Precise length definition of active GaAs-based optoelectronic devices for low-loss silicon photonics integration

2020 ◽  
Vol 45 (4) ◽  
pp. 943
Author(s):  
Heidi Tuorila ◽  
Jukka Viheriälä ◽  
Nouman Zia ◽  
Matteo Cherchi ◽  
Mikko Harjanne ◽  
...  

Semiconductor particles in the range of 2-10 nm are known as quantum dots (QDs) and nano-crystals where in all the three spatial dimensions, excitons are confined. Because of very small size and special electronic properties, QDs are expected to be building blocks of many electronic and optoelectronic devices. These particles possess tunable quantum efficiency, continuous absorption spectra, narrow emission and long term photostability. These are important for various biomedical applications. In this chapter definition of semiconductor QDs, their methods of preparation and characterization along with their properties and applications have been discussed.


Author(s):  
Shankar Kumar Selvaraja ◽  
Peter De Heyn ◽  
Gustaf Winroth ◽  
Patrick Ong ◽  
Guy Lepage ◽  
...  

2020 ◽  
Vol 45 (7) ◽  
pp. 2095
Author(s):  
Yuriko Maegami ◽  
Makoto Okano ◽  
Guangwei Cong ◽  
Keijiro Suzuki ◽  
Morifumi Ohno ◽  
...  

Author(s):  
Maziar M. Naiini ◽  
Christoph Henkel ◽  
Gunnar B. Malm ◽  
Mikael Ostling

Author(s):  
Papichaya Chaisakul ◽  
Delphine Marris-Morini ◽  
Mohamed-Said Rouifed ◽  
Giovanni Isella ◽  
Daniel Chrastina ◽  
...  

2020 ◽  
Vol 38 (2) ◽  
pp. 233-239 ◽  
Author(s):  
Keijiro Suzuki ◽  
Ryotaro Konoike ◽  
Satoshi Suda ◽  
Hiroyuki Matsuura ◽  
Shu Namiki ◽  
...  

Author(s):  
Arpan Deyasi ◽  
Pampa Debnath ◽  
Siddhartha Bhattacharyya

Microwave photonics is the arena of research in the 21st century due to ever-increasing ultra-large bandwidth and the meticulous availability of data with very low cost. In this context, conventional optoelectronic devices are replaced by novel photonic counterparts, both in transreceiver design as well as devices and systems. The major objective of this replacement is to reduce noise by means of lower scattering, where photons are only responsible for propagation of electromagnetic wave. With introduction of novel materials, low-loss communication system can now be designed at beyond THz range, mainly due to the physical realization of electromagnetic bandgap structure. This chapter is extended towards plasmonics with the intension of making sensors for beyond THz applications.


2016 ◽  
Vol 28 (22) ◽  
pp. 2533-2536 ◽  
Author(s):  
Qing Fang ◽  
Junfeng Song ◽  
Xianshu Luo ◽  
Xiaoguang Tu ◽  
Lianxi Jia ◽  
...  
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