Advances in Optical and Photonic Devices pptx

... lasing occurs in the periphery of the active disk called the Rayleigh band and the Advances in Optical and Photonic Devices 8 Fig. 4. (a) PL spectra at 77 K with varying optical pumping ... of band filling effect indicates that photon Advances in Optical and Photonic Devices 18 Djie, H. S.; Dimas, C. E. & Ooi, B. S. (2006). Wideband quantum-da...

Ngày tải lên: 27/06/2014, 01:21

... (SLAs) to concentrate and guide individual light, Advances in Optical and Photonic Devices 46 in the effective refractive index in the mirror regions will produce a shift in the comb mode reflection ... 053103 (2008) Advances in Optical and Photonic Devices 34 in this case. That is the reason why we make use of the flower design in enhancing the...

Ngày tải lên: 21/06/2014, 13:20

... confining layers (the lower refractive index regions – upper and lower cladding layers), corresponds to a DBQW-RTD with thick low doped Advances in Optical and Photonic Devices 178 devices ... (2*ω2− ω1)∗t) ………… Nonlinear device Nonlinear device Fig. 9. Supurious signals from nonlinear devices Advances in Optical and Photonic Devices 186 there is...

Ngày tải lên: 21/06/2014, 13:20

... home-built 2D/3D single photon scanning system for measuring the PQR beam profile and polarization with a resolution of 0.5μm/step. Advances in Optical and Photonic Devices 34 in this case. ... distribution of noninteracting Qdashes at an intermediate intermixing, are achieved after the intermixing. The inset of Fig. 13, showing the changes of FWHM of the broadband la...

Ngày tải lên: 21/06/2014, 18:20

... (Lin et al., 1984), (Sung et al., 2004) increased RF link gain Advances in Optical and Photonic Devices 74 The resulting device was therefore coplanar in structure. It can be ascertained ... rates. Optical injection-locking is proposed as a solution to these problems. It enhances the intrinsic component bandwidth and reduces frequency chirp considerably. Advances...

Ngày tải lên: 21/06/2014, 18:20

... was obtained. Hole-trapping at the hetero- interface of i-InGaAsP( λ g =1.4μm)/i-InGaAs can be a bandwidth limiting factor. However, the bandgap discontinuity at i-InGaAsP( λ g =1.4μm)/i-InGaAs ... converters (rf -optical and optical- rf), such as light emitters, light modulators and light detectors. Advances in Optical and Photonic Devices 170 frequencies of f1, f2,...

Ngày tải lên: 21/06/2014, 18:20

... (filling factor) Quantum Dot Photonic Devices and Their Material Fabrications 245 existing photonic devices, and enhancement of usable optical frequency resources in the all- photonic waveband. ... the ultra-broadband light source between 1 and 1.55 μm, and the novel photonic devices using the cavity-QED. In other words, by using the QD structure, ultra-broadb...

Ngày tải lên: 21/06/2014, 18:20

... Advances in Optical and Photonic Devices Advances in Optical and Photonic Devices 8 Fig. 4. (a) PL spectra at 77 K with varying optical pumping level taken from InAs Qdots within InP matrix ... spectra in Fig. 5 are broadened with increasing optical excitation densities. Furthermore, an increase in integrated PL intensity after intermixing Advances...

Ngày tải lên: 21/06/2014, 13:20

... μ A/hole by using linear fitting. Advances in Optical and Photonic Devices 14 dominant wavelength is shown in longer cavity Qdash lasers of 850 µm and 1000 µm, as depicted in Fig. 9. As ... distribution of noninteracting Qdashes at an intermediate intermixing, are achieved after the intermixing. The inset of Fig. 13, showing the changes of FWHM of the broadband la...

Ngày tải lên: 21/06/2014, 13:20

... rates. Optical injection-locking is proposed as a solution to these problems. It enhances the intrinsic component bandwidth and reduces frequency chirp considerably. Advances in Optical and Photonic ... in Fig. 17 below. A continuous tuning of over 2 nm while maintaining a SMSR of over 30 dB is measured. The change in wavelength with temperature is in line with the c...

Ngày tải lên: 21/06/2014, 13:20