Download Louis de Broglie

Louis de Broglie
By: Crystal W. and Jasmine P.
Biography
• Louis de Broglie was born in Dieppe, France on
8-15-1892.
• He had 2 brothers and 2 sisters. There names
were Albertine de Broglie, Laure Marie Pauline,
Phillipe de Broglie, Maurice de Broglie.
Famous Models
• He is best known for his research on quantum
theory.
• This is the theoretical basis of modern physics
that explains the nature, behavior of matter,
energy on the atomic and subatomic level.
Louis’s Theory
• He discovered the Theory of Electrons. It is also
called the Quantum Theory.
• The De Broglie equation predicts that all moving
particles have wave characteristics.
Thoughts and Ideas
• Louis saw that only odd numbers of wave lengths
are allowed in a circular orbit of fixed radius.
• He also reflected on the fact that light at one
time thought to be strictly a wave phenomenon
has both wave and particle characteristics.
Achievement
• He was elected a member of the Academy of
Sciences of the French Institute in 1933, Louis de
Broglie has been its Permanent Secretary for the
mathematical sciences since 1942.
Wavelengths and Circular Orbits
Death
• Louis de Broglie died on March 19, 1987.
• He was 94 years old and buried in France.
QUIZ!!
Where was Louis de Broglie born?
a) Dieppe, France
b) Moscow, Russia
How many brothers and sisters did he have each?
a) 2 brothers, 2 sisters
b) 2 brothers, 4 sisters
What theory did he discovered?
a) Cell Theory
b) Theory of Electrons
What year did Louis get accepted in the academy?
a) 1723
b) 1933
What is the date of his death?
a) August 15, 1892
b) March 19, 1987
Answers
Dieppe, France
2 brothers and 2 sisters
Theory of Electrons
1933
March 19, 1987