TY - RPRT TI - Direct observation of electrostatic microfields by four-electron-wave interference using two electron biprisms. AU - Kimiya Miyashita AU - Kazuo Yamamoto AU - Tsukasa Hirayama AU - Takayoshi Tanji PY - 2004 DO - 10.1093/jmicro/dfh074 UR - https://pubmed.ncbi.nlm.nih.gov/15582969/ ID - 15582969 ER -