Liu J. – Page 2 – TechConnect Briefs

Use of Single Particle Inductively Coupled Plasma Mass Spectrometry to Characterize a New Silver Nanoparticle Reference Material

Murphy K.E., Liu J., Guthrie W.F., Gorham J.M., Bonevich J.E., Allen A.J., Winchester M.R., Hackley V.A., MacCuspie R.I., National Institute of Standards and Technology, US

In this study we use a conventional inductively coupled plasma mass spectrometer operated in single particle mode (spICP-MS) to simultaneously characterize the size distribution and dissolved silver fraction of a new candidate silver nanoparticle reference [...]

Optimizing Instrument Operation and Data Processing for Single Particle Inductively Coupled Plasma Mass Spectrometry Measurement of Gold Nanoparticles

Liu J., Murphy K.E., MacCuspie R.I., Winchester M.R., National Institute of Standards and Technology, US

In recent years, inductively coupled plasma mass spectrometry (ICP-MS) operated in time-resolved analysis (TRA) mode has merged as a promising analytical tool capable of both sizing and counting metal containing nanoparticles in aqueous suspensions. In [...]

Performance Improvement of Fuel Cell using Platinum Functionalized Aligned Carbon Nanotubes

Liu D., Liu J., Goenaga G., Liu D., Liu J., Texas A&M University-Kingsville, US

Proton exchange membrane fuel cells (PEMFCs) are the energy conversion devices with ultrahigh efficiency, zero emission, and high flexibility of the fuel supplies. This study has optimized growth variables of the aligned carbon nanotubes (ACNT) [...]

Performance Improvement of Fuel Cell using Platinum Functionalized Aligned Carbon Nanotubes

Liu D., Liu J., Goenaga G., Liu D., Liu J., Texas A&M University-Kingsville, US

Proton exchange membrane fuel cells (PEMFCs) are the energy conversion devices with ultrahigh efficiency, zero emission, and high flexibility of the fuel supplies. This study has optimized growth variables of the aligned carbon nanotubes (ACNT) [...]

Green Chemistry Derived Nanocomposite of Silver-modified Titania used for Disinfectant

Liu J., Ramirez I., Bashir S., Mernaugh R., Texas A&M University-Kingsville, US

A significant accomplishment of this study centers on developing nanocomposite (NC) materials via green synthesis (GS) techniques for inactivation of prokaryotes like Escherichia coli. The motivations are to: (1) implement fundamental research in nanochemistry for [...]

Catalytically active nanostructures derived from self-assembled block copolymer templates for rationally synthesizing single-walled carbon nanotubes and understanding the growth mechanism

Lu C., Lu J., Fu Q., Lu C., Lu J., Liu J., University of California, Merced, US

Employing self-assembled catalyst-containing block copolymer templates, we have successfully generated a variety of highly ordered and uniform-sized catalytically active transition metal nanostructures. These catalyst-containing nanostructures have been used to produce high-quality and single-walled carbon nanotubes [...]

Mechanical Properties Measurements of 0.35-µm BiCMOS MEMS Structures

Liu J., Fedder G.K., Sassolini S., Sarkar N., Carnegie Mellon University, US

A new Young’s modulus test structure has been designed and used in our lab. Simple models have been built in simulating lateral and vertical stress gradients. Test structures, measurements and FEA simulations are reported on [...]

In Vivo Tracking of Liposomes Using CT and MR Imaging

Zheng J., Liu J., Jaffray D.A., Allen C., University of Toronto, CA

Currently, there are limited methods available for longitudinal and non-invasive in vivo assessment of the transport kinetics of carrier-based therapeutics, such as those relying on liposomes. A viable strategy to non-invasively track the carrier in [...]

Nano Scale Autonomous Error-Tolerant (AET) Cellular Network

Liu J., Weerasekera R., Zheng L-R, Tenhunen H., Royal Institute of Technology (KTH), SE

we propose a bottom-up approach using nano-CMOS hybrid Autonomous Error-Tolerant (AET) cellular network architecture. In our approach, each hexagonal AET cell consists of a nano-core dedicated for local computing, CMOS cell peripherals responsible for cell [...]

A Nanocore/CMOS Hybrid System-on-Package (SoP) Architecture for Future Nanoelectronic Systems

Weerasekera R., Liu J., Zheng L-R, Tenhunen H., LECS/IMIT/KTH, SE

We propose Autonomous Error-Tolerant (AET) cellular network based architecture for future nano-electronic systems. Each AET cell consists of a nano-core, dedicated for local computing, CMOS cell-peripherals, responsible for cell I/O and System-level tasks, and their [...]