Semiconductor Devices Blog Posts
![](http://cdn.comsol.com/wordpress/sites/1/2018/12/COMSOL_Blog_OG_Electrical-245x195.png)
Simulating the Tunneling Current Across a Graded Heterojunction
Interested in semiconductor design? Get an intro to the theory behind quantum tunneling as well as a demonstration of simulating the tunneling current across a graded heterojunction.
![](http://cdn.comsol.com/wordpress/sites/1/2018/12/COMSOL_Blog_OG_Electrical-245x195.png)
Self-Consistent Schrödinger-Poisson Results for a Nanowire Benchmark
This benchmark model of a GaAs nanowire validates the Schrödinger-Poisson Equation multiphysics interface, which is useful for modeling systems with quantum-confined charge carriers.
![](http://cdn.comsol.com/wordpress/sites/1/2018/09/COMSOL_Blog_Preview_Electrical.png)
Evaluating a Schottky Diode with a Semiconductor Benchmark Model
We present a model of a Schottky diode with benchmarked results, validating the use of simulation to analyze the performance of semiconductor devices.
![](http://cdn.comsol.com/wordpress/sites/1/2018/09/COMSOL_Blog_OG_Electrical-245x195.png)
Studying the Program and Erase Cycle of an EEPROM Device
Using the Semiconductor Module, you can study the program and erase cycles of an electrically erasable programmable read-only memory (EEPROM) device.
![](http://cdn.comsol.com/wordpress/sites/1/2018/09/COMSOL_Blog_OG_Electrical-245x195.png)
Optimizing ISFET Designs with Multiphysics Simulation
Ion-sensitive field-effect transistors (ISFETs) measure pH levels for soil analysis, the production of dairy products, and more. Multiphysics simulation can help us optimize these devices.
![](http://cdn.comsol.com/wordpress/sites/1/2018/09/COMSOL_Blog_OG_Electrical-245x195.png)
Modeling a MOS Capacitor with the Semiconductor Module
MOS capacitors (MOSCAPs) contain 3 main parts: a semiconductor body or substrate, an insulator film, and a metal electrode (or gate). You can use the Semiconductor Module to model MOSCAP designs.
![](http://cdn.comsol.com/wordpress/sites/1/2017/08/COMSOL_Blog_ModelImgs_DoubleBarrier_ThumbnailImg.png)
Learning Quantum Mechanics Concepts with Double-Barrier Structures
Quantum mechanics is a notoriously difficult subject to learn — and teach. Modeling a double-barrier structure is an effective way to teach quantum mechanics concepts to physics students.
![](http://cdn.comsol.com/wordpress/sites/1/2017/05/COMSOL_Blog_ModelImgs_SuperlatticeBandGap_ThumbnailImg.png)
Computing the Band Gap in Superlattices with the Schrödinger Equation
You can easily compute the effective band gap for a superlattice structure by using a predefined Schrödinger Equation interface and building a simulation application.