title: Low voltage SEM--prospects and limits in biological research.
abstract: Low voltage SEM shows, in general, topographic and compositional contrast of nonconducting beam-sensitive specimens by secondary electrons without coating. But until now imaging of small surface features rich in contrast requires metal-coating.
authors.affiliation: Academy of Sciences of the GDR, Central Institute of Microbiology and Experimental Therapy, Jena.
authors.forename: T
authors.initials: T
authors.lastname: Peschke
mesh_terms: D008855:Microscopy, Electron, Scanning / Q000295:instrumentation / Q000379:methods*; D013499:Surface Properties