Results 21 to 30 of about 399,510 (362)

Application of the technology of thin films and nanostructured materials in the manufacture of thermally loaded printed circuit boards [PDF]

open access: yesТехнологія та конструювання в електронній апаратурі, 2011
The expediency is shown for application of aluminium nitride thin films, which has unique physical and chemical properties, for high heat resistance of the circuit board. There was described the technology of printed circuit board with resistors, located
E. A. Sakhno   +3 more
doaj   +1 more source

Environmentally Benign Bifunctional Solid Acid and Base Catalysts [PDF]

open access: yes, 2014
Solid bifunctional acid–base catalysts were prepared in two ways on an amorphous silica support: (1) by grafting mercaptopropyl units (followed by oxidation to propylsulfonic acid) and aminopropyl groups to the silica surface (NH2–SiO2–SO3H), and (2) by ...
Shiju, N.R.   +10 more
core   +1 more source

Improving the efficiency of welded joints of the “insert pipe-plate” type [PDF]

open access: yesE3S Web of Conferences, 2023
The article is devoted to the analysis of the causes of damage formation in the transition zone from the seam metal to the base metal of butt welded joints.
Assaulenko Semen   +2 more
doaj   +1 more source

New Synthesis of Polycrystalline NiSe Nanoarrays on Ni Foam as the Electrode for High Performance Supercapacitors

open access: yesInternational Journal of Electrochemical Science, 2018
The novel aloe leaf-like polycrystalline NiSe nanoarrays grown on the nickel foam are synthesized by one-step hydrothermal method with adding lauramidopropyl betaine (LAB) as the surfactant.
Han Chen   +4 more
doaj   +1 more source

Synthesis and Characterization of Tetradentate Schiff Base Ligand Containing 3,4-Diamino Benzophenone and Investigation of Complex Formation with Ni (II), Cu (II) and Co (II) metal ions

open access: yesCumhuriyet Science Journal, 2023
Compound that is a novel tetradentate Schiff base ligand [(3,4-bis(((E)-4-(diethylamino)-2-hydroxybenzylidene)amino)phenyl)(phenyl) methanone] (1), 4-(diethylamino) It was synthesized by the reaction of (3,4-diaminophenyl)(phenyl)methanone with -2 ...
Mustafa Bal
doaj   +1 more source

Metal-Based PSMA Radioligands [PDF]

open access: yesMolecules, 2017
Prostate cancer is one of the most common malignancies for which great progress has been made in identifying appropriate molecular targets that would enable efficient in vivo targeting for imaging and therapy. The type II integral membrane protein, prostate specific membrane antigen (PSMA) is overexpressed on prostate cancer cells in proportion to the ...
Eleni Gourni, Gjermund Henriksen
openaire   +3 more sources

Direct Formation of Reduced Graphene Oxide and Graphene Quantum dot Composites by Using Ascorbic Acid as High-Performance Binder-Free Supercapacitor Electrodes

open access: yesInternational Journal of Electrochemical Science, 2017
With unique structural features and hydrophilic functional groups, graphene quantum dots (GQDs) and graphene oxide (GO) are potential materials for supercapacitor electrodes.
Yongjie Xu   +9 more
doaj   +1 more source

Nano Iron Oxides/Sisal Fiber Carbons Composites as Anode Materials for Lithium-ion Batteries

open access: yesInternational Journal of Electrochemical Science, 2016
A new microporous carbon was obtained by pyrolysis of sisal fibers. And nano iron oxides/sisal fiber carbons composites were synthesized by hydrothermal method.
Rui Du   +5 more
doaj   +1 more source

Sulfur/Sisal Fiber Carbons Composites as Anode Materials for Lithium-ion Batteries

open access: yesInternational Journal of Electrochemical Science, 2017
The sulfur/sisal fiber carbons composites were prepared by pyrolysis and hydrothermal method. The structure of the sulfur/SFCs composites were characterized by X-ray diffraction and scanning electron microscopy, and the electrochemical performance of the
Rui Du   +4 more
doaj   +1 more source

Speciation in Metal Toxicity and Metal-Based Therapeutics [PDF]

open access: yesToxics, 2015
Metallic elements, ions and compounds produce varying degrees of toxicity in organisms with which they come into contact. Metal speciation is critical to understanding these adverse effects; the adjectives “heavy” and “toxic” are not helpful in describing the biological properties of individual elements, but detailed chemical structures are. As a broad
openaire   +4 more sources

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