Single-wavelength all-optical phase modulation in a GaAs/AlAs hetero-nipi waveguide: Towards an

Yoffe, G.W.; Brubach, J.; Karouta, F.; Wolter, J.H.
October 1993
Applied Physics Letters;10/25/1993, Vol. 63 Issue 17, p2318
Academic Journal
Presents a single-wavelength optical transistor-like device which exploits the polarization-dependent absorption coefficient in quantum wells. Effects of the absorption of a transverse-electric polarized control beam; Applications of the transverse-magnetic polarized probe beam undergoing a phase shift; Mechanism of attaining a 180 degree-phase shift.


Related Articles

  • Phase separation in InGaN/GaN multiple quantum wells. McCluskey, M. D.; Romano, L. T.; Krusor, B. S.; Bour, D. P.; Johnson, N. M.; Brennan, S. // Applied Physics Letters;4/6/1998, Vol. 72 Issue 14 

    Evidence is presented for phase separation in In[sub 0.27]Ga[sub 0.73]N/GaN multiple quantum wells. After annealing for 40 h at a temperature of 950 °C, the absorption threshold at 2.95 eV is replaced by a broad peak at 2.65 eV. This peak is attributed to the formation of In-rich InGaN phases...

  • Analysis of optically pumped compact laterally coupled distributed feedback lasers with three symmetric defect regions. Hattori, Haroldo T.; Tan, Hark H.; Jagadish, Chennupati // Journal of Applied Physics;Oct2007, Vol. 102 Issue 8, p083109 

    This article analyzes compact laterally coupled distributed feedback (DFB) lasers with three defect regions. These devices are more flexible and smaller than conventional DFB lasers, having typical lengths between 20 and 50 μm and a width less than 1 μm (lateral gratings are inserted in a...

  • High order dispersion control for femtosecond CPA lasers. Osvay, K.; VarjÚ, K.; Kurdi, G. // Applied Physics B: Lasers & Optics;Dec2007, Vol. 89 Issue 4, p565 

    Taking advantage of the temperature dependence of the refractive index, an arrangement is proposed for thermal control of dispersion of a chirped pulse amplification (CPA) laser. A glass slab, inserted into the Fourier plane of a stretcher or a compressor, having a spatially varying temperature...

  • New family of components emerge from arrayed waveguide gratings. Hecht, Jeff // Laser Focus World;Dec2003, Vol. 39 Issue 12, p76 

    Discusses the use of arrayed waveguide grating (AWG), a planar waveguide device, to create a variety of components, raising the possibility of integrating complex functions into a single monolithic chip, interconnected by waveguides. Principles of AWG; Comparison of AWG with other optical...

  • Phase-shift effect on a two-dimensional surface-emitting photonic-crystal laser. Miyai, Eiji; Noda, Susumu // Applied Physics Letters;3/14/2005, Vol. 86 Issue 11, p111113 

    Theoretical analysis was performed by means of the finite-difference time-domain method to examine the mode properties of two-dimensional surface-emitting photonic-crystal lasers with elliptical air holes. It was found that a single-lobed beam pattern could be obtained from the device surface by...

  • External-cavity tunable mid-infrared laser using off-band surface-emitting Bragg grating coupler. Zhang, H. L.; Peng, C.; Seetharaman, A.; Luo, G. P.; Le, Han Q.; Gmachl, C.; Sivco, D. L.; Cho, A. Y. // Applied Physics Letters;3/14/2005, Vol. 86 Issue 11, p111112 

    An external-cavity laser using an integrated two-segment design allows broad and continuous wavelength tuning with independent control of power and wavelength. The laser has a gain segment and a surface-emitting Bragg grating segment that was designed to be off-band for zero reflection inside...

  • Theoretical study on high-speed modulation of Fabry-Pérot and distributed-feedback quantum-dot lasers: K-factor-limited bandwidth and 10 Gbit/s eye diagrams. Ishida, Mitsuru; Sugawara, Mitsuru; Yamamoto, Tsuyoshi; Hatori, Nobuaki; Ebe, Hiroji; Nakata, Yoshiaki; Arakawa, Yasuhiko // Journal of Applied Physics;1/1/2007, Vol. 101 Issue 1, p013108 

    This paper presents a theoretical study of the high-speed modulation response of Fabry-Pérot (FP) and distributed-feedback (DFB) quantum-dot lasers based on the rate equation models, making reference to available experimental data. We show that the K-factor-limited maximum modulation...

  • Phase relations and the shape of the X-ray rocking curves from heterostructures with quantum wells. Chuev, M. A.; Pashaev, E. M.; Koval'chuk, M. V.; Kvardakov, V. V. // JETP Letters;Oct2009, Vol. 90 Issue 3, p186 

    A qualitative analysis of the formation of an interference pattern on the X-ray rocking curves from heterostructures with quantum wells has been performed. It has been shown that in addition to the well-known effect associated with the additional phase shift in the diffraction scattering...

  • Electroabsorption and electrorefraction in InAs/GaAs and InAs/InP quantum dots. Prasanth, R. // Journal of Applied Physics;3/1/2006, Vol. 99 Issue 5, p054501 

    Integrated optical cross connects and add-drop multiplexers require low loss polarization independent phase shifting elements. In a composite quantum well, a 0.46 mm phase shifter provides a π/4 phase shift by combining the quantum confined Stark effect (QCSE) and carrier depletion effect....


Read the Article


Sorry, but this item is not currently available from your library.

Try another library?
Sign out of this library

Other Topics