检索结果-南通市图书馆

considerations of advanced aqueous batteries recycling:A perspective

在线全文

学校读者我要写书评

暂无评论

Journal of Energy chemistry 2024年第6期93卷 46-54,I0002页

作者： Yun Zhao Yuqiong kang Hao Du Feiyu kang Baohua Li Institute of materials Research Tsinghua Shenzhen International Graduate SchoolTsinghua UniversityShenzhen 518055GuangdongChina

*** Battery technology,serving as a basis for a rechargeable society,has developed rapidly over a century[1].The progress can be roughly divided into three stages,with the initial two mainly focusing on aqueous battery *** to 1859,research primarily focused on the conceptualization of batteries and the development of primary(non-rechargeable)cells[2].In the subsequent150 years,rechargeable battery technology emerged。

关键词： battery Battery primarily

Thermodynam.c.model for deoxidation of liquid steel considering strong metal-oxygen interaction in the quasichem.c.l model framework

在线全文

学校读者我要写书评

暂无评论

International Journal of minerals,metallurgy and materials 2024年第5期31卷 988-1002页

作者： Yong-min cho Youn-Bae kang Graduate Institute of Ferrous and Eco materials Technology Pohang University of Science and TechnologyPohangKyungbuk37673Rep.of Korea N.EX.T Hub POSCO HoldingsPohangKyungbuk37673Rep.of Korea Department of materials Science and Engineering Pohang University of Science and TechnologyPohangKyungbuk37673Rep.of Korea

Herein,a thermodynam.c.model aimed at describing deoxidation equilibria in liquid steel was *** model provides explicit forms of the activity coefficient of solutes in liquid steel,eliminating the need for the minimization of internal Gibbs energy preliminarily when solving deoxidation *** elimination of internal Gibbs energy minimization is particularly advantageous during the coupling of deoxidation equilibrium.c.lculations with computationally intensive approaches,such as computational fluid *** model enables efficient calculations through direct embedment of the explicit forms of activity coefficient in the computing *** proposed thermodynam.c.model was developed using a quasichem.c.l approach with two key approximations:random mixing of metallic elements(Fe and oxidizing metal) and strong nonrandom pairing of metal and oxygen as nearest *** these approximations,the quasichem.c.l approach yielded the activity coefficients of solutes as explicit functions of composition and temperature without requiring the minimization of internal Gibbs energy or the coupling of separate *** model was successfully applied in the calculation of deoxidation equilibria of various elements(Al,B,c,ca,ce,cr,La,mg,mn,Nb,Si,Ti,V,and Zr).The limitations of the model arising from these assumptions were also discussed.

关键词： deoxidation equilibria thermodynam.c. quasichem.c.l approach computational fluid dynam.c.

A new review of single-ion conducting polymer electrolytes in the light of ion transport m.c.anisms

在线全文

学校读者我要写书评

暂无评论

Journal of Energy chemistry 2024年第2期89卷 543-556,I0012页

作者： Yuqi Luo Lu Gao Weimin kang State Key Laboratory of Separation membranes and membrane Processes/National center for International Joint Research on Separation membranes School of Textile Science and EngineeringTiangong UniversityTianjin 300387China

With the depletion of fossil fuels and the demand for high-performance energy storage devices,solidstate lithium metal batteries have received widespread attention due to their high energy density and safety *** them,the earliest developed organic solid-state polymer electrolyte has a promising future due to its advantages such as good m.c.anical flexibility,but its poor ion transport performance dramatically limits its performance ***,single-ion conducting polymer electrolytes(SIcPEs)with high lithium-ion transport number,capable of improving the concentration polarization and inhibiting the growth of lithium dendrites,have been proposed,which provide a new direction for the further development of high-performance organic polymer *** view of this,lithium ions transport m.c.anisms and design principles in SIcPEs are summarized and discussed in this *** modification principles currently used can be categorized into the following three types:enhancement of lithium salt anion-polymer interactions,weakening of lithium salt anion-cation interactions,and modulation of lithium ion-polymer *** addition,the advances in single-ion conductors of conventional and novel polymer electrolytes are summarized,and several typical highperformance single-ion conductors are enumerated and analyzed in what way they improve ionic conductivity,lithium ions mobility,and the ability to inhibit lithium ***,the advantages and design methodology of SIcPEs are summarized again and the future directions are outlined.

关键词： Lithium metal batteries Single-ion conductor Polymer electrolytes Ion transport m.c.anism Li-ion transport number

Steel-refractory reactions in lanthanum-,cerium-,and ytrium-added steels

在线全文

学校读者我要写书评

暂无评论

Journal of Iron and Steel Research International 2024年第6期31卷 1473-1485页

作者： Jian kang Hong-po Wang Yu Wang college of materials Science and Engineering Chongqing UniversityChongqing 400044China The State Key Laboratory of m.c.anical Transmissions Chongqing UniversityChongqing 400044China

A systematic experimental study was conducted on the similarities and differences in the reactions between commonly used rare earth elements(REEs)and frequently used refractories in the steelmaking *** results indicate that the reaction behaviors of La,ce,and Y with mgO,Al_(2)O_(3),and mgO·Al_(2)O_(3) crucibles differed *** consumption rates of La,ce,and Y in the molten steel were in descending order of La>ce>Y for smelting with all three kinds of *** the REEs reacted with the crucible,the contents of mg and Al showed a trend of first increasing and then *** laboratory-scale smelting conditions,the reactions related to REEs were dominated by steel-crucible reactions,and the contact area between the unit mass of molten steel and refractory materials mainly determined the consumption rates of ***-and ce-crucible reactions generated loose and porous reaction interfaces;however,Y-crucible reactions generated a dense Y_(2)O_(3) layer,dramatically suppressing the consumption rate of *** calculation indicated that the reactions between rare earth and different refractory materials were first-order *** crucible materials significantly affected the product type and morphology of the steel-crucible reaction interfaces,thereby influencing the consumption rate of *** reactions between REEs and refractories must be seriously considered,especially for small-scale smelting.

关键词： Rare earth Inclusion Refractory Thermodynam.c. Dynam.c.

confluence of asymmetric catalysis and electrosynthesis in sustainable chem.c.l transformations

维普期刊数据库评论

在线全文

维普期刊数据库

学校读者我要写书评

暂无评论

Science china chemistry 2024年第3期67卷 755-758页

作者： Qinglin Zhang kang Liang chang Guo Hefei National Research center for Physical Sciences at the m.c.oscale and Department of chemistry University of Science and Technology of ChinaHefei 230026China

Electrosynthesis has gained widespread recognition for its extraordinary ability to precisely control the redox *** outstanding capability enables the direct conversion of non-functionalized substrates into reactive intermediates by utilizing easily accessible starting materials, eliminating the need for preliminary functionalization procedures and allowing for unconventional bond activations.

关键词： confluence of asymmetric catalysis and electrosynthesis in sustainable chem.c.l transformations

Novel Perovskite Oxide Hybrid Nanofibers Embedded with Nanocatalysts for Highly Efficient and Durable Electrodes in Direct cO_(2) Electrolysis

在线全文

学校读者我要写书评

暂无评论

Nano-m.c.o Letters 2024年第5期16卷 214-230页

作者： Akromjon Akhmadjonov Kyung Taek Bae kang Taek Lee Department of m.c.anical Engineering KAISTDaejeon 34141Republic of Korea KAIST Graduate School of Green Growth and Sustainability Daejeon 34141Republic of Korea

The unique characteristics of nanofibers in rational electrode design enable effec-tive utilization and maximizing material properties for achieving highly efficient and sustainable cO_(2) reduction reactions( cO_(2)RRs)in solid oxide elec-trolysis cells(SOEcs).However,practical appli-cation of nanofiber-based electrodes faces chal-lenges in establishing sufficient interfacial contact and adhesion with the dense *** tackle this challenge,a novel hybrid nanofiber electrode,La_(0.6)Sr_(0.4)co_(0.15)Fe_(0.8)Pd_(0.05)O_(3-δ)(H-LScFP),is developed by strategically incorporating low aspect ratio crushed LScFP nanofibers into the excess porous interspace of a high aspect ratio LScFP nanofiber framework synthesized via electrospinning *** consecutive treatment in 100% H_(2) and cO_(2) at 700°c,LScFP nanofibers form a perovskite phase with in situ exsolved co metal nanocatalysts and a high concentration of oxygen species on the surface,enhancing cO_(2) *** SOEc with the H-LScFP electrode yielded an outstanding current density of 2.2 A cm^(-2) in cO_(2) at 800°c and 1.5 V,setting a new benchmark among reported nanofiber-based *** twinning of the H-LScFP reveals improved contact adhesion and increased reaction sites for cO_(2)*** present work demonstrates a highly catalytically active and robust nanofiber-based fuel electrode with a hybrid structure,paving the way for further advancements and nanofiber applications in cO_(2)-SOEcs.

关键词： Nanofibers Fuel electrodes Digital twinning cO_(2)reduction reaction Solid oxide electrolysis cells

Local dose-dense chemotherapy for triple-negative breast cancer via minimally invasive implantation of 3D printed devices

在线全文

学校读者我要写书评

暂无评论

Asian Journal of Pharm.c.utical Sciences 2024年第1期19卷 69-85页

作者： Noehyun myung Hyun-Wook kang Department of Biomedical Engineering Ulsan National Institute of Science and Technology(UNIST)Ulju-gun 44919South Korea

Dose-dense chemotherapy is the preferred first-line therapy for triple-negative breast cancer(TNBc),a highly aggressive disease with a poor *** treatment uses the same drug doses as conventional chemotherapy but with shorter dosing intervals,allowing for promising clinical outcomes with intensive ***,the frequent system.c.administration used for this treatment results in system.c.toxicity and low patient compliance,limiting therapeutic efficacy and clinical ***,we report local dose-dense chemotherapy to treat TNBc by implanting 3D printed devices with timeprogrammed pulsatile release *** implantable device can control the time between drug releases based on its internal m.c.ostructure design,which can be used to control dose *** device is made of biodegradable materials for clinical convenience and designed for minimally invasive implantation via a *** density variation of local chemotherapy using programmable release enhances anti-cancer effects in vitro and in *** the same dose density conditions,device-based chemotherapy shows a higher anticancer effect and less toxic response than intratumoral *** demonstrate local chemotherapy utilizing the implantable device that simulates the drug dose,number of releases,and treatment duration of the dose-dense Ac(doxorubicin and cyclophosphamide)regimen preferred for TNBc *** density modulation inhibits tumor growth,metastasis,and the expression of drug resistance-related proteins,including p-glycoprotein and breast cancer resistance *** the best of our knowledge,local dose-dense chemotherapy has not been reported,and our strategy can be expected to be utilized as a novel alternative to conventional therapies and improve anti-cancer efficiency.

关键词： Dose-dense chemotherapy Triple-negative breast cancer 3D printing Pulsatile release Local drug delivery systems

Polyoxometalates for continuous power generation by atmospheric humidity

在线全文

学校读者我要写书评

暂无评论

Nano Research 2024年第3期17卷 1875-1885页

作者： Tuo Ji Weilin chen Zhenhui kang Liming Zhang Key Laboratory of Polyoxometalate and Reticular material chemistry of ministry of Education Northeast Normal UniversityChangchun 130024China Institute of Functional Nano&Soft materials(FUNSOm) Jiangsu Key Laboratory for Carbon-Based Functional Materials&Devices DepartmentSoochow UniversitySuzhou 215123China m.c.o Institute of materials Science and Engineering Macao University of Science and TechnologyTaipaMacao 999078China Institute of Functional State Key Laboratory of Luminescence and Applications Changchun Institute of OpticsFine Mechanics and PhysicsChinese Academy of SciencesChangchun 130033China

Atmospheric humidity is a sustainable low-value energy widely existing in natural environment,which is a promising candidate to solve the noncontinuous and low efficiency of low-value energy power *** the mono-substituted Dawson-type polyoxometalates are constructed to be highly dispersed organic ammonium-polyoxoanion clusters and are assembled into thin films power generators with m.c.opores,working in atmospheric *** optimal polyoxometalates generator with the thickness of 7.2μm and the area of 0.36 cm^(2) produces a voltage of 0.68 V and a current density of 19.5μA·cm^(-2) under simulated natural environment,and works continuously and stably under almost all-natural environments(humidity 10%–90%).The highly dispersed polyoxometalate nanoclusters can form m.c.oporous in polyoxometalate films to effectively absorb atmospheric humidity and spontaneously form distribution gradient of water,which is the structural basis of power *** continuous power generation may be maintained by the effective adsorption and utilization of H_(2)O,the huge electrostatic field of organic ammonium-polyoxoanion clusters,and the reasonably designed polyoxometalates containing inorganic small ions with high *** is the first humidity generator designed with polyoxometalates,which may provide a new research direction for polyoxometalates in sustainable utilization of low-value energy.

关键词： atmospheric humidity continuous power generations nanomaterials polyoxoanions polyoxometalates

m.c.oR-9c-5p and novel-mir50 co-target Akt to regulate Lasioderma serricorne reproduction

维普期刊数据库评论

在线全文

维普期刊数据库

学校读者我要写书评

暂无评论

Insect Science 2024年第1期31卷 106-118页

作者： Yi Yan Dong-Dong Qin Hong Yang kang-kang Xu can Li Wen-Jia Yang Provincial Key Laboratory for Agricultural Pest management of mountainous Region Institute of EntomologyGuizhou UniversityGuiyangChina Guizhou Provincial Key Laboratory for Rare Animal and Econom.c.Insect of the mountainous Region College of Biology and Environmental EngineeringGuiyang UniversityGuiyangChina

High fecundity is a common characteristic of insect pests which increases the difficulty of population ***/threonine kinase Akt is an indispensable component of the insulin signaling *** of LsAkt severely hinders reproduction in Lasioderma serricorne,a stored product insect ***,the post-transcriptional pathway of LsAkt in *** remains *** study identified 2 binding sites of miR-9c-5p and novel-mir50 in the coding sequences of *** expression profiles of 2 m.c.oRNAs(miRNAs)and LsAkt displayed an opposite pattern during the adult *** reporter assay showed that novel-mir50 and miR-9c-5p could downregulate the expression of *** of miR-9c-5p and novel-mir50 by injection of mim.c. inhibited the expression of LsAkt and reduced oviposition,decreased egg hatchability,and blocked ovarian *** also decreased the expression of genes involved in ovarian development(LsVg and LsVgR)and the nutritional signaling pathway(LsTOR,LsS6K,and Ls4EBP),and reduced the phosphorylation of ***,injection of miR-9c-5p and novel-mir50 inhibitors induced the expressions of LsAkt,LsVg,LsVgR,LsTOR,LsS6K,and Ls4EBP,enhanced Akt phosphorylation level,and accelerated ovarian *** of bovine insulin downregulated the expression of miR-9c-5p and novel-mir50 and upregulated the LsAkt *** also rescued the reproductive development defects associated with miR-9c-5p/novel-mir50 overexpression,forming a positive regulatory loop of insulin *** results indicate that miR-9c-5p/novel-mir50 regulates the female reproduction of *** by targeting Akt in response to insulin *** data also demonstrate the effects of the insulin/miRNA/Akt regulatory axis in insect reproduction.

关键词： Akt insulin Lasioderma serricorne m.c.oRNA reproduction