In this study, we demonstrated a high-resolution method for doubling the spatial frequency of lines and dots of structures defined…
A commercially-available scanning-helium-ion microscope of high source brightness [1] has been modified for operation with neon gas. This neon system…
Photovoltaic cells containing nanoscale phase separated mixtures of a poly(thiophene) donor and a fullerene acceptor in the active layer have…
J-aggregates, which are self-assembling molecular nanostructures [1] , have unique optical properties resulting from coherent coupling of their molecular components….
Transformation of solar energy into chemical fuels is an attractive energy conversion transformation to address the intermittency of power generation…
The scaling of MOSFETs in recent years has pushed the gate length down to less than 20 nanometers. Further gate…
Front-end integration of III-V compound semiconductor devices with Si metal-oxide-semiconductor (MOS) technology requires the development of commercially viable engineered substrates…
We are developing materials for thermoelectric and thermophotovoltaics applications. Our objective is to develop III-V and/or IV superlattices with low…
Monolithic integration of III-V devices with Si CMOS technology allows us to combine the unique capabilities of III-V devices with…
Photovoltaics and sustainability have received a lot of attention lately. We seek a tandem photovoltaic device using silicon as both…
Protective coatings that prevent the ingress of water into electronic devices fabricated on flexible plastic substrates are essential to extend…
The development of biosensors is considered a focal subject for clinical applications. The main efforts are being addressed towards in-vivo…
Hexagonal boron nitride (hBN) is very attractive for a variety of applications, particularly as deep ultraviolet emitter, transparent membrane, dielectric…
There exists great interest in the utilization of the human body as a possible power supply for running such electronics…
We are studying BiFeO3/CoFe2O4 oxide composite thin films, which have the remarkable characteristic of self-assembling into vertical nanostructures during their…
Self-organized macromolecular materials can provide an alternative pathway to conventional lithography for the fabrication of devices on the nanometer scale….
Magnetic metal nanoparticle arrays have attracted considerable interest for applications in patterned magnetic recording media as well as catalyst arrays…
Vapor deposited thin films are rarely stable, so that when they are heated to temperatures at which atomic diffusivities are…
Combustion of fossil fuels, essential for electricity generation and vehicular propulsion, is generally incomplete, leading to harmful NOx, CO, and…
Detection of high-energy radiation (e.g., γ-rays) is key in nuclear non-proliferation strategies. When a wide-band gap semiconductor detector intercepts a…
Gas sensors are essential in the monitoring, control, and reduction of harmful emissions in the environment [1] . Conductometric gas…
The mechanism of critical heat flux (CHF) is commonly attributed to two limits during boiling behavior: 1) the hydrodynamic limit…
Superconducting nanowire single-photon detectors (SNSPDs) [1] perform single-photon counting in the near‑infrared with outstanding performance. The main limitations of standard…
Templated self-assembly of block copolymer, based on topographic templates defined by electron-beam lithography (EBL), is an attractive candidate for next…
Semiconductor quantum dots (QDs) are electronically-quantized systems with promising applications in optoelectronic devices [1] . A key aspect of such…
Exciton transport is universal in every kind of organic optoelectronic devices – including organic light-emitting diodes (OLEDs) and organic solar…
Photolithography’s accuracy and scalability have made it the method for sub-micron-scale definition of single-crystal semiconductor devices for over half a…