Results 11 to 20 of about 1,555,324 (348)

Conduct disorders [PDF]

open access: yesEuropean Child & Adolescent Psychiatry, 2012
Conduct disorder (CD) is a frequently occurring psychiatric disorder characterized by a persistent pattern of aggressive and non-aggressive rule breaking antisocial behaviours that lead to considerable burden for the patients themselves, their family and society.
Jan K. Buitelaar   +5 more
openaire   +2 more sources

Development of Pressure-Responsive PolyPropylene and Biochar-Based Materials

open access: yesMicromachines, 2020
In this research paper, we reported the synthesis of biochar-based composites using biochar derived from exhausted tea leaves and polypropylene. The resulting materials were deeply characterized investigating mechanical (dynamic mechanical thermal ...
Amir Noori   +5 more
doaj   +1 more source

Temperature-Dependent Sheet Resistance and Surface Characterization of Thin Copper Films Bonded to FR4 Composite under Mechanical Vibrations

open access: yesApplied Sciences, 2023
Electrical boards, also called printed circuit boards, constitute the basis of most electronic devices. These boards are mainly fabricated of thin copper films bonded to fiber epoxy laminates, such as FR4. Being the most important functional component of
Sufyan Azam   +3 more
doaj   +1 more source

Highly Conductive, Anti-Freezing Hemicellulose-Based Hydrogels Prepared via Deep Eutectic Solvents and Their Applications

open access: yesGels, 2023
Hydrogels containing renewable resources, such as hemicellulose, have received a lot of attention owing to their softness and electrical conductivity which could be applied in soft devices and wearable equipment.
Lisong Hu   +7 more
doaj   +1 more source

Structuring and Electric Conductivity of Polymer Composites Pyrolysed at High Temperatures

open access: yesVestnik Volgogradskogo Gosudarstvennogo Universiteta. Seriâ 11. Estestvennye Nauki, 2014
The new conductive monolithic materials have been created on the basis of phenolformaldehyde mixtures and epoxy resins at the presence of some silicon organic compounds and fiber glasses annealed in vacuum and hydrogen media. The conductive, magnetic and
Aneli Jimsher N.   +2 more
doaj   +1 more source

Design of a Real-Time Salinity Detection System for Water Injection Wells Based on Fuzzy Control

open access: yesSensors, 2021
Salinity is an important index of water quality in oilfield water injection engineering. To address the need for real-time measurement of salinity in water flooding solutions during oilfield water injection, a salinity measurement system that can ...
Bo You   +4 more
doaj   +1 more source

Simultaneously improved dielectric, optical and conductivity properties of SrLa1−xNdxLiTeO6 double perovskites

open access: yesMaterials Research Express, 2020
In this study, SrLa _1-x Nd _x LiTeO _6 ( x  = 0.00, 0.25, 0.50, 0.75, 1.00) compounds were prepared using the solid-state method, and their structural, optical, dielectric and conductivity properties were investigated.
M Z M Halizan, Z Mohamed, A K Yahya
doaj   +1 more source

New Radical Cation Salts Based on BDH-TTP Donor: Two Stable Molecular Metals with a Magnetic [ReF6]2− Anion and a Semiconductor with a [ReO4] Anion

open access: yesMagnetochemistry, 2021
Three radical cation salts of BDH-TTP with the paramagnetic [ReF6]2− and diamagnetic [ReO4]− anions have been synthesized: κ-(BDH-TTP)4ReF6 (1), κ-(BDH-TTP)4ReF6·4.8H2O (2) and pseudo-κ″-(BDH-TTP)3(ReO4)2 (3).
Nataliya D. Kushch   +6 more
doaj   +1 more source

Increased electrical conductivity in fine-grained (Zr,Hf)NiSn based thermoelectric materials with nanoscale precipitates [PDF]

open access: yes, 2012
Grain refinement has been conducted to reduce the thermal conductivity and improve the thermoelectric performance of the (Zr,Hf)NiSn based half-Heusler alloys. Nanoscale in situ precipitates were found embedded in the matrix with submicron grains.
Fu, Chen-Guang   +5 more
core   +1 more source

Synthesis and Properties of Novel Unsymmetrical Donor Molecules Containing p-Acetoxy- or p-Hydroxyphenyl Units

open access: yesMolecules, 2006
We report the synthesis and properties of eight new tetrathiafulvalene (TTF) derivatives containing two different functionalities, prepared with the aim of obtaining stable organic materials.
Abdelkrim Gouasmia   +2 more
doaj   +1 more source

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