Research and Development Center of Comprehensive Utilization of Salt Lakes Resources Xining 810008China Shanghai Institute of Organic Chemistry Chinese Academy of SciencesShanghai 200032China University of Chinese Academy of Sciences Beijing 100049China Innovation Academy for Green Manufacture Chinese Academy of SciencesBeijing 100190China

Efficient and low-cost recycling of spent lithium iron phosphate(liFePO_(4),LFP)batteries has become an inevitable *** this study,an integrated closed-loop recycling strategy including isomorphic substitution leaching and solvent extraction process for spent LFP was *** inexpensive FeCl_(3)was used as leaching agent to directly substitute Fe^(2+)from LFP.99%of li can be rapidly leached in just 30 min,accompanied by 98%of FePO_(4)precipitated in *** tri-n-butyl phosphate(TBP)-sulfonated kerosene(SK)system was applied to extract li from lixivium through a twelve-stage countercurrent process containing synchronous extraction and stepwise stripping of li^(+)and Fe^(3+).80.81%of li can be selectively enriched in stripping liquor containing 3.059 mol·L^(-1)of li^(+)under optimal *** the Fe stripping liquor was recovered for LFP re-leaching,of which,Fe^(2+)was oxidized to Fe^(3+)by appropriate H_(2)O_(2).Raffinate and lixivium were concentrated and entered into extraction process to accomplished closeloop recycling ***,the results suggest that more than 99%of li was ***_(3)holding in solution was directly regenerated without any pollutant *** sustainable mothed would be an alternative candidate for total element recycling of spent LFP batteries with industrial potential.

关键词： Spent liFePO_(4) Leaching lithium Extraction Stripping Recovery

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Polarization Beam Splitter Based on an Annular Photonic Crystal of Negative Refraction

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Chinese Physics Letters 2012年第3期29卷 94-97页

作者： WU Hong JIANG li-yong JIA Wei li Xiang-yin Department of Physics Nanjing University of Science and TechnologyNanjing 210094

An annular photonic crystal is used to design a novel kind of polarization beam splitter based on the negative refraction *** TE and TM polarization waves can be excited at the first and second bands,respectively,they will result in different refractive angles and make separation *** improve the splitting efficiency,the cut-off treatment along theГ-M direction and the antireflection coating are introduced to enlarge the separation angle and to decrease the reflection *** results show that the proposed polarization beam splitter has a tunable working incident angle that is in the range of 18°-26°.In particular,when the incident angle is 20°,over 90%transmissions can be achieved for both TE and TM polarizations in a wide working frequency range from 0.279(2πc/a)to 0.287(2πc/a).

关键词： polarization separation Polarization

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Analyzing the Flavor Compounds in Chinese Traditional Fermented Shrimp Pastes by HS-SPME-GC/MS and Electronic Nose

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Journal of Ocean University of China 2017年第2期16卷 311-318页

作者： FAN Yan yin li-ang XUE yong li Zhaojie HOU Hu XUE Changhu College of Food Science and Engineering Ocean University of ChinaQingdao 266003P.R.China

Shrimp paste is a type of condiments with high nutritional ***,the flavors of shrimp paste,particularly the non-uniformity flavors,have limited its application in food *** order to identify the characteristic flavor compounds in Chinese traditional shrimp pastes,five kinds of typical commercial products were evaluated in this *** differences in the volatile composition of the five products were *** phase micro-extraction method was employed to extract the volatile ***-MS and electronic nose were applied to identify the compounds,and the data were analyzed using principal component analysis(PCA).A total of 62 volatile compounds were identified,including 8 alcohols,7 aldehydes,3 ketones,7 ethers,7 acids,3 esters,6 hydrocarbons,12 pyrazines,2 phenols,and 7 other *** typical volatile compounds contributing to the flavor of shrimp paste were found as follows:dimethyl disulfide,dimethyl tetrasulfide,dimethyl trisulfide,2,3,5-trimethyl-6-ethyl pyrazine,ethyl-2,5-dimethyl-pyrazine,phenol and *** acid,butanoic acid,furans,and 2-hydroxy-3-pentanone caused unpleasant odors,such as pungent and rancid *** component analysis showed that the content of volatile compounds varied depending on the processing conditions and shrimp *** results indicated that the combinations of multiple analysis and identification methods could make up the limitations of a single method,enhance the accuracy of identification,and provide useful information for sensory research and product development.

关键词： volatile flavor compounds GC-MS electronic nose sensory analysis

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Photo‑Energized MoS_(2)/CNT Cathode for High‑Performance li–CO_(2)Batteries in a Wide‑Temperature Range

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Nano-Micro Letters 2025年第1期17卷 160-175页

作者： Tingsong Hu Wenyi lian Kang Hu Qiuju li Xueliang Cui Tengyu Yao Laifa Shen Jiangsu Key Laboratory of Materials and Technologies for Energy Storage College of Materials Science and TechnologyNanjing University of Aeronautics and AstronauticsNanjing 210016People’s Republic of China

li–CO_(2) batteries are considered promising energy storage systems in extreme environments such as Mars;however,severe performance degradation will occur at a subzero temperature owning to the sluggish reaction ***,a photo-energized strategy adopting sustainable solar energy in wide working temperature range li–CO_(2) battery was achieved with a binder-free MoS_(2)/carbon nanotube(CNT)photo-electrode as *** unique layered structure and excellent photoelectric properties of MoS_(2) facilitate the abundant generation and rapid transfer of photo-excited carriers,which accelerate the CO_(2) reduction and li_(2)CO_(3) decomposition upon *** illuminated battery at room temperature exhibited high discharge voltage of 2.95 V and mitigated charge voltage of 3.27 V,attaining superior energy efficiency of 90.2%and excellent cycling stability of over 120 *** at an extremely low temperature of−30℃,the battery with same electrolyte can still deliver a small polarization of 0.45 V by the photoelectric and photothermal synergistic mechanism of MoS_(2)/CNT *** work demonstrates the promising potential of the photo-energized wide working temperature range li–CO_(2) battery in addressing the obstacle of charge overpotential and energy efficiency.

关键词： li-CO_(2)batteries Photo-energized Wide operation-temperature Kinetics MoS_(2)

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Glutamatergic CYLD deletion leads to aberrant excitatory activity in the basolateral amygdala:association with enhanced cued fear expression

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Neural Regeneration Research 2025年第11期20卷 3259-3272页

作者： Huidong li Faqin li Zhaoyi Chen Erwen Wu Xiaoxi Dai Danni li Haojie An Shiyi Zeng Chunyan Wang li Yang Cheng Long School of life Sciences South China Normal UniversityGuangzhouGuangdong ProvinceChina School of life Sciences Guangzhou UniversityGuangzhouGuangdong ProvinceChina Guangdong Provincial Key Laboratory of Major Obstetric Diseases The Third Affiliated Hospital of Guangzhou Medical UniversityGuangzhouGuangdong ProvinceChina South China Normal University-Panyu Central Hospital Joint Laboratory of Translational Medical Research Panyu Central HospitalGuangzhouGuangdong ProvinceChina

Neuronal activity,synaptic transmission,and molecular changes in the basolateral amygdala play critical roles in fear ***(CYLD)is a deubiquitinase that negatively regulates the nuclear factor kappa-B *** is well studied in non-neuronal cells,yet underinvestigated in the brain,where it is highly *** studies have shown involvement of CYLD in the remodeling of glutamatergic synapses,neuroinflammation,fear memory,and anxiety-and autism-like ***,the precise role of CYLD in glutamatergic neurons is largely ***,we first proposed involvement of CYLD in cued fear *** next constructed transgenic model mice with specific deletion of Cyld from glutamatergic *** results show that glutamatergic CYLD deficiency exaggerated the expression of cued fear in only male ***,loss of CYLD in glutamatergic neurons resulted in enhanced neuronal activation,impaired excitatory synaptic transmission,and altered levels of glutamate receptors accompanied by over-activation of microglia in the basolateral amygdala of male ***,our study suggests a critical role of glutamatergic CYLD in maintaining normal neuronal,synaptic,and microglial *** may contribute,at least in part,to cued fear expression.

关键词： basolateral amygdala cued fear expression cylindromatosis deubiquitinase glutamate receptor 1 glutamatergic neuron microglial activation N-methyl-D-aspartate receptor 1 neuronal activation synaptic transmission

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Decoding the nexus:branched-chain amino acids and their connection with sleep,circadian rhythms,and cardiometabolic health

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Neural Regeneration Research 2025年第5期20卷 1350-1363页

作者： Hui li Laurent Seugnet Department of Neurology Xijing HospitalXi’anShaanxi ProvinceChina Centre de Recherche en Neurosciences de Lyon Integrated Physiology of the Brain Arousal Systems(WAKING)UniversitéClaude Bernard Lyon 1INSERM U1028CNRS UMR 5292BronFrance

The sleep-wake cycle stands as an integrative process essential for sustaining optimal brain function and,either directly or indirectly,overall body health,encompassing metabolic and cardiovascular *** the heightened metabolic activity of the brain,there exists a considerable demand for nutrients in comparison to other *** these,the branched-chain amino acids,comprising leucine,isoleucine,and valine,display distinctive significance,from their contribution to protein structure to their involvement in overall metabolism,especially in cerebral *** the first amino acids that are released into circulation post-food intake,branched-chain amino acids assume a pivotal role in the regulation of protein synthesis,modulating insulin secretion and the amino acid sensing pathway of target of ***-chain amino acids are key players in influencing the brain's uptake of monoamine precursors,competing for a shared *** their involvement in protein synthesis,these amino acids contribute to the metabolic cycles ofγ-aminobutyric acid and glutamate,as well as energy ***,they impact GABAergic neurons and the excitation/inhibition *** rhythmicity of branchedchain amino acids in plasma concentrations,observed over a 24-hour cycle and conserved in rodent models,is under circadian clock *** mechanisms underlying those rhythms and the physiological consequences of their disruption are not fully *** sleep,obesity,diabetes,and cardiovascular diseases can elevate branched-chain amino acid concentrations or modify their oscillatory *** mechanisms driving these effects are currently the focal point of ongoing research efforts,since normalizing branched-chain amino acid levels has the ability to alleviate the severity of these *** this context,the Drosophila model,though underutilized,holds promise in shedding new light on these *** findings indicate its po

关键词： branched-chain amino acids cardiovascular health circadian clock drosophila insulin metabolism sleep γ-aminobutyric acid

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Blood diagnostic and prognostic biomarkers in amyotrophic lateral sclerosis

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Neural Regeneration Research 2025年第9期20卷 2556-2570页

作者： yongting Lv Hongfu li Department of Neurology Second Affiliated HospitalZhejiang University School of MedicineHangzhouZhejiang ProvinceChina Department of Medical Genetics and Center for Rare disease Second Affiliated HospitalZhejiang University School of MedicineHangzhouZhejiang ProvinceChina Nanhu Brain-Computer Interface Institute HangzhouZhejiang Province

Amyotrophic lateral sclerosis is a devastating neurodegenerative disease for which the current treatment approaches remain severely *** principal pathological alterations of the disease include the selective degeneration of motor neurons in the brain,brainstem,and spinal cord,as well as abnormal protein deposition in the cytoplasm of neurons and glial *** biological markers under extensive scrutiny are predominantly located in the cerebrospinal fluid,blood,and even *** these biomarke rs,neurofilament proteins and glial fibrillary acidic protein most accurately reflect the pathologic changes in the central nervous system,while creatinine and creatine kinase mainly indicate pathological alterations in the peripheral nerves and *** light chain levels serve as an indicator of neuronal axonal injury that remain stable throughout disease progression and are a promising diagnostic and prognostic biomarker with high specificity and ***,there are challenges in using neurofilament light chain to diffe rentiate amyotrophic lateral sclerosis from other central nervous system diseases with axonal *** fibrillary acidic protein predominantly reflects the degree of neuronal demyelination and is linked to non-motor symptoms of amyotrophic lateral sclerosis such as cognitive impairment,oxygen saturation,and the glomerular filtration *** DNA-binding protein 43,a pathological protein associated with amyotrophic lateral sclerosis,is emerging as a promising biomarker,particularly with advancements in exosome-related *** is currently lacking for the value of creatinine and creatine kinase as diagnostic markers;however,they show potential in predicting disease *** the vigorous progress made in the identification of amyotrophic lateral sclerosis biomarkers in recent years,the quest for definitive diagnostic and prognostic biomarke rs remains a formidable *** review summarizes the lat

关键词： amyotrophic lateral sclerosis biomarker blood biomarkers diagnosis glial fibrillary acidic protein neurofilament light chain prognosis TAR DNA-binding protein 43

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Reactions and crystal structures of heterodinuclear complexes R_3Sn-M(CO)_5(M = Mn,Re) with some nitrogen ligands

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Chinese Chemical Letters 2009年第4期20卷 465-468页

作者： yong Qiang Ma Ning yin Wen Jing Peng Jing li Department of Applied Chemistry China Agriculture University Beijing 100193 China State Key Laboratory of Elemento-Organic Chemistry Nankai University Tianjin 300071 China

Some reactions of R3SnM（CO）5 （M = Mn, Re） with CH3CN or pyridine were investigated to give complexes R3SnMn（CO）3LL＇ or R3SnMn（CO）4L by a facile mild method. X-ray diffractions analyses show that, in contrast ... 详细信息

关键词： Reactions Heterodinuclear complexes X-ray structure

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新质人才需求背景下学校教育供给变革研究

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教学与管理 2025年第1期 15-18页

作者：孟志远李永梅曲阜师范大学教育学院山东曲阜273165

新质生产力的蓬勃发展呼唤新质人才并为其培养提供了重要的时域与场域,面向新质人才需求的学校教育供给变革成为教育的基础性命题。当前面向新质人才需求的学校供给变革存在“传统型”供给主体与“新质型”主体需求、“标准化”供给内... 详细信息

新质生产力的蓬勃发展呼唤新质人才并为其培养提供了重要的时域与场域,面向新质人才需求的学校教育供给变革成为教育的基础性命题。当前面向新质人才需求的学校供给变革存在“传统型”供给主体与“新质型”主体需求、“标准化”供给内容与“个性化”内容需求、“统一性”供给方式与“数智化”方式需求之间的矛盾。鉴于此,提出面向新质人才需求的学校教育供给遵循从“人类教师主体”到“人机智能联合主体”、从“统一与他主内容”到“开放与自主内容”、从“前置性预设方式”到“发展性按需方式”的变革理路,以期为学校教育供给变革与新质人才培养提供一定的理论借鉴和实践启示。

关键词：学校教育供给变革新质人才需求新质生产力新质人才培养

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Strength and ductility enhancement of twin-roll cast Al-Zn-Mg-Cu alloys with high solidification intervals through a synergistic segregation-controlling strategy

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Journal of Materials Science & Technology 2023年第11期142卷 225-239页

作者： Bing Lu yong li Wei Yu Haiyao Wang yin Wang Zhaodong Wang Guangming Xu State Key Laboratory of Rolling and Automation Northeastern UniversityShenyang 110819China Guangxi Advanced Aluminum Processing Innovation Center Co.LTD Nanning 530007China Key Laboratory of Electromagnetic Processing of Materials Ministry of EducationNortheastern UniversityShenyang 110819China

Center segregation and banded intergranular segregation(B-IGS)should be well controlled to improve the mechanical properties of twin-roll cast(TRC)aluminum alloys,especially for alloys with high solid-ification *** the present work,a synergistic grain refinement strategy was designed using an Al-5Ti-B grain refiner and Ti,Zr,and Sc microalloying elements to simultaneously control center seg-regation and B-IGS in TRC Al-Zn-Mg-Cu *** the grain size decreased,center segregation defects were eliminated and transformed into dispersed B-IGS defects;simultaneously,the width and length of the B-IGS were also ***,the macro-distributions of the alloying elements along the thickness direction became more homogeneous due to a weak shear-induced dilation *** well-controlled multiscale segregation improved the uniformity of the alloy macrostructure,accelerated the redissolution of the crystalline phase,dispersed the aggregated residual phase,and refined grains under the T6 ***,the strength and ductility of the alloys under the T6 state were simultaneously improved,and the hardness distribution along the thickness direction became more ***,the underlying mechanisms of segregation evolution and strength and ductility enhancements were *** work provides a novel strategy to effectively control multiscale segregation and produce high-performance aluminum alloys with high solidification intervals by TRC.

关键词： Twin-roll casting Al-Zn-Mg-Cu alloy Center segregation Banded intergranular segregation Mechanical properties Grain refinement

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