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39 Thermal Engineering of Volatile Switching in PrMnO3 RRAM: Non-Linearity in DC IV Characteristics and Transient Switching Speed
21 Sep 2020 | | Contributor(s):: Jayatika Sakhuja, Sandip Lashkare, Vivek Saraswat, Udayan Ganguly
This study is the first-time analysis of heating and cooling timescales together demonstrating voltage as well as frequency scaling for different voltage regimes w.r.t. different device stacks. Thus, an electro-thermal speed engineering study is critical for RRAM devices to model elements of...
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A3 Crystalline Calcium Fluoride: A Record-Thin Insulator for Nanoscale 2D Electronics
18 Sep 2020 | | Contributor(s):: Yury Yuryevich Illarionov, A.G. Banshchikov, Theresia Knobloch, D.K. Polyushkin, S. Wachter, V.V. Fedorov, M. Stöger-Pollach, M.I. Vexler, N.S. Sokolov, T. Grasser
We fabricated high-quality crystalline 1−2nm CaF2 films and successfully used them for MoS2 FETs with record-thin gate insulators. For the first time we demonstrated MoS2 FETs with simultaneously sub-1nm EOT insulators and sub-100nm channel length and found that these devices can exhibit...
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05 Ferroelectric Devices for Compute-in-Memory: Array-Level Operations
18 Sep 2020 | | Contributor(s):: Shimeng Yu, Panni Wang
Doped HfO2 based ferroelectric field-effect transistors (FeFETs) are being actively explored as emerging nonvolatile memory devices with the potential for compute-in-memory (CIM) paradigm. In this work, we explored the feasibility of array-level operations of FeFET in the context of in-situ...
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12 The Influence of the Gate Trench Orientation to the crystal Plane on the Conduction Properties of Vertical GaN MISFETs for Laser Driving Applications
18 Sep 2020 | | Contributor(s):: E. Bahat Treidel, O. Hilt, H. Christopher, A. Klehr, A. Ginolas, A. Liero, J. Würfl
In this work the development of vertical GaN MISFET technology is focused on pulsed laser driving applications with maximum voltages < 100 V (Fig. 1). Drivers for pulsed lasers are required to deliver very high currents up to 250 A in very short pulse lengths of 3 ns to 10 ns [4].
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Bandgap Manipulation of Armchair Graphene nanoribbon
01 Sep 2020 | | Contributor(s):: Lance Fernandes
Bandgap Manipulation is very important for various applications. Optical Devices need smaller Bandgap where as Diode's need larger Bandgap. Armchair graphene Nanoribbon (AGNR) has a special property where if the numbers of atoms are multiple of three or multiple of three plus one, they are...
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Nanocluster Irradiation Evolution Predictor
20 May 2017 | | Contributor(s):: Didier Ishimwe, Matthew John Swenson, Janelle P Wharry
Predict size evolution of solute nanoclusters in metallic alloys under irradiation.
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Gaussian Process Regression Model for Piezoelectric and Dielectric Constants in Gallium Nitride
26 Sep 2019 | | Contributor(s):: Saswat Mishra, Karthik Guda Vishnu, Alejandro Strachan
Gaussian Process Regression Model for Piezoelectric and Dielectric Constants in Gallium Nitride as a function of Strain and Aluminum doping
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Celdas Solares con Tintes Fotosensibles (Dye-Sensetized Solar Cells)
16 Jun 2020 | | Contributor(s):: Nano-Link Center for Nanotechnology Education, Frank Fernandes, Rodfal Alberto Rodriguez (editor), María Teresa Rivera (editor)
Este módulo trabaja con la fabricación de una celda solar con tinte fotosensible (“DSC”, por sus siglas en inglés). Una “DSC” es, esencialmente, una celda foto-electroquímica; significa que una reacción química foto-inducida...
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All-optical Magnetization Switching Mediated by Laser-induced Spin Current
21 May 2020 | | Contributor(s):: Satoshi Iihama
The manipulation of magnetization solely by the ultrashort laser pulse has attracted attention for future ultrafast and low-energy spintronics device [1-4]. GdFeCo has been predominant materials system showing all-optical single-shot magnetization switching. The magnetization switching of GdFeCo...
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Mechanical Exfoliation as a Route to Nanomanufacturing of 2D van der Waals Bonded
11 May 2020 | | Contributor(s):: Daryl Chrzan
In this talk I present a mechanical exfoliation method able to reliably produce large patterned monolayer samples and place them with upon a substrate in desired locations. The method relies on the epitaxial strain imposed upon the layer to be exfoliated by the deposition of a thin metallic film.
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2D Valley-Spin Transport in Transition Metal Dichalcogenides
07 May 2020 | | Contributor(s):: Zhihong Chen
In this talk, we first report that valley current can be electrically induced and detected through the valley Hall effect and inverse valley Hall effect, respectively, in monolayer molybdenum disulfide. We compare temperature and channel length dependence of non-local electrical signals in...
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Chapter 1: A Primer on the MOSFet Simulator on nanoHUB.org
19 Mar 2020 | | Contributor(s):: Abdussamad Ahmed Muntahi, Dragica Vasileska, Shaikh S. Ahmed
The MOSFet simulator on nanoHUB.org (http://nanohub.org/resources/mosfet) simulates the equilibrium electrostatics and non-equilibrium current-voltage (I-V) characteristics of i) bulk, ii) dual-gate, and iii) SOI based field effect transistors. In this chapter, we will describe: i) the structure...
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Chapter 1: A Primer MOSCap Tool on nanoHUB.org
19 Mar 2020 | | Contributor(s):: Abdussamad Ahmed Muntahi, Shaikh S. Ahmed
The primary reason to study MOS (metal-oxide-semiconductor) capacitors is to understand the principle of operation as well as become familiar with some of the routinely used characterization techniques for MOS field effect transistors (MOSFETs). The MOSCap tool on nanoHUB.org simulates the...
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Thermoelectric Energy Conversion: Science and Engineering Challenges and Opportunities
13 Feb 2020 | | Contributor(s):: Arunava Majumdar
This talk will provide a viewpoint of these new scientific opportunities and challenges in the context of practical performance and cost metrics. It will also offer new approaches to manipulate entropy change in liquid media for the purpose of energy conversion.
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Photolithography (Option A)
06 Feb 2020 | | Contributor(s):: James J Marti, Nano-Link Center for Nanotechnology Education
This module presents an introduction and demonstration of photolithography, the process of copying a high-resolution pattern onto multiple substrates. Students replicate key steps in the process of photolithography and learn how these processes fit into the fabrication of micro- and nanoscale...
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Nanotechnology in Electronics: An Introduction to the units on LEDs, Thermistors, and Transistors
12 Jan 2020 | | Contributor(s):: Jacyln Murray, NNCI Nano
The purpose of the following group of lab units is to illustrate properties associated with nanotechnology and the electronics industry through utilization of semiconductors. By using macro-examples of actual nano-circuitry, students will understand what is happening on the...
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Citrine Tools for Materials Informatics
05 Dec 2019 | | Contributor(s):: Juan Carlos Verduzco Gastelum, Alejandro Strachan
Jupyter notebooks for sequential learning in the context of materials design. Run your own models, explore various methods and adapt the notebooks to your needs.
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LAMMPS Input Structure Generator for Functionally Graded Materials (FGM)
27 Nov 2019 | | Contributor(s):: Md Shajedul Hoque Thakur, Mahmudul Islam, Abdullah Amin, Satyajit Mojumder, Md Mahbubul Islam
Generates initial geometries of Functionally Graded Materials (FGM) for LAMMPS simulations
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Opportunities, Limitations and Challenges to the Broad Commercialization of Thermoelectric Technology
13 Nov 2019 | | Contributor(s):: Lon Bell
This talk explores the state of thermoelectrics in light of materials and systems currently available, material properties, design and usage criteria and concludes with prospects for future broader commercialization.
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Introduction to Thermoelectricity Lecture 2.7: Systems - Summary
23 Oct 2019 | | Contributor(s):: Ali Shakouri