# IEEE Journal of Quantum Electronics

## Filter Results

Displaying Results 1 - 25 of 26
• ### [Front cover]

Publication Year: 2009, Page(s): C1
| |PDF (118 KB)
• ### IEEE Journal of Quantum Electronics publication information

Publication Year: 2009, Page(s): C2
| |PDF (37 KB)

Publication Year: 2009, Page(s):753 - 754
| |PDF (50 KB)
• ### Coherence Cloning Using Semiconductor Laser Optical Phase-Lock Loops

Publication Year: 2009, Page(s):755 - 761
Cited by:  Papers (8)  |  Patents (1)
| |PDF (600 KB) | HTML

We demonstrate the concept of coherence cloning where the coherence properties of a high-quality spectrally stabilized fiber laser are transferred to a commercially available high-power DFB semiconductor laser (SCL) using an optical phase-lock loop. The lineshapes and frequency noise spectra of the fiber laser and the free-running and phase-locked SCL are measured and compared. The bandwidth of co... View full abstract»

• ### Loss-Induced Confinement in Photonic Crystal Vertical-Cavity Surface-Emitting Lasers

Publication Year: 2009, Page(s):762 - 768
Cited by:  Papers (22)
| |PDF (737 KB) | HTML

Through calculations and comparison with experimental results, we verify that loss introduced by an etched photonic crystal in a vertical-cavity surface-emitting laser (VCSEL) contributes significantly to the transverse optical confinement and supported modes. The optical loss is examined theoretically using a simple waveguide model from the scalar Helmholtz equation. The modal loss of fabricated ... View full abstract»

• ### Nonreciprocal Polarization Converter Consisting of Asymmetric Waveguide With Magnetooptic Cladding: Theory and Simulation

Publication Year: 2009, Page(s):769 - 776
Cited by:  Papers (10)
| |PDF (1159 KB) | HTML

A nonreciprocal polarization converter compatible with InP-based photonic integrated circuits is proposed. The device consists of an asymmetric InGaAsP waveguide combined with a ferrimagnetic cerium-substituted yttrium iron garnet layer. It makes use of the nonreciprocal conversion of the polarization state in the waveguide. A nonreciprocal TE-TM conversion efficiency of 93% at 1.55 mum wavelength... View full abstract»

• ### Sensitive and Selective Detection of Low-Frequency Vibrational Modes Through a Phase-Shifting Fourier Transform Spectroscopy

Publication Year: 2009, Page(s):777 - 782
Cited by:  Papers (2)  |  Patents (2)
| |PDF (434 KB) | HTML

We introduce a sensitive technique for the measurement of impulsively excited vibrational Raman modes. A linear sweep in the instantaneous frequency of the probe pulse isolates Raman sidebands from noise, enhancing sensitivity. The temporal interference between two stretched, time-delayed pump pulses allows us to selectively excite specific modes. The method is shown to be applicable to different ... View full abstract»

• ### Blue Light Generation of Strongly Focused Gaussian Beams by Frequency Doubling of Nd:GSAG Laser

Publication Year: 2009, Page(s):783 - 791
| |PDF (1174 KB) | HTML

Frequency doubling of a focused Gaussian beam involves phase mismatching due to beam divergence. The conversion efficiency was calculated by integration second-harmonic (SH) field along the energy flow propagation path. The resulting SH field spatial distribution was discussed. We demonstrated the generation of blue light in critically type-I phase-matched LiB3O5 by frequency... View full abstract»

• ### Comprehensive Characterization of InGaAs–InP Avalanche Photodiodes at 1550 nm With an Active Quenching ASIC

Publication Year: 2009, Page(s):792 - 799
Cited by:  Papers (41)  |  Patents (2)
| |PDF (1149 KB) | HTML

We present an active quenching application-specific integrated circuit (ASIC), for use in conjunction with InGaAs-InP avalanche photodiodes (APDs), for 1550-nm single-photon detection. To evaluate its performance, we first compare its operation with that of standard quenching electronics. We then test four InGaAs-InP APDs using the ASIC, operating both in the free-running and gated modes, to study... View full abstract»

• ### The Influence of Zn-Diffusion Depth on the Static and Dynamic Behavior of Zn-Diffusion High-Speed Vertical-Cavity Surface-Emitting Lasers at an 850 nm Wavelength

Publication Year: 2009, Page(s):800 - 806
Cited by:  Papers (10)
| |PDF (1103 KB) | HTML

We studied the static and dynamic performance of high-speed Zn-diffusion vertical-cavity surface-emitting lasers (VCSELs) (at an 850-nm optical wavelength) as affected by different Zn-diffusion depths. Device A has the largest Zn-diffusion depth (~1.3 mum) and can sustain single-mode operations under a whole range of bias currents, exhibiting the largest differential quantum efficiency and smalles... View full abstract»

• ### Comparative Study of High-Power Continuous-Wave Laser Performance of Yb-Doped Vanadate Crystals

Publication Year: 2009, Page(s):807 - 815
Cited by:  Papers (26)
| |PDF (530 KB) | HTML

A comprehensive experimental investigation has been conducted into the high-power continuous-wave (CW) laser performance of isostructural Yb-doped vanadates, including three ordered crystals of Yb:YVO4, Yb:GdVO4, and Yb:LuVO4, and two mixed ones with compositional disorder: Yb0.007 :Y0.407Gd0.586VO4 and Yb0.015... View full abstract»

• ### Multifocus Structures of Ultrashort Self-Focusing Laser Beam Observed in a Three-Photon Fluorescent Medium

Publication Year: 2009, Page(s):816 - 824
Cited by:  Papers (5)
| |PDF (814 KB) | HTML

Self-focusing effect and multifocus structures of an ultrashort (~160-fs) pulsed laser beam of ~1.3-mum wavelength are investigated in several organic liquids. The intensity-dependent self-focusing formation and multifocus structures of the infrared (IR) laser beam were directly observed in a three-photon active fluorescent dye solution cell, in which a high contrast image of the spatial structure... View full abstract»

• ### Electromagnetic Analysis of Ring-Cavity-Assisted Amplified Spontaneous Emission in Er:SiO$_{2}$/a-Si Horizontal Slot Waveguides

Publication Year: 2009, Page(s):825 - 829
Cited by:  Papers (1)
| |PDF (540 KB) | HTML

In this paper, we present an electromagnetic analysis of ring-cavity-assisted amplified spontaneous emission in Er3 +-doped SiO2 (Er:SiO2 ). A horizontal slot geometry, consisting of a low-index Er:SiO2 layer embedded between high-index a-Si layers, allows for a planar ring-cavity design which maintains high optical confinement in the active E... View full abstract»

• ### Frequencies and Wavelengths From a New Far-Infrared Lasing Gas: $^{13}$ CHD$_{2}$ OH

Publication Year: 2009, Page(s):830 - 832
Cited by:  Papers (3)
| |PDF (525 KB) | HTML

The first laser action produced by the partially deuterated isotopic form of methanol, 13CHD2OH, has been observed. With this laser medium, eight far-infrared laser emissions were discovered having wavelengths ranging from 33.8 to 80.9 mum. A three-laser heterodyne system was used to measure the frequencies for these newly discovered laser lines and are reported with fraction... View full abstract»

• ### Large-Signal Charge Control Modeling of Photoreceivers for Applications up to 40 Gb/s

Publication Year: 2009, Page(s):833 - 839
Cited by:  Papers (4)
| |PDF (742 KB) | HTML

A charge control model was used to simulate the sensitivity and responsivity in a range of photodetector configurations including heterojunction bipolar phototransistors (HPTs), PIN-HBT, and APDs. Our simulations enabled for the first time a direct comparison of the performance between these photodetectors to be made. Simulations have been performed at bit rates from 2 to 40 Gb/s using various com... View full abstract»

• ### Optical Feedback Self-Mixing Interferometry With a Large Feedback Factor $C$ : Behavior Studies

Publication Year: 2009, Page(s):840 - 848
Cited by:  Papers (19)
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This paper studies the behavior of optical feedback self-mixing interferometric (OFSMI) systems, where the semiconductor lasers operate at a single mode (perturbed external cavity mode) with a large optical feedback factor C. Based on analysis of the spectral linewidth associated with all the possible lasing modes at different C values, a set of mode jumping rules are proposed follow... View full abstract»

• ### High-Power MWIR Cascaded InAs–GaSb Superlattice LEDs

Publication Year: 2009, Page(s):849 - 853
Cited by:  Papers (11)
| |PDF (1029 KB) | HTML

Midwave IR LEDs operating at 3.8 mum with output powers approaching 25 mW at 77 K are reported. Devices based on the InAs-GaSb superlattice material system grown by solid source molecular beam epitaxy are demonstrated in a cascaded active region configuration as high-power IR emitters. Optical and electronic characteristics of 16-stage devices with variable mesa size were examined to assess the pe... View full abstract»

• ### Compact 300-J/300-GW Frequency-Doubled Neodymium Glass Laser—Part II: Description of Laser Setup

Publication Year: 2009, Page(s):854 - 863
Cited by:  Papers (8)
| |PDF (2328 KB) | HTML

All the basic elements of a 300 J/1 ns Nd:glass laser with high-efficiency (70%) frequency conversion are described in detail. These include a seed laser, a system shaping the spatial structure of the beam, a six-cascade amplifier based on neodymium phosphate glass rods 10-100 mm in diameter, and a second-harmonic generator on a DKDP crystal with ooe interaction. Reliable and easy operation guaran... View full abstract»

• ### Modified Fabry–Perot and Rate Equation Methods for the Nonlinear Dynamics of an Optically Injected Semiconductor Laser

Publication Year: 2009, Page(s):863 - 871
Cited by:  Papers (11)
| |PDF (486 KB) | HTML

Modifications have been introduced to the Fabry- Perot (FP) and the rate equation methods to improve the accuracy of the analysis of the nonlinear dynamics of a laser with external optical injection. Comparison between the modified methods and the more accurate transmission-line laser model (TLLM) shows good agreement, while the computational time of the latter is larger by two or three orders of ... View full abstract»

• ### Spectral Analysis of 1.55- $mu$m InAs–InP(113)B Quantum-Dot Lasers Based on a Multipopulation Rate Equations Model

Publication Year: 2009, Page(s):872 - 878
Cited by:  Papers (36)
| |PDF (367 KB) | HTML

In this paper, a theoretical model is used to investigate the lasing spectrum properties of InAs-InP(113)B quantum dot (QD) lasers emitting at 1.55 mum. The numerical model is based on a multipopulation rate equations analysis. Calculations take into account the QD size dispersion as well as the temperature dependence through both the inhomogeneous and the homogeneous broadenings. This paper demon... View full abstract»

• ### Time-Delay Identification in a Chaotic Semiconductor Laser With Optical Feedback: A Dynamical Point of View

Publication Year: 2009, Page(s):879 - 1891
Cited by:  Papers (86)
| |PDF (906 KB) | HTML

A critical issue in optical chaos-based communications is the possibility to identify the parameters of the chaotic emitter and, hence, to break the security. In this paper, we study theoretically the identification of a chaotic emitter that consists of a semiconductor laser with an optical feedback. The identification of a critical security parameter, the external-cavity round-trip time (the time... View full abstract»

• ### Semiconductor Double-Ring-Resonator-Coupled Tunable Laser for Wavelength Routing

Publication Year: 2009, Page(s):892 - 899
Cited by:  Papers (20)  |  Patents (2)
| |PDF (1756 KB) | HTML

A monolithic widely tunable semiconductor laser based on a double-ring resonator is developed for use in a wavelength-routing switch. By using the double-ring resonator as a wavelength-selective filter, operation over a wide wavelength tuning range is achieved with a low tuning current. This low-tuning-current operation makes the laser very promising as a high-speed tunable light source for a wave... View full abstract»

• ### Enabling technologies for digital optical communication systems

Publication Year: 2009, Page(s): 900
| |PDF (168 KB)
• ### Very high throughput wireless over fiber technologies and applications

Publication Year: 2009, Page(s): 901
| |PDF (564 KB)
• ### Joint special issue on microwave photonics

Publication Year: 2009, Page(s): 902
| |PDF (484 KB)

## Aims & Scope

The IEEE Journal of Quantum Electronics is dedicated to the publication of manuscripts reporting novel experimental or theoretical results in the broad field of the science and technology of quantum electronics.

Full Aims & Scope

## Meet Our Editors

Editor-in-Chief
Prof. Hon Ki Tsang
Chinese University of Hong Kong