Results 21 to 30 of about 1,755,129 (221)

Transmission electron micrographs (TEM) showing the ultrastructure of putative primary endosymbionts in n [PDF]

open access: yes, 2011
gen. et sp. Low magnification TEM showing four putative endosymbionts, each surrounded by sac-like vesicles (sc) defined by an outer membrane (Bar = 2 μm). High magnification TEM showing two enveloping inner membranes (arrowheads) and thylakoids (arrows)
Chitchai Chantangsi (52583)   +2 more
core   +1 more source

The Influence of TEM Education on TEM Development [PDF]

open access: yesMicroscopy Today, 1999
Abstract Learning how to operate the microscope has dominated the TEMteaching process in a way that is perhaps unparalleled by any other common scientific instrument. The TEM column is so complex that the arcane aspects of its manual manipulation become the main points to be learned by the student, rather than the use of the instrument ...
openaire   +1 more source

Synthesis and characterization of Fe2O3 nanoparticles reinforced to recycled industrial aluminium scrap and waste aluminium beverage cans for preparing metal matrix nanocomposites

open access: yesFracture and Structural Integrity, 2022
Increased material demand in all sectors is primarily due to exponential growth in population to fulfill human needs and comforts. Recycling of collected aluminium beverage cans and Al 6061 alloy scraps from industries ensures significant advantages in ...
Ganesh R. Chate   +8 more
doaj   +1 more source

Onde tem fumaça, tem fogo... cruzado

open access: yesGV-EXECUTIVO, 2020
De 2013 a 2017, houve um aumento de 29% no número de doações das empresas listadas na bolsa brasileira para organizações não-governamentais – o que está associado à melhora no valor de mercado das companhias.
Marina Gama, Jeferson Lana
openaire   +2 more sources

Influence of surfactants on the formation and growth of cadmium telluride nanoplatelets

open access: yesEurasian Journal of Physics and Functional Materials, 2023
The article presents a comprehensive review of the current research on the use of surfactants in CdTe nanoplatelet synthesis, including a discussion of the various types of surfactants that have been used and their effects on nanoplatelet size, shape ...
A.S. Akhmetova   +3 more
doaj   +1 more source

TEM-based cathodoluminescence of a Selenium-alloyed CdTe solar cell [PDF]

open access: yes, 2021
Since 2015, commercial sample holders have been available that enable cathodoluminescence imaging of semiconductors in the TEM. Despite this, issues with low signal have meant that high resolution TEM-CL imaging has so far not been achieved on a solar ...
Ashley Howkins (6198920)   +7 more
core  

Using EBSD and TEM-Kikuchi patterns to study local crystallography at the domain boundaries of lead zirconate titanate [PDF]

open access: yes, 2008
Reliable EBSD mapping of 90° domains in a tetragonal ferroelectric perovskite has been achieved for the first time, together with reliable automated orientation determination from TEM-Kikuchi patterns.
Fundenberger, J.-J.   +10 more
core   +1 more source

Synthesis and Studying SomeMechanical Properties of Nanocomposite [PDF]

open access: yesEngineering and Technology Journal, 2013
This study aims to synthesis a nanocomposite from Al2O3 – Cr2O3 and studying some of its mechanical properties like microhardness and fracture strength. X-Ray diffraction patterns shows a good crystallinity of the composite with very sharp and neat peaks.
Fadhil A. Chyad   +2 more
doaj   +1 more source

tsipkens/ubc-tem-analysis: v0.4 [PDF]

open access: yes, 2019
The program performs an analysis of TEM images to determine aggregate properties, with a focus on characterizing soot. This November 2019 release containing significant optimizations, bug fixes, and updates to the file naming convention.
Timothy A. Sipkens
core   +1 more source

ELECTROMAGNETIC MONITORING DURING THE AFTERSHOCK PERIOD OF THE 2003 CHUYA EARTHQUAKE IN THE MOUNTAIN (GORNY) ALTAI: MEASUREMENT METHODOLOGY, RESULTS

open access: yesГеодинамика и тектонофизика, 2023
The article considers the method of observations, interpretation of data and results of electromagnetic monitoring with a controlled source for one of the seismically active regions of Siberia – Mountain (Gorny) Altai.
A. E. Shalaginov, N. N. Nevedrova
doaj   +1 more source

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