STUDY EASY

Here is the famous rontgen hand

The famous historical photograph from around 1900 at the Royal London Hospital shows the hand of an early X-ray technician severely damaged by chronic radiation dermatitis, known as "Röntgen hands". Early pioneers tested and calibrated machines by placing their bare hands directly in the radiation beam daily, unaware of the severe long-term dangers. [1, 2]

Brief History of LOUIS DE BROGLIE.
Louis Victor Pierre Raymond duc
de Broglie (1892-1987) was born in
France and studied history at the
Sorbonne. During World War I, he
was stationed in the Eiffel Tower as a
radio engineer. Intrigued by his expo-
sure to radio communications, he re-
turned to school after the war, earned
a Ph.D. in physics, and became a
professor of theoretical physics at the
Faculté des Sciences at the Sorbonne.
He received the Nobel Prize in
physics in 1929, five years after ob-
taining his degree, for his work that
showed electrons to have properties
of both particles and waves. In 1945
he became an adviser to the French
Atomic Energy Commissariat.

Brief History of Vladimir Vasilevich Markovnikov.
Vladimir Vasilevich Markovnikov (1837-1904) was born in Russia, the son of an army officer. He Was a professor of chemistry at Kazan, Odessa, and Moscow Universities. By synthesizing rings containing four carbons and seven carbons, he disproved the notion that carbon could form only
five- and six-membered rings.

Father of Modern Chemistry
'Antonie Lavoiser'

Importance of Chemistry

Factorial!

https://youtu.be/NQxNYSGVscc

Basic of Economy.|| Lecture 1.|| Jkssb Panchayat Secretary, Stock Assistant, Veterinary Pharmacist.