X-Git-Url: https://git.ucc.asn.au/?a=blobdiff_plain;f=research%2Fellipsometry%2F2012-09-18%2Freadme;fp=research%2Fellipsometry%2F2012-09-18%2Freadme;h=aa94d70febf2f968f138bdfec68fc98563cc56ab;hb=249c5ae85be6e78e6bb6266486603830e65ad705;hp=0000000000000000000000000000000000000000;hpb=4e99fb6758f056a338cb499f22c7827b2d14e2b8;p=matches%2Fhonours.git diff --git a/research/ellipsometry/2012-09-18/readme b/research/ellipsometry/2012-09-18/readme new file mode 100644 index 00000000..aa94d70f --- /dev/null +++ b/research/ellipsometry/2012-09-18/readme @@ -0,0 +1,44 @@ +Arrive 12:10pm + +Plan: + - Prepare ellipsometer to take measurements of the Au on Black-Au on Au on Si sample. + - Need to recallibrate ellipsometer; takes about 30 min + - Take data from Si sample for reference + - Take data from Mikhail's sample(s) + - Take data from Jeremy's samples if possible + - Vent chamber, remove Au on Black-Au on Si sample + - Fix height of sample holder(s) + - Install new samples; Si substrate measured by ellipsometer, and one other sample (probably stainless steel) + - Do TCS for increasing thickness of Au on the samples + - Then do TCS for increasing thickness of Black-Au + - Then do TCS for increasing thickness of Au on top + - Finally, repeat ellipsometric measurements on the samples + +- Cooling fan for ellipsometer does not appear to works + - Had polarity of wires wrong + - When I swapped them the right way around, the fan spun up and then broke + - Probably because I had maxed out the voltage on the power supply + - So now it is actually broken + - Will need to get a replacement + - Continue anyway without fan. + +- Take Rp and Rs spectrum of control sample (Si wafer) + +- Realign gun + - Resistance of filament 1.8R +- Realign sample holder + - Check for shorts; everything seems fine + +- Take Rp and Rs spectrum of Au+BlackAu+Au on Si sample +- Also take Psi/Del spectrum + +- Discovered at some point... the sample fell off the sample mount + - Not sure exactly when... + - God dammit + - Will repeat tomorrow + +- Go home at 17:00 + + + +