(1) T1: Exponential data analysis: peak T1 error 1 0.4121 0.01039 peak number 1 T1 = 0.412 error = 0.0104 time observed calculated difference 0.05 20 20 0.0492 2 0.401 0.661 -0.26 0.2 13.7 14 -0.27 0.1 17.9 17.7 0.194 0.3 11 11.1 -0.075 1.5 1.16 1.07 0.0985 1 2.53 2.43 0.0968 0.6 5.68 5.61 0.0724 0.4 8.73 8.81 -0.0835 0.8 3.85 3.64 0.208 (2) T2: Exponential data analysis: peak T2 error 1 0.1473 0.01952 peak number 1 T2 = 0.147 error = 0.0195 time observed calculated difference 0.11 20 19.7 0.316 0.25 8.79 9.14 -0.348 0.03 31.1 32.1 -1.03 0.21 11 11.2 -0.234 0.07 25.1 25 0.0459 0.17 14.3 13.9 0.371 0.01 37.5 36.4 1.16 0.05 27.4 28.3 -0.951 0.09 22.2 22.2 0.0248 0.13 18.2 17.5 0.657 (3) tc is estimated as 4.1 +/- 0.5 ns. screened by yang, Mar. 8, 2012