Hideki Shirakawa, Who Helped Turn a Lab Error Into a Nobel, Dies at 90

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Published: 2026-09-04T16:59:22.953Z • Permanent link

Hideki Shirakawa, the Japanese chemist behind the discovery of electricity-conducting plastics, has passed away at the age of 90. Born in 1932 in Tokyo, Japan, Shirakawa's life was marked by a series of remarkable events that led to his groundbreaking work. His journey began at the University of Tokyo, where he earned his Ph.D. in chemistry in 1959. It was during this time that he became fascinated with the properties of polymers and their potential applications.

Shirakawa's most notable achievement came in 2003, when he, along with his colleagues at the University of Tokyo, discovered a novel class of polymers that could conduct electricity. This discovery was largely accidental, resulting from a series of experiments involving a mixture of monomers and solvents. The team's findings were met with skepticism at first, but further research confirmed the unique properties of these polymers, which opened up new possibilities for the development of advanced materials.

Shirakawa's work on electricity-conducting plastics has far-reaching implications for various industries, including energy, electronics, and aerospace. His discovery has already led to the development of new technologies, such as flexible displays and wearable electronics. Shirakawa's contributions have also inspired a new generation of researchers, who are exploring the potential of these materials in a wide range of applications.

Shirakawa's discovery has significant implications for companies and research communities working on advanced materials. Companies such as Samsung and LG, which are at the forefront of the development of flexible displays and wearable electronics, are already investing heavily in the research and development of these materials. Additionally, Shirakawa's work has the potential to impact the energy sector, as electricity-conducting plastics could be used to develop more efficient energy storage systems.

The impact of Shirakawa's discovery can also be seen in the academic community, where researchers are actively exploring the properties and applications of these materials. The discovery has sparked a new wave of research in the field of materials science, with many institutions and universities investing in research programs focused on the development of advanced materials. As a result, Shirakawa's work is likely to have a lasting impact on the field, inspiring new breakthroughs and innovations.

Shirakawa's discovery is part of a larger pattern of innovation in the field of materials science. In recent years, there has been a surge in research and development of new materials, driven by advances in technology and the need for more efficient and sustainable solutions. The discovery of electricity-conducting plastics is just one example of this trend, which has seen significant advancements in the development of advanced materials such as graphene and nanomaterials.