"field-emission microscope"@en-us . . "field-emission microscope"^^ . . "03332989-n"^^ . "0"^^ . "102674546"@en-us . . . . "103332989"^^ . "electron microscope used to observe the surface structure of a solid"@en-us . . . . "103211675"@en-us . "0"^^ . .