Results 21 to 30 of about 124,141 (310)

Automated Gunshot Analysis by SEM/EDS [PDF]

open access: yesMicroscopy Today, 1992
Abstract Firearms are involved in roughly 60% of all murders, 33% of all robberies and almost 25% of aggravated assaults. Given these statistics, it is easy to see why a determination of whether an individual has recently been in the immediate vicinity of a discharged firearm is important to law enforcement.
openaire   +1 more source

Microstructure, Shape Memory Effect, Chemical Composition and Corrosion Resistance Performance of Biodegradable FeMnSi-Al Alloy

open access: yesCrystals, 2023
The medical applications of degradable iron-based biomaterials have been targeted by re-searchers due to their special properties that they present after alloying with various elements and different technological methods of obtaining.
Ana-Maria Roman   +10 more
doaj   +1 more source

Corrosion behaviour of nitrided ferritic stainless steels for use in solid oxide fuel cell devices

open access: yes, 2020
Plasma nitriding was applied to ferritic stainless steel substrates to improve their performances as interconnects for solid oxide fuel cell devices. The samples underwent electrical conductivity test and SEM/EDS, TEM/EDS, environmental-SEM analyses. The
Bianco, M.   +7 more
core   +1 more source

Microstructure and chemical composition of Roman orichalcum coins emitted after the monetary reform of Augustus (23 B.C.) [PDF]

open access: yes, 2019
A collection of ancient Roman orichalcum coins, i.e., a copper-zinc alloy, minted under the reigns from Caesar to Domitianus, have been characterised using scanning electron microscopy (SEM-EDS) and electron microprobe analysis (EMPA).
Catalli F.   +3 more
core   +1 more source

Farklı Konsantrasyonlarda Hidrojen Peroksit İçeren Ofis Tipi Ağartma Ajanlarının Mine Minarel Değişimine Etkisinin Değerlendirilmesi

open access: yesSelcuk Dental Journal, 2022
Amaç:Bu çalışmanın amacı, farklı konsantrasyonlarda hidrojen peroksit (HP) içeren ofis tipi ağartma ajanlarının mine kalsiyum (Ca) ve fosfor (P) değişimine olan etkilerini taramalı elektron mikroskobu (SEM) ve enerji dağılım X-ışını spektrometrisi (EDS ...
Hanife Altınışık
doaj   +1 more source

Micro-EDXRF, SEM-EDS and OM characterisation of tin soldering found in handle attachments of Roman situlae from Conimbriga (Portugal) [PDF]

open access: yes, 2018
Tin (Sn) or a Sn-rich solder applied to copper-based artefacts has been frequently used at least, since the Ancient Greece, although scarce studies have been published concerning the technology of this metallurgical joining technique.
Araújo, M.F.   +5 more
core   +1 more source

Microplastics and Microrubbers in Soils Around Two Landfills and a Municipal Solid Waste Transfer Station in Ahvaz Metropolis, Iran [PDF]

open access: yesJournal of Advances in Environmental Health Research, 2023
Background: Microplastics (MPs) and microrubbers (MRs) are a substantial source of pollutants entering the environment and a cause for debate in environmental studies in soils surrounding two landfills and a municipal solid waste transfer station near ...
Zhaleh Mahdavi Soltani   +3 more
doaj   +1 more source

Effects of Ag and Pb metal accumulation on some biochemical parameters and anatomical characteristics of Sesuvium portulacastrum L. (Aizoaceae) plants [PDF]

open access: yesCaspian Journal of Environmental Sciences, 2022
The study reported the effect of contamination of Sesuvium portulacastrum L. after exposure to Ag and Pb for four weeks. The results showed that the total protein, chlorophyll, carotene, and biomass declined gradually by elevating   the heavy metal ...
Widad M.T. Al-Asadi   +3 more
doaj   +1 more source

Trace elements in Turkish biomass fuels: Ashes of wheat straw, olive bagasse and hazelnut shell [PDF]

open access: yes, 2009
Ash contents of wheat straw, olive bagasse and hazelnut shells were 7.9%, 3.9%, 1.2%, respectively, which seemed to be within the average values of ash of biomass.
Bakisgan, Ceren   +5 more
core   +1 more source

Influence of Interfacial Oxides Formed During Dry Sliding Wear of NiCrBSiCFe Plasma Coating on AISI 316 Steel Substrates

open access: yesHigh Temperature Materials and Processes, 2014
Recent thermal spray processes such as plasma spraying are usually employed to deposit Nickel–Chromium coatings onto the AISI 316 steel substrates to improve the wear resistance.
Parthasarathi N. L.   +2 more
doaj   +1 more source

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