Results 11 to 20 of about 5,447,975 (305)

Preparation of Standard Material for Composition Analysis of Manganese Ore

open access: yesYankuang ceshi, 2022
BACKGROUND The toxic and hazardous elements in manganese ore not only affect manganese purification, production environment and product quality, but have also always been a technical problem in the manganese industry and particularly in experimental ...
WANG Ganzhen   +5 more
doaj   +1 more source

Redefining A in RGBA: Towards a Standard for Graphical 3D Printing [PDF]

open access: yes, 2019
Advances in multimaterial 3D printing have the potential to reproduce various visual appearance attributes of an object in addition to its shape. Since many existing 3D file formats encode color and translucency by RGBA textures mapped to 3D shapes, RGBA
Brunton, Alan   +4 more
core   +2 more sources

Estudo de homogeneidade de lote de material silício metálico candidato a material de referência Homogeneity testing of a lot of silicon metal prepared as a reference material

open access: yesQuímica Nova, 2005
From the perspective of the uncertainties in chemical measurements all uncertainty sources should be part of the uncertainty of the reference material.
Queenie Siu Hang Chui   +2 more
doaj   +1 more source

Speech Melody Properties in English, Czech and Czech English: Reference and Interference [PDF]

open access: yes, 2015
Two major objectives were set for the present study: to provide reference data for the description of Czech and English F0 contours, and to investigate the limits of the ‘interference hypothesis’ on Czech English data.
Anderson   +46 more
core   +1 more source

Characterization and Value Assignment of a Monoclonal Antibody Reference Material, NMIJ RM 6208a, AIST-MAB

open access: yesFrontiers in Molecular Biosciences, 2022
Monoclonal antibodies have been established as the largest product class of biopharmaceuticals. Since extensive characterization is required for development and quality control of monoclonal antibody, a widely available reference material (RM) is needed.
Tomoya Kinumi   +9 more
doaj   +1 more source

Qualitative and Quantitative Detection of Botulinum Neurotoxins from Complex Matrices: Results of the First International Proficiency Test

open access: yesToxins, 2015
In the framework of the EU project EQuATox, a first international proficiency test (PT) on the detection and quantification of botulinum neurotoxins (BoNT) was conducted.
Sylvia Worbs   +6 more
doaj   +1 more source

Harmonization of Rapid Evaporative Ionization Mass Spectrometry Workflows across Four Sites and Testing Using Reference Material and Local Food-Grade Meats

open access: yesMetabolites, 2022
Rapid evaporative ionization mass spectrometry (REIMS) is a direct tissue metabolic profiling technique used to accurately classify tissues using pre-built mass spectral databases.
Martin Kaufmann   +12 more
doaj   +1 more source

Tire Recycled Rubber for More Eco-Sustainable Advanced Cementitious Aggregate

open access: yesRecycling, 2020
This research focused on using ground tire rubber (GTR) with different grain sizes as a replacement for the mineral aggregates used in a cement-based mixture suitable for extrusion-based Additive Manufacturing.
Matteo Sambucci   +2 more
doaj   +1 more source

An International Proficiency Test to Detect, Identify and Quantify Ricin in Complex Matrices

open access: yesToxins, 2015
While natural intoxications with seeds of Ricinus communis (R. communis) have long been known, the toxic protein ricin contained in the seeds is of major concern since it attracts attention of those intending criminal, terroristic and military misuse. In
Sylvia Worbs   +6 more
doaj   +1 more source

Study on Migrants and Formation Mechanism of Polyglycolic Acid Oligomers in Three Distinct Application Scenarios

open access: yesZhipu Xuebao
Poly (glycolic acid) (PGA) is an environmentally friendly, biodegradable polymer commonly utilized in biomedical applications. Due to its high thermal deformation temperature, favorable mechanical properties, and effective gas barrier capabilities, PGA ...
Sheng-feng LIU   +7 more
doaj   +1 more source

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