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Timeline of THOR project

  • September 2011: Article discussing THOR measurements of cloud structure is accepted for publication 
  • May 2009: Conference paper on initial snow demonstration published 
  • December 2007: Initial demonstration of halo measurements in snow 
  • December 2007: Article on potential capabilities of THOR snow and sea ice measurements published 
  • June 2005: Article on THOR cloud measurements published 
  • February 2005: THOR web site unveiled 
  • September 2003: AASI campaign
  • March 2002: THOR Validation campaign over the DOE ARM site in Oklahoma
  • 1999-2000: THOR instrument built
  • 1998-1999: THOR instrument designed
  • 1997: Laboratory experiments of diffuse halos in artificial clouds
  • 1996: Demonstration of feasibility: offbeam lidar signal detected by tilting the transmitter of a ground based lidar so that the receiver measured offbeam signals.

Setup of 1997 laboratory experiments