25 Result(s)

Article

Synthesis, structures and properties of two novel copper(II) complexes with hydrogen bonding supramolecular networks

Two novel complexes, [Cu(HL)₂(H₂O)]₂(OH)₂(ClO₄)₂·1.5H₂O (1) and [Cu(HL)₂]Cl₂·4H₂O (2), have been prepared by reacting copper salts with the 4-amino-3-ethyl-1,2,4-triazole-5-thione (HL) ligand in neutral solution ...

Long Yi, Li-Na Zhu, Bin Ding, Peng Cheng, Dai-Zheng Liao… in Transition Metal Chemistry (2004)

Article

Highly enantioselective trap** of zwitterionic intermediates by imines

Reactions with the unstable and highly reactive zwitterionic intermediates generated in processes catalysed by transition metals are providing new opportunities for molecular constructions. Insertion reactions...

Huang Qiu, Ming Li, Li-Qin Jiang, Feng-** Lv, Li Zan, Chang-Wei Zhai… in Nature Chemistry (2012)

Article

Exploring antibiotic resistant mechanism by microcalorimetry II

In an effort to understand the reaction of antibiotic hydrolysis with B2 metallo-β-lactamases (MβLs), the thermodynamic parameters of imipenem hydrolysis catalyzed by metallo-β-lactamase ImiS from Aeromonas veron...

**a Yang, Lei Feng, Kang-Zhen Xu… in Journal of Thermal Analysis and Calorimetry (2012)

Article

Exploring antibiotic resistance based on enzyme hydrolysis by microcalorimetry

In an effort to understand the reactions of antibiotics hydrolysis with metallo-β-lactamases (MβLs), the thermokinetic parameters of cefazolin hydrolysis with B1 subclass MβL CcrA from Bacteroides fragilis were d...

Le Zhai, Ke-Wu Yang, Cheng-Cheng Liu… in Journal of Thermal Analysis and Calorimetry (2013)

Article

Recovery of titania from high titanium slag by roasting method using concentrated sulfuric acid

By means of energy-dispersive X-ray spectroscopy (EDX) and scanning electron microscope (SEM) analysis, the phase structure characteristics of high titanium slag were analyzed. Through the single factor and th...

Li-Li Sui, Yu-Chun Zhai, Li-Hua Miao in Rare Metals (2015)

Article

Effects of Pulsed Current and Pulsed Magnetic Field Complex Pretreatment on Martensite Transformation of Cr5 Steel during Continuous Cooling

Carbide precipitation and martensite transformation in Cr5 steel have been observed in situ by high-temperature confocal laser-scanning microscopy. In this way, the influences of pulsed current and pulsed magn...

Qing-chun Li, Li-juan Li, Guo-wei Chang… in Journal of Iron and Steel Research Interna… (2015)

Article

The influence of perchloric acid on 2,3-dimethylpyrazine and 1,2-bis(4-pyridyl)ethane: crystal structure and Hirshfeld surfaces analysis

2,3-Dimethylpyrazine and 1,2-bis(4-pyridyl)ethane are both N-containing aromatic heterocyclics with two N atoms approximately in the para position. We here report two compounds derived from these heterocyclics...

Yang Ling, Wei Wang, Li-**g Yang, Qing-Ling Liu… in Research on Chemical Intermediates (2016)

Article

An efficient and high-yielding protocol for the production of Regorafenib via a new synthetic strategy

An improved, high-yielding, and efficient protocol for the production of Regorafenib (1), a novel diaryl urea inhibitor of multiple protein kinases, is described. The highlight of the process chemistry design and...

Li-Mei Wang, Bao-Quan Du, Da-Zhuang Zuo… in Research on Chemical Intermediates (2016)

Article

Co-crystallization of a benzimidazole derivative with carboxylic acids

The co-crystallization of a benzimidazole derivative (1, C₂₇H₂₆N₆O₃, 3-[[[2-[[(4-Cyanophenyl) amino]methyl]-1-methyl-1H-benzimidazol-5-yl]carbonyl]pyridin-2-ylamino]propionic acid ethyl ester), with fumaric acid ...

Li-Hai Zhai, Li-Hong Guo, Yang Ling, Hon-Shuai Wu… in Research on Chemical Intermediates (2017)

Article

Compatibility study of rivaroxaban and its pharmaceutical excipients

Rivaroxaban is an oral direct Factor Xa inhibitor to treat thrombus. The aim of this study is to investigate the drug–excipient compatibility between rivaroxaban tablet and pharmaceutical excipients by a combi...

Ting Ding, Lan Chen, Li-Hai Zhai, Yan Fu… in Journal of Thermal Analysis and Calorimetry (2017)

Article

Influence of pulsed magneto-oscillation on microstructure and mechanical property of rectangular 65Mn steel ingot

The pulsed magneto-oscillation (PMO) technique has the potential to be applied in the production of heavy steel ingot. In order to confirm it and achieve more insights, the solidification of rectangular 65Mn s...

Jie Sun, Cheng Sheng, Ding-pu Wang… in Journal of Iron and Steel Research Interna… (2018)

Article

Interactions of phosphorylated cyclohexapeptides with uranyl: insights from experiments and theoretical calculations

Two phosphorylated cyclohexapeptides (CPs) bearing one (CP1) or two phosphates (CP2) were synthesized to explore the interactions between uranyl ions and very small cyclic peptides. According to the results of...

Zhi-Hui Zhang, Qun-Yan Wu, **an-Feng Huang… in Journal of Radioanalytical and Nuclear Che… (2019)

Article

Ore-blending optimization for Canadian iron concentrate during iron ore sintering based on high-temperature characteristics of fines and nuclei

Canadian iron concentrate (CIC) can elevate the ferrous grade and lower the contents of gangue components and harmful elements in the sinter. To understand high-temperature characteristics of CIC and typical i...

Sheng-li Wu, **ao-bo Zhai, Li-xin Su… in Journal of Iron and Steel Research Interna… (2020)

Article

Hierarchical porous hard carbon enables integral solid electrolyte interphase as robust anode for sodium-ion batteries

Hard carbon is the most promising anode for sodium-ion battery applications due to the wide availability and low work voltage. However, it often delivers worse electrochemical performance in ester-based electr...

Xu-Kun Wang, Juan Shi, Li-Wei Mi, Yun-Pu Zhai, Ji-Yu Zhang, **ang-Ming Feng… in Rare Metals (2020)

Article

Inhibition of coal spontaneous combustion by an environment-friendly, water-based fire extinguishing agent

At present, inhibitors have been widely used in the field of coal fire prevention and control, but there are some defects in the use of them. So it is necessary to find a new practical and economical inhibitor...

**ao-Wei Zhai, Wen-Jun Pan, Yang **ao… in Journal of Thermal Analysis and Calorimetry (2021)

Article

Plasmonic photo-assisted electrochemical sensor for detection of trace lead ions based on Au anchored on two-dimensional g-C₃N₄/graphene nanosheets

In this paper, a plasmonic photo-assisted electrochemical sensor, Au anchored on two-dimensional (2D) graphitic carbon nitride (g-C₃N₄)/reduced graphene oxide (rGO) nanosheets (Au/g-C₃N₄/rGO), was facile fabricat...

Jia-Yue Hu, Zhi Li, Chun-Yang Zhai, Jun-Feng Wang, Li-** Zeng, Ming-Shan Zhu in Rare Metals (2021)

Article

Investigation of reheat cracking susceptibility in CGHAZ of modified T23 steel

T23 steel (2.25Cr–1Mo–1.6W–0.24V–0.05Nb, in wt.%) has been widely used as water walls in ultra-supercritical (USC) power plants. However, high reheat cracking susceptibility of T23 steel hazarded the safety of...

Ren-yuan Zhou, Shi-xian Li, Li-hui Zhu… in Journal of Iron and Steel Research Interna… (2021)

Article

Effects of pulse magneto-oscillation on GCr15 bearing steel continuous casting billet

Pulse magneto-oscillation (PMO) added during solidification could affect the solidification structure and macrosegregation. A modified thermal simulation equipment was applied to prepare GCr15 bearing steel co...

Yan-jie Liu, Guo-dong Xu, Ying-chun Wang… in Journal of Iron and Steel Research Interna… (2022)

Article

A facile and non-destructive quartz fiber shadow mask process for the sub-micrometer device fabrication on two-dimensional semiconductors

Li-An Li, Fang-Yuan Zhao, Shen-Qiang Zhai, Feng-Qi Liu, Zhong-Ming Wei in Rare Metals (2022)

Article

Preparation of magnetic hematite/carbon nanoscrolls composite photocatalysts and its performance in photocatalytic N₂/H₂O synthesis of ammonia

In this paper, coal-based carbon nanoscrolls (CNS) were prepared using coal from Wucaiwan Coal Mine in **njiang as a carbon source: first, most of the impurities in the coal were removed by acid treatment; the...

Hai-Zhen Zhang, Halidan Maimaiti, Pei-Shuai Zhai… in Journal of Nanoparticle Research (2022)