Douglas A. Roberts

GBT Observations of IC 443: the Nature of OH(1720 MHz) Masers and OH Absorption (2006)

Hewitt, John W., Yusef-Zadeh, Farhad, Wardle, Mark, Roberts, Douglas A., Kassim, Namir E.

We present results of spectral line observations of the ground state transitions of hydroxyl(OH) toward supernova remnant IC 443 carried out with the Green Bank Telescope. At a spatial resolution of...

Experimental study of loadings during high-incidence airfoil-vortex interactions (1999)

Roberts, Douglas A.

Experimental study of loadings during high-incidence airfoil-vortex interactions (1999)

Roberts, Douglas A.

Ethical question of the month — February 2003

Roberts, Douglas A.

Ethical question of the month — February 2003

Roberts, Douglas A.

Ethical question of the month — February 2003

Roberts, Douglas A.

Ethical question of the month — February 2003

Roberts, Douglas A.