Biomedical Engineering Reference
In-Depth Information
Fig. 6.16
Bright-field TEM
image of a cross-section of a
multilayer DLC/Ti/Si
3
N
4
/Si
(mixed-composite) material
embedded in an epoxy resin
and prepared by
ultramicrotomy, principally
showing fractures in the
Si
3
N
4
layer (3) and Si (4)
perpendicular to the cutting
direction (
arrow
)and
undulations of compression
visible in the DLC (1) and Ti
(2) (
H.Gnaegi, Diatome,
Bienne
)
Fig. 6.17
Bright-field TEM
image of a cell prepared using
chemical fixation, embedding
in epoxy resin, and
ultramicrotomy, showing
cutting residues (
large arrow
)
which are superimposed over
the structures to be observed.
Saturated lipids form white
spheres (
small arrows
)
(J.
Boumendil CMEABG,
UCB Lyon 1
)
Lipidic Phase
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