Nanoscience and Nanotechnology at McMaster University - Arizona ...

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Silicon Photonics – The Giga Challenge • Si-based light sources Electrically pumped • Lasers, LEDs • Bulk Si - indirect bandgap e-h recombination • Phonon mediated • Slow Competing processes • Auger process • Free carrier absorption
Si-ncs: Photoluminescence • UV excited PL HeCd Laser 325 nm excitation SRSO Samples • PL in the NIR Normalized Photon Flux [a.u.] 8 7 6 5 4 3 2 1 600 C 800 C 1000 C 1100 C 1200 C 0 400 500 600 700 800 900 Wavelength [nm] T. Roschuk et al., ECS Proc. Vol. 2005-1, 136 (2005) Normalized Photon Flux 1,0 0,8 0,6 0,4 0,2 0,0 y= 0.345 T= 1100ºC 0.36 1100ºC 0.36 1200ºC 0.40 1100ºC 0.40 1200ºC 700 800 900 1000 Wavelength (nm)
Page 1: Nanoscience and Nanotechnology at M
Page 4 and 5: CEDT Centre for Emerging Device Tec
Page 6 and 7: Techniques Theory New Materials Fun
Page 8 and 9: Elemental Analysis of Nanoscale Str
Page 10 and 11: MAJOR FOCUS AREAS ELECTRONIC AND O
Page 12 and 13: Nanowire structures: InP/InGaAs/InP
Page 14 and 15: In 0.53 Ga 0.37 Al 0.1 As InAs Quan
Page 20 and 21: Droplets in an anisotropic liquid E
Page 22 and 23: Ray LaPierre (Engineering Physics)
Page 24 and 25: • Antimonide materials • Mid In
Page 26 and 27: Device Design & Fabrication Defect
Page 28 and 29: Ce 3+ (and Si-ncs) Eu 2+ (and Si-nc
Page 30 and 31: Encapsulated fluorescence imaging -
Page 32 and 33: http://www.eng.mcmaster.ca/~wwwmini
Page 34 and 35: McMaster University - Research Acco
Page 36 and 37: McMaster Innovation Park • 37-acr
Page 38 and 39: Nanoelectronics - Wireless Sensor B
Page 40 and 41: Collaboration between Ray LaPierre
Page 44: Polymer-nanotubes composites 10 nm

Nanoscience and Nanotechnology at McMaster University - Arizona ...

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