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Nơi chia sẻ tri thức, kết nối cộng đồng và giải đáp mọi thắc mắc từ A–

Sciencedirect.com

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Deciphering water-solid reactions during hydrothermal ...

Deciphering water-solid reactions during hydrothermal ...

by J Xi · 2021 · Cited by 25 — After deprotonation, H2SiO3 motif transforms to the SiO2(OH)2 configuration (see Fig. 2). Subsequently, a quick hydrolyzation of SiO2(OH)2 leads to formation.Read more

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Thermodynamics of the ZnSO4-H2SO4-H2O system

Thermodynamics of the ZnSO4-H2SO4-H2O system

by T Vielma · 2018 · Cited by 15 — An internally consistent thermodynamic model was presented for the binary ZnSO 4 –H 2 O and ternary ZnSO 4 –H 2 SO 4 –H 2 O systems.Read more

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Calcite dissolution kinetics in the system CaCO 3

Calcite dissolution kinetics in the system CaCO 3

by G Kaufmann · 2007 · Cited by 208 — Dissolution rates of limestone covered by a water film open to a CO 2 -containing atmosphere are controlled by the chemical composition of the CaCO 3 –H 2 O–CO ...Read more

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RNA-protein organization of U1, U5 and U4-U6 small ...

RNA-protein organization of U1, U5 and U4-U6 small ...

by MN Lelay-Taha · 1986 · Cited by 67 — Small nuclear ribonucleoproteins (snRNPs) containing U1 and U5 snRNAs from HeLa cells have been fractionated using a combination of isopycnic centrifugation ...Read more

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Scavenging of es− and OH radicals in concentrated HCl ...

Scavenging of es− and OH radicals in concentrated HCl ...

by E Atinault · 2008 · Cited by 99 — Scavenging of e s − and OH radical dot radicals in concentrated HCl and NaCl aqueous solutions.

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Kinetics and mechanisms of the reactions of CH with CH4 ...

Kinetics and mechanisms of the reactions of CH with CH4 ...

by MR Berman · 1983 · Cited by 111 — The rate constant for the reaction of CH-CH[ was found to be independent of total pressure between 25 and 200 Torr.Read more

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2 Butanol - an overview

2 Butanol - an overview

21.3.3 Butanol. Butanol is another important compound produced by microorganisms that can be utilized as a fuel or fuel component.Read more

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standard Gibbs energies of formation and other properties ...

standard Gibbs energies of formation and other properties ...

by CE Vanderzee · 1982 · Cited by 34 — Literature results for numerous heterogeneous equilibria in the three-component system (Na2CO3 + NaHCO3 + H2O) or (Na2CO3 + CO2 + H2O) were critically evaluated ...Read more

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Reaction rates of NH2-radicals with NO, NO2, C2H2, C2H4 ...

Reaction rates of NH2-radicals with NO, NO2, C2H2, C2H4 ...

by W Hack · 1979 · Cited by 38 — Absolute rate constants for gas phase reactions of NH 2 radicals with nitrogen dioxide, nitric oxide, acetylene and ethylene have been determinedRead more

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Chemi-ionization and chemiluminescence in the reaction ...

Chemi-ionization and chemiluminescence in the reaction ...

by A Fontijn · 1965 · Cited by 13 — Chemi-ions are produced in oxygen atom-hydrocarbon molecule reactions; this phenomenon has been studied in two experimental facilities.Read more

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1,2-Dibromoethane - an overview

1,2-Dibromoethane - an overview

Ethylene dibromide, also known as 1,2 dibromoethane, is used for the fumigation of stored grains, fruits, and vegetables. It is also used for soil disinfection ...Read more

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an experimental study of worst case scenarios of nitric acid ...

an experimental study of worst case scenarios of nitric acid ...

by CY Chen · 1998 · Cited by 23 — In this reaction, the mixed acid contains HNO3, H2SO4 and H2O. Sulphuric acid serves as a catalyst. Nitric acid plays the most important role in nitration by ...Read more6 pages

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Electrocatalytic CO2 reduction to C2H4: From lab to fab

Electrocatalytic CO2 reduction to C2H4: From lab to fab

by Z Guo · 2024 · Cited by 33 — Additionally, C2H4, a chemical precursor, fuel additive, and energy generation fuel, is commonly utilized as a feedstock for the production of polyethylene, ...Read more

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Solid-liquid equilibrium for the ternary systems (Na 2 CO 3 ...

Solid-liquid equilibrium for the ternary systems (Na 2 CO 3 ...

by J Cao · 2019 · Cited by 25 — Abstract. The stable (solid + liquid) phase equilibrium and physico-chemical properties of the ternary systems (Na2CO3 + NaCl + H2O) and (Na2CO3 + Na2SO4 + H2O ...Read more

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Precipitating carbonate process for energy efficient post

Precipitating carbonate process for energy efficient post

by R Moene · 2013 · Cited by 14 — Under boiling conditions the reverse reaction takes place; KHCO3 to form K2CO3, CO2 and H2O. The formed K2CO3 solution is recycled back to the absorber ...Read more7 pages

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Why beautiful people are more intelligent

Why beautiful people are more intelligent

by S Kanazawa · 2004 · Cited by 242 — Empirical studies demonstrate that individuals perceive physically attractive others to be more intelligent than physically unattractive others.Read more

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Measurement of the Compton profiles of CH 4 and C 2 H 4 ...

Measurement of the Compton profiles of CH 4 and C 2 H 4 ...

by AL Bennani · 1976 · Cited by 21 — We present a new experimental determination of the Compton profiles of CH4 and C2H4 molecules using high energy electron impact. The observable q range has ...Read more

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Electric field gradients in the ionic crystals NaNO 2 , NaBF ...

Electric field gradients in the ionic crystals NaNO 2 , NaBF ...

by HM Maurer · 1977 · Cited by 13 — The electric field gradients (EFG) at the sites of the cations and the “central” atoms of the anions in the ionic crystals NaNO2, NaBF4, NaNO3 and Ba(NO3)2 ...Read more

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Validation of a mechanism for use in modeling CH2Cl2 ...

Validation of a mechanism for use in modeling CH2Cl2 ...

by W Ho · 1992 · Cited by 21 — Use of the model for incineration conditions shows that combustion inhibition by chlorocarbons occurs by loss of OH through the fast reaction OH+HCl→H2O+Cl; and ...Read more

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Theoretical study of structural properties, infrared spectra ...

Theoretical study of structural properties, infrared spectra ...

by BS Jursic · 2000 · Cited by 29 — From a very comprehensive computational study of the C4H4 isomers it can be concluded that all three investigated isomers have very high energies and they are ...Read more

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Patterning of W/WNx/poly-Si gate electrode using Cl2/O2 ...

Patterning of W/WNx/poly-Si gate electrode using Cl2/O2 ...

by HW Kim · 2003 · Cited by 9 — The metal gate electrode with a tungsten (W)/tungsten nitride (WNx)/poly-Si structure has been successfully patterned by Cl2/O2 plasmas in a helicon etcher.Read more

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Research on leaching behavior of manganese and ...

Research on leaching behavior of manganese and ...

by C Sun · 2024 · Cited by 11 — Acid/H2O2 peroxide system can effectively promote the leaching of Mn2 + and NH4 + in EMR. The relative trend of the reaction of manganese oxides in the three ...Read more

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Propan-2-Ol - an overview

Propan-2-Ol - an overview

Propan-2-ol is defined as a chemical compound with the molecular formula C3H8O, characterized by a boiling point of approximately 82°C and a density of 0.785 g/ ...Read more

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Reactions of NO, O2, H2O, and CO2 with the basal plane ...

Reactions of NO, O2, H2O, and CO2 with the basal plane ...

by X Chu · 1992 · Cited by 121 — The reactions of NO, O2, H2O, and CO2 with graphite between 400 and 900°C have been studied by STM to obtain quantitative kinetics by measuring the number and ...Read more

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Gly-Gly-Ala - an overview

Gly-Gly-Ala - an overview

'Gly Ala Gly' refers to a repetitive amino acid motif consisting of glycine and alanine that is characteristic of silk proteins, particularly in the heavy ...Read more

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Rapid H2S production in layers of freshwater and marine ...

Rapid H2S production in layers of freshwater and marine ...

by AM Nguyen-tiêt · 2025 · Cited by 2 — H2S is produced in a 1-cm layer of accumulated waste in freshwater and marine RAS. · H2S production starts 3–5-hour after reaching anaerobic ...Read more

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Practical Stress Management

Practical Stress Management

by JA Romas · Cited by 130 — These techniques include yogic breathing, progressive muscle relaxation, autogenic training, and visual imagery. Biofeedback, self-hypnosis, and humor can also ...Read more

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But-2-Ene - an overview

But-2-Ene - an overview

But-2-ene is defined as an alkene that can be formed from but-1-ene through isomerization, leading to the production of isomers such as cis- and trans-but-2-ene ...Read more

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But-1-Ene - an overview

But-1-Ene - an overview

But-1-ene is a linear or normal α-olefin and isobutylene is a branched α-olefin. In a rather low percentage, but-1-ene is used as one of the co-monomers.Read more

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Plasma-induced graft-polymerisation of ethylene glycol ...

Plasma-induced graft-polymerisation of ethylene glycol ...

by S Zanini · 2008 · Cited by 40 — In this work plasma-induced graft-polymerisation of ethylene glycol methacrylate phosphate (EGMP) was performed on polyethylene (PE) films for flame retardancy.Read more

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Fluxes of H2S and SO2 - Subtropical forest

Fluxes of H2S and SO2 - Subtropical forest

by P Ke · 2022 · Cited by 10 — In this study, the aerodynamic gradient method was applied to consecutively measure H 2 S and SO 2 fluxes above a subtropical forest canopy in Southwest China.Read more

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Selective Low Temperature NH3 Oxidation to N2 on ...

Selective Low Temperature NH3 Oxidation to N2 on ...

by L Gang · 1999 · Cited by 177 — The results of HREM and UV spectra show that a CuAl2O4-like phase is more active than a CuO phase for the ammonia oxidation reaction. Both ...Read more

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