The frequency band of the electromagnetic spectrum between microwaves and infrared is nowadays defined as the Terahertz band (1 THz corresponds to 1012 Hz). The development …
Planar Gunn diodes based on doped GaN active layers with different geometries have been fabricated and characterized. Gunn oscillations have not been observed due to the …
MS Cho, JH Seo, SH Lee, HS Jang, IM Kang - IEEE Access, 2020 - ieeexplore.ieee.org
To increase the radio-frequency (RF) performance of AlGaN/GaN-based fin-type high electron mobility transistors (HEMTs), a novel T-gate process was developed and applied to …
By means of Monte Carlo simulations of gallium nitride (GaN) planar Gunn diodes, the epilayer structure on which they are fabricated is optimized in order to achieve ultrahigh …
ES Skibinsky-Gitlin, S Rodríguez-Bolívar… - Physical Chemistry …, 2019 - pubs.rsc.org
Electron mobility in nanocrystal films has been a controversial topic in the last few years. Theoretical and experimental studies evidencing carrier transport by hopping or showing …
The existence of leakage current pathways leading to the appearance of impact ionization and the potential device breakdown in planar Gunn GaN diodes is analyzed by means of a …
An investigation into self-switching diodes based on highly doped GaN is conducted under direct current (dc) bias conditions. Different device geometries are explored under various …
We investigate the onset of broadband microwave chaos in the miniband semiconductor superlattice coupled to an external resonator. Our analysis shows that the transition to …
L Butts, S El-Ghazaly - AIP Advances, 2023 - pubs.aip.org
Gunn diodes use the Ridley–Watkins–Hilsum effect to generate low noise millimeter wave signals for communication and sensing applications. However, Monte Carlo calculations …