Results 71 to 80 of about 509,762 (201)

Notes on the male genitalia of species of Ravinia and Chaetoravinia (Diptera: Sarcophagidae)

open access: yesMemorias do Instituto Oswaldo Cruz, 1991
Based on scanning electron microscope (SEM) estudies, the male genitalia of three species of Ravinia and two species of Chaetoravinia (Diptera: Sarcophagidae, subtribe Raviniina) are described and compared.
Hugo de Souza Lopes   +1 more
doaj   +1 more source

Fracture surface characteristics of off-axis composites [PDF]

open access: yes
The fracture surface characteristics of off-axis high-modulus graphite-fiber/epoxy composite specimens were studied, using a scanning electron microscope (SEM).
Chamis, C. C., Sinclair, J. H.
core   +1 more source

Juvenile European anchovy otolith microstructure

open access: yesScientia Marina, 2006
Juvenile European anchovy (Engraulis encrasicolus) has a complex incremental growth pattern that was studied using scanning electron microscope (SEM) and optical microscope observations.
Pablo Cermeño   +2 more
doaj   +1 more source

Morphology and Properties of Zn-Al-TiO2 Composite on Mild Steel [PDF]

open access: yes, 2012
The influence of TiO2 composite and dispersed pure Al particle on zinc alloy electrodeposited on mild steel was studied from chloride bath solution.Microstructural and mechanical properties of the alloy were investigated.
Fayomi, O. S. I   +3 more
core  

Experimental stress-strain analysis of tapered silica optical fibers with nanofiber waist

open access: yes, 2014
We experimentally determine tensile force-elongation diagrams of tapered optical fibers with a nanofiber waist. The tapered optical fibers are produced from standard silica optical fibers using a heat and pull process. Both, the force-elongation data and
Hoinkes, Thomas   +4 more
core   +1 more source

Influence of end milling process parameters on micro-hardness of LM25 aluminium alloy

open access: yesMetalurgija, 2019
The surface integrity of the machined component plays a vital role on the mechanical property of aluminium alloys. This research focused on developing an analytical model in order to predict the changes in micro-hardness and microstructure of LM25 ...
K. Chinnarasu, K. Kumaresan
doaj  

ANALISIS PERMUKAAN RESIN KOMPOSIT NANOFILLER SETELAH PERENDAMAN DALAM MINUMAN BERSODA DAN MINUMAN KEMASAN RASA JERUK

open access: yesCakradonya Dental Journal, 2019
Resin komposit jenis nanofiller memiliki sifat fisik dan mekanik yang lebih baik dari jenis resin komposit lain. Paparan asam secara terus-menerus dalam waktu lama mengakibatkan perubahan mikrostruktur yang berpengaruh pada sifat fisik dan mekanik resin ...
Viona Diansari   +2 more
doaj   +1 more source

Analytical Model for the Optical Functions of Indium Gallium Nitride with Application to Thin Film Solar Photovoltaic Cells

open access: yes, 2012
This paper presents the preliminary results of optical characterization using spectroscopic ellipsometry of wurtzite indium gallium nitride (InxGa1-xN) thin films with medium indium content (0 ...
McLaughlin, D. V. P., Pearce, Joshua M.
core   +3 more sources

Application of Tuning Fork Sensors for In-situ Studies of Dynamic Force Interactions Inside Scanning and Transmission Electron Microscopes

open access: yesMedžiagotyra, 2012
Mechanical properties of nanoscale contacts have been probed in-situ by specially developed force sensor based on a quartz tuning fork resonator (TF).
Jana ANDZANE   +5 more
doaj   +1 more source

Scanning electron microscopy of cold gases

open access: yes, 2015
Ultracold quantum gases offer unique possibilities to study interacting many-body quantum systems. Probing and manipulating such systems with ever increasing degree of control requires novel experimental techniques. Scanning electron microscopy is a high
Ott, Herwig, Santra, Bodhaditya
core   +1 more source

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