Recherche

Afficher tous les résultats pour

Accueil

Personne

Elyahou Kapon

À propos
Confidentialité
Mentions légales

Graph Chatbot

Publications associées (173)

156 µm 1 watt single frequency semiconductor disk laser

Elyahou Kapon, Alexei Sirbu, Alexandru Mereuta

A single frequency wafer-fused semiconductor disk laser at 1.56 mu m with 1 watt of output power and a coherence length over 5 km in fiber is demonstrated. The result represents the highest output power reported for a narrow-line semiconductor disk laser o ...

Optical Society of America2013

Optical Injection Locking of Polarization Modes in VCSELs Emitting at 1.3 μm Wavelength

Elyahou Kapon, Alexei Sirbu, Vladimir Iakovlev, Grigore Suruceanu, Alexandru Mereuta, Andrei Caliman, Elodie Lamothe, Christopher Michael Long

2013

Reliability of 1310 nm Wafer Fused VCSELs

Elyahou Kapon, Alexei Sirbu, Vladimir Iakovlev, Grigore Suruceanu, Alexandru Mereuta, Andrei Caliman, Zlatko Mickovic

Wafer fusion vertical cavity surface emitting laser (VCSEL) technology has produced devices that successfully passed all mechanical and electrical Telcordia qualification tests. Accelerated lifetime tests result in times to 1% failure at 70 degrees C of 18 ...

Ieee-Inst Electrical Electronics Engineers Inc2013

14XX nm-wavelength electrically-pumped VECSELs fabricated by wafer fusion

Elyahou Kapon, Alexei Sirbu, Vladimir Iakovlev, Alexandru Mereuta, Andrei Caliman, Kamil Pawel Pierscinski

We report on the design, fabrication and characterization of electrically pumped vertical external cavity surface emitting lasers (EP-VECSELs) emitting at 1470 nm. We demonstrate 6.2 mW of CW output power, which represents the highest power value reported ...

Optical Society of America2013

Ultra-Low Power VCSELs for optical network

Elyahou Kapon, Alexei Sirbu

2013

1D and 2D arrays of coupled photonic crystal cavities with a site-controlled quantum wire light source

Benjamin Dwir, Elyahou Kapon, Alok Rudra, Kirill Atlasov, Pascal Gallo, Clément William Tendaï Jarlov, Milan Calic

We investigated experimentally 1D and 2D arrays of coupled L3 photonic crystal cavities. The optical modes of the coupled cavity arrays are fed by a site-controlled quantum wire light source. By performing photoluminescence measurements and relying on near ...

Optical Society of America2013

Transverse mode discrimination in long-wavelength wafer-fused vertical-cavity surface-emitting lasers by intra-cavity patterning

Benjamin Dwir, Elyahou Kapon, Alexei Sirbu, Vladimir Iakovlev, Alexandru Mereuta, Andrei Caliman, Nicolas Volet, Zlatko Mickovic, Pascal Gallo, Lukas Mutter

Transverse mode discrimination is demonstrated in long-wavelength wafer-fused vertical-cavity surface-emitting lasers using ring-shaped air gap patterns at the fused interface between the cavity and the top distributed Bragg reflector. A significant number ...

Optical Society of America2013

Spatial-Mode Discrimination in Guided and Antiguided Arrays of Long-Wavelength VCSELs

Elyahou Kapon, Vladimir Iakovlev, Nicolas Volet

Three means of optical confinement imposed on InAlGaAs/InP 1.3 mu m VCSEL arrays are investigated with self-consistent numerical model of laser operation. Laterally patterned tunnel junction (TJ), in-build guiding realized with air-gap patterning, and anti ...

Institute of Electrical and Electronics Engineers2013

Wafer-fused 1300 and 1550nm-waveband vertical external cavity lasers

Elyahou Kapon, Alexei Sirbu

2013

Low power consumption 1310 nm VCSELs for 4x10 Gbps CWDM links

Elyahou Kapon, Alexei Sirbu, Vladimir Iakovlev, Grigore Suruceanu, Alexandru Mereuta, Andrei Caliman, Dalila Ellafi

IEEE2013

Optical injection locking of polarization modes and spatial modes in single-aperture VCSELs and VCSEL arrays emitting at 1.3 mu m

Elyahou Kapon, Alexei Sirbu, Vladimir Iakovlev, Grigore Suruceanu, Alexandru Mereuta, Andrei Caliman, Elodie Lamothe, Christopher Michael Long

We report the injection locking of specific spatial modes and polarization modes of 1.3 mu m wavelength vertical surface emitting lasers (VCSELs) in single-aperture devices and phase-coupled arrays. The optical injection is realized using a master laser (M ...

Spie-Int Soc Optical Engineering, Po Box 10, Bellingham, Wa 98227-0010 Usa2012

Photocurrent spectroscopy of site-controlled pyramidal quantum dots

Benjamin Dwir, Elyahou Kapon, Alok Rudra, Jérôme Faist, Pascal Gallo, Arun Mohan

Intraband photocurrent spectroscopy of site-controlled pyramidal quantum dots by inserting them into the intrinsic region of n-i-n like quantum dot infrared photodetector structure is reported. The photovoltaic response is observed in the mid-infrared regi ...

American Institute of Physics2012

Polarization mode structure in long-wavelength wafer-fused vertical-cavity surface-emitting lasers

Elyahou Kapon, Alexei Sirbu, Vladimir Iakovlev, Grigore Suruceanu, Alexandru Mereuta, Andrei Caliman, Nicolas Volet

Applications of long-wavelength (lambda > 1 mu m) vertical-cavity surface-emitting lasers (VCSELs) generally require close control over wavelength and polarization of the emitted light. In most cases, single mode and polarization stable lasing is desired. ...

Spie-Int Soc Optical Engineering, Po Box 10, Bellingham, Wa 98227-0010 Usa2012

1310 nm wafer fused VCSELs - a new generation of uncooled 10 Gbps telecom lasers

Elyahou Kapon, Alexei Sirbu, Vladimir Iakovlev, Grigore Suruceanu, Alexandru Mereuta, Andrei Caliman, Zlatko Mickovic, Dalila Ellafi

1310 nm-band wafer-fused VCSELs demonstrate record low 10 Gbps modulation current of 6 mA at temperatures from RT to 70 °C. Reliability studies demonstrate the suitability of this technology in commercial photonic systems. © 2012 IEEE. ...

2012

Experimental evidence for Luttinger liquid behavior in sufficiently long GaAs V-groove quantum wires

Benjamin Dwir, Elyahou Kapon, Alok Rudra

We have measured the temperature dependence of the conductance of long V-groove quantum wires fabricated using GaAs/AlGaAs heterostructures, in a wide temperature range (200 mK < T < 4.2 K). We find that for our quantum wires the Fermi velocity can be as l ...

2012

Magneto-optical properties of single site-controlled InGaAsN quantum wires grown on prepatterned GaAs substrates

Benjamin Dwir, Elyahou Kapon, Alok Rudra, Romain Carron, Pascal Gallo, Marco Felici

The properties of single site-controlled InGaAsN quantum wires (QWRs)-both untreated and irradiated with atomic hydrogen-are probed by micro-magnetophotoluminescence spectroscopy. The strong anisotropy of the diamagnetic shift measured for different orient ...

2012

Bound and anti-bound biexciton in site-controlled pyramidal GaInAs/GaAs quantum dots

Benjamin Dwir, Elyahou Kapon, Alok Rudra, Pascal Gallo, Clément William Tendaï Jarlov, Milan Calic

We present a detailed study of biexciton complexes formed in single, site-controlled pyramidal GaInAs/GaAs quantum dots (QDs). By using power dependent measurements and photon correlation spectroscopy, we identify the excitonic transitions of a large numbe ...

American Institute of Physics2012

Exciton confinement and trapping dynamics in double-graded-bandgap quantum nanowires

Elyahou Kapon, Alok Rudra, Pascal Gallo, Justyna Szeszko

We fabricate and study quantum dot structures incorporating quasi-one-dimensional excited states. The structures are realized by graded bandgap GaAs/AlGaAs quantum wires self-formed inside inverted tetrahedral pyramids. The ground state transitions exhibit ...

American Institute of Physics2012

Investigation of coherent acoustic phonons in terahertz quantum cascade laser structures using femtosecond pump-probe spectroscopy

Elyahou Kapon, Alok Rudra, Jérôme Faist, Pascal Gallo

The dynamics of acoustic vibrations in terahertz quantum cascade laser structures (THz-QCLs) is studied by means of femtosecond pump-probe spectroscopy. The phonon modes are characterized by the folding of the acoustic dispersion into an effective reduced ...

Amer Inst Physics2012

Reduced temperature sensitivity of the polarization properties of hydrogenated InGaAsN V-groove quantum wires

Benjamin Dwir, Elyahou Kapon, Alok Rudra, Romain Carron, Marco Felici

We investigated the effects of hydrogen irradiation on the degree of linear polarization, rho, of the light emitted by site-controlled, dilute-nitride InGaAsN V-groove quantum wires (QWRs). While in the as-grown sample the polarization of the QWR emission ...

American Institute of Physics2012

Page 4 sur 9