Results 21 to 30 of about 160 (130)

Molecular Electronics: Creating and Bridging Molecular Junctions and Promoting Its Commercialization

open access: yesAdvanced Materials, Volume 35, Issue 22, June 1, 2023., 2023
A comprehensive investigation of nanogap electrode fabrication protocols according to new classification principles is provided. How to integrate molecules into nanogap electrodes to form molecular junctions and highlight recent efforts toward the commercialization of molecular circuits are summarized, eventually overcoming the Achilles’ heel of ...
Tianming Li   +2 more
wiley   +1 more source

Polarization‐independent isotropic metasurface with high refractive index, low reflectance, and high transmittance in the 0.3‐THz band

open access: yesNanophotonics, Volume 12, Issue 13, Page 2537-2544, June 2023., 2023
Abstract Metasurfaces substituted for naturally occurring materials make it possible to develop flat optics manipulating terahertz waves. However, the control of unprecedented material properties with metasurfaces frequently produces anisotropic material properties and has yet to be commonly adopted because of the limitation of functionalities as ...
Kento Sato, Takehito Suzuki
wiley   +1 more source

Chirped solitons in discrete electrical transmission line

open access: yesResults in Physics, 2020
I¸n this paper, we investigate the solitary waves to the discrete nonlinear electrical transmission lines with resonant tunneling diode (RTD). We derive the envelope Ginzburg Landau (GL) equation to the lattice by employing reductive perturbation method ...
Alphonse Houwe   +6 more
doaj   +1 more source

Multi‐level wireless transmission using resonant tunneling diodes in 300‐GHz band

open access: yesElectronics Letters, Volume 59, Issue 5, March 2023., 2023
Abstract The authors report on a terahertz band wireless communication experiment employing a resonant tunneling diode receiver (Rx) and uni‐travelling carrier photodiode transmitter. An intermediate‐frequency based transmission facilitates a low‐complexity envelope‐detection type Rx architecture for complex‐modulated signals. Forward error correction
Julian Webber   +5 more
wiley   +1 more source

Theoretical study of electronic properties of resonant tunneling diodes based on double and triple AlGaAs barriers

open access: yesResults in Physics, 2020
In this paper, we investigated the effect of the central AlGaAs barrier width Lb2 in a resonant tunneling diode (RTD) composed by triple barriers on the current-voltage characteristics, and electronic density of free carriers.
Shaffa Almansour
doaj   +1 more source

Design of multiple-valued RTD inverters based on switching sequence(基于开关序列的RTD多值反相器设计)

open access: yesZhejiang Daxue xuebao. Lixue ban, 2004
共振隧穿二极管(Resonant Tunneling Diode-RTD)本身所具有的负阻抗(Negative Differential Resistance-NDR)特性使其成为天然的多值器件.本文描述了RTD以及三端共振隧穿(Resonant Tunneling-RT)器件的伏安特性,介绍了元件用PSPICE软件的模拟方法,并以开关序列原理为指导思想设计出更为简洁的三值、四值反相器电路.设计出的电路具有低功耗和高速的特点,适合作为超高速大规模数字集成电路中的单元电路.
LINMi(林弥)   +2 more
doaj   +1 more source

RTD/CMOS nanoelectronic circuits: thin-film InP-based resonant tunneling diodes integrated with CMOS circuits [PDF]

open access: yesIEEE Electron Device Letters, 1999
The combination of resonant tunneling diodes (RTDs) and complementary metal-oxide-semiconductor (CMOS) silicon circuitry can offer substantial improvement in speed, power dissipation, and circuit complexity over CMOS-only circuits. We demonstrate the first integrated resonant tunneling CMOS circuit, a clocked 1-bit comparator with a device count of six,
J.I. Bergman   +8 more
openaire   +1 more source

Resonant-tunneling-diode terahertz oscillator with a cylindrical cavity for high-frequency oscillation

open access: yesAIP Advances, 2019
We proposed and fabricated resonant-tunneling-diode (RTD) terahertz oscillators integrated with a cylindrical cavity. Oscillation frequency of 3 THz is expected from theoretical analysis.
Ryunosuke Izumi   +3 more
doaj   +1 more source

A Simplified Analytical Technique for High Frequency Characterization of Resonant Tunneling Diode

open access: yesAdvances in Electrical and Computer Engineering, 2014
his paper proposes a simplified analytical technique for high frequency characterization of the resonant tunneling diode (RTD). An equivalent circuit of the RTD that consists of a parallel combination of conductance, G (V, f), and capacitance, C (V, f)
DESSOUKI, A. A. S.   +2 more
doaj   +1 more source

Emergence of Negative Differential Resistance Through Hole Resonant Tunneling in GeSn/GeSiSn Double Barrier Structure

open access: yesIEEE Journal of the Electron Devices Society
We examined the fabrication and the operation of GeSn/GeSiSn resonant tunneling diode (RTD) and demonstrated the observation of negative differential resistance (NDR) at a low temperature through the hole resonant tunneling.
Shigehisa Shibayama   +5 more
doaj   +1 more source

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