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TEM images of SrTiO3 300kV
The df and thickness change both in 5nm pitch,
respectively along x and y direction.
DNA (ATGCATGC) / graphene 300 kV
Cs :1mm , df : -53 nm ->
OL Ap : 4.5 (1/nm), df: -53nm ->
electron dose 5000 e/ Å
2
electron dose 1000 e/ Å
2
Cs : 0 mm, df : -2 nm ->
OL Ap : 4.5 (1/nm), df: -16nm ->
electron dose 5000 e/ Å
2
electron dose 1000 e/ Å
2
Cs :0.0156 mm , df: - 6.4nm ->
OL Ap : 4.5 (1/nm) ->
electron dose 5000 e/ Å
2
electron dose 1000 e/ Å
2
Cs : 0.05411, df: -10.5 nm C5: -58.66 mm ->
OL Ap : 4.5 (1/nm) ->
electron dose 5000 e/ Å
2
electron dose 1000 e/ Å
2
Simulation of the off axis DNA images at 300 kV (Cs = 0, df =0)
with the 23 mrad displaced OL aperture (TEM) and BF detector (STEM )
TEM
OL aperture radius = 23+δ mrad
STEM
CL aperture radius = 23+δ mrad
Simulation for the CTF deconvolution
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