Heavy metal-containing surroundings provide much more "negative" contrast by Z-imaging in STEM than with conventional modes.
D006652:Histological Techniques; D007089:Image Enhancement / Q000379:methods*; D008689:Methacrylates; D008855:Microscopy, Electron, Scanning / Q000379:methods*; D013604:T-Phages / Q000648:ultrastructure; D014001:Tin
D008689:Methacrylates; D014001:Tin; C036144:tri-n-butylstannylmethacrylate