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Tracking Control for Omnidirectional Lower Limbs Rehabilitation Robot during Centre-of-gravity Shift
Tracking control of mobile rehabilitation robot during centre-of-gravity shift is an intrinsic problem with mechanism.Th......
BP Neural Network PID Algorithm Toraue Distribution Control Strategy for Electric Vehicle with in-Wh
The BP neural network PID algorithm torque distribution control strategy for electric vehicle with in-wheel motor is pro......
An enhanced model free adaptive control (EMFAC) algorithm is presented for a class of nonlinear system by integrating la......
A rapid and efficient synthesis of substituted phthalic acid derivatives in solvent-free via microwa
Multicomponent reactions (MCRs) which directly yield the desired products via domino or tandem reaction sequences offer ......
The function of language teaching is self-evident in our second language acquisition.Teachers and students are two impor......
Optical filters are essential parts of advanced optical communication and sensing systems.Among them,the ones with an ul......
<正> For the cavity resonator filled with homogeneous isotropic medium and with ideal walls, and Miiller have proved the......
The 2018 Nobel Prize in Chemistry was awarded one half to Dr. Frances Arnold (of California Institute of Technology,USA)......
Dynamical analysis and performance evaluation of a biped robot under multi-source random disturbance
During bipedal walking,it is critical to detect and adjust the robot postures by feedback control to maintain its normal......
The shape control of probability density function(PDF) of the system state is an important topic in stochastic systems. ......
曾经是普通的农家女,而今已成为拥有百万资产的企业家。没有文化、没有资金,她如何能成功?胆识和魄力就是她成功的基石。
Once an......
Algorithm of Dynamic Operation Process of Hydraulic Automatically Operated Canals with Constant-Down
On the basis of analysis the governing process of downstream water level gates AVIO and AVIS, a mathematical model for s......
Indole cyanation via C-H bond activation under catalysis of Ru(Ⅲ)-exchanged NaY zeolite(RuY) as a re
Selective 3-cyanation of indoles was achieved under heterogeneous catalysis of Ru(Ⅲ)-exchanged NaY zeolite(RuY) as a re......
In this study,we have performed first-principles screened exchanged hybrid density function theory with the HSE06 functi......
In this work, an industrial acetic acid dehydration system via heterogeneous azeotropic distillation is simulated by Asp......
The design and fabrication of solid nanomaterials are the key issues in heterogeneous catalysis to achieve desired perfo......
Recently,it was discovered that many copper factories in North China market one after another entered production suspens......
The magnetic nanoparticles supported silica sulfuric acid was used as an efficient catalyst for the synthesis of pyrimid......
Local synthesis of carbon nanotubes for direct integration in Si microsystems——design considerations
The integration of nanomaterials such as carbon nanotubes(CNTs) into microsystems is highly desirable,in order to make u......
Both tetrahydrofuran(THF) and 2-methyltetrahydrofuran(MTHF) are studied systematically at desired temperatures using mol......
As a leading surface modification approach,hydrosilylation enables freestanding silicon nanocrystals(Si NCs) to be well ......
Synthesis and Crystal Structures of Two Di-Cu(Ⅱ) Complexes Based on an Asymmetric Dinucleating Ligan
Two new dicopper(II) complexes [Cu2L(OAc)2](ClO4)·H2O(1) and [Cu2L(BPP)2]-(ClO4)(2) using an asymmetric dinucleating li......
Visible-light photoredox-mediated oxidation of N-methyl tertiaryamines under catalyst free condition
Mediated by visible light-induced photoredox catalysis and free of other catalysts,a new and efficient synthesis of meth......
Much progress has been achieved for both experimental and theoretical studies on the dissociative chemisorption of molec......
In order to develop a novel kidney-targeted drug delivery system,a small molecular carrier(2-deoxy-2-aminodiglucose) was......
Suzuki–Miyaura cross-coupling reactions in water using in situ generated palladium(II)–phosphazane c
The phosphazane derivatives(L1–3) were readily obtained by reaction of different ratios of PCl3 and PhNH2. The L1–3 de......
Solamargine,(25R)-3-{O-L-rhamnopyranosyl-(1 2)-[O-L-rhamnopyranosyl-(1 4)]-D-glucopyranosyloxy}-22-Nspirosol-5-ene,isola......
The title compound tianagliflozin triacetate 1 was synthesized and its crystal structure was determined by single-crysta......
The Keplerate‐type giant nanoporous isopolyoxomolybdate (NH4)42[MoVI72MoV60O372‐(CH3COO)30(H2O)72], denoted {Mo1......
The mechanism for synthesis of 4,4-methylenedianiline(MDA) via condensation reaction of aniline with formaldehyde has be......
Reaction temperature is one of the key parameters in the synthesis of metal-organic frameworks(MOFs).Though there is no ......
The equilibrium hydrate formation conditions for CO2/H2 gas mixtures with different CO2 concentrations in 0.29 mol% TBAB......
Nitrous acid is inevitably present in Purex process,thus,it is desired to build a HNO2 distribution model which could be......
LaFeO3 perovskite supported Ni and Ni-Fe catalysts were prepared and applied to methanation reaction of syngas.Two prepa......
C_2-symmetric BINOL-squaramide as efficient organocatalyst for the enantioselective α-amination of 1
The asymmetric a-amination of 1,3-dicarbonyl compounds with dialkyl azodicarboxylates has been achieved by C2-symmetric ......
Palladium-catalyzed synthesis of 1,2,3,4-tetraalkyl-1,4-diarylbutadienes by cross-coupling of zircon
A novel method for the synthesis of 1,2,3,4-tetraalkyl-1,4-diarylbutadienes was developed via palladiumcatalyzed cross-c......
Some novel cycloaddition reactions based on benzyne and olefins have been developed.These reactions were performed in th......
Direct amination of pyrimidin-2-yl tosylates with aqueous ammonia under metal-free and mild conditio
A metal-free synthesis of pyrimidine functionalized primary amines via direct amination of pyrimidin-2-yl tosylate with ......
Fabrication of ZnO with tunable morphology through a facile treatment of Zn-based coordination polym
The morphology and structure of zinc oxide(ZnO), one of the important semiconductors, are relevant to its properties and......
Enhancements of dimethyl carbonate synthesis from methanol and carbon dioxide:The in situ hydrolysis
This paper describes the effect of the in situ hydrolysis of 2-cyanopyridine and its derivatives on the synthesis of dim......
The production of octahydrocoumarin,which can serve as a replacement for toxic coumarin,was investigated using 5% Ru on ......
Magnetite nanoparticles coated with sulfuric acid-functionalized mesoporous MCM-48 were synthesized and used as a cataly......
Tin sulfide nanoparticles(SnS -NPs) were prepared in aqueous solution at room temperature on the surface of activated ca......
This essay discusses some preliminary thoughts on the development of a rational and modular approach for molecular desig......
Establishment of one-step approach to detoxification of hypertoxic aconite based on the evaluation o
Aconite is a valuable drug and also a toxic material, which can be used only after detoxification processing. Although t......
Ensuring that water flows smoothly into spillways is the main challenge in spillway design.In order to help avoid the fo......
A new highly efficient and reusable Cu(Ⅰ)-MOF has been developed for the synthesis of propargylamine compounds via the ......
An efficient process for the conversion of dimethyl oxalateinto ethylene glycol with high selectivity and high yield ove......
