Results 1 to 10 of about 1,694,628 (317)

Field electron emission of double walled carbon nanotube film prepared by drop casting method [PDF]

open access: yes, 2007
Thick films of double walled carbon nanotubes (DWCN) were deposited on indium-tin-oxide (ITO) coated glass substrates by drop casting method and were studied for their field electron emission property in a parallel plate configuration using bare ITO ...
Flahaut, Emmanuel   +5 more
core   +1 more source

Rational Optimization of Cathode Composites for Sulfide-Based All-Solid-State Batteries

open access: yesNanomaterials, 2023
All-solid-state lithium-ion batteries with argyrodite solid electrolytes have been developed to attain high conductivities of 10−3 S cm−1 in studies aiming at fast ionic conductivity of electrolytes.
Artur Tron   +3 more
doaj   +1 more source

Highly electro-conductive B4C–TiB2 composites with three-dimensional interconnected intergranular TiB2 network

open access: yesJournal of Advanced Ceramics, 2023
To achieve lightweight B4C-based composite ceramics with high electrical conductivities and hardness, B4C–TiB2 ceramics were fabricated by reactive spark plasma sintering (SPS) using B4C, TiC, and amorphous B as raw materials.
Jun ZHAO   +5 more
doaj   +1 more source

Bearing defect diagnosis and acoustic emission. [PDF]

open access: yes, 2003
Acoustic emission (AE) was originally developed for non-destructive testing of static structures, however, over the years its application has been extended to health monitoring of rotating machines and bearings.
Mba, David   +3 more
core   +1 more source

Analysis of the National Air Pollutant Emissions Inventory (2021) in the Republic of Korea

open access: yesAsian Journal of Atmospheric Environment
In the Republic of Korea, air pollutant emissions are annually estimated and published. These emissions are used to formulate and evaluate national air quality policies.
Jeongpil Jang   +8 more
doaj   +1 more source

MitigatePlus: Low-emission food systems

open access: yes, 2023
The MitigatePlus: Low-Emission Food Systems Initiative aims to contribute to low-emission food systems development and reduce net annual greenhouse gas emissions (GHGE) from food systems.
Verchot, Louis; Zhang, Wei   +1 more
core  

Analysis of national air pollutant emissions in 2020 and re-estimation results for emissions from past years (2016–2019)

open access: yesAsian Journal of Atmospheric Environment
The National Air Emission Inventory and Research Center (NAIR) has refined emissions estimation methods to enhance the accuracy and reliability of national statistics on air pollutant emissions. The center estimated 2020 national emissions by applying 23
Seongwoo Choi   +8 more
doaj   +1 more source

Influence of Multiple Animal Scanning on Image Quality for the Sedecal SuperArgus2R Preclinical PET Scanner

open access: yesFrontiers in Physics, 2021
Background: Increased throughput in small animal preclinical studies using positron emission tomography leads to reduced costs and improved efficiency of experimental design, however the presence of multiple off-centre subjects, as opposed to a single ...
Nikos Efthimiou   +10 more
doaj   +1 more source

Diesel Engine Emission Aftertreatment Device Aging Mechanism and Durability Assessment Methods: A Review

open access: yesAtmosphere, 2023
To meet more and more stringent emission standards, the combined technologies must be used to purify the emission pollutants of vehicle exhaust. Among them, the aftertreatment devices, including DOC, SCR, DPF, and so on, are the most efficient methods ...
Tian Yu   +6 more
doaj   +1 more source

Influence of operational variables in a hydrodynamic bearing on the generation of acoustic emission [PDF]

open access: yes, 2010
Detecting mechanical faults of rotating machines particularly in hydrodynamic bearings has been recognised as important for preventing sudden shut downs.
Mba, David   +2 more
core   +1 more source

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