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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
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.
Hierarchical magnesium oxide microspheres for removal of heavy ions from water and efficient bacterial inactivation
magnesium oxide heavy ions bacterial inactivation
2023/6/21
Hierarchical magnesium oxide (MgO) microspheres with high adsorption capacity of heavy metal ions and potent antibacterial activity were synthesized by an aerosol-assisted method. It is a facile, effi...
郭新闻论文成果：Self-Assembly of Mn(II)-Annidoximated PAN Polymeric Beads Complex as Reusable Catalysts for Efficient and Stable Heterogeneous Electro-Fenton Oxidation
heterogeneous electro-Fenton porous polymeric frameworks phase inversion postsynthetic grafting strong metal-support interaction
2023/3/6
A facile postsynthetic amidoxime modification method was reported on the preparation of transition-metal ions (Mn, Fe, and Co)-polyacrylonitrile (PAN) polymeric beads complex as reusable catalysts for...
The accumulation of plastic waste in the oceans, soil, and even in our bodies is one of the major pollution issues of modern times, with over 5 billion tons disposed of so far. Despite major efforts t...
In a single day, enough sunlight strikes Earth to power the world for an entire year—that is, if we can find a way to capture that energy cheaply and efficiently. While the cost of solar energy has de...
New Efficient,Low-Temperature Catalyst for Converting Water and CO to Hydrogen Gas and CO2
Low-Temperature Catalyst Converting Water CO to Hydrogen Gas CO2
2017/7/24
Scientists have developed a new low-temperature catalyst for producing high-purity hydrogen gas while simultaneously using up carbon monoxide (CO). The discovery—described in a paper set to publish on...
Organic solar cells more efficient with molecules face-to-face
Organic solar cells more efficient with molecules face-to-face
2014/4/16
New research from North Carolina State University and UNC-Chapel Hill reveals that energy is transferred more efficiently inside of complex, three-dimensional organic solar cells when the donor molecu...
An efficient one-pot three-component synthesis of tetrahydrobenzo[b]pyran and 3,4-dihydropyrano[c]chromene derivatives using starch solution as catalyst
Tetrahydrobenzo[b]pyran Dihydropyrano[c]chromene Starch solution
2014/3/8
Tetrahydrobenzo[b]pyran and 3,4-dihydropyrano[c]chromene derivatives were synthesized via a one-pot three-component condensation of aromatic aldehydes with malononitrile and dimedone or 4-hydroxycouma...
Preparation and characterization of nano-CaO based on eggshell waste：Novel and green catalytic approach to highly efficient synthesis of pyrano[4,3-b]pyrans
Nano-calcium oxide Eggshell waste Biocatalyst Pyrano[4,3-b]pyrans Ball-mill
2014/3/8
Nano-CaO was prepared by calcination of ball-milled chicken eggshell waste. This novel, bioactive, heterogeneous catalyst, which had high catalytic activity and reusability, was used in the green synt...
Poly(4-vinylpyridinium) perchlorate as an efficient solid acid catalyst for the chemoselective preparation of 1,1-diacetates from aldehydes under solvent-free conditions
Poly(4-vinylpyridinium) perchlorate Chemoselective Supported catalyst Acylation Aldehyde
2014/3/8
Poly(4-vinylpyridinium) perchlorate has been used as a supported, recyclable, environmentally-benign catalyst for the formation of acylals from aliphatic and aromatic aldehydes in good to excellent yi...
Poly(vinyl chloride)-supported Pd(Ⅱ) complex as an efficient catalyst for Heck and Cu-free Sonogashira reactions under aerobic conditions
Heck reaction Sonogashira reaction Aryl halide Poly(vinyl chloride)-anchored palladium(Ⅱ) dithizone complex
2014/3/8
A novel poly(vinyl chloride)-supported Pd complex was found to be a highly active catalyst for the Heck and Sonogashira reactions of aryl halides under aerobic conditions. The complex is thermally sta...
SiO2-Cu2O：An efficient and recyclable heterogeneous catalyst for N-benzylation of primary and secondary amines
Silica supported copper(I) oxide Benzylation Substituted amine Recyclability Heterogeneous catalysis
2014/3/9
A mild, effective, and selective procedure is reported for the mono N-benzylation and N,N-dibenzylation of primary amines as well as mono N-benzylation of secondary amines using silica-supported coppe...
Thiourea dioxide: An efficient and reusable organocatalyst for the rapid one-pot synthesis of pyrano[4, 3-b]pyran derivatives in water
Pyrano[4,3-b]pyran Thiourea dioxide 4-Hydroxy-6-methylpyran-2-one One-pot synthesis
2014/3/11
A series of pyrano[4,3-b]pyran derivatives have been synthesized in excellent yields by the reaction of aromatic aldehydes with malononitrile or cyanoacetate and 4-hydroxy-6-methylpyran-2-one in water...
In situ generation of trityl carbocation (Ph3C+) as a homogeneous organocatalyst for the efficient synthesis of 4, 4’-(arylmethylene)-bis(3-methyl-1-phenyl-1H-pyrazol-5-ol)s
Trityl chloride (Ph3CCl) Trityl carbocation (Ph3C+) 4,4'-(Arylmethylene)-bis(3- methyl-1-phenyl-1H-pyrazol-5-ol) 3-Methyl-1-phenyl-1H-pyrazol-5(4H)-one Solvent-free synthesis
2014/3/11
Trityl chloride (Ph3CCl) efficiently catalyzes the condensation of 3-methyl-1-phenyl-1H-pyrazol- 5(4H)-one and aromatic aldehydes under mild and solvent-free conditions, affording 4,4'- (arylmethylene...
Poly(4-vinylpyridinium)hydrogen sulfate: A novel and efficient catalyst for the synthesis of 13-aryl-indeno[1, 2-b]naphtha[1, 2-e]pyran-12(13H)-ones under solvent-free conditions
Poly(4-vinylpyridinium)hydrogen sulfate Indenonaphthopyrans, H-indene-1,3-dione β-Naphthol
2014/3/11
An facile and efficient protocol for the synthesis of 13-aryl-indeno[1,2-b]naphtha[1,2-e]pyran- 12(13H)- ones has been developed that proceeds via the one-pot three-component sequential reaction of an...