Category: Photonic Devices

25 Jan

Scientific paper on polymer waveguide fabrication from Kyushu University

Samco 2017 Customer, Photonic Devices, Samco Customer Publication, Si Etch, Silicon/Dielectrics Etch

Low driving voltage Mach-Zehnder interference modulator constructed from an electro-optic polymer on ultra-thin silicon with a broadband operation

HIROMU SATO1, HIROKI MIURA1 FENG QIU2 ANDREW M. SPRING2, TSUBASA KASHINO3, TAKAMASA KIKUCHI3, MASAAKI OZAWA3, HIDEYUKI NAWATA3, KEISUKE ODOI3, SHIYOSHI YOKOYAMA1,2
1 Department of Molecular and Material Sciences, Kyushu University, 6-1 Kasuga-koen Kasuga-city, Fukuoka 816-8580, Japan
2 Institute for Materials Chemistry and Engineering, Kyushu University, 6-1 Kasuga-koen Kasuga-city, Fukuoka 816-8580, Japan
3 Nissan Chemical Industries LTD. 488-6 Suzumi-cho, Funabashi, Chiba 274-0052, Japan
Optics Express Vol. 25, Issue 2, pp. 768-775 (2017)

An electro-optic (EO) polymer waveguide using an ultra-thin silicon hybrid was fabricated. A 50 nm-thick silicon layer was deposited on SiO2 substrates using Samco plasma CVD system, PD-220NL. Then, the silicon layer was patterned as the Mach-Zehnder interferometer using Samco deep silicon plasma etching system, RIE-400iPB.

For more details of our silicon etching process capabilities, please visit the process data page below.
Silicon Plasma Etching Data

silicon plasma etching

10 Nov

Scientific Paper on Polymer Waveguide Modulator Fabrication Using TiO2 Plasma Etching from Kyushu University Team

Samco 2016 Customer, Other Materials Etch, Photonic Devices, Samco Customer Publication, TiO2 Etch

An electro-optic polymer-cladded TiO2 waveguide modulator

Feng Qiu1 Hiroki Miura2, Andrew M. Spring1, Jianxun Hong1, Daisuke Maeda3, Masa-aki Ozawa3, Keisuke Odoi3 and Shiyoshi Yokoyama1,2
1 Institute for Materials Chemistry and Engineering, Kyushu University, 6-1 Kasuga-koen Kasuga-city, Fukuoka 816-8580, Japan
2 Department of Molecular and Material Sciences, Kyushu University, 6-1 Kasuga-koen Kasuga-city, Fukuoka 816-8580, Japan
3 Nissan Chemical Industries, Ltd., 2-10-1 Tuboi Nishi, Funabashi, Chiba 274-8507, Japan
Appl. Phys. Lett. (2016) 109, 173301

TiO2 Periodic Table

Waveguide modulator device using organic electro-optic (EO) materials was studied in this research. Samco ICP plasma etcher was used for slot structure formation for TiO2 plasma etching in fluorine chemistry during device fabrication.

06 Sep

Scientific Paper on Plasmonic Array with Mesoporous Silica Layer Fabrication by Kyoto University

Samco 2016 Customer, Photonic Devices, Si DRIE, Silicon/Dielectrics Etch

Mesoporous silica layer on plasmonic array: light trapping in a layer with a variable index of refraction

Shunsuke Murai1, 2, Hiroyuki Sakamoto1, Koji Fujita1, and Katsuhisa Tanaka1
1 Department of Material Chemistry, Graduate School of Engineering, Kyoto University, Katsura, Nishikyo-ku, Kyoto, 615-8510, Japan
2 PRESTO, Japan Science and Technology Agency (JST), Kawaguchi, Saitama 332-0012, Japan
Optical Materials Express Vol. 6, Issue 9, pp. 2736-2744 (2016) doi: 10.1364/OME.6.002736

Plasmonic array was fabricated using nanoimprint technology. First, silicon mold consisting of a periodic square array was fabricated using silicon deep etching. Samco silicon DRIE system at Kyoto University was used for the mold fabrication. Then, Samco ICP etch system was used for pattern transfer by aluminum dry etching over photoresist pattern fabricated by the nanoimprint process.

10 Aug

Scientific Paper on GaAs-based Phase-modulating Lasers

Samco 2016 Customer, Compound Semiconductor Etching, GaAs Etch, Photonic Devices, Samco Customer Publication

Phase-modulating lasers toward on-chip integration

Yoshitaka Kurosaka, Kazuyoshi Hirose, Takahiro Sugiyama, Yu Takiguchi & Yoshiro Nomoto
Central Research Laboratory, Hamamatsu Photonics K.K., Shizuoka 434-8601, Japan.
Scientific Reports 6, Article number: 30138 (2016)
doi:10.1038/srep30138

Samco Load-lock ICP-RIE System was used for GaAs-based hole array fabrication in dry etching for phase-modulating laser fabrication.

gaas plasma etching

For our process examples and capabilities of GaAs plasma etching, please visit the process data page below.
GaAs Plasma Etching Process (ICP-RIE)

25 Apr

Scientific Paper on Hybrid Silicon/Polymer Ring Resonator Fabrication from Kyushu University Team

Samco 2016 Customer, Photonic Devices, Samco Customer Publication, Si DRIE, Silicon/Dielectrics Etch

Athermal Hybrid Silicon/Polymer Ring Resonator Electro-optic Modulator

Feng Qiu1, Andrew M. Spring1, Hiroki Miura2, Daisuke Maeda3, Masa-aki Ozawa3, Keisuke Odoi3, and Shiyoshi Yokoyama1, 2
1 Institute for Materials Chemistry and Engineering, Kyushu University, 6-1 Kasuga-koen Kasuga-city, Fukuoka 816-8580, Japan
2 Department of Molecular and Material Sciences, Kyushu University, 6-1 Kasuga-koen Kasuga-city, Fukuoka 816-8580, Japan
3 Nissan Chemical Industries, LTD, 2-10-1 Tuboi Nishi, Funabashi, Chiba 274-8507, Japan
ACS Photonics
DOI: 10.1021/acsphotonics.5b00695

Silicon plasma etching was performed using Samco silicon DRIE system to fabricate a hybrid silicon/polymer ring resonator electro-optic (EO) modulator.
For our process examples of silicon plasma etching, please visit process data page below.
Si Dry Etching Process (RIE, ICP-RIE or XeF2 Etch)
Deep Silicon Trench/Via Hole Etching using Bosch Process
Si DRIE (Deep Reactive Ion Etching) for MEMS and TSV

07 Jan

Scientific Paper on Microdisc Fabrication from Tamkang University, Taiwan

Samco 2016 Customer, Photonic Devices, Samco Customer Publication, Silicon/Dielectrics Etch, SiNx Etch, SiO2 Etch

Photonic nanojet induced modes generated by a chain of dielectric microdisks

Cheng-Yang Liu, Chun-Ci Li
Department of Mechanical and Electro-Mechanical Engineering, Tamkang University, New Taipei City, Taiwan
Optik – International Journal for Light and Electron Optics (2016) 127, 1, pp 267–27

Samco Reactive Ion Etching (RIE) system was used for dielectric layer etching to fabricate a microdisc device.

19 Nov

Scientific Paper on GaAs Quantum Heterostructure From Columbia University Team

Samco 2015 Customer, AlGaAs Etch, Compound Semiconductor Etching, GaAs Etch, Photonic Devices, Samco Customer Publication

Fabrication of artificial graphene in a GaAs quantum heterostructure

Diego Scarabelli, Sheng Wang, Aron Pinczuk, and Shalom J. Wind
Department of Applied Physics and Applied Mathematics, Columbia University, 500 W. 120th St., Mudd 200, MC 4701, New York, New York 10027
Yuliya Y. Kuznetsova
Department of Physics, Columbia University, 538 W. 120th St., 704 Pupin Hall MC 5255, New York, New York 10027
Loren N. Pfeiffer and Ken West
Department of Electrical Engineering, Princeton University, Olden Street, Princeton, New Jersey 08544
Geoff C. Gardner and Michael J. Manfra
Department of Physics and Astronomy, and School of Materials Engineering, and School of Electrical and Computer Engineering, Purdue University, 525 Northwestern Avenue, West Lafayette, Indiana 47907
Vittorio Pellegrini
Graphene Labs, Istituto Italiano di Tecnologia, Via Morego 30, I-16163 Genova, Italy and NEST,
Istituto Nanoscienze-CNR and Scuola Normale Superiore, Piazza San Silvestro 12, I-56127 Pisa, Italy
Journal of Vacuum Science & Technology B 33, 06FG03 (2015); doi: 10.1116/1.4932672

SAMCO ICP Etch System at Princeton University was used for anisotropic plasma etching of GaAs/AlGaAs to fabricate vertical quantum hetero-structures.

Periodic Table GaAs

For our process capabilities of GaAs dry etching, please visit the process data page below.
GaAs Dry Etching Process (ICP-RIE)

22 Jul

Scientific Paper on Light Emitting Transistor Fabrication by Waseda University Team

Samco 2015 Customer, Other Materials Etch, Photonic Devices, Resist, Samco Customer Publication

Ambipolar light-emitting organic single-crystal transistors with a grating resonator

Kenichi Maruyama1, Kosuke Sawabe2, Tomo Sakanoue1, Jinpeng Li1, Wataru Takahashi1, Shu Hotta3, Yoshihiro Iwasa4 & Taishi Takenobu1
1Department of Applied Physics, Graduate School of Advanced Science and Engineering, Waseda University, Tokyo 169-8555, Japan.
2Department of Physics, Graduate School of Science, Tohoku University, Sendai 980-8578, Japan.
3Faculty of Materials Science and Engineering Kyoto Institute of Technology, Kyoto 606-8585, Japan.
4Quantum-Phase Electronics Center and Department of Applied Physics, The University of Tokyo, Tokyo 113-8656, Japan, RIKEN Center for Emergent Matter Science (CEMS), Wako 351-0198, Japan.
Scientific Reports 5, Article number: 10221 (2015)
doi:10.1038/srep10221

Samco ICP etcher was used for dry etching of UV-curable resist and α,ω-bis(biphenylyl)terthiophene (BP3T) single-crystal in UV-nanoimprint lithography process for electrically driven organic laser fabrication.

16 Jun

Scientific Paper on Silicon Waveguide and THz Antenna Fabrication by Swinburne Univ. of Technology, Australia

Samco 2015 Customer, Photonic Devices, Samco Customer Publication, Si Etch, Silicon/Dielectrics Etch

High precision fabrication of antennas and sensors

A. Balcytis1,2,3, G. Seniutinas1,2, D. Urbonas1,3, M. Gabalis3 K. Vaskevicius3, R. Petruskevicius3, G. Molis4, G. Valusis5 and S. Juodkazis1,2
1 Centre for Micro-Photonics and Industrial Research Institute Swinburne, Faculty of Engineering and Industrial Sciences, Swinburne University of Technology, Hawthorn, VIC 3122, Australia
2 Melbourne Centre for Nanofabrication, 151 Wellington Road, Clayton, VIC 3168, Australia
3 Institute of Physics, Center for Physical Sciences and Technology, 231 Savanoriu Avenue, LT-02300 Vilnius, Lithuania
4 Teravil Ltd, Vilnius, LT 01108, Lithuania
5 Semiconductor Physics Institute, Center for Physical Science and Technology, 11 A. Gostauto st., LT01108 Vilnius, Lithuania
Proc. SPIE 9446, Ninth International Symposium on Precision Engineering Measurement and Instrumentation, 94461G (March 6, 2015); doi:10.1117/12.2180814

Silicon Periodic Table

SOI waveguide was fabricated using Samco ICP etch system for plasma etching of silicon against Cr mask.
For our process examples of silicon plasma etching, please visit the page below.
Si Dry Etching Process (RIE, ICP-RIE or XeF2 Etch)

07 Mar

Scientific Paper on Ring Resonator Fabrication Using SiN PECVD by Kyushu University

Samco 2015 Customer, Photonic Devices, Samco Customer Publication, Silicon/Dielectrics PECVD, SiNx PECVD

Athermal and High-Q Hybrid TiO2–Si3N4 Ring Resonator via an Etching-Free Fabrication Technique

Feng Qiu, Andrew M. Spring, and Shiyoshi Yokoyama*
Institute for Materials Chemistry and Engineering, Kyushu University, 6-1 Kasuga-koen Kasuga-city, Fukuoka, 816-8580, Japan
ACS Photonics (2015) 2, 3 pp 405–409

Samco PECVD system was used for Si3N4 deposition to fabricate a ring resonator.

Periodic Table SiN

For more details of our SiNx PECVD process capabilities, please visit the page below.
SiNx PECVD Process