Papers:
Surface Potential Based Compact I-V Model for GaN HEMT Devices
Chang C., He J., He X., He Y., Li C., Liu J., He J., He X., He Y., Liu J., He J., He X., He Y., Pan J., Hu G., Ren Y., SoC Key Laboratory, Peking University Shenzhen Institute and PKU-HKUST Shenzhen-Hong Kong Institution, CN
Gallium Nitride (GaN)-based high electron mobility transistors (HEMTs) are emerging as promising contenders to replace existing Silicon and Gallium Arsenide (GaAs) devices in the radio-frequency/microwave power amplifiers and high-power switching applications. Along with the fast [...]
Graphene Based Field Effect Transistor Analog/RF Performance Analysis from Non-equilibrium Green’s Function Simulation
Chen Y., He J., He X., Li C., Liu J., He J., He X., Jun P., Hu G., Liu J., Ren Y., Ma X., SoC Key Laboratory, Peking University Shenzhen Institute and PKU-HKUST Shenzhen-Hong Kong Institution, CN
Based on the non-equilibrium Green’s function simulation, the Graphene Field Effect Transistor (GFET) analog/RF performance including the trans-conductance efficiency gm/Id, cutoff frequency ft, and maximum oscillation frequency fmax are analyzed in details. The analysis method [...]
R3-PowerUP – the Driver for key European BCD Technologies Development focused on Smart Power and Power Discretes ICs
Numerous, growing number of power electronic applications operate below 1kV. The “300mm Pilot Line for Smart Power and Power Discretes” ECSEL project [1] (acronym R3-PowerUP) is focused on volume up-scaling of a set of 90nm [...]
The “first and euRopEAn siC eigTh Inches pilOt line” REACTION project as a Driver for key European SiC Technologies focused on Power Electronics Development
This paper presents the European project REACTION (first and euRopEAn siC eigTh Inches pilOt liNe) [1] [2] which was launched in 2018 to push throughout the new and European first 200mm (8”) SiC Pilot Line [...]
Utilization of the Flexible Josephson Toroidal Junctions for Self- Powering 150K Super lattice Bits Having Non-volatile Memory Storage in One Device Assembly at Room Temperature
We report a self-powered multiple flexible Josephson junction-based toroidal (FJJT) array superconductive/mem-element super lattice bit (Sulbit) device for quantum computing with non-volatile memory and non-dissipation energy storage in room temperature in one device assembly developed. [...]
Effect of Strain on Electronic Transport in Silicene Nanoribbon using Tight Binding Model
In this paper, we investigate the effect of strain on silicene nanoribbon by using tight binding model.Using appropriate models for silicene, we apply a variable strain to Silicene nanoribbon and analyzed the impact of strain [...]
Ab-initio tight binding Hamiltonian generation for 1D and 2D MoS2 based Devices
In this work electronic structure of mono layer MoS2 is analysed by using density functional theory (DFT) and wannierised tight binding approach. The DFT analysis is performed by open source tool Quantum ESPRESSO and wannierised [...]
Resonance Tunneling in Concentric Quantum Rings
In the present work, the phenomenon known as resonance tunneling due to the presents of a magnetic field perpendicular to the surface of double concentric rings (DCQR) is presented. It has shown that in the [...]
Numerical Method to Simulate GFET Terahertz Wave Detection
Ma X., He J., He X., Li C., He J., He X., Jun P., Hu G., Ren Y., Wang X., SoC Key Laboratory, Peking University Shenzhen Institute and PKU-HKUST Shenzhen-Hong Kong Institution, CN
A numerical method to simulate THz wave generation and detection of the graphene base field effect transistor (GFET) is developed in this paper. It is derived directly from the hydrodynamic equations and implemented in Matlab [...]
Improved Electric Field Decomposition Capacitance Model with 3-D Terminal and Fringe Components in Sub-28nm Interconnect
Zhang A., Li C., Liu J., He J., He X., He Y., Liu J., He J., He X., He Y., Ma G., Pan J., He J., He X., He Y., Hu G., Peking University Shenzhen Institute and PKU-HKUST Shenzhen-Hong Kong Institution, CN
In this paper, a parasitic capacitance model for a finite single three-dimensional (3-D) wire above an infinite plate in the nano-scale 3-D integrated circuit application is developed based on electric field decomposition (EFD). The capacitance [...]
Comprehensive Analysis of High Performing Electrochemical Biosensors and Their Applications: II, System Update
We have mounted 5 different biocatalysts on a sensor platform to examine the performance of this electrochemical sensing system for the detection of different biomolecules/metabolites and environmental important molecules, with such we also compared how [...]
First principle study of Germanium and Selenium doped monolayer black phosphorus
Tejaswi Issarapu C.S., Junghare R.C., Patil G.C., Visvesvaraya National Institute of Technology Nagpur, IN
Within the framework of density functional theory, we investigate the effects of dopants germanium and selenium on the electronic properties of monolayer black phosphorus. Dopants are introduced in two possible chemisorption and substitution configuration. Findings [...]
Optimization of continuous-flow magnetic bioseparators through CFD numerical models
González-Fernández C., Gómez-Pastora J., Karampelas I.H., Bringas E., Ortiz I., The Ohio State University, US
Continuous flow bioseparators allow magnetic particles that are properly functionalized so that they get attached to dangerous pathogens. Specifically, the unique properties of magnetic particles enable their separation from blood, after fulfilling their role of [...]
Recirculating samples inside chambers using vacuum and centrifugal forces
Wang A., Koh D., Oh K.W., SMALL (Sensors and MicroActuators Learning Lab), Department of Electrical Engineering, The State University of New York at Buffalo, US
In this paper, a combination of vacuum and centrifugal forces was studied for recirculate samples inside the chambers. Detection low concentration samples, rare molecules such as cancer cells or certain proteins among large volume of [...]
CFD Analysis of the Generation and Manipulation of Ferrofluid Droplets
Karampelas I.H., Gómez-Pastora J., Amiri V., Tarn M.D., Bringas E., Iles A., Pamme N., Furlani E.P., Ortiz I., Flow Science Inc., US
In recent years, there has been a significant increase of droplet-based microfluidic systems. This is mostly due to the advantages that such systems present such as chemical and bio-compatibility, the ability to perform a variety [...]
Human monocytes from fresh blood present strong magnetic characteristics; CTV analysis and magnetic susceptibility quantification
Kim J., Weigand M., Potgieter M., Walters N., Reategui E., Palmer A., Yazer M., Zborowski M., Chalmers J.J., The Ohio State University, US
The presence of iron in circulating monocytes is well known as they play essential roles in iron recycling. Also, the storage of this metal as well as its incorrect uptake and/or release are important data [...]
Mimicking Proximal Tubule Cell functioning for Artificial Kidney Applications
Sateesh1 J., Guha K., Dutta A., Sengupta P., Srinivasa Rao K., National Institute of Technology Silchar, IN
The importance for artificial organs development is ever increasing, especially for artificial kidney is needed by a vast number of people suffering from kidney failure. This paper presents a novel Bio-reactor technique by using the [...]
New Technologies for the Rapid Identification of Drug-Resistant Bacteria
The extensive use of antibiotics to treat infections, without first specifically identifying the underlying cause, has resulted in a strong natural selection for antibiotic resistant organisms. Conservative estimates from the CDC indicate that more than [...]
Computational Fluid Dynamics Models for the Rational Design of Magnetic Microseparators – In Memory of Dr. Ed Furlani
In this work, we report a numerical flow-focused study of bead magnetophoresis inside a continuous-flow microchannel in order to provide a detailed analysis of bead motion and its effect on fluid flow. Different Computational Fluid [...]
A Novel Colorimetric H2S Measurement for Environmental and Oil and Gas Applications
This paper provides a novel colorimetric method to measure hydrogen sulfide in water, air, natural gas and oil. A bismuth ion based reagent reacts with sulfide to form bismuth sulfide nanoparticles, causing the solution to [...]
An Airborne Gimballed Imaging System
An airborne gimballed imaging system comprises an agile, accurate, efficient, and versatile gimbal machine. It drives a long range imaging sensor payload over wide roll, pitch, and yaw angular ranges. Together with an embedded instrument [...]
A More Accurate and Precise Method to Calibrate Atomic Force Microscope (AFM) Cantilevers
This paper presents a method for using a calibrated microelectromechanical system (MEMS) device to calibrate an atomic force microscope (AFM) cantilever. Measure- ments of stiffness and deflection can be made with quantifiable uncertainty. The popular [...]
A Piezoresistive MEMS Memory Device Using a Buckled Beam
Yang J.A., Shuvra P.D., Lin J-T., Walsh K., McNamara S., Alphenaar B., University of Texas at Austin, US
Microelectronics and microelectromechanical systems (MEMS) have given rise to a large class of new de- vices, from ultra-miniature sensors for cell phones and automobiles to complex memory devices for computers. Recent research in memory devices [...]
Low-Latency Analog Processors for Performance Control of MEMS
Towards faster feedback response for controlling the performance of microelectromechanical systems (MEMS), we present the first use of the mathematical processing properties of bipolar junction transistors (BJT) for such control. This concerns a type of [...]
Towards In-Vivo Radio Transmitting Nano-Robots
An implementable design of a Nano Electro Mechani- cal (NEM) Carbon Nanotube (CNT) cantilever for com- munication in nanorobots is sketched in this brief sum- mary. Nano communication devices can provide future nanorobots with the [...]
Wideband high-Q nonlinear resonance for MEMS
We examine high quality factor (Q) nonlinear wide- bandwidth resonance for microelectromechanical systems (MEMS) by mimicking high nonlinearity in stiffness by force feedback. The Q and bandwidth are usually thought of as being inversely proportional [...]
Compact Modeling of MEMS Contact Current upon Pull-In
This work-in-progress presents a parameterizable compact model of a microelectromechanical system (MEMS) beam element that includes mechanical contact and electrical current flow upon gap closure. Quasistatic electromechanical simulation analyses include the initial onset of pull-in [...]
Resistive Pressure Sensor with Carbon Nanotube Electrodes towards Flexible Electronics Applications
Palumbo A., Zhang R., Yan K., Yang E.H., Chen S., Hader G., Chang J., Yang E.H., Stevens Institute of Technology, US
Here, we present a flexible and stretchable pressure sensor composed of vertically aligned CNTs (VACNTs) partially embedded in a polydimethylsiloxane (PDMS) substrate. VACNTs were grown via chemical vapor deposition and transferred onto PDMS as a [...]
Chemical-Free Metal PDMS Thermal Bonding in Flexible Bio-Potential Electrode Fabrication
The flexible bio-potential electrode is gaining signifiacnt interest in wearable or implantable biosensors. Among many soft materials, polydimethylsiloxane (PDMS) is widely studied because of its good biocompatibility and elasticity. However, due to the nature of [...]
Wearable IoT Devices for Health Monitoring
Advances in wearable electronics pave the way for a new class of devices that combine sensing, process- ing, and communication. These devices enable a wide range of applications including health monitoring, ac- tivity tracking, and [...]
Solvent-free Printing of Organic Semiconductor, Insulator, Metal, and Conductor Particles on Flexible Substrates
Multi-material and solvent-free printing for printed electronics is developed using toner-type patterning of organic semiconductor, insulator, metal and other con- ductor particles, and the subsequent thin-film formation by ultrasonic sintering. Although conventional toner technology was [...]
Large-Area Micro and Nanopatterned Drum Molds through Novel Nanocoining Process
Nanostructured surfaces have unique optical and wetting properties that can transform commercial products including OLEDs, biosensors, wire-grid polarizers, solar panels, and augmented and virtual reality headsets. Still, nanopatterning is generally limited to small-area, high-cost applications [...]
Controlling light diffraction with nanostructures
Tufaile A., Tufaile A.P.B., Vanderelli T.A., Snyder M., Tufaile A., Tufaile A.P.B., University of Sao Paulo, BR
We are presenting the main results of our research using smart fluids to control the light scattering using some devices based on nanotechnology. We are presenting the Ferrolens or Ferrocell®, which consists of a Hele-Shaw [...]
Spectral engineering via complex patterns of rounded concave and convex nanoresonators achievable via integrated lithography realized by circularly polarized light
Comparative study has been performed on the spectral and near-field properties of complex concave and convex nano-object patterns that can be fabricated via interferometric illumination of colloid sphere monolayers (IICSM) by applying circularly polarized light. [...]
Development of a Chemically Resistant Coating for a novel Fiber Optic Temperature Sensor embedded in Lithium-ion Batteries
Lithium-Ion batteries are ubiquitous in modern day life, with their market value set to reach more than USD 65 billion in 2023 [1]. Temperature is a key parameter in the safe operation of lithium-ion batteries [...]
Journal: TechConnect Briefs
Volume: TechConnect Briefs 2019
Published: June 17, 2019
Industry sector: Sensors, MEMS, Electronics
Topics: Nanoelectronics, Sensors - Chemical, Physical & Bio
ISBN: 978-0-9988782-8-7