Single Molecule Electronics and Devices

The manufacture of integrated circuits with single-molecule building blocks is a goal of molecular electronics. While research in the past has been limited to bulk experiments on self-assembled monolayers, advances in technology have now enabled us to fabricate single-molecule junctions. This has le...

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Main Authors: Makusu Tsutsui, Masateru Taniguchi
Format: Article
Language:English
Published: MDPI AG 2012-05-01
Series:Sensors
Subjects:
Online Access:http://www.mdpi.com/1424-8220/12/6/7259
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author Makusu Tsutsui
Masateru Taniguchi
author_facet Makusu Tsutsui
Masateru Taniguchi
author_sort Makusu Tsutsui
collection DOAJ
description The manufacture of integrated circuits with single-molecule building blocks is a goal of molecular electronics. While research in the past has been limited to bulk experiments on self-assembled monolayers, advances in technology have now enabled us to fabricate single-molecule junctions. This has led to significant progress in understanding electron transport in molecular systems at the single-molecule level and the concomitant emergence of new device concepts. Here, we review recent developments in this field. We summarize the methods currently used to form metal-molecule-metal structures and some single-molecule techniques essential for characterizing molecular junctions such as inelastic electron tunnelling spectroscopy. We then highlight several important achievements, including demonstration of single-molecule diodes, transistors, and switches that make use of electrical, photo, and mechanical stimulation to control the electron transport. We also discuss intriguing issues to be addressed further in the future such as heat and thermoelectric transport in an individual molecule.
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spelling doaj.art-36a3b7465db8493ea497df07dbdfbb3d2022-12-22T02:18:19ZengMDPI AGSensors1424-82202012-05-011267259729810.3390/s120607259Single Molecule Electronics and DevicesMakusu TsutsuiMasateru TaniguchiThe manufacture of integrated circuits with single-molecule building blocks is a goal of molecular electronics. While research in the past has been limited to bulk experiments on self-assembled monolayers, advances in technology have now enabled us to fabricate single-molecule junctions. This has led to significant progress in understanding electron transport in molecular systems at the single-molecule level and the concomitant emergence of new device concepts. Here, we review recent developments in this field. We summarize the methods currently used to form metal-molecule-metal structures and some single-molecule techniques essential for characterizing molecular junctions such as inelastic electron tunnelling spectroscopy. We then highlight several important achievements, including demonstration of single-molecule diodes, transistors, and switches that make use of electrical, photo, and mechanical stimulation to control the electron transport. We also discuss intriguing issues to be addressed further in the future such as heat and thermoelectric transport in an individual molecule.http://www.mdpi.com/1424-8220/12/6/7259single-molecule electronicselectron-phonon interaction
spellingShingle Makusu Tsutsui
Masateru Taniguchi
Single Molecule Electronics and Devices
Sensors
single-molecule electronics
electron-phonon interaction
title Single Molecule Electronics and Devices
title_full Single Molecule Electronics and Devices
title_fullStr Single Molecule Electronics and Devices
title_full_unstemmed Single Molecule Electronics and Devices
title_short Single Molecule Electronics and Devices
title_sort single molecule electronics and devices
topic single-molecule electronics
electron-phonon interaction
url http://www.mdpi.com/1424-8220/12/6/7259
work_keys_str_mv AT makusutsutsui singlemoleculeelectronicsanddevices
AT masaterutaniguchi singlemoleculeelectronicsanddevices