# Alan J. Heeger

> American chemist, physicist

**Wikidata**: [Q106751](https://www.wikidata.org/wiki/Q106751)  
**Wikipedia**: [English](https://en.wikipedia.org/wiki/Alan_J._Heeger)  
**Source**: https://4ort.xyz/entity/alan-j-heeger

## Summary
Alan J. Heeger is an American chemist and physicist known for his pioneering work in the development of conductive polymers, particularly polyacetylene, which led to the discovery of organic semiconductors. His research laid the foundation for flexible electronics and earned him the Nobel Prize in Chemistry in 2000.

## Biography
- Born: January 22, 1936
- Nationality: United States
- Education:
  - Bachelor of Science in Chemistry, University of Nebraska–Lincoln (1869)
  - Doctor of Philosophy in Chemistry, University of Pennsylvania (1740)
- Known for: Pioneering conductive polymers and organic semiconductors
- Employer(s):
  - University of California, Santa Barbara (1909)
  - University of California, Berkeley (1868)
- Field(s): Chemistry, Physics

## Contributions
- **Conductive Polymers**: Discovered polyacetylene, the first organic semiconductor, in 1977, revolutionizing the field of organic electronics.
- **Nobel Prize in Chemistry**: Awarded in 2000 for his work on conductive polymers, shared with Alan MacDiarmid and Hideki Shirakawa.
- **Flexible Electronics**: Developed techniques for synthesizing and processing conductive polymers, enabling advancements in flexible and wearable electronics.
- **Patents and Publications**: Authored over 400 scientific papers and holds multiple patents related to organic semiconductors and polymer chemistry.

## FAQs
**What is Alan J. Heeger known for?**
Alan J. Heeger is renowned for his groundbreaking research on conductive polymers, particularly polyacetylene, which led to the development of organic semiconductors and flexible electronics.

**Where did Alan J. Heeger study?**
He earned his Bachelor of Science in Chemistry from the University of Nebraska–Lincoln and his Doctor of Philosophy from the University of Pennsylvania.

**What award did Alan J. Heeger receive?**
He was awarded the Nobel Prize in Chemistry in 2000 for his work on conductive polymers, shared with Alan MacDiarmid and Hideki Shirakawa.

**Where has Alan J. Heeger worked?**
He has held positions at the University of California, Santa Barbara, and the University of California, Berkeley, contributing to research in chemistry and physics.

**What is the significance of polyacetylene?**
Polyacetylene is the first organic semiconductor, paving the way for flexible electronics and wearable technology.

## Why They Matter
Alan J. Heeger's work on conductive polymers transformed the field of electronics, enabling the development of flexible and wearable devices. His discovery of polyacetylene and organic semiconductors opened new avenues for research in materials science and engineering. His Nobel Prize-winning contributions have influenced generations of scientists and engineers, shaping the future of technology.

## Notable For
- **Nobel Prize in Chemistry (2000)**: Awarded for conductive polymer research.
- **Polyacetylene Discovery (1977)**: First organic semiconductor, enabling flexible electronics.
- **Pioneer in Organic Semiconductors**: Revolutionized materials science and electronics.
- **Over 400 Scientific Publications**: Extensive contributions to polymer chemistry and physics.
- **Multiple Patents**: Key patents in organic semiconductors and flexible electronics.

## Body
### Early Life and Education
Alan Jay Heeger was born on January 22, 1936. He pursued his undergraduate studies at the University of Nebraska–Lincoln, where he earned a Bachelor of Science in Chemistry. He later obtained his Doctor of Philosophy in Chemistry from the University of Pennsylvania, furthering his academic foundation in the field.

### Career and Research
Heeger's career was marked by significant contributions to chemistry and physics. He worked at the University of California, Santa Barbara, and later at the University of California, Berkeley, where he conducted groundbreaking research. His most notable achievement was the discovery of polyacetylene, the first organic semiconductor, in 1977. This discovery laid the groundwork for flexible electronics and wearable technology.

### Scientific Achievements
Heeger's research on conductive polymers earned him the Nobel Prize in Chemistry in 2000, shared with Alan MacDiarmid and Hideki Shirakawa. His work on polyacetylene and organic semiconductors has had a profound impact on materials science and electronics. He has authored over 400 scientific papers and holds multiple patents related to organic semiconductors and polymer chemistry.

### Influence and Legacy
Alan J. Heeger's pioneering work has influenced numerous scientists and engineers, shaping the development of flexible and wearable electronics. His discoveries continue to drive innovation in materials science and technology. His legacy endures through the ongoing research and applications of conductive polymers and organic semiconductors.

## References

1. [Semiconducting and Metallic Polymers: The Fourth Generation of Polymeric Materials (Nobel Lecture). 2001](https://onlinelibrary.wiley.com/doi/abs/10.1002/1521-3773%2820010716%2940%3A14%3C2591%3A%3AAID-ANIE2591%3E3.0.CO%3B2-0)
2. [TWO NOBEL PRIZE WINNERS FROM UC SANTA BARBARA _x000B_CREDIT INTERDISCIPLINARY NATURE OF THE UNIVERSITY. University of California, Santa Barbara. 2000](https://www.news.ucsb.edu/2000/011411/two-nobel-prize-winners-uc-santa-barbara-x000bcredit-interdisciplinary-nature-university)
3. Integrated Authority File
4. Alan J. Heeger. NNDB
5. [Novel Organic Conductors: Effect of Structure On Band Gap. 2011](https://www.tandfonline.com/doi/abs/10.1080/00268948508076211)
6. [Polyaniline Bilayer Composite Electrode for Efficient Polymer Light Emitting Diodes. 2006](https://www.tandfonline.com/doi/abs/10.1080/10587259408039288)
7. [Dupont. NNDB](https://www.nndb.com/company/875/000051722/)
8. [Boy chemist, Nobel laureate. 2007](https://www.smh.com.au/national/boy-chemist-nobel-laureate-20070228-gdpkas.html?page=2)
9. [Plastic Solar Cells Get Needed Jolt. The Korea Times. 2009](https://www.koreatimes.co.kr/www/news/tech/2009/04/129_43889.html)
10. [Nanoshapes: Forging the path to mini machines. ScienceDirect. 2008](https://www.sciencedirect.com/science/article/abs/pii/S0262407908605497)
11. [Professor HIDEKI SHIRAKAWAis awarded the Nobel Prizein chemistry, 2000.. 2000](http://www.ims.tsukuba.ac.jp/~kakeya/imsweb/Nobel.htm)
12. [Source](https://engineering.ucsb.edu/people/alan-j-heeger)
13. Guggenheim Fellows database
14. [The Nobel Prize in Chemistry 2000. Nobel Foundation](https://www.nobelprize.org/prizes/chemistry/2000/summary/)
15. [Table showing prize amounts. Nobel Foundation. 2019](https://www.nobelprize.org/uploads/2019/04/prize-amounts-2020.pdf)
16. [Source](https://www.aps.org/programs/honors/prizes/buckley.cfm)
17. [Source](https://thejohnscottaward.github.io/jsc/1951-2010.html)
18. [Source](https://www.aaas.org/news/aaas-members-elected-fellows-0)
19. NNDB
20. Alan J. Heeger. Encyclopædia Britannica Online
21. [Alan Heeger Facts. Nobel Foundation](https://www.nobelprize.org/prizes/chemistry/2000/heeger/facts/)
22. SNAC
23. Brockhaus Enzyklopädie
24. Freebase Data Dumps. 2013
25. Virtual International Authority File
26. Library of Congress Control Number
27. LIBRIS. 2004
28. [Source](https://digital.sciencehistory.org/works/mm3k8r8)