Fh. Jones et al., REAL-SPACE OBSERVATION OF PEROXIDE-LIKE DIMERS ON A SODIUM TUNGSTEN BRONZE SURFACE BY SCANNING-TUNNELING-MICROSCOPY, Journal of the Chemical Society, Chemical Communications, (23), 1995, pp. 2419-2420
Oxygen dimers on the (2 x 1) reconstructed surface of Na0.65WO3(001) h
ave been observed by scanning tunnelling microscopy, with an O-O separ
ation (2.2 Angstrom) that is significantly less than twice the ionic r
adius of the oxide ion (2.8 Angstrom).