Technical information
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Energy range
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8-124 eV
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Energy Resolution
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3000 (E/ΔE)
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Flux
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2×1012 phs/s@ 15 eV, 300 mA
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Spot size
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0.5×0.8 mm2
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Mass range
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10—1000
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Mass resolution
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1000
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Experimental technologies
SR photoionization mass spectroscopy (MS), VUV photoabsorption spectroscopy, Ion-pair photoionization MS, Threshold photoelectron-photoion coincidence spectroscopy / imaging.
Facilities
Molecular beam photoionization apparatus with time-of-flight mass spectrometer.
Aerosol reaction and detection platform with smog reactor, aerosol photoionization mass spectrometer, GC-MS, TSI differential mobility analyzer and condensation particle counter
Radical reaction system with flash photolytic laser, flow reaction tube, Laval nozzle (temperature range: 50 – 300 K).
Photoabsorption cell equipment for measurements of VUV photoabsorption,-ionization, -dissociation cross sections.
Scientific applications
Photoionization and photodissociation dynamics: energy and structure for atoms, molecules, radicals, clusters.
Aerosol chemistry: aerosol mass spectroscopy, secondary organic aerosol, multiphase reaction.
Atmospheric radical chemistry: radical reaction kinetics, rate coefficient, (isomer) reaction mechanism.
Contacts
Fuyi LIU
Tel 86-551-63602123
Email: fyliu@ustc.edu.cn
Liusi SHENG
Tel: 86-551-63602021
Email: lssheng@ustc.edu.cn
