Sonogram characterisation of picosecond pulses at 1.5 μm using waveguide two photon absorption
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Reid, DT
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Univ St Andrews, Sch Phys & Astron, JF Allen Res Labs, St Andrews KY16 9SS, Fife, ScotlandUniv St Andrews, Sch Phys & Astron, JF Allen Res Labs, St Andrews KY16 9SS, Fife, Scotland
Reid, DT
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Thomsen, BC
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机构:Univ St Andrews, Sch Phys & Astron, JF Allen Res Labs, St Andrews KY16 9SS, Fife, Scotland
Thomsen, BC
Dudley, JM
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Dudley, JM
Harvey, JD
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机构:Univ St Andrews, Sch Phys & Astron, JF Allen Res Labs, St Andrews KY16 9SS, Fife, Scotland
Harvey, JD
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[1] Univ St Andrews, Sch Phys & Astron, JF Allen Res Labs, St Andrews KY16 9SS, Fife, Scotland
[2] Univ Auckland, Dept Phys, Auckland, New Zealand
Low energy picosecond pulses at 1.5 mu m have been completely characterised by sonogram measurements based on mio photon absorption in a commercial InGaAsP 1.3 mu m laser diode. The intensity and phase of pulses with 12pJ energy are in excellent agreement with those obtained from an independent frequency resolved optical gating characterisation.