Redox-controlled near-infrared-to-near-infrared optical switching in TPA dimers

Masafumi Yano; Kaito NAKAZAWA; Sentaro Yamada; Yuta Yamamoto; Tatsuo Yajima; Koichi Mitsudo; Yukiyasu Kashiwagi

doi:10.1039/d5cp04771d

January 1, 2026Physical Chemistry Chemical Physics

Redox-controlled near-infrared-to-near-infrared optical switching in TPA dimers

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Key Points

The aim is to explore the electrochromic properties of thiophene-bridged triphenylamine dimers and their absorption characteristics in the near-infrared region.
Designed thiophene-bridged triphenylamine dimers
Analyzed electrochromic properties
Evaluated near-infrared absorption
Demonstrated two-step near-infrared electrochromism
Achieved tunable absorptions in the NIR-III region
Established a structural boundary for effective design

Implication

This research demonstrates electrochromic behavior in thiophene-bridged dimers, indicating potential for optical applications.

Abstract

Thiophene-bridged triphenylamine dimers exhibit two-step near-infrared electrochromism with tunable absorptions extending deep into the NIR-III region. This concise yet powerful molecular design suggests a practical structural boundary for achieving reliable...

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Cite This Study

Yano et al. (2026) studied this question.

synapsesocial.com/papers/698434dff1d9ada3c1fb38bd https://doi.org/10.1039/d5cp04771d

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Redox-controlled near-infrared-to-near-infrared optical switching in TPA dimers

Key Points

Implication

Abstract

Discussion

Cite This Study

Redox-controlled near-infrared-to-near-infrared optical switching in TPA dimers

Key Points

Implication

Abstract

Discussion

Cite This Study

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