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Chinese Journal of Chemical Engineering 2021年第6期34卷 198-207页

作者： Sunita Malik Poonam Jangra Darolia S.k.Garg v.k.sharma Department of Chemistry Maharshi Dayanand UniversityRohtakHaryanaIndia J.C.Bose University of Science and Technology YMCAFaridabadHaryanaIndia

The present work is focusing on the synthesization and physico-chemical properties of Jatropha curcas biodiesel with diesel and *** densities of binary diesel(2)+1-alkanols(C_(3) or C_(4))(3)and ternary Jatropha curcas biodiesel(1)+diesel(2)+1-alkanols(C_(3)or C_(4))(3)blends have been reported over full range of composition at temperatures within range 288.15 to 313.15 *** densities of Jatropha curcas biodiesel(1)+diesel or 1-alkanols(C_(3) or C_(4))(2)blends have been measured at 313.15 *** molar volumes,v^E,v^E_(123)of binary and ternary blends were calculated from the measured data and the derived properties were correlated to composition using Redlich-kister equation.A reasonable agreement was found between the measured and estimated ***,densities and excess molar volumes data were reasoned to discuss molecular interactions taking into consideration effect of composition and temperature.

关键词： Jatropha curcas biodiesel Diesel Alcohols Blends Density Excess molar volumes

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Role of NiMn_(9.3)Al_(4.0)Co_(14.1)Fe_(3.6)alloy on dehydrogenation kinetics of MgH_(2)

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Journal of Magnesium and Alloys 2018年第3期6卷 318-325页

作者： Priyanka Meena Ramvir Singh v.k.sharma I.P.Jain Centre for Non-Conventional Energy Resources University of RajasthanJaipurIndia Metallurgical and Material Engineering Department MNITJaipurIndia Physics Department University of RajasthanJaipurIndia

Hydriding and dehydriding properties of MgH_(2)-x wt.%NiMn_(9.3)Al_(4.0)Co_(14.1)Fe_(3.6)(x=10,25,50)nanocomposites have been investigated in present *** alloy was prepared by arc melting method and ball milled with MgH_(2)to get *** temperature as low as 180℃was observed for MgH_(2)-50 wt%system which is 80℃lower than the as-milled MgH_(2)giving 131.34 kJ/mol activation *** analysis shows tetragonal,orthorhombic and monoclinic phases for MgH_(2),Al_(60)Mn_(11)Ni_(4)and Mg_(2)NiH_(4).Morphology by SEM were undertaken to investigate the effect of hydrogenation on nanostructured *** studies show a single broad exothermic peak in the temperature range 48℃-353℃after alloy addition in MgH_(2).These results indicate that the hydrogenation properties of MgH_(2)nanocomposite have been improved compared to the as-milled MgH_(2).

关键词： Hydrogen storage Activation energy Mg based nanocomposites Phase structure TGA

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试验合成了桉树异源四倍体

广东林业科技 1986年第3期 46-48页

作者： M·L·kAPOOR v.k.sharma 朱大业

用秋水仙碱进行诱导,获得了桉树异源四倍体,这是桉属品种中最早的报道。试验中对异源四倍体（E·tereticorhis×E·g-randis,4n=44）与二倍体（F1 E·tereti-cornis×E·grandis,2n=22）的各种形态特征进行了比较。与二倍体相比,异源四... 详细信息

用秋水仙碱进行诱导,获得了桉树异源四倍体,这是桉属品种中最早的报道。试验中对异源四倍体（E·tereticorhis×E·g-randis,4n=44）与二倍体（F1 E·tereti-cornis×E·grandis,2n=22）的各种形态特征进行了比较。与二倍体相比,异源四倍体的叶、花、果实和种子等都很特别,某些特点表现还很突出。用二倍体 E·tereticornis和 *** 的花粉与异源四倍体杂交,也合成了异源三倍体,记录表明,异源三倍体在苗期比二倍体和四倍体生长要快。同时,正在研究其生长特性和经济价值的其他特征。这种生物技术还可以用于异源多倍体的快速繁殖和对原株进行不同用途的遗传学改良。

关键词：异源四倍体形态特征异源多倍体桉属生苗 Raphanus 生长优势秋水仙碱花粉粒杂种苗

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试验合成了桉树异源四倍体

湖南林业科技 1986年第4期 46-48页

作者： M.L.kAPOOI v.k.sharma 朱大业

已有的研究表明,在桉属植物中,通过秋水仙碱的处理,虽然没有诱导出异源四倍体,但却早已获得了同源四倍体。异源多倍体可以使杂种F代准确地进行繁殖,也可以用于克服一些物种间杂交所带来的障碍,有助于产生新种或新属。

关键词：异源四倍体杂种双二倍体杂交种生物碱秋水仙碱两倍体

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决定齿轮渗碳层浓度的解析方法

电力机车与城轨车辆 1980年第7期 48-54页

作者： v.k.sharma G.H.Walfer D.H.Breen 程恩(氵麦)

一、前言齿轮的渗碳层深度通常是凭经验而定。例如,取弦齿厚的1/6或者最大剪切应力深度的2～10倍为渗碳层的有效深度。这此推荐值是不适当的,它成了不少齿轮损坏的原因。所以这些值

关键词：二衬成生

Design and evaluation of Swift routing for payment channel network

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Blockchain(Research and Applications) 2024年第2期5卷 62-72页

作者： Neeraj sharma kalpesh kapoor v.Anirudh Department of Computer Science and Engineering Indian Institute of Technology GuwahatiGuwahati 781039AssamIndia Department of Mathematics Indian Institute of Technology GuwahatiGuwahati 781039AssamIndia

Payment Channel Networks(PCNs)are a promising alternative to improve the scalability of a blockchain network.A PCN employs off-chain micropayment channels that do not need a global block confirmation procedure,thereby sacrificing the ability to confirm transactions *** uses a routing algorithm to identify a path between two users who do not have a direct channel between them to settle a *** performance of most of the existing centralized path-finding algorithms does not scale with network *** rapid growth of Bitcoin PCN necessitates considering distributed ***,the existing decentralized algorithms suffer from resource *** present a decentralized routing algorithm,Swift,focusing on fee *** concept of a secret path is used to reduce the path length between a sender and a receiver to optimize the ***,we reduce a network structure into combinations of cycles to theoretically study fee optimization with changes in cloud *** secret path also helps in edge load sharing,which results in an improvement of *** routing achieves up to 21%and 63%in fee and throughput optimization,*** results from the simulations follow the trends identified in the theoretical analysis.

关键词： Blockchain Payment channel networks Bitcoin Lightning network Routing protocols Layer 2 protocols

Optimized ANN for LiFePO4 battery charge estimation using principal components based feature generation

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Green Energy and Intelligent Transportation 2024年第4期3卷 59-71页

作者： Chaitali Mehta Amit v.Sant Paawan sharma Department of Computer Science and Engineering School of TechnologyPandit Deendayal Energy UniversityRaysanGandhinagar 382007India Department of Electrical Engineering School of Energy TechnologyPandit Deendayal Energy UniversityRaysanGandhinagar 382007India Department of Information and Communication Technology School of TechnologyPandit Deendayal Energy UniversityRaysanGandhinagar 382007India

Electric vehicles(Evs)have gained prominence in the present energy transition *** adoption of Evs necessitates an accurate State of Charge estimation(SoC)*** predictive SoC estimations with smart charging strategies not only optimizes charging efficiency and grid reliability but also extends battery lifespan while continuously enhancing the accuracy of SoC predictions,marking a crucial milestone in sustainable electric vehicle *** this research study,machine learning methods,particularly Artificial Neural Networks(ANN),are employed for SoC estimation of LiFePO4 batteries,resulting in efficient and accurate estimation *** investigation first focuses on developing a custom-designed battery pack with 12v,4 Ah capacity with a facility for real-time data collection through a dedicated hardware *** voltage,current and open-circuit voltage of the battery are monitored with computerized battery *** battery temperature is sensed with a DHT22 temperature sensor interfaced with Raspberry *** components are derived for the collected battery data set and analyzed for feature *** principal components were generated as input parameters for the developed *** Stopping for the ANN was also implemented to achieve faster convergence of the *** considering eleven combinations for ten different optimizers loss function is *** analysis of hyperparameter tuning and optimizer selection revealed that the Adafactor optimizer with specific settings produced the best results with an RMSE value of 0.4083 and an R2 Score of *** proposed algorithm was also implemented for two different types of datasets,a UDDS drive cycle and a standard cell-level *** results obtained were in line with the results obtained with the ANN model developed based on the data collected from the developed experimental setup.

关键词： Battery Feature engineering Principal component analysis Artificial neural networks Optimizers

Role of lysosomal trafficking regulator in autophagic lysosome reformation in neurons:a disease perspective

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Neural Regeneration Research 2024年第5期19卷 957-958页

作者： Prashant sharma Jenny Serra-vinardell Wendy J.Introne May Christine v.Malicdan NIH Undiagnosed Diseases Program Common FundOffice of the DirectorNational Institutes of HealthBethesdaMDUSA Human Biochemical Genetics Section Medical Genetics BranchNational Human Genome Research InstituteNational Institutes of HealthBethesdaMDUSA(Serra-Vinardell JIntrone)

Lysosomes are discrete organelles that act as recycling centers for extracellular and intracellular materials,playing a pivotal role in maintaining cellular *** acidic environment,maintained by numerous hydrolytic enzymes,facilitates substrate *** in lysosomal processes can lead to abnormal substrate degradation,significantly impacting cellular *** energy-demanding cells,such as post-mitotic neurons,are especially vulnerable to these changes,often resulting in neurological ***,a conserved catabolic process,requires extensive lysosomal *** plays a key role in removing unnecessary intracellular components,ensuring cellular homeostasis,and promoting cell survival during stress conditions such as starvation,infection,or cellular damage.

关键词： homeostasis lysosomal removing

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Exploring one material for dual applications:A red-emitting Mg2GeO4:Eu3+ nanophosphor for future generation energy efficient WLEDs and dosimetric applications

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Journal of Rare Earths 2024年第10期42卷 1835-1845页

作者： Akshay Arjun G.P.Darshan S.C.sharma H.Nagabhushana D.v.Sunitha H.B.Premkumar Department of Physics Faculty of Mathematical and Physical SciencesM.S.Ramaiah University of Applied Sciences Jain University C.N.R.Rao Centre for Advanced Materials Tumkur University School of Applied Sciences (Physics) REVA University

The envisaged design and developme nt of individual mate rials to excavate a broader spectrum of desired properties and offer multiple applications are highly *** this in mind,a series of forsterite-structured Mg2GeO4:Eu3+（1 mol%-9 mol%） nanophosphors was synthesized via a solution combustion method using oxalyl dihydrazide as a *** X-ray diffraction patterns confirm the orthorhombic crystal system with a Puma space *** results clearly show irregularly shaped cluster-like structures with aggregation of the *** diffuse reflectance spectra,the optical energy band gap of the Mg2GeO4:Eu3+（1 mol%-9 mol%） nanophosphors was estimated and obtained to be～4.12-4.32 *** photoluminescence emission spectra exhibit intense peaks at ～579,589,610,661,and 707 nm,which are due to characteristic5D0→7F0,5D0→7F1,5Do→7F2,5D0→7F3and5D0→7F4transitions of Eu3+ions,*** Commission International de L'Eclairage color coordinates are gradually tuned from pale red（0.5980,0.4012） to a pure red（0.6385,0.3611） *** glow peaks showcase excellent super-linear response at low doses of γ-irradiations,indicating that the prepared phosphor can be used in thermoluminescent personal dosimetry which is a biological tissue *** aforementioned results demonstrate that the prepared Mg2GeO4:Eu3+（1 mol%-9 mol%） nanophosphors are considered an excellent candidate for dual applications,i.e.,red component in future generation white-light-emitting diodes（WLEDs） and personal dosimetric applications.

关键词： Dosimetry Nanophosphors Photoluminescence Photometric properties Rare earths Thermoluminescence

Space–time finite element method with domain reduction techniques for dynamic soil–structure interaction problems

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International Journal of Mechanical System Dynamics 2024年第2期4卷 117-130页

作者： vikas sharma Shion Shimizu kazunori Fujisawa Division of Environmental Science and Technology Graduate School of AgricultureKyoto UniversityKyotoJapan

Design of earth structures,such as dams,tunnels,and embankments,against the vibrational loading caused by high-speed trains,road traffic,underground explosions,and,more importantly,earthquake motion,demands solutions of the dynamic soil–structure Interaction(SSI)*** paper presents a velocity-based space–time finite element procedure,v-ST/finite element method(FEM),to solve dynamic SSI *** main goal of this study is to present the computation details of implementing viscous boundary conditions of Lysmer–kuhlemeyer to truncate the unbounded soil ***,additional time-dependent boundary conditions,in terms of the free-field response,are included to facilitate energy flow from the far field to the computation domain at the vertical truncated *** the FEM,seismic input motion is applied to an effective nodal force vector,which can be obtained explicitly in the numerical ***,the response of a concrete gravity dam resting on an elastic half-space to the horizontal component of earthquake motion is computed and successfully compared with the results of semidiscrete FEM using the Newmark-βmethod.

关键词： absorbing boundary domain reduction FEM soil-structure interactions space-time