Flexible, Simple Graphene Raises Phototransistor Efficiency
An Ultra-high Photoresponsive & Transparent Graphene Hybrid Phototransistor for Optoelectronic Applications
Tags: The University of Hong Kong, Hong Kong, Consumer Goods & Services, Healthcare & Lifesciences
The invention, a graphene hybrid phototransistor, offers ultra-high photoresponsivity (>70,000AW-1) within the visible range, enhancing optoelectronic devices' efficiency. Its spectral selectivity and photoabsorption properties are tunable, promising flexibility in applications. The technology is transparent, flexible, and boasts a simple, low-cost fabrication process. It's ideal for interactive displays, flexible optoelectronics, and various image, biomedical and optical sensors, marking a significant advancement in the field.
IP Type or Form Factor: Patent Pending; Material
TRL: 4 - minimum viable product built in lab
Industry or Tech Area: Home Appliances & Consumer Electronics; Medical Devices
![An Ultra-high Photoresponsive & Transparent Graphene Hybrid Phototransistor for Optoelectronic Applications](https://substackcdn.com/image/fetch/w_720,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Ffd5bc30a-13f2-450d-bf29-40f44bdab76d_1024x1024.jpeg)
![An Ultra-high Photoresponsive & Transparent Graphene Hybrid Phototransistor for Optoelectronic Applications](https://substackcdn.com/image/fetch/w_720,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F5b4e4bf1-f16e-4184-971c-900802ed7d7e_477x352.png)
![An Ultra-high Photoresponsive & Transparent Graphene Hybrid Phototransistor for Optoelectronic Applications](https://substackcdn.com/image/fetch/w_720,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2F82444c9c-40ca-49be-8106-61a9dd14d81f_474x365.png)
![An Ultra-high Photoresponsive & Transparent Graphene Hybrid Phototransistor for Optoelectronic Applications](https://substackcdn.com/image/fetch/w_720,c_limit,f_auto,q_auto:good,fl_progressive:steep/https%3A%2F%2Fsubstack-post-media.s3.amazonaws.com%2Fpublic%2Fimages%2Fa61f941e-897c-4388-97d5-c0d72537266a_460x394.png)