Figure 4
From: Inorganic semiconductor nanomaterials for flexible and stretchable bio-integrated electronics

Flexible and stretchable electronic and optoelectronic devices. (a) Single crystal silicon transistors and wireless communication components on a flexible substrate. Reprinted with permission from Fan et al.68 Copyright 2010 WILEY-VCH. (b) Array of microscale, InGaN LEDs on a plastic sheet. Reprinted with permission from Kim et al.79 Copyright 2011 National Academy of Sciences. (c) High efficiency GaAs photovoltaic cells on a flexible substrate wrapped around a glass cylinder. Reprinted with permission from Yoon et al.45 Copyright 2010 Nature Publishing Group. (d) Hemispherical photodiode array for an electronic eye camera. Reprinted with permission from Ko et al.80 Copyright 2008 Nature Publishing Group. (e) Multiplexed photodetector array using CdSe and Ge/Si NWs for optoelectronic and electronic components, respectively. Reprinted with permission from Fan et al.81 Copyright 2008 National Academy of Sciences. (f) Pressure sensor array as a touch sensor, using nanowire multiplexing circuits. Reprinted with permission from Takei et al.82 Copyright 2010 Nature Publishing Group.