Results 21 to 30 of about 1,410,120 (306)

Thermal Behavior of Fluorinated Double-Walled Carbon Nanotubes [PDF]

open access: yes, 2006
Double-walled carbon nanotubes (DWNTs), produced by a catalytic chemical vapor deposition method, have been fluorinated using a volatile mixture of BrF3 and Br2.
Abrosimov, Oleg Gennadievich   +9 more
core   +3 more sources

STUDY OF OPPORTUNITIES OF USE OF COMPOSTS CUNICOLES FOR THE ABOVEGROUND PRODUCTION OF TOMATO PLANTS IN TUNISIA

open access: yesJournal of Fundamental and Applied Sciences, 2015
The present work aims to study the potential valorization of composts exhausted cunicoles for aboveground vegetable plants. In a device complete random block with three repetitions, five composts in a pure state or in mixture and a witness are tested ...
Y. M’Sadak, A. Bouallegue
doaj   +1 more source

Numerical validation of thermal conductivity of Al6061 based hybrid nano metal matrix composite filled with nanoparticles of Ni and Cr

open access: yesMaterials Research Express, 2021
Aluminum composite matrix materials are regarded as the most popular type of composite materials. Metal matrix composites made of aluminum have better mechanical and thermal properties, including a higher strength-to-weight ratio, tensile strength ...
Raj Kumar   +2 more
doaj   +1 more source

Effect of suppression of local distortion on magnetic, electrical and thermal transport properties of Cr substituted bi-layer manganite LaSr$_{2}$Mn$_{2}$O$_{7}$ [PDF]

open access: yes, 2005
We have investigated magnetic, electrical and thermal transport properties (Seebeck effect and thermal conductivity) of LaSr$_{2}$Mn$_{2-y}$Cr$_{y}$O$_{7}$ polycrystalline samples ($y$=0.1, 0.2, 0.4 and 0.6).
B. I. Shklovskii   +16 more
core   +4 more sources

Thermal Behavior of Asynchron Motor under Different Operation Conditions [PDF]

open access: yesJournal of Electrical and Electronics Engineering, 2020
Electrical motors today are present in many industrial processes, cover a wide range of mechanical equipment and play a major role in critical industrial applications.
FANTIDIS G. Jacob   +1 more
doaj  

Chemical Analysis of Various Tea Samples Concerning Volatile Compounds, Fatty Acids, Minerals and Assessment of Their Thermal Behavior

open access: yesFoods, 2023
Tea is the most consumed drink worldwide due to its pleasant taste and various beneficial effects on human health. This paper assesses the physicochemical analysis of different varieties of tea (leaves, flowers, and instant) after prior drying and fine ...
Thomas Dippong   +4 more
doaj   +1 more source

On the Retrofit of Existing Buildings with Aerogel Panels: Energy, Environmental and Economic Issues

open access: yesEnergies, 2021
Among the super insulating materials, aerogel has interesting properties: very low thermal conductivity and density, resistance to high temperatures and transparency. It is a rather expensive material, but incentives in the field can improve its economic
Paola Marrone   +10 more
doaj   +1 more source

Comparative Analysis of Thermal Behavior, Isothermal Crystallization Kinetics and Polymorphism of Palm Oil Fractions

open access: yesMolecules, 2013
Thermal behavior of palm stearin (PS) and palm olein (PO) was explored by monitoring peak temperature transitions by differential scanning calorimetry (DSC).
Bing Li   +6 more
doaj   +1 more source

Improved Electrochemical Behavior and Thermal Stability of Li and Mn-Rich Cathode Materials Modified by Lithium Sulfate Surface Treatment

open access: yesInorganics, 2022
High-energy cathode materials that are Li- and Mn-rich lithiated oxides—for instance, 0.35Li2MnO3.0.65LiNi0.35Mn0.45Co0.20O2 (HE-NCM)—are promising for advanced lithium-ion batteries. However, HE-NCM cathodes suffer from severe degradation during cycling,
Hadar Sclar   +10 more
doaj   +1 more source

Analysis of Volatile Compounds, Composition, and Thermal Behavior of Coffee Beans According to Variety and Roasting Intensity

open access: yesFoods, 2022
This study aimed to investigate the ways in which the thermal behavior, composition, and volatile compound contents of roasted coffee beans depend on variety and roasting intensity.
Thomas Dippong   +5 more
doaj   +1 more source

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