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Tem

TEM --> transmission electron microscopy

(Science: technique) Those forms of electron microscopy in which electrons are transmitted through the object to be imaged, suffering energy loss by diffraction and to a small extent by absorption.

Acronym: TEM


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I am having difficulty identifying this structure.

The image on the left is that of a TEM, because TEM can clearly differentiate outlines or contours.

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by supersapien
Mon Dec 02, 2013 9:21 am
 
Forum: Cell Biology
Topic: I am having difficulty identifying this structure.
Replies: 2
Views: 734

I am having difficulty identifying this structure.

... and has been made using a Transmission Electron Microscope microscope. I have been given this image to identify which has been took by a TEM. I have been for quite a while been comparing and contrasting many different TEM images of different structures of parts of chloroplasts but to ...

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by omegad
Sun Dec 01, 2013 7:11 am
 
Forum: Cell Biology
Topic: I am having difficulty identifying this structure.
Replies: 2
Views: 734

help please 1

... what is the electron source? - Because we get are looking at a 3-dimensional structure with shadows, we get a greater depth of field than with the TEM, but less magnification. - The cell theory is one of the great unifying theories of biology- What does the unifying bit mean? - Only at the level ...

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by Stephen1993
Thu Feb 16, 2012 2:30 pm
 
Forum: Cell Biology
Topic: help please 1
Replies: 9
Views: 5843

Re: Chloroplast

... know it is a chloroplast because we isolated the chloroplasts from spinach leaves. The top pic is the whole mount of a chloroplast taken using the TEM. Dark circular structures can be seen within the chloroplast. bottom pic shows one of these structures from sideways on at higher magnification. ...

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by monkeymadd
Mon Nov 28, 2011 10:39 pm
 
Forum: Botany Discussion
Topic: Chloroplast
Replies: 6
Views: 4596

Setting up a lab

... higher magnifications) and videos with good quality. On e-bay you you can find a lot of microscopes for several hundred €/$ (Wow, they even sell a TEM!). But in any case i would stick to trade names like Leica, Zeiss, Olympus, Nikon etc.

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by DanielSan
Mon Aug 08, 2011 6:55 am
 
Forum: Microbiology
Topic: Setting up a lab
Replies: 1
Views: 1511
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