Vector-like technineutron Dark Matter: is a QCD-type Technicolor ruled out by XENON100? Roman Pasechnik, Vitaly Beylin, Vladimir Kuksa and Grigory Vereshkov Eur. Phys. J. C, 74 2 (2014) 2728 Published online: 12 February 2014 DOI: 10.1140/epjc/s10052-014-2728-3