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Figure 1
(a) True object electron density, and reconstructions for a cylindrical envelope (b) without (Case 1) and (c) with (Case 2) a positivity constraint, and (d) with a non-cylindrical envelope constraint (Case 3), as described in the text. |
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Figure 1
(a) True object electron density, and reconstructions for a cylindrical envelope (b) without (Case 1) and (c) with (Case 2) a positivity constraint, and (d) with a non-cylindrical envelope constraint (Case 3), as described in the text. |