Ultralow threshold optical gain enabled by quantum rings of inverted type-I CdS/CdSe core/crown nanoplatelets in the blue

• Main Authors: Delikanli, Savas, Isik, Furkan, Shabani, Farzan, Baruj, Hamed Dehghanpour, Taghipour, Nima, Demir, Hilmi Volkan
• Other Authors: School of Electrical and Electronic Engineering
• Format: Article
• Language: English
• Published: 2021
• Subjects: Science::Physics; Amplified Spontaneous Emission; Blue Optical Gain
• Online Access: https://hdl.handle.net/10356/148384
• Institution: Nanyang Technological University

Achieving low-threshold optical gain for solution-processed materials is crucial for their real-life applications and deployment as gain media. However, the realization of low gain threshold in the blue region has shown to be technically an extremely challenging task using colloidal nanocrystals as...