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学术报告：Development of an ultra-efficient hydrogen peroxide generation and OH radical generation system using a photocatalyst with metal ions immobilized atomically on a PCN derivative
PCN derivative OH radical photocatalyst metal ions
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2023/7/19
Development of an ultra-efficient hydrogen peroxide generation and OH radical generation system using a photocatalyst with metal ions immobilized atomically on a PCN derivative.
Effects of metal ions and pH on the formation and decomposition rates of di- and tri-peptides in aqueous solution
salt-induced peptide formation metal ions copper (II) complex with glycine hydrothermal system prebiotic chemistry, origin of life
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2017/4/11
The recent discovery of active deep-sea hydrothermal systems venting high-pH fluids suggests that the prebiotic chemistry
of the hydrothermal systems of early Earth may have been more diverse than pr...
Sorption of Pb(II), Cd(II), and Ni(II) Toxic Metal Ions by Alginate-Bentonite
Toxic metals Alginate Bentonite Wastewater
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2013/3/9
The sorption of Pb(II), Cd(II), and Ni(II) toxic metal ions from aqueous solution by composite alginate-bentonite and alginate was investigated. The affinity and sorption capacity of the toxic metal i...
Characterization of the Optical Properties of Heavy Metal Ions Using Surface Plasmon Resonance Technique
Surface Plasmon Resonance Optical Propertie Heavy Metal Ions
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2013/1/30
The aim of this research is to characterize the optical properties of heavy metal ions (Hg2+, Cu2+, Pb2+ and Zn2+) using surface plasmon resonance (SPR) technique. Glass cover slips, used as substrate...
A pH-Sensitive Composite Hydrogel Based on Sodium Alginate and Medical Stone:Synthesis, Swelling, and Heavy Metal Ions Adsorption Properties
composite hydrogel sodium alginate medical stone swelling adsorption pH-sensitivity
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2011/12/14
New pH-sensitive composite hydrogels were synthesized by free-radical graft copolymerization among sodium alginate (NaAlg), sodium acrylate (NaA), and medical stone (MS). Fourier transform infrared sp...
Influence of Metal Ions on Hydrogen Production by Photosynthetic Bacteria Grown in Escherichia coli Pre-Fermented Cheese Whey
Hydrogen Production Photosynthetic Bacteria Rodospirillum rubrum Metal Ions E. coli Fermentation
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2013/3/13
The photosynthetic bacteria, Rodospirillum rubrum, produced hydrogen when grown in cheese whey in presence of light. The production increased three times as much when whey was used after being incubat...
THE PEROXYMONOCARBONATE ANIONS AS PULP BLEACHING AGENTS. Part 2. MECHANICAL PULP BRIGHTENING AND EFFECTS OF METAL IONS
PEROXYMONOCARBONATE ANIONS PULP BLEACHING AGENTS
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2010/10/25
The peroxymonocarbonate mono-anion (HCO4─) is generated in solutions containing bicarbonate anions (HCO3─) and hydrogen peroxide (H2O2). The mono-anion is believed to have a pKa value of ca. 10 and as...
Removal of Anionic Metal Ions from Wastewater by Hydroxide-type Adsorbents
hydroxide-type adsorbent adsorption anionic metal ions
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2009/11/13
Generally speaking, anionic metal concentrations in wastewater from industries and mineral processing plants are well above the allowed limits for effluent set by the Ministry of Environment of Japan....
Oxidation of Isobutane over Complex Oxides Containing V and Mg2V2O7 Catalysts Partially Substituted by Transition Metal Ions
Isobutane Oxidation Oxidative dehydrogenation Acidic site
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2009/7/24
The oxidation of isobutane was investigated over various complex vanadium oxide catalysts. Mg2V2O7, MgV2O6, and Mg3V2O8 are effective catalysis for isobutene formation at >300°C. Cu2V2O7 and CaV2O6 s...
Synthesis of polyacrylate/polyethylene glycol interpenetrating network hydrogel and its sorption of heavy-metal ions
hydrogel interpenetrating network polyacrylate/polyethylene glycol
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2010/1/18
A simple two-step aqueous polymerization method was introduced to synthesize a polyacrylate/polyethylene glycol (PAC/PEG) interpenetrating network (IPN) hydrogel. On the basis of the effects of the ra...
The role of transition metal ions on HOx radicals in clouds: a numerical evaluation of its impact on multiphase chemistry
transition metal ions HOx radicals clouds multiphase chemistry
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2009/2/20
A new modelling study of the role of transition metal ions on cloud chemistry has been performed. Developments of the Model of Multiphase Cloud Chemistry (M2C2; Leriche et al., 2001) are described, in...
Type of Archwire and Level of Acidity: Effects on the Release of Metal Ions from Orthodontic Appliances
Metal ions Orthodontic appliances Level of acidity
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2010/3/5
Objective: To examine the effects of three different parameters—pH value, type of archwire, and length of immersion—on release of metal ions from orthodontic appliances.
Materials and Methods: Simu...
Application of the FT-IR/PAS and DRS Methods for Studying Heavy Metal Ions Sorption on the Inorganic Sorbents
Metal Ions Sorption Inorganic Sorbents
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2011/11/7
The scope of this study was the removal of heavy metal ions, ammonium and organic substances by ion exchange from municipal wastewaters. Clinoptilolite, bentonite, and palygorskite are especially inte...
THE FT-IR/PAS AND DRS METHODS FOR STUDYING HEVY METAL IONS SORPTION ON THE INORGANIC SORBENTS
sorption kinetics heavy metals detection spectroscopic metods
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2011/11/7
The scope of this study was the removal of heavy metal ions, ammonium and organic substances by ion exchange from municipal wastewaters. Clinoptilolite,
bentonite, and palygorskite are especially int...
COMPARATIVE STUDY ON METAL IONS ADSORPTION ON A LOW COST CARBONACEOUS ADSORBENT KINETIC EQUILIBRIUM AND MECHANISTIC STUDIES
adsorption isotherms kinetic and thermodynamic parameters regeneration pattern
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2010/5/7
A carbonaceous adsorbent prepared from an indigenous waste and treated by acid was tested for its efficiency in removing metal ions of Fe(II), Co(II) and Ni(II). The process parameters studied include...