Active Nanophotonics
Volume 108, Issue 5 | May 2020
Guest Editors:
Special Issue Papers
Scanning the Issue
By A. Alù, H. V. Demir, and C. Jagadish
Active Nanophotonics
By A. Krasnok and A. Alù
This article reviews recent efforts in enabling active nanophotonic devices for lasing and optical sources, loss compensation, and to realize new optical functionalities at the nanoscale.
Two-Dimensional CdSe-Based Nanoplatelets: Their Heterostructures, Doping, Photophysical Properties, and Applications
By M. Sharma, S. Delikanli, and H. V. Demir
This article reviews the use of quasi-2-D CdSe-based col- loidal quantum wells (nanoplatelets), covering their heterostructures, doping opportunities, and extraordinary photophysical properties, and extending the review to their applications in light-emitting diodes, lasers, and luminescent solar concentrators.
Optical Properties and Light-Emission Device Applications of 2-D Layered Semiconductors
By Y. Li, H. Sun, L. Gan, J. Zhang, J. Feng, D. Zhang, and C.-Z. Ning
This article reviews the use of 2-D layered semiconductors for light emission, optical gain, lasing, and enhanced resonances for nanophotonic applications.
Colloidal Plasmonics for Active Nanophotonics
By S. V. Gaponenko and D. V. Guzatov
This article reviews the use of plasmonic materials to confine light at the nanoscale and enable sensors and light-emitting and photovoltaic devices.
Integrated, Portable, Tunable, and Coherent Terahertz Sources and Sensitive Detectors Based on Layered Superconductors
By K. Delfanazari, R. A. Klemm, H. J. Joyce, D. A. Ritchie, and K. Kadowaki
This article reviews the use of stacks of intrinsic Josephson junctions as terahertz sources, with applications for spectroscopy, imaging, and tomography.
Physical Limits of NanoLEDs and Nanolasers for Optical Communications
By B. Romeira and A. Fiore
This article reviews nanoscale light sources for low-energy, high-density optical communication and sensing systems, comparing nano-light- emitting diodes and nanolasers, and examining their limits in performance as their size scales down.
Active and Tunable Nanophotonics With Dielectric Nanoantennas
By R. Paniagua-Domínguez, S. T. Ha, and A. I. Kuznetsov
This article reviews dielectric nanoantenna arrays to realize tunable and reconfigurable light manipulation, emission, and lasing.
Structured Semiconductor Interfaces: Active Functionality on Light Manipulation
By Y.-W. Huang, H.-X. Xu, S. Sun, Y. Wu, Z. Wang, S. Xiao, W. X. Jiang, T. J. Cui, D. P. Tsai, and C.-W. Qiu
This article presents tunable and reconfigurable metasur- faces based on semiconductor nanoparticles, discussing their potential impact in interface-based nanophotonics.
Lattice Resonances in Optical Metasurfaces With Gain and Loss
By R. Kolkowski and A. F. Koenderink
This article reviews the optical response of arrays of active scatterers to realize light-emitting metasurfaces with tailored emission properties and light-shaping functionalities.
Experimental Investigation of Lasing Modes in Double-Lattice Photonic-Crystal Resonators and Introduction of In-Plane Heterostructures
By M. Yoshida, M. Kawasaki, M. De Zoysa, K. Ishizaki, T. Inoue, Y. Tanaka, R. Hatsuda, and S. Noda
This article reports on light-emitting arrays of nanostruc- tures to implement photonic-crystal surface-emitting lasers supporting large-area coherent lasing.
Electrically Pumped Microring Parity-Time-Symmetric Lasers
By W. E. Hayenga, H. Garcia-Gracia, E. Sanchez Cristobal, M. Parto, H. Hodaei, P. LiKamWa, D. N. Christodoulides, and M. Khajavikhan
This article presents the design and implementation of nanoscale electrically pumped lasers based on microring resonators obeying parity-time symmetry, offering ideal properties for active nanophotonic appli- cations.
Topological Nanophotonics: Toward Robust Quantum Circuits
By A. Blanco-Redondo
This article reviews the field of topological photonics and its relevance for quantum photonic networks and systems.
Point of View
DC Is the Future
By N. Ertugrul and D. Abbott
