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Cyclohexane dehydrogenation over Ni-Cu/SiO 2 catalyst: Effect of copper addition.
Xia Z, et al.
Catalysis Communications, 90, 39-42 (2017)
Lin Yuan et al.
Journal of nanoscience and nanotechnology, 15(12), 9887-9891 (2015-12-19)
A new chiral 1,3-dioxane compound was synthesized by aldol condensation reaction in this paper. The reaction of cinnamic aldehyde with 2.1 equiv. of 2,2-bis(hydroxymethyl) butanol in N,N-dimethylformamide and cyclohexane, nanosolid superacid SO4(2-)/Fe2O3 was applied as catalyst, afforded the new chiral
Brian D Fitz et al.
Journal of chromatography. A, 1392, 82-90 (2015-03-31)
Low thermal mass gas chromatography (LTM-GC) was evaluated for rapid, high peak capacity separations with three injection methods: liquid, headspace solid phase micro-extraction (HS-SPME), and direct vapor. An Agilent LTM equipped with a short microbore capillary column was operated at
Hao-Wen Ko et al.
Macromolecular rapid communications, 36(5), 439-446 (2015-01-27)
Multi-component polymer nanomaterials have attracted great attention because of their applications in areas such as biomedicine, tissue engineering, and organic solar cells. The precise control over the morphologies of multi-component polymer nanomaterials, however, is still a great challenge. In this
Michael H Abraham et al.
European journal of medicinal chemistry, 44(2), 885-890 (2008-07-08)
The convulsant activity of 48 compounds studied by Eger et al. has been analyzed using an Abraham solvation equation. Four compounds identified by Eger et al. as more potent than expected were similarly identified, and for the remaining 44 compounds
Liang Meng et al.
Journal of chromatography. B, Analytical technologies in the biomedical and life sciences, 989, 46-53 (2015-03-25)
Two microextraction techniques based on hollow fiber liquid-phase microextraction (HF-LPME) and ultrasound-assisted low-density solvent dispersive liquid-liquid microextraction (UA-LDS-DLLME) had been applied for the determination of drugs of abuse (methamphetamine, amphetamine, 3,4-methylenedioxymethamphetamine, 3,4-methylenedioxyamphetamine, methcathinone, ketamine, meperidine, and methadone) in urine and
Song Ye et al.
Dalton transactions (Cambridge, England : 2003), 44(35), 15583-15590 (2015-08-06)
The pH value plays an important role in controlling the crystallization process and microstructure of the final products in the synthesis of nanocrystals with a solvothermal method. This work reported the effect of the mother solution pH value on the
Oxidation of cyclohexane and ethylbenzene by hydrogen peroxide over Co-substituted heteropolytungstate catalyst.
Kanjina W and Trakarnpruk W
3 Biotech, 20(2) (2017)
Erica Sterkenburg et al.
The New phytologist, 207(4), 1145-1158 (2015-05-09)
Boreal forests harbour diverse fungal communities with decisive roles in decomposition and plant nutrition. Although changes in boreal plant communities along gradients in soil acidity and nitrogen (N) availability are well described, less is known about how fungal taxonomic and
Omid D Rahmanian et al.
Microfluidics and nanofluidics, 18(5-6), 1045-1053 (2015-05-15)
A simple and reliable method for fabricating single-use normally closed burst valves in thermoplastic microfluidic devices is presented, using a process flow that is readily integrated into established workflows for the fabrication of thermoplastic microfluidics. An experimental study of valve
Cristine M Quiason et al.
Journal of the American Society for Mass Spectrometry, 26(6), 967-973 (2015-04-05)
Matrix-assisted laser desorption ionization (MALDI) imaging mass spectrometry has been adopted in the pharmaceutical industry as a useful tool to detect xenobiotic distribution within tissues. A unique sample preparation approach for MALDI imaging has been described here for the extraction
Vinod Vellora Thekkae Padil et al.
Journal of agricultural and food chemistry, 63(14), 3757-3765 (2015-03-24)
Esterifications of the tree-based gum, gum karaya (GK), using dodecenylsuccinic anhydride (DDSA) were carried out in aqueous solutions. GK was deacetylated using alkali treatment to obtain deacetylated gum karaya (DGK). The DGK and its DDSA derivative were characterized using gel
Josep Marcos et al.
The Journal of steroid biochemistry and molecular biology, 152, 53-61 (2015-04-29)
The presence of two cysteinyl progestogens, 16-cysteinyl-progesterone (16-Cys-Prog) and 16-cysteinyl-pregnenolone (16-Cys-Preg), in human urine is described for the first time. Their occurrence was unequivocally confirmed by comparison with synthesized material by using mass spectrometric detectors. Several experiments were performed in
Kerry M Hanson et al.
Photochemical & photobiological sciences : Official journal of the European Photochemistry Association and the European Society for Photobiology, 14(9), 1607-1616 (2015-06-03)
The photodegradation of the ultraviolet (UV) filter octyl methoxycinnamate (OMC) is investigated in both dilute solution and in aggregated form. In dilute solution, the ratio of trans and cis isomers achieved at the photostationary state is solvent-dependent because of variations
R Antony et al.
Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy, 149, 550-557 (2015-05-20)
Chitosan (a biopolymer) anchored Cu(II) and Ni(II) Schiff base complexes, [M(OIAC)Cl2] (M: Cu/Ni and OIAC: ([2-oxo-1H-indol-3-ylidene]amino)chitosan) were electron beam irradiated by different doses (100 Gy, 1 kGy and 10 kGy). The electron beam has shown potential impact on biopolymer's support
Rebecca L Cordell et al.
Analytical and bioanalytical chemistry, 406(22), 5283-5292 (2014-06-21)
Biomass burning is becoming an increasing contributor to atmospheric particulate matter, and concern is increasing over the detrimental health effects of inhaling such particles. Levoglucosan and related monosaccharide anhydrides (MAs) can be used as tracers of the contribution of wood
Chao Yu et al.
Journal of hazardous materials, 283, 519-528 (2014-12-03)
Manganese oxide nanoparticles (MnO NPs) have been regarded as a new class of T1-positive contrast agents. The cytotoxicity of silica coated MnO NPs (MnO@SiO2 NPs) was investigated in human cervical carcinoma cells (HeLa) and mouse fibroblast cells (L929). The changes
Riyadh Ahmed Atto AL-Shuaeeb et al.
Organic & biomolecular chemistry, 13(44), 10904-10916 (2015-09-16)
An efficient synthesis of thioglycosylated benzo[e][1,4]oxathiepin-5-one and benzothiazepinone derivatives by a sequence of palladium-catalyzed glycosyl thiol arylation followed by deprotection-lactonization reactions has been reported. This diversity-oriented strategy enabled access to unknown complex cyclic scaffolds with polyhydroxylated appendages of biological interest.
Sara Jaffari et al.
Pharmaceutical research, 31(12), 3251-3264 (2014-07-13)
To investigate the agglomeration behaviour of the fine (<5.0 μm) and coarse (>12.8 μm) particle fractions of salmeterol xinafoate (SX) and fluticasone propionate (FP) by isolating aerodynamic size fractions and characterising their physicochemical and re-dispersal properties. Aerodynamic fractionation was conducted
Cheong Hoon Lee et al.
Talanta, 129, 552-559 (2014-08-17)
Because of the high stability and potential toxic effects of non-steroidal anti-inflammatory drugs (NSAIDs), it is important to closely monitor their concentrations in the environment using a sensitive analytical method. In this study, a simple, rapid, efficient, and sensitive analytical
Ahmedou Sidi et al.
Physical chemistry chemical physics : PCCP, 17(28), 18751-18760 (2015-06-30)
This paper is devoted to the characterization of polymer-filler interfaces by thermoporosimetry using water as a probe. Composites of EVA filled with aluminium hydroxide with high filler content for the required fire retardant properties have been studied. After water sorption
Yunyun Xie et al.
Journal of hazardous materials, 297, 66-73 (2015-05-06)
Fibrous cyano-modified mesoporous SiO2 microspheres with specific surface area of ca. 300 m(2) g(-1) have been successfully fabricated respectively by in-situ synthesis and post-modification methods, based on the hydrolysis of ethyl silicate in the presence of (2-cyanoethyl)triethoxysilane at a certain
Ayşegül Doğan et al.
Materials science & engineering. C, Materials for biological applications, 44, 246-253 (2014-10-05)
Scaffold-based bone defect reconstructions still face many challenges due to their inadequate osteoinductive and osteoconductive properties. Various biocompatible and biodegradable scaffolds, combined with proper cell type and biochemical signal molecules, have attracted significant interest in hard tissue engineering approaches. In
Ji-Tao Song et al.
Dalton transactions (Cambridge, England : 2003), 44(25), 11314-11320 (2015-05-27)
In this study, silica coated Au nanospheres (Au@SiO2) were prepared by a reverse microemulsion method; subsequently, a layer of fluorescent quantum dots (QDs) were adsorbed onto it and then it was coated with silica again. After modifying with PVP, the
Jie He et al.
Small (Weinheim an der Bergstrasse, Germany), 11(9-10), 1144-1149 (2014-08-08)
Ultrathin tungsten oxide nanobelts are successfully synthesized via a facile solvothermal method. Sub-1 nm thickness and hydrophobic surface property endow the nanobelts with flexibility, viscosity, gelation, and good catalytic performance in oxidative desulfurization.
Samim Sardar et al.
Scientific reports, 5, 17313-17313 (2015-11-28)
Energy harvesting from solar light employing nanostructured materials offer an economic way to resolve energy and environmental issues. We have developed an efficient light harvesting heterostructure based on poly(diphenylbutadiyne) (PDPB) nanofibers and ZnO nanoparticles (NPs) via a solution phase synthetic
S M Kelleher et al.
Nanotechnology, 26(36), 365703-365703 (2015-08-22)
This paper describes the fabrication of oligonucleotide-coated Cy5-doped silica nanoparticles using a combination of multivalent linkers and their use in surface-based DNA sandwich hybridization assays. Dipodal silane is introduced as a means to fabricate amine-coated silica nanoparticles and its advantages
Victorien Decoin et al.
BMC microbiology, 15, 72-72 (2015-04-18)
Pseudomonas fluorescens strain MFE01 secretes in abundance two Hcp proteins (haemolysin co-regulated proteins) Hcp1 and Hcp2, characteristic of a functional type 6 secretion system. Phenotypic studies have shown that MFE01 has antibacterial activity against a wide range of competitor bacteria
Shuangshuang Ding et al.
Environmental science and pollution research international, 22(21), 17171-17181 (2015-07-04)
The objectives of this work are to track the contamination levels, distribution characteristics, and sources of polychlorinated biphenyls (PCBs) and organochlorine pesticides (OCPs) in atmospheric particulate matter (APM) of Northern China and to provide more comprehensive and fundamental data for
Cyclohexane oxidation continues to be a challenge.
Schuchardt ULF, et al.
Applied Catalysis A: General, 211(1), 1382-1386 (2012)
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