Benjamin Kögel

Showing 32 publications

2013

High-Speed 850 nm Quasi-Single Mode VCSELs for Extended Reach Optical Interconnects

Rashid Safaisini, Krzysztof Szczerba, Petter Westbergh et al
Journal of Optical Communications and Networking. Vol. 5 (7), p. 686-695
Journal article
2012

Integrated MEMS-tunable VCSELs for reconfigurable optical interconnects

Benjamin Kögel, P. Debernardi, Petter Westbergh et al
Proceedings of SPIE - The International Society for Optical Engineering. Vol. 8276, p. Article Number: 82760Q-
Paper in proceedings
2012

Integrated MEMS-Tunable VCSELs Using a Self-Aligned Reflow Process

Benjamin Kögel, P. Debernardi, Petter Westbergh et al
IEEE Journal of Quantum Electronics. Vol. 48 (2), p. 144-152
Journal article
2012

Mode-filtered semiconductor lasers enable longer-reach optical interconnects

Erik Haglund, Åsa Haglund, Petter Westbergh et al
SPIE Newsroom
Magazine article
2012

Impact of photon lifetime on thermal rollover in 850-nm high-speed VCSELs

P. P. Baveja, Benjamin Kögel, Petter Westbergh et al
Proceedings of SPIE - The International Society for Optical Engineering. Vol. 8276
Paper in proceedings
2012

Polarization investigation of a tunable high-speed short-wavelength bulk-micromachined MEMS-VCSEL

Hooman A. Davani, Benjamin Kögel, P. Debernardi et al
Proceedings of SPIE - The International Society for Optical Engineering. Vol. 8276, p. Art. no. 82760T-
Paper in proceedings
2012

High-speed 850 nm VCSELs with 28 GHz modulation bandwidth

Petter Westbergh, Rashid Safaisini, Erik Haglund et al
European Semiconductor Laser Workshop 2012
Conference contribution
2012

High-speed lasers for optical interconnects

Erik Haglund, Petter Westbergh, Rashid Safaisini et al
Swedish Optics and Photonics Days 2012
Conference poster
2012

Impact of device parameters on thermal performance of high speed oxide confined 850 nm VCSELs

Prashant Baveja, Benjamin Kögel, Petter Westbergh et al
IEEE Journal of Quantum Electronics. Vol. 48 (1), p. 17-26
Journal article
2012

High-speed tunable and fixed-wavelength VCSELs for short-reach optical links and interconnects

Anders Larsson, Johan Gustavsson, Åsa Haglund et al
Proceedings of SPIE - The International Society for Optical Engineering. Vol. 8276, p. Article Number: 82760H-
Paper in proceedings
2012

Reducing the spectral width of high speed oxide confined VCSELs using an integrated mode filter

Erik Haglund, Åsa Haglund, Johan Gustavsson et al
Proceedings of SPIE - The International Society for Optical Engineering. Vol. 8276, p. Article Number: 82760L-
Paper in proceedings
2012

25 Gbit/s transmission over 500 m multimode fibre using 850 nm VCSEL with integrated mode filter

Erik Haglund, Åsa Haglund, Petter Westbergh et al
Electronics Letters. Vol. 48 (9), p. 517-518
Journal article
2012

High speed VCSELs for optical interconnects

Anders Larsson, Johan Gustavsson, Åsa Haglund et al
Proc. 24th International Conference on Indium Phosphide and Related Materials, p. 269-272
Paper in proceedings
2012

High-speed 850 nm VCSELs with 28 GHz modulation bandwidth operating error-free up to 44 Gbit/s

Petter Westbergh, Rashid Safaisini, Erik Haglund et al
Electronics Letters. Vol. 48 (18), p. 1145-U178
Journal article
2011

High speed VCSELs for short reach communication

Petter Westbergh, Erik Haglund, Johan Gustavsson et al
European Semiconductor Laser Worshop 2011
Conference contribution
2011

Assessment of VCSEL thermal rollover mechanisms from measurements and empirical modeling

P. P. Baveja, Benjamin Kögel, Petter Westbergh et al
Optics Express. Vol. 19 (16), p. 15490-15505
Journal article
2011

Widely Electro Thermal Tunable Bulk-Micromachined MEMS-VCSEL Operating Around 850nm

Hooman A. Davani, Christian Grasse, Benjamin Kögel et al
Conference on Lasers and Electro-Optics/Pacific Rim, CLEOPR 2011; Sydney; Australia; 28 August 2011 through 1 September 2011, p. 32-34
Paper in proceedings
2011

Integrated MEMS-tunable VCSELs with high modulation bandwidth

Benjamin Kögel, Petter Westbergh, Åsa Haglund et al
Electronics Letters. Vol. 47 (13), p. 764-756
Journal article
2011

High speed VCSELs for short reach communication

Anders Larsson, Petter Westbergh, Johan Gustavsson et al
Semiconductor Science and Technology. Vol. 26 (1), p. 014017-1-5-
Journal article
2011

Impact of Photon Lifetime on High-Speed VCSEL Performance

Petter Westbergh, Johan Gustavsson, Benjamin Kögel et al
IEEE Journal on Selected Topics in Quantum Electronics. Vol. 17 (6), p. 1603-1613
Journal article
2011

Tuneable VCSEL aiming for the application in interconnects and short haul systems

Christian Gierl, Karolina Zogal, Sandro Jatta et al
Proceedings of SPIE - The International Society for Optical Engineering. Vol. 7959
Conference contribution
2011

Higher speed VCSELs by photon lifetime reduction

Petter Westbergh, Johan Gustavsson, Benjamin Kögel et al
Proceedings of SPIE - The International Society for Optical Engineering. Vol. 7952
Conference contribution
2011

Singlemode tunable VCSELs with integrated MEMS technology

Benjamin Kögel, P. Debernardi, Petter Westbergh et al
European Conference on Laser and Electro-Optics (CLEO/Europe)
Paper in proceedings
2011

Low Spectral Width High-Speed VCSELs

Erik Haglund, Åsa Haglund, Petter Westbergh et al
International Nano-Optoelectronic Workshop (iNOW)
Conference poster
2010

Widely tunable high-speed bulk-micromachined short-wavelength MEMS-VCSEL

Hooman A. Davani, Christian Grasse, Benjamin Kögel et al
Semiconductor Laser Conference (ISLC), 2010 22nd IEEE International, p. 9-10
Paper in proceedings
2010

40 Gbit/s error-free operation of oxide-confined 850 nm VCSEL

Petter Westbergh, Johan Gustavsson, Benjamin Kögel et al
Electronics Letters. Vol. 46 (14), p. 1014-1015
Journal article
2010

Spectral and modulation properties of a largely tunable MEMS-VCSEL in view of gas phase spectroscopy applications

Stephane Schilt, Karolina Zogal, Benjamin Kögel et al
Applied Physics B: Lasers and Optics. Vol. 100 (2), p. 321-329
Journal article
2010

Integrated Tunable VCSELs With Simple MEMS Technology

Benjamin Kögel, Amin Abbaszadehbanaeiyan, Petter Westbergh et al
Semiconductor Laser Conference (ISLC), 2010 22nd IEEE International
Paper in proceedings
2010

Speed enhancement of VCSELs by photon lifetime reduction

Petter Westbergh, Johan Gustavsson, Benjamin Kögel et al
Electronics Letters. Vol. 46 (13), p. 938-940
Journal article
2010

850 nm VCSEL Operating Error-Free at 40 Gbit/s

Petter Westbergh, Johan Gustavsson, Benjamin Kögel et al
Semiconductor Laser Conference (ISLC), 2010 22nd IEEE International, p. 154 - 155
Paper in proceedings
2009

Widely tuneable micromachined VCSELs – new results

Peter Meissner, Benjamin Kögel, Katarina Zogal et al
10th Chitose International Forum on Photonics Science and Technology
Conference contribution
2009

Short-wavelength tunable VCSELs

Benjamin Kögel, Petter Westbergh, Johan Gustavsson et al
European Semiconductor Laser Workshop (ESLW)
Conference contribution

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