Choe, Hochull; Lee, Duk Hee; Seo, Il Won; Kim, Hee Dae - In: Renewable and Sustainable Energy Reviews 26 (2013) C, pp. 492-505
The goal of this work is to understand the structure and characteristics of technological knowledge flows between countries, institutions, and technology fields in the field of organic photovoltaic cells. This study was conducted in three stages: data collection, network creation, and network...