Over the last decade, quantum information experiments with trapped ions have demonstrated essential steps towards quantum computing and quantum simulation…
Superconducting nanowire avalanche photodetectors (SNAPs) [1] are based on a parallel architecture that performs single-photon counting with higher signal-to-noise ratio…
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…
In this work we propose a particle agglomeration model for CMP, to understand the creation and behavior of agglomerated slurry…
Solar cells based on lead sulfide colloidal quantum dots (PbS QDs) have demonstrated recent improvements in both efficiency and stability…
The low energy density of solar illumination necessitates deployment of solar technologies over large surface areas in order to capture…
Colloidal quantum-dot light-emitting diodes (QD-LEDs) combine the thin film processability of organic materials with the tunable optical properties conferred by…
The non-destructive chemical mapping of surfaces with single-molecule sensitivity and sub-5-nm lateral resolution is an extraordinary challenge. Optical techniques such…
The scaling of MOSFETs in recent years has pushed the gate length down to less than 20 nanometers. Further gate…
Achieving a sharp subthreshold swing is crucial to enable the supply voltage scaling that is necessary for reducing power consumption…
As process technology scales, the importance of material and architectural innovation for interconnect performance will continue to increase. Graphene has…
Using suspended nanochannel resonators (SNRs), we demonstrate measurements of mass in solution with a resolution of 27 ag in a…
The formation of organic molecular nano-crystals is a topic of great interest in the pharmaceutical industry because of the potential…
The high-frequency performance of Ga-face AlxGa1–xN/GaN high electron mobility transistors (HEMTs) has rapidly increased in recent years, enabling use of…
Thanks to its all-surface 2D structure combined with a very high carrier mobility, graphene is a very promising candidate for…
Graphene is a one-atom-thick layer of carbon atoms arranged in a honeycomb lattice through sp2 bonding [1] . Considered for…
Carbon nanotubes (CNTs) are excellent heat spreaders for packaging electronic/photonic devices due to their high thermal conductivity and good mechanical…
We are studying BiFeO3/CoFe2O4 oxide composite thin films, which have the remarkable characteristic of self-assembling into vertical nanostructures during their…
We are interested in using ferromagnetic materials to engineer more energy-efficient transistors and logic gates. Transistors today are limited by…
Self-organized macromolecular materials can provide an alternative pathway to conventional lithography for the fabrication of devices on the nanometer scale….
Block copolymer self-assembly on nanolithographically-defined templates has great potential in fabricating patterned media and devices at the nanometer scale. Current…
The success of nanoparticles (NPs)-based devices requires reliable fabrication methods for well-defined, defect-free self-assembled NP structures. NP self-assembly is a…
Many domain wall (DW) devices require the presence of multiple DWs, each of which may need to be independently controlled…
Magnetic metal nanoparticle arrays have attracted considerable interest for applications in patterned magnetic recording media as well as catalyst arrays…
Material properties are defined not only by the composition, but by structure as well. Such materials are suited for use…
Vapor deposited thin films are rarely stable, so that when they are heated to temperatures at which atomic diffusivities are…
Improvements in electrochemical devices for energy storage (Li-based batteries and ultracapacitors), and capacitive deionization are being aggressively investigated. There are…
Capacitors have attracted considerable attention due to their potential as an energy buffer in a hybrid energy system. Improvement of…
Gas sensors are essential in the monitoring, control, and reduction of harmful emissions in the environment [1] . Conductometric gas…
Field Emitter Arrays (FEAs) are excellent cold cathodes, but they have not found widespread adoption in demanding device applications because…
This project aims to develop the technology for field-enabled low-power portable vacuum sources that can be made cheaply and reliably,…
There is a need for microscale vacuum pumps that can be readily integrated with other MEMS and electronic components at…
A near-ultraviolet (UV) sensor based on zinc oxide (ZnO) nanowires (NWs) that is sensitive to photo excitation at or below…
An electrospray emitter ionizes polar liquids using high electrostatic fields. The electric field produces suction on the free surface (meniscus)…
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…
Luneburg lens is a gradient index (GRIN) element [1] known to produce diffraction-limited focus at the lens edge opposite to…
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…
In recent years there has been significant interest in broadband, omnidirectional antireflection (AR) nanostructures that minimize Fresnel reflection due to…
Selective detection of explosive compounds is critical for national defense and homeland security. Nitroaromatic compounds pose a particular threat; 2,4,6-trinitrotoluene…
Carbon nanotube (CNT) composites are promising new materials for structural applications thanks to their mechanical and multifunctional properties. We have…
We integrated ultra-porous (99% porous) elements composed of nanoporous forests of vertically aligned carbon nanotubes (VACNTs) in MEMS, demonstrating their…
Characterization of thin film layered materials is critical for many MEMS devices. Residual stresses from production determine both final shape…
The recent development of “low power” (10s-100s of μW) sensing and data transmission devices, as well as protocols with which…
Vertically-aligned carbon nanotube (CNT) arrays are grown on a moving substrate, demonstrating continuous growth of nanoscale materials with long-range order….
Catastrophic structural failures are the cause of many physical and personal losses, with prevention estimated at billions of dollars in…
This work focuses on development of non-metallic substances that can catalyze carbon nanotube (CNT) growth while remaining in a non-metallic…