A Reconfigurable Architecture with Sequential Logic-Based Stochastic Computing

2017 ◽  
Vol 13 (4) ◽  
pp. 1-28 ◽  
Author(s):  
M. Hassan Najafi ◽  
Peng Li ◽  
David J. Lilja ◽  
Weikang Qian ◽  
Kia Bazargan ◽  
...  
1993 ◽  
Vol 140 (6) ◽  
pp. 327-332
Author(s):  
M.-D. Shieh ◽  
C.-L. Wey ◽  
P.D. Fisher

2016 ◽  
Vol E99.C (7) ◽  
pp. 866-877 ◽  
Author(s):  
Abdulfattah M. OBEID ◽  
Syed Manzoor QASIM ◽  
Mohammed S. BENSALEH ◽  
Abdullah A. ALJUFFRI

2020 ◽  
Author(s):  
Xinkai Qiu ◽  
Sylvia Rousseva ◽  
Gang Ye ◽  
Jan C. Hummelen ◽  
Ryan Chiechi

This paper describes the reconfiguration of molecular tunneling junctions during operation via the self-assembly of bilayers of glycol ethers. We use well-established functional groups to modulate the magnitude and direction of rectification in assembled tunneling junctions by exposing them to solutions containing different glycol ethers. Variable-temperature measurements establish that rectification occurs by a bias-dependent tunneling-hopping mechanism and that glycol ethers, beside being an unusually efficient tunneling medium, behave identically to alkanes. We fabricated memory bits from crossbar junctions prepared by injecting eutectic Ga-In into microfluidic channels. Two 8-bit registers were able to perform logical AND operations on bit strings encoded into chemical packets as microfluidic droplets that alter the composition of the crossbar junctions through self-assembly to effect memristor-like properties. This proof of concept work demonstrates the potential for fieldable molecular-electronic devices based on tunneling junctions of self-assembled monolayers and bilayers.


2020 ◽  
Author(s):  
Thomas MacDonald ◽  
Timothy Schmidt ◽  
Jonathon Beves

A chemical system is proposed that is capable of amplifying small optical inputs into large changes in internal composition, based on a feedback interaction between switchable fluorescence and visible-light photoswitching. This system would demonstrate bifurcating reaction kinetics under irradiation and reach one of two stable photostationary states depending on the initial composition of the system. This behavior would allow the system to act as a chemical realization of the flip-flop circuit, the fundamental element in sequential logic and binary memory storage. We use detailed numerical modeling to demonstrate the feasibility of the proposed behavior based on known molecular phenomena, and comment on some of the conditions required to realize this system.


2010 ◽  
Author(s):  
Stas Tarchalski ◽  
Sue O'Brien ◽  
Dawn Sabados ◽  
Julie Fortune ◽  
Phillip Alldredge ◽  
...  

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