by krystal kwiatkowski electron microscopes. history of the scope ernst ruska created first version...
DESCRIPTION
The Facts Uses electrons to create an image Preferred over Light Microscopes The diameter of an atomTRANSCRIPT
BY K RY S TA L KW I AT KO W S K I
ELECTRON MICROSCOPES
History Of The Scope• Ernst Ruska Created first version in 1931
• German engineer • Won the noble Prize
The Facts• Uses electrons to create an image • Preferred over Light Microscopes• The diameter of an atom
It’s Uses
• Micro organisms• Cells • Characteristics of various surfaces• Large molecules• Medical biopsy structures
Types
• Two types • Scanning– Better of the two– 3D
Types cont.
• Transmission Microscope– 2D image – Golgi apparatus
Down Falls • Cost• Trained personnel• Take up a lot of space• Chemicals• Electric bill
Works Cited
• http:/www.jic.ac.uk/microscopy/introem.html• http://www.sciencedaily.com