Search results - 39 results
Evaluation of a TEM based Approach for Size Measurement of Particulate (Nano)materials.
Source: Materials (Basel), Volume 12, Issue 14 (2019) Abstract: An approach for the size measurement of particulate (nano)materials by transmission electron microscopy was evaluated. The approach combines ...
Evaluation of a TEM based Approach for Size Measurement of Particulate (Nano)materials
material Abstract: An approach for the size measurement of particulate (nano)materials by transmission electron microscopy was evaluated. The approach combines standard operating procedures for specimen ...
Isolation and characterization of the compounds responsible for the antimutagenic activity of Combretum microphyllum (Combretaceae) leaf extracts
the quantitative 2,2 diphenyl-1-picryhydrazyl (DPPH)-free radical scavenging method. Only arjunolic acid had pronounced antioxidant activity (measured as DPPH-free scavenging activity) with an EC50 ...
Airtightness in Belgian high biocontainment facilities
Scientific Institute of Public Health (WIV- ISP) decided to survey the biosafety officers of institutions with facilities of biosafety level 31 (BSL-3) in Belgium, and offered the possibility to measure the ...
Toxicity in lead salt spiked soils to plants, invertebrates and microbial processes: Unraveling effects of acidification, salt stress and ageing reactions.
that were not leached. This toxicity significantly decreased or became absent after 5 years of ageing in 19 of the 20 toxicity tests by a factor 8 (median factor; range: 1.4→50), measured by the factor ...
Size measurement uncertainties of near-monodisperse, near-spherical nanoparticles using transmission electron microscopy and particle-tracking analysis
(2014) Keywords: Transmission electron microscopy Particle-tracking analysis Colloidal gold Polystyrene beads Method validation Measurement uncertainty Nanometrology Health Topics: Health and environment ...
Semi-automatic size measurement of primary particles in aggregated nanomaterials by transmission electron microscopy
Publication Type: Peer reviewed scientific article Authors: Pieter-Jan De Temmerman; Eveline Verleysen; Lammertyn, Jeroen; Jan Mast Source: Powder Technology, Volume 261 (2014) Keywords: Transmission electron microscopy Image analysis Aggregate Nanomateri ...
Measurement uncertainties of size, shape, and surface measurements using transmission electron microscopy of near-monodisperse, near-spherical nanoparticles
nanoparticles Measurement uncertainty Nanometrology Health Topics: Health and environment Santé et environnement Gezondheid en milieu Service: Éléments traces et nanomatériaux Spoorelementen en nanomaterialen ...
Environmental risk assessment of clinical trials involving modified vaccinia virus Ankara (MVA)-based vectors.
reconversion, recombination and dissemination in the population and the environment are the main points of attention. Measures to prevent or manage identified risks are also discussed. Full text language: ...
Scientific opinion on the risk for public health related to the presence of mercury and methylmercury in food
Europe European European Commission exposure food Food Additives Hair health Increase INFORMATION Inhalation Exposure intake IS LEVEL levels measure measures mercury NUTRITION observed ON outcome outcomes ...