Enhanced Device Performance via Interface Engineering in Polymer-based Optoelectronic Devices

Interface investigation and engineering – achieving high performance polymer photovoltaic devices†‡

The contact between the polymer active layer and the electrode is one the most critical interfaces in polymer solar cells. In this article, we report the progress of interface engineering in polymer solar cell research, where the multiple functions of the interfacial materials will be discussed. The vertical composition profile in polymer:fullerene blends is an emerging topic, and the interlaye...

CMOS-Based Optoelectronic On-Chip Neural Interface Device

On-chip neural interface devices based on CMOS image sensor technology are proposed and demonstrated. The devices were designed with target applications to optogenetics in bioscience. Multifunctional CMOS image sensors equipped with an addressable on-chip electrode array were integrated with a functional interface chip that contained embedded GaInN light emitting diodes (LEDs) and electrodes to...

Probing the electrode-polymer interface in conjugated polymer devices with surface-enhanced Raman scattering

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Hybrid Polyfluorene-Based Optoelectronic Devices

Interface engineering for high performance graphene electronic devices

A decade after the discovery of graphene flakes, exfoliated from graphite, we have now secured large scale and high quality graphene film growth technology via a chemical vapor deposition (CVD) method. With the establishment of mass production of graphene using CVD, practical applications of graphene to electronic devices have gained an enormous amount of attention. However, several issues aris...