Status of T18 in resonant ring processing Valery Dolgashev, Jim Lewandowski and Stephen Weathersby 13 April 2011 SLAC

Pulse shape, 100 ns charging + 1500 ns flat structure input ring load structure input ring input pulse heating File: ppm_data_Mar29_2011, trace#: 1200 with time stamp:{29,3,2011,10,29,51,210} PulseLength:1.54 [us] Pulse Heating: 8.63429 [deg. C]

Pulse shape, 100 ns charging + 600 ns flat structure input structure input ring load ring input pulse heating File: ppm_data_Apr05_2011 , trace#: 1200 with time stamp: {5,4,2011,8,39,44,128} PulseLength: 0.64 [us] Pulse Heating: 34.037 [deg. C]

Pulse shape, 100 ns charging + 250 ns flat structure input structure input ring input pulse heating ring load File: ppm_data_Apr12_2011, trace#: 1200 with time stamp:{12,4,2011,8,41,20,757} Max. PulseLength:0.28 [us] Pulse Heating: 24.885 [deg. C]

Pulse shape, 100 ns charging + 100 ns flat structure input structure input ring input pulse heating ring load File: ppm_data_Apr20_2011 , trace#: 1200 with time stamp: {20,4,2011,8,22,35,155} PulseLength: 0.12 [us] Pulse Heating: 18.169 [deg. C]

T18 in resonant ring, last ~180 hours of processing up to end of shift on April 21st 2011 100 ns flat 250 ns flat 1.5 us flat 600 ns flat 100 ns flat 250 ns flat 1.5 us flat 600 ns flat 1.5 us flat 600 ns flat 250 ns flat 100 ns flat

Summary of T18 in resonant ring up to end of shift on April 12th 2011 250 ns 400 ns 200 ns 200 ns 1500 ns 250 ns 100 ns 1500 ns 100 ns 600 ns 600 ns 400 ns Valery Dolgashev, Jim Lewandowski and Stephen Weathersby, 13 April 2011

Summary of T18 in resonant ring up to end of shift on April 21st 2011 250 ns 400 ns 200 ns 200 ns 1500 ns 250 ns 100 ns 1500 ns 100 ns 600 ns 600 ns 400 ns 100 ns (2nd experiment) 100 ns (2nd experiment) Valery Dolgashev, Jim Lewandowski and Stephen Weathersby, 26 April 2011