molar相关论文
目的：探讨分裂桩结合髓室固位型嵌体冠修复低牙合龈高度磨牙残根残冠的临床效果。方法：对45颗低牙合龈高度且根分叉较大的磨牙残根残......
Ti O_2-CdS composite material was successfully synthesized in-situ sulfidation using polystyrene(PS)as a template,tetrab......
Synthesis,Crystal Structure,Specific Heat Capacity,Thermodynamic Properties and Heat of Formation of
N-(benzoyl)-N-(2,4-dinitrophenyl amino) thiourea was synthesized via the reaction of2,4-dinitrophenylhydrazine alter wit......
Ultrasonic, Volumetric and Isentropic Compressibility of Binary Mixtures of 1,4-Dioxane with Primary
Density, viscosity and sound velocity of six binary liquid mixtures of methanol, ethanol, propanol, butanol, hexanol and......
Managing Tilted Molar Abutment Using a Digitally Fabricated Split-Pontic Fixed Dental Prosthesis—A C
Prosthetic rehabilitation of a missing tooth with tilted abutments is yet an enigmatic and less unconventionally sought-......
Fusion of a Mandibular Third Molar and a Distomolar in a Trinidadian Child: Report of a Rare Case Di
Double teeth refer to two teeth that are totally or partially joined by dentin and maybe their pulps. These developmenta......
目的观察肯氏Ⅲ类磨牙缺损患者种植修复后邻接触丧失的影响因素。方法回顾性分析2018年3月至2019年10月于南阳南石医院口腔科接受......
<正> Korbl and his coworkers titrated Pb2+ complexometrically in a buffer solution of pH 5 with xylenol orange （X.O.） as a......
<正> In this paper, according to the relation between the retention value and molecular parameters derived by using homo......
<正> Through reductive addition of pheny llithium to μ—S2Fe2 （CO）6 and nucleophilic substitution between alkyl halides a......
STUDIES ON THE COLOUR REACTION OF COBALT WITH 2-[2-(6-BROMOBENZOTHIAZOLYL)AZO]-5-DIMETHYLAMINOBENZOI
Heterocyclic azo benzoic acid compound is a kind of highly sensitive and selective chromogenic reagent for metals. M. Fu......
C<sub>60</sub> （Buckminsterfullerene） is now one of the most notable carbon clusters. Recently Wennerstrm treated C<sub>......
The present paper covers seven rare earth-containing tungstosilicate heteropoly complexesLnHSiW_(12)O_(40)·xH_2O with ......
Synthesis and Properties of Rare Earth Complexes with 3-Ferrocenyl-5-Phenyl-Pyrazoline-1-Dithiocarba
Sodium 3-ferrocenyl-5-phenyl-pyrazoline-1-dithiocarbamate (FPPD) reacts with anhydrousrare earth chlorides in absolute ......
Hydrogen bonding interactions between ethylene glycol and water:density,excess molar volume,and spec
Studies of the density and the excess molar volume of ethylene glycol (EG)-water mixtures were carried out to illustrate......
High Efficieney Synthesis of Isotaetie Polypropylene and Linear Polyethylene Using a New C_2-symmetr
Ansa-Cyclohexyl-bis(4,5,6,7-tertrahydro-l-indenyl)zirconium dichloride(5)was used as catalyst for propylene and ethylene......
The aim of the present study is to explore the coherence of thermodynamic equilibrium predictions with the actual cataly......
Extractive oxidative desulfurization of model oil/crude oil using KSF montmorillonite-supported 12-t
12-Tungstophosphoric acid(PW) supported on KSF montmorillonite, PW/KSF, was used as catalyst for deep oxidative desulfur......
The title complex L3Y(L = [O-4,6-di-tBu-C6H2-2-CH{CH(iPr2NCHCHN) }]) has been synthesized by the reaction of LiY[N(iPr) ......
New experimental data of densities and surface tensions are presented for the binary mixtures of the ionic liquid 1-ethy......
Production of propylene from an unconventional metathesis of ethylene and 2-pentene over Re_2O_7/SiO
An unconventional metathesis of ethylene and 2-pentene over Re2O7/SiO2-Al2O3 catalysts has been studied as an alternativ......
The performance of BaCl2-TiO2-SnO2 composite catalysts in oxidative coupling of methane reaction has been investigated. ......
The decomposition process for zircon sand concentrate using mixed base of sodium hydroxide partly replaced by calcium ox......
Synthesis and Structure of bc-Dichloro-af-dihydroxo-de-bis(N-3-pyridinylmethanesulfonamide)platinum(
The Pt(Ⅳ) complex cis,cis,trans-[Pt(PMSA)2Cl2(OH)2]2H2O (1), where PMSA=N-3-pyridinylmethanesulfonamide, has been synth......
With the B3LYP calculation method of density functional theory(DFT)and the 6-31G* basis set,full optimization calculatio......
Water-dispersible ZnSe quantum dots (ZnSe QDs) were prepared in aqueous media and characterized by ultraviolet-visible a......
Superhydrophobic surface was prepared on the zinc substrate by chemical solution method via immersing clean pure zinc su......
The formation of Ag clusters on titanium oxide (TiO2) nanoparticles was achieved by self-assembly process and calcinatio......
Isobaric Vapor-Liquid Equilibrium for Toluene, 3-Methylthiophene and N-formylmorpholine at 101.33 kP
Isobaric vapor-liquid equilibrium (VLE) data were measured for binary mixtures of toluene+N- formylmorpholine, toluene+3......
Sn-Ce-O binary catalysts with different Sn/Ce molar ratios were prepared with co-precipitation method and applied for CO......
Determination of Crosslinking and Grafting in Polyurethane-acrylic Hybrid Material and Their Theoret
A theoretical method to calculate the mode of polyurethane(PU) prepolymers grafted to polyacrylic(PAC) was presented. Us......
A potential dual inhibitor(4) for exogenous absorption and endogenic synthesis of cholesterol was designed based on the ......
The conductivities of LiBr, LiCl, and LiNO 3 in methanol, ethanol, 1-propanol, and 2-propanol (with electrolyte concentr......
Effects of Zr/Ti molar ratio in SO_4~(2-)/ZrO_(2-)TiO_2 calcined at different temperatures on its su
Effects of Zr/Ti molar ratio in SO42-/ZrO2-TiO2 solid acid catalyst calcined at different temperatures on its surface pr......
The response surface method (RSM) was applied to study the liquid phase alkylation of benzene with 1-decene catalyzed by......
Molybdenum based oxide catalysts Mo-H,Mo-Fe,Mo-Ce,and Mo-Sn were prepared by calcining H3PMo12O40,Fe1.5 PMo 12O40,Ce1.5P......
The removal of acid compounds(naphthenates) from acidic oil with ionic liquids was systematically investigated. [BMIM]Br......
Effect of O_2 and H_2O on the tri-reforming of the simulated biogas to syngas over Ni-based SBA-15 c
A series of Ni/SBA-15 catalysts with Ni contents from 7.5 wt% to 15 wt% were prepared by impregnation method.The effect ......
Facile Synthesis of Gold-nanoparticles-decorated Polymer Assemblies and Core-Shell Gold Nanoparticle
Synthesis of gold nanoparticles(AuNPs) and Pluronic triblock copolymer composite in aqueous medium was studied.Gold-poly......
SYNTHESIS AND CHARACTERIZATION OF HIGH MOLECULAR WEIGHT POLY(1,2-PROPYLENE CARBONATE-co-1,2-CYCLOHEX
Using supported multi-component zinc dicarboxylate catalyst,poly(1,2-propylene carbonate-co-1,2-cyclohexylene carbonate)......
A new Cu~(2+)-induced color reaction of a rhodamine derivative N-(3-carboxy)acryloyl rhodamine B hyd
A new rhodamine derivative,N-(3-carboxy)acryloyl rhodamine B hydrazide(CARB),has been synthesized,and its unusual spectr......
Effects of ammonium exchange and Si/Al ratio on the conversion of methanol to propylene over a novel
One type of ZSM-5 zeolite with large partical size was prepared and characterized by XRD, SEM, N2 adsorption-desorption,......
An efficient and environmentally benign procedure for the catalytic esterification of salicylic acid with aliphatic alco......
Study of the coordinative nature of alkylaluminum modified Phillips CrO_x/SiO_2 catalyst by multinuc
Solid-state nuclear magnetic resonance spectroscopy was used to investigate the coordinative states of surface Al specie......
Ru-Ce catalysts were prepared by a co-precipitation method.The effects of Ce precursors with different valences and Ce c......
Transesterification of glyceryl tributyrate with methanol using strontium borate as the solid base c
Four kinds of strontium borates were prepared and characterized by XRD,SEM,EDS,TG-DTA and Hammett titration method,and t......
ETHYLENE POLYMERIZATION AND ETHYLENE/HEXENE COPOLYMERIZAION WITH VANDIUM CATALYSTS BEARING THIOPHENO
Vanadium(Ⅲ) complexes bearing thiophenol-phosphine ligands (2a-2b) (2-R-6-PPh2-C6H2S) VCl2(THF)2 (2a: R=H; 2b: R=Me3Si)......
A Ni-La/SiO2 catalyst was prepared through the incipient wetness impregnation method and tested in the oxidative dehydro......
Controllable synthesis of uniform and single-crystalline CdMoO4 nano-octahedra has been successfully realized at large-s......
