While boasting high performances and long lifetimes, the associated fabrication and materials costs of established infrared (IR) technologies (such as…
J-aggregates are aggregates of organic molecules whose optical properties are characterized by a red-shifted, narrowed absorption band and a larger…
Quantum-dot light-emitting diodes (QD-LEDs), which capitalize on the excellent color saturation and high photoluminescence efficiencies offered by quantum dots (QDs),…
Hybrid structures consisting of colloidal quantum dots (QDs) and organic semiconducting materials have attracted a great deal of interest for…
Optical computing has the potential to create a paradigm shift in the way information is transmitted and manipulated by creating…
Patterned templates can guide the self-assembly of nanoparticles into ordered arrays. Our motivation in pursuing templated self-assembly is to develop…
The recent development of a hybrid organic/colloidal quantum dot light emitting device (QD-LED) consisting of a single monolayer of quantum…
Standard photolithography-based methods for fabricating micro-electromechanical systems (MEMS) present several drawbacks including incompatibility with flexible substrates and limitations to wafer-sized…
Organic light-emitting diodes (OLEDs) and other optoelectronic applications employ molecular organic solids due to their high luminance, efficiency, and contrast…
Splitting water into molecular oxygen and molecular hydrogen is a compelling strategy for clean energy storage. In order to achieve…
Silicon has been the material of choice for large-scale photovoltaics manufacturing due to cost and existing infrastructure and knowledge. Enhancements to…
Solar cells based on nanocrystalline quantum dots (QDs) offer a promising solution-processable alternative to conventional photovoltaic technologies. In particular, with…
We fabricate PbS colloidal quantum-dot (QD)-based solar cells using a fullerene derivative as the electron transporting layer (ETL). A thiol…
Figure 1: a) The C-V characteristic of devices with PTCBI/C60 and without organic layer, and b) energy-band diagram and chemical…
Physical properties of organic and organic/inorganic nanocrystal composite thin films and structures, and development of nanostructured electronic and optoelectronic devices.