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The Landsat Data Continuity Mission (LDCM), a joint NASA and USGS mission, is scheduled for launch in December, 2012. The LDCM instrument payload will consist of the Operational Land Imager (OLI), provided by Ball Aerospace and Technology Corporation (BATC) under contract to NASA and the Thermal Infrared Sensor (TIRS), provided by NASA's Goddard Space(More)
A new technique has been developed to estimate the chronaxie of fibers carrying action potentials that are responsible for short latency motor evoked potentials (MEPs). In a 6-cat study, electrical stimuli were applied to the exposed motor cortex, and spinal cord potentials (at the vertebral level of T9/10 and L2/3) were recorded with needle electrodes(More)
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