Jürgen M. Motz1988-06-01Practical Metallography
Article Mikroseigerungen - eine leicht übersehene Einflußgröße bei der Gefügebeschreibung von Gußwerkstoffen / Microsegregations — an Easily Unnoticed Influencing Variable in the Structural Description of Cast Materials was published on June 1, 1988 in the journal Practical Metallography (volume 25, issue 6).
Advanced machining processes and optimizationMechanical and Thermal Properties AnalysisMetal Alloys Wear and Properties
F. R. Schoeman、R.E.M. Archibald1988-06-01South African Journal of Botany
The diatom flora in two series of samples collected, one in 1961/2 and the other in 1983, from the thermal spring complex at Gross Barmen near Okahandja in South West Africa/Namibia are documented. Taxonomic notes are provided for most of the 63 taxa recorded, and each taxon confirmed as present is illustrated with li…
Diatoms and Algae ResearchAquatic Ecosystems and Phytoplankton DynamicsAquatic Invertebrate Ecology and Behavior
K.‐H. Schimmel、Eberhard Schröder、J. Schulz 等 4 位作者1988-06-01Acta Polymerica
Abstract Primäre, sekundäre und tertiäre Amine wurden allein oder in Kombination mit Kaliumhydroxid bzw. Natriumethylat als Spaltagens für die chemische Zersetzung von PDMS‐Netzwerken eingesetzt. Die Bindungsspaltung findet sowohl im Netzknoten als auch an den Netzkettengliedern statt. Der Anteil der Spaltprodukte in…
Catalysis and Oxidation ReactionsAdvanced Polymer Synthesis and CharacterizationMesoporous Materials and Catalysis
Michael A. Wilson、Kōji Wada、S Wada 等 4 位作者1988-06-01Clay Minerals
Abstract Imogolite, protoimogolite and two synthetic allophanes (A and B) with very different Si/Al ratios have been pyrolysed over a range of temperatures, and the reactions followed by high-resolution solid-state 27 AI and 29 Si nuclear magnetic resonance (NMR) spectroscopy. The Si(OAl oct ) 3 OH groups of protoimog…
Soil and Unsaturated FlowClay minerals and soil interactionsGeological and Geochemical Analysis
Sunanda Roy、Thein Kyu、R. St. John Manley1988-06-01Macromolecules
ADVERTISEMENT RETURN TO ISSUEPREVArticleNEXTMechanical relaxations of oriented gelation-crystallized polyethylene filmsS. K. Roy, T. Kyu, and R. St. John ManleyCite this: Macromolecules 1988, 21, 6, 1741–1746Publication Date (Print):June 1, 1988Publication History Published online1 May 2002Published inissue 1 June 198…
Advanced Sensor and Energy Harvesting MaterialsPolymer crystallization and propertiesPolymer Nanocomposites and Properties
L. G. Baxandall、S. F. Edwards1988-06-01Macromolecules
ADVERTISEMENT RETURN TO ISSUEPREVArticleNEXTDeformation-dependent properties of polymer networks constructed by addition of crosslinks under strainL. G. Baxandall and S. F. EdwardsCite this: Macromolecules 1988, 21, 6, 1763–1772Publication Date (Print):June 1, 1988Publication History Published online1 May 2002Publishe…
Advanced Polymer Synthesis and CharacterizationAdsorption, diffusion, and thermodynamic properties of materialsPolymer composites and self-healing
Yoshio Aso、Koji Yui、Takanori Miyoshi 等 6 位作者1988-06-01Bulletin of the Chemical Society of Japan
Abstract Three new electron donors, 5,6-dihydroacenaphtho[5,6-cd]-1,2-dithiole (1a), -diselenole (1b), and -ditellurole (1c) have been prepared with a view to developing new electron donors for low-dimensional molecular complexes. Their donor characters are markedly enhanced as compared with the corresponding dichalco…
Solid-state spectroscopy and crystallographyCrystallography and molecular interactionsOrganic and Molecular Conductors Research
Liselotte Krenn、Martina Jambrits、Brigitte Kopp1988-06-01Planta Medica
For the first time the composition of the bufadienolide complex in URGINEA HESPERIA Webb & Berth. has been investigated. From an extract of lyophilized plants, thirteen bufadienolides were isolated. By means of FAB-MS, (1)H-NMR, and (13)C-NMR studies the compounds were structurally elucidated as scillarenin, scillipha…
Natural product bioactivities and synthesisPhytochemical Studies and BioactivitiesPhytochemistry and Bioactive Compounds
F. Albert Cotton、Pascual Lahuerta、Julio Latorre 等 6 位作者1988-06-01Inorganic Chemistry
ADVERTISEMENT RETURN TO ISSUEPREVArticleNEXTA new sulfur-bridged iridium(I)-iridium(I) compound and its conversion to a compound containing a metal-metal bond. Crystal structures of Ir2(SPh)2(COD)2 and Ir2Cl2(.mu.2-SPh)2(COD)2F. Albert Cotton, Pascual Lahuerta, Julio Latorre, Mercedes Sanau, Isabel Solana, and Willi S…
Metal complexes synthesis and propertiesMagnetism in coordination complexesLanthanide and Transition Metal Complexes
Qingshan Xu、Jean‐Michel Barbe、Karl M. Kadish1988-06-01Inorganic Chemistry
ADVERTISEMENT RETURN TO ISSUEPREVArticleNEXTSynthesis, electrochemistry, and spectroelectrochemistry of (P)Ge(Fc)2 and (P)Ge(C6H5)(Fc): first example of metal-carbon-.sigma.-bonded porphyrins with two different axial groupsQ. Y. Xu, J. M. Barbe, and K. M. KadishCite this: Inorg. Chem. 1988, 27, 13, 2373–2378Publicatio…
Molecular Junctions and NanostructuresSurface Chemistry and CatalysisPorphyrin and Phthalocyanine Chemistry
Jennifer L. Stauber、S. W. Jeffrey1988-06-01Journal of Phycology
The photosynthetic pigments of 51 species (71 isolates) of tropical and sub-tropical diatoms from 13 out of 22 families were examined. These were the Thalassiosiraceae, Melosiraceae, Coscinodiscaceae, Rhizosoleniaceae, Biddulphiaceae, Chaetoceraceae, Lithodesmiaceae, Eupodiscaceae, Cymatosiraceae, Diatomaceae, Navicul…
Algal biology and biofuel productionDiatoms and Algae ResearchMarine and coastal ecosystems
Jacob Aboudi、S. W. Ricky Lee、Carl T. Herakovich1988-06-01Journal of Applied Mechanics
An approximate 3-dimensional analysis to study the effects of a system of transverse and longitudinal matrix cracks in cross-ply laminates is given. The method considers a repeating unit cell containing three subcells in every one of which the displacement vector is expanded to second order. The equilibrium equations,…
Structural mechanics and materialsMaterial Properties and ApplicationsMechanical Behavior of Composites
M. Drogowska、L. Brossard、Hugues Ménard1988-06-01Surface and Coatings Technology
The competitive effect of the inorganic anions OH-, Cl-, Br-, I-, ClO-4, NO-3, SO2-4, CO2-3 and phosphates on the behavior of copper in alkaline aqueous solutions at pH 12 was investigated. The nature of changes occurring on the copper surface was analyzed by potentiodynamic and potentiostatic methods in conjunction w…
Electrodeposition and Electroless CoatingsConcrete Corrosion and DurabilityCorrosion Behavior and Inhibition
P. Kemp、J. E. Scott1988-06-01Biochemical Journal
(1) Proteolytic digests of tissue elastin contain material which reacts with dimethylaminobenzaldehyde in acid solution (Ehrlich's reagent) to give a cherry-pink colour. This Ehrlich chromogen(s) [EC(s)] is similar to but not identical with EC(s) previously demonstrated in tissue collagens [Scott, Hughes & Shuttlewort…
Biological Stains and PhytochemicalsCollagen: Extraction and CharacterizationProtease and Inhibitor Mechanisms
Masatoshi Miyamoto、Keigo Aoi、Takeo Sàegusa1988-06-01Macromolecules
ADVERTISEMENT RETURN TO ISSUEPREVArticleNEXTMechanisms of ring-opening polymerization of 2-(perfluoroalkyl)-2-oxazolines initiated by sulfonates: a novel covalent-type electrophilic polymerizationMasatoshi Miyamoto, Keigo Aoi, and Takeo SaegusaCite this: Macromolecules 1988, 21, 6, 1880–1883Publication Date (Print):Ju…
Fluorine in Organic Chemistrybiodegradable polymer synthesis and propertiesSynthesis and properties of polymers
Karl M. Kadish、Dimitra Sazou、C. Araullo 等 7 位作者1988-06-01Inorganic Chemistry
ADVERTISEMENT RETURN TO ISSUEPREVArticleNEXTElectrochemistry of vanadyl porphyrins in dimethylformamideKarl M. Kadish, D. Sazou, C. Araullo, Y. M. Liu, A. Saoiabi, M. Ferhat, and R. GuilardCite this: Inorg. Chem. 1988, 27, 13, 2313–2320Publication Date (Print):June 1, 1988Publication History Published online1 May 2002…
Porphyrin and Phthalocyanine ChemistryOxidative Organic Chemistry ReactionsElectrochemical Analysis and Applications
Kazuo Kitamura、Kosaku Uyeda1988-06-01Journal of Biological Chemistry
Fructose-6-P,2-kinase:fructose-2,6-bisphosphatase has been purified to homogeneity from beef heart. The enzyme was bifunctional and the specific activities of the kinase and the phosphatase of the pure enzyme were 60 and 30 milliunits/mg, respectively. The molecular weight of the enzyme was 118,000, consisting of two…
Diet, Metabolism, and DiseaseEnzyme Structure and FunctionCancer, Hypoxia, and Metabolism
Rainer Telle1988-06-01Chemie in unserer Zeit
Abstract Werkstoffe mit herausragenden mechanischen, chemischen, elektrischen und thermischen Eigenschaften sind Gegenstand permanenter Nachfrage in Forschung und Industrie. Für eine wirtschaftliche Anwendung sollten solche Materialien unbegrenzt verfügbar und leicht herstellbar sein, ein geringes spezifisches Gewicht…
Boron and Carbon Nanomaterials ResearchAdvanced ceramic materials synthesisMetal and Thin Film Mechanics
Khin Than Aye、Deanna Colpitts、George Ferguson 等 4 位作者1988-06-01Organometallics
ADVERTISEMENT RETURN TO ISSUEPREVArticleNEXTActivation of a .beta.-lactone by oxidative addition and the structure of a platina(IV)lactoneKhin Than Aye, Deanna Colpitts, George Ferguson, and Richard J. PuddephattCite this: Organometallics 1988, 7, 6, 1454–1456Publication Date (Print):June 1, 1988Publication History Pu…
Polyoxometalates: Synthesis and ApplicationsInorganic and Organometallic ChemistryAsymmetric Synthesis and Catalysis
Masaru Matsuo、Chie Sawatari1988-06-01Macromolecules
ADVERTISEMENT RETURN TO ISSUEPREVArticleNEXTTemperature dependence of the crystal lattice modulus and the Young's modulus of polyethyleneMasaru Matsuo and Chie SawatariCite this: Macromolecules 1988, 21, 6, 1653–1658Publication Date (Print):June 1, 1988Publication History Published online1 May 2002Published inissue 1…
Composite Material MechanicsPolymer Nanocomposites and PropertiesPolymer crystallization and properties