Scientific Reports 4: Article number: 6452; published online: 23 September 2014; updated: 10 July 2015

This Article contains typographical errors in Table 2. For 7-APNR (n-type) the κP (W/mK) value ‘34.64’ should read ‘0.67’. In addition, for 8-H-ZPNR (n-type) the κP (W/mK) value ‘34.74’ should read ‘34.64’.