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Showing 1-30 of 39 results for "545856" within Papers
Manuel Sturzbecher-Höhne et al.
Chemical research in toxicology, 21(12), 2257-2259 (2009-06-24)
We describe the preparation of aqueous solutions of LiONOO and NaONOO from (Me4N)ONOO. An aqueous solution of analytically pure, commercially available (Me4N)ONOO is applied to an Amberlyst 15 column at 4 degrees C, and the Me4N+ is rapidly (in 20
Yan-Kai Tzeng et al.
Journal of mass spectrometry : JMS, 44(3), 375-383 (2008-10-30)
We report new approaches using alkali-hydroxide-doped matrices to facilitate structural characterization of neutral underivatized oligosaccharides by matrix-assisted laser desorption/ionization (MALDI) time-of-flight (TOF) MS. The approaches involved pretreatment of the analytes with NaOH or LiOH in aqueous solution, followed by mixing
Ali El-Dissouky et al.
Spectrochimica acta. Part A, Molecular and biomolecular spectroscopy, 67(3-4), 1072-1079 (2006-12-05)
A new series of iron(III) complexes are synthesized from the reaction of the polyfunctional ligands 1-benzotriazol-1-yl-1-[p-X-phenyl]hydrazono]propan-2-one (X=H, Cl, NO(2), CH(3) or OCH(3) corresponding to HL(1),HL(2), HL(3), HL(4) or HL(5), respectively, with iron(III) chloride in the presence of LiOH by the
Muhammad Ayoub et al.
Bioresource technology, 112, 308-312 (2012-03-23)
The synthesis of oxygenated fuel additives via solvent freebase-catalyzed etherification of glycerol is reported. The products of glycerol etherification arediglycerol (DG) and triglycerol (TG) with DG being the favorable one. The catalytic activity of different homogeneous alkali catalysts (LiOH, NaOH
Jinyoung Jeong et al.
Advanced materials (Deerfield Beach, Fla.), 24(15), 1999-2003 (2012-03-21)
Highly water-soluble and color-tunable photoluminescent fullerene nanoparticles are synthesized by using tetraethylene glycol (TEG) and lithium hydroxide as a catalyst. The maximum PL emission changes depend on the contents of the remaining π-conjugation in oxidized C(60), which is partially covalently
Cheng Guo et al.
Journal of the American Society for Mass Spectrometry, 23(7), 1191-1201 (2012-05-03)
Collision-induced dissociation (CID) of Li(+) adducts of three sets of compounds that contains an amide bond, including 2-(4, 6-dimethoxypyrimidin-2-ylsulfanyl)-N-phenylbenzamide, its derivatives and simpler structures was investigated by electrospray ionization tandem mass spectrometry (ESI-MS/MS). Observed fragment ions include those that reflect
Production of biodiesel with lithium glyceroxide.
Wang E, et al.
Fuel: The Science and Technology of Fuel and Energy, 160, 621-628 (2015)
Barney M Bishop et al.
PloS one, 10(2), e0117394-e0117394 (2015-02-12)
Cationic antimicrobial peptides and their therapeutic potential have garnered growing interest because of the proliferation of bacterial resistance. However, the discovery of new antimicrobial peptides from animals has proven challenging due to the limitations associated with conventional biochemical purification and
Anja Kovanda et al.
Scientific reports, 5, 17944-17944 (2015-12-04)
The G4C2 hexanucleotide repeat expansion mutation (HREM) in C9ORF72, represents the most common mutation associated with amyotrophic lateral sclerosis (ALS) and frontotemporal lobar degeneration (FTLD). Three main disease mechanisms have been proposed to date: C9ORF72 haploinsufficiency, RNA toxicity, and accumulation
Elisa Di Pietro et al.
The journal of physical chemistry. B, 110(27), 13539-13546 (2006-07-11)
When the free energy surface of the lithium hydroxide monohydrate crystal was explored, the high-pressure solid-state phase transition was determined. The high-pressure phase has been obtained through ab initio Car-Parrinello molecular dynamics simulation in the isothermic-isobaric ensemble. The recent metadynamics
Low-Temperature, Solution-Processed and Alkali Metal Doped ZnO for High-Performance Thin-Film Transistors.
Park SY, et al.
Advanced Mat., 24(6), 834-838 (2012)
Quanling Yang et al.
Biomacromolecules, 12(7), 2766-2771 (2011-06-11)
Transparent and bendable regenerated cellulose films prepared from aqueous alkali (NaOH or LiOH)/urea (AU) solutions exhibit high oxygen barrier properties, which are superior to those of conventional cellophane, poly(vinylidene chloride), and poly(vinyl alcohol). Series of AU cellulose films are prepared
Electrochemical behavior of anatase TiO2 in aqueous lithium hydroxide electrolyte.
Manickam M, et al.
J. Appl. Electrochem., 36(5), 599-602 (2006)
Jie Cai et al.
Chemphyschem : a European journal of chemical physics and physical chemistry, 8(10), 1572-1579 (2007-06-15)
It was puzzling that cellulose could be dissolved rapidly in 4.6 wt % LiOH/15 wt % urea aqueous solution precooled to -12 degrees C, whereas it could not be dissolved in the same solvent without prior cooling. To clarify this
Z T Yao et al.
Journal of hazardous materials, 170(2-3), 639-644 (2009-06-06)
The zeolite Li-ABW was synthesized by fusion method using fly ash as raw material. It comprised alkaline fusion followed by hydrothermal treatment in LiOH x H2O medium. Crystallinity of zeolite as high as 97.8% was attained under the following conditions:
Petr Tůma et al.
Electrophoresis, 31(12), 2037-2043 (2010-06-22)
A CE procedure employing capacitively coupled contactless conductivity detection has been developed for direct determination of the glycerol and mannitol polyalcohols in biological and pharmacological samples. Both glycerol and mannitol are fully separated from the sample matrix within very short
Coilín Boland et al.
Cellular and molecular life sciences : CMLS, 71(24), 4895-4910 (2014-07-12)
Membrane proteins are key elements in cell physiology and drug targeting, but getting a high-resolution structure by crystallographic means is still enormously challenging. Novel strategies are in big demand to facilitate the structure determination process that will ultimately hasten the
Jie Cai et al.
Macromolecular bioscience, 5(6), 539-548 (2005-06-15)
Rapid dissolution of cellulose in LiOH/urea and NaOH/urea aqueous solutions was studied systematically. The dissolution behavior and solubility of cellulose were evaluated by using (13)C NMR, optical microscopy, wide-angle X-ray diffraction (WAXD), FT-IR spectroscopy, DSC, and viscometry. The experiment results
Zhitong Yao et al.
Waste management & research : the journal of the International Solid Wastes and Public Cleansing Association, ISWA, 29(10), 1090-1097 (2010-07-31)
Indialite ceramic was prepared using fly ash and magnesium carbonate powder as precursors. The effects of sintering aids LiOH · H2O and TiO2 on its crystallization and morphology evolution were studied as well. X-ray diffraction results indicated that the formation of indialite
P Li et al.
Journal of animal science, 93(7), 3458-3470 (2015-10-07)
This study was conducted to determine the DE and ME content of 25 samples of corn distillers dried grains with solubles (DDGS) fed to growing pigs and to generate prediction equations for DE and ME based on chemical analysis. The
Stewart F Parker et al.
The Journal of chemical physics, 134(8), 084503-084503 (2011-03-03)
The assignment of the vibrational spectra of lithium hydroxide monohydrate, LiOH·H(2)O, has been controversial for more than half-a-century. Here we show that only the combination of all three forms of vibrational spectroscopy: infrared, Raman and inelastic neutron scattering spectroscopies coupled
Timothy D Vaden et al.
Physical chemistry chemical physics : PCCP, 8(26), 3078-3082 (2006-06-29)
The internal energy or effective temperature of cluster ions has become an important issue in characterizing the structures observed in these species. This report considers the role played by the method of ion preparation (laser vaporization-supersonic expansion versus ion impact-evaporative
Lithium Hydroxide-Catalyzed Conjugate Addition of β-Dicarbonyl Compounds.
Bonadies F, et al.
ChemInform, 26(23) (1995)
Georgina Balcells et al.
Journal of chromatography. A, 1389, 65-75 (2015-03-10)
In order to improve the detection capabilities of anabolic androgenic steroids (AAS) in sports, a liquid chromatography-tandem mass spectrometry (LC-MS/MS) screening method for the simultaneous detection of AAS phase I and phase II intact urinary metabolites (glucuronides and sulfates) was
Maria Concetta Bruzzoniti et al.
Journal of chromatography. A, 1187(1-2), 188-196 (2008-02-29)
A new high performance ion chromatographic method has been developed for the separation of the nine chlorinated-brominated haloacetic acids (HAAs) that are the disinfection by-products of chlorination of drinking water, using a macrocycle-based adjustable-capacity anion-exchange separator column (IonPac Cryptand A1).
Joanna Znaleziona et al.
Journal of pharmaceutical and biomedical analysis, 105, 10-16 (2014-12-22)
The chiral recognition of the centrally acting analgesic agent tapentadol and its isomers with various cyclodextrins (CDs) was studied by capillary electrophoresis, focusing on the migration order of four stereoisomers. In the case of non-charged hydroxypropylated CDs (2-hydroxypropyl-β-CD, 2-hydroxypropyl-γ-CD) the
Kwang-Heon Kim et al.
Ultrasonics sonochemistry, 15(6), 1019-1025 (2008-05-09)
Nano-sized HT-LiCoO(2) powders were prepared by sonochemical synthesis in an aqueous solution of lithium hydroxide containing cobalt hydroxide at approximately 80 degrees C without any further heat treatment at high temperature. The effects of the LiOH concentration, oxidation conditions, ultrasound
G F Zhang et al.
Journal of animal science, 92(7), 2987-2995 (2014-05-08)
The objective of this experiment was to determine the net energy requirements for maintenance of growing and finishing pigs using regression models. Thirty-six growing (27.38 ± 2.24 kg) and 36 finishing (70.25 ± 2.61 kg) barrows were used and within
Hui-Ping Yi et al.
The Journal of organic chemistry, 72(3), 870-877 (2007-01-27)
Four intramolecular hydrogen bonding-driven aromatic amide foldamers 2-5 have been designed and synthesized in which a 2-methoxy-3-nitrobenzamide unit was incorporated at the end of the backbone. Kinetic studies in dioxane-water (4:1, v/v) at 60-90 degrees C have revealed that the
Quang Duc Truong et al.
Chemistry (Weinheim an der Bergstrasse, Germany), 20(49), 16210-16215 (2014-10-10)
Atomic-resolution imaging of the crystal defects of cathode materials is crucial to understand their formation and the correlation between the structure, electrical properties, and electrode performance in rechargeable batteries. The polytype, a stable form of varied crystal structure with uniform
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