Julius Ruska
Encyclopedia
Julius Ferdinand Ruska was a German orientalist
, historian of science and educator.
He was a critical scholar of alchemical literature, and of Islamic science
, raising many issues on attributions and sources of the texts, and providing translations. The range of his studies was wide, including the Emerald Tablet
, a basic hermetic
text. From 1924 he headed an institute in Heidelberg
, where he has been a student.
Of his seven children, Ernst Ruska
and Helmut Ruska
were distinguished in their fields.
Oriental studies
Oriental studies is the academic field of study that embraces Near Eastern and Far Eastern societies and cultures, languages, peoples, history and archaeology; in recent years the subject has often been turned into the newer terms of Asian studies and Middle Eastern studies...
, historian of science and educator.
He was a critical scholar of alchemical literature, and of Islamic science
Islamic science
Science in the medieval Islamic world, also known as Islamic science or Arabic science, is the science developed and practised in the Islamic world during the Islamic Golden Age . During this time, Indian, Iranian and especially Greek knowledge was translated into Arabic...
, raising many issues on attributions and sources of the texts, and providing translations. The range of his studies was wide, including the Emerald Tablet
Emerald Tablet
The Emerald Tablet, also known as Smaragdine Table, Tabula Smaragdina, or The Secret of Hermes, is a text purporting to reveal the secret of the primordial substance and its transmutations...
, a basic hermetic
Hermeticism
Hermeticism or the Western Hermetic Tradition is a set of philosophical and religious beliefs based primarily upon the pseudepigraphical writings attributed to Hermes Trismegistus...
text. From 1924 he headed an institute in Heidelberg
Heidelberg
-Early history:Between 600,000 and 200,000 years ago, "Heidelberg Man" died at nearby Mauer. His jaw bone was discovered in 1907; with scientific dating, his remains were determined to be the earliest evidence of human life in Europe. In the 5th century BC, a Celtic fortress of refuge and place of...
, where he has been a student.
Of his seven children, Ernst Ruska
Ernst Ruska
Ernst August Friedrich Ruska was a German physicist who won the Nobel Prize in Physics in 1986 for his work in electron optics, including the design of the first electron microscope.Ruska was born in Heidelberg...
and Helmut Ruska
Helmut Ruska
Helmut Ruska was a German physician and biologist from Heidelberg. After earning his medical degree, he spent several years working as a physician at hospitals in Heidelberg and Berlin...
were distinguished in their fields.