Physicist
Nick Holonyak
Made the first visible LED, in 1962.
Nick Holonyak Jr. was an American electronics engineer. He is noted particularly for his 1962 invention and first demonstration of a semiconductor laser diode that emitted visible light. This device was the forerunner of the first generation of commercial light-emitting diodes (LEDs). He was then working at a General Electric research laboratory near Syracuse, New York. He left General Electric in 1963 and returned to his alma mater, the University of Illinois Urbana-Champaign, where he later became John Bardeen Endowed Chair in Electrical and Computer Engineering and Physics.
- Born
- 1928-11-03, Zeigler, USAA Saturday
- Died
- 2022-09-20, Urbana, USAA Tuesday, aged 93
- At birth
- Sun in Scorpio, Moon in Leo
- Nationality
- United States
- Birth-time source
- No birth time on record: Rodden X
Born
Died
At birth
Nationality
Birth-time sourceBirth Chart
1928-11-03, Zeigler, USA · time unknown, noon chart
America/Chicagothe zone used then
America/ChicagoThe chart
| Body | Sign | Degree | Motion |
|---|---|---|---|
| Sun | Scorpio | 11°04′ | Direct |
| Moon | Leo | 0°26′ | Direct |
| Mercury | Libra | 23°59′ | Direct |
| Venus | Sagittarius | 13°30′ | Direct |
| Mars | Cancer | 8°48′ | Direct |
| Jupiter | Taurus | 4°34′ | Retrograde |
| Saturn | Sagittarius | 17°01′ | Direct |
| Uranus | Aries | 4°05′ | Retrograde |
| Neptune | Virgo | 1°07′ | Direct |
| Pluto | Cancer | 18°20′ | Retrograde |
Death Chart
2022-09-20, Urbana, USA · time unknown, noon chart
America/Chicagothe zone used then
The chart
| Body | Sign | Degree | Motion |
|---|---|---|---|
| Sun | Virgo | 27°42′ | Direct |
| Moon | Cancer | 28°11′ | Direct |
| Mercury | Libra | 2°59′ | Retrograde |
| Venus | Virgo | 19°16′ | Direct |
| Mars | Gemini | 16°06′ | Direct |
| Jupiter | Aries | 4°30′ | Retrograde |
| Saturn | Aquarius | 19°26′ | Retrograde |
| Uranus | Taurus | 18°37′ | Retrograde |
| Neptune | Pisces | 23°55′ | Retrograde |
| Pluto | Capricorn | 26°11′ | Retrograde |
Their Astrocartography
Where each planet sat on one of the four angles at the moment Nick Holonyak was born. Tap a line to read what the tradition associates with it.
Cast for noon, as the birth time is unknown, so the longitudes are approximate.