Fitting a square beam in a square camera: Novel condenser apertures for low-dose transmission electron microscopy.

Brown HG, Smith D, Wardle B, Hanssen E (2024). Nature Methods, 21(4): 566-568. Doi:10.1038/s41592-024-02206-9 [EMD-42882, EMD-41938, EMD-41937, EMD-41936, EMD-41933].