Otto Maass, (8 July 1890 – 3 July 1961) was a Canadian academic and scientist.

Education

Born in

New York City New York, often called New York City or NYC, is the List of United States cities by population, most populous city in the United States. With a 2020 population of 8,804,190 distributed over , New York City is also the L ...

New York New York most commonly refers to: * New York City, the most populous city in the United States, located in the state of New York * New York (state), a state in the northeastern United States New York may also refer to: Film and television * '' ...

, Maass started teaching at

McGill University McGill University (french: link=no, Université McGill) is an English-language public research university located in Montreal, Quebec, Canada. Founded in 1821 by royal charter granted by King George IV,Frost, Stanley Brice. ''McGill Universit ...

in 1923 retiring in 1955. He was the Macdonald Professor of Chemistry and was chairman of the department of chemistry from 1937 to 1955.

Career

His scientific research in

physical chemistry Physical chemistry is the study of macroscopic and microscopic phenomena in chemical systems in terms of the principles, practices, and concepts of physics such as motion, energy, force, time, thermodynamics, quantum chemistry, statistical mecha ...

included contributions in

calorimetry In chemistry and thermodynamics, calorimetry () is the science or act of measuring changes in ''state variables'' of a body for the purpose of deriving the heat transfer associated with changes of its state due, for example, to chemical reacti ...

, critical-state phenomena, preparation and properties of pure

hydrogen peroxide Hydrogen peroxide is a chemical compound with the formula . In its pure form, it is a very pale blue liquid that is slightly more viscous than water. It is used as an oxidizer, bleaching agent, and antiseptic, usually as a dilute solution (3%� ...

, properties of

cellulose Cellulose is an organic compound with the formula , a polysaccharide consisting of a linear chain of several hundred to many thousands of β(1→4) linked D-glucose units. Cellulose is an important structural component of the primary cell wall ...

, and the

chemical pulping Paper chemicals designate a group of chemicals that are used for paper manufacturing, or modify the properties of paper. These chemicals can be used to alter the paper in many ways, including changing its color and brightness, or by increasing i ...

of wood. In 1940, he was made a Fellow of the

Royal Society The Royal Society, formally The Royal Society of London for Improving Natural Knowledge, is a learned society and the United Kingdom's national academy of sciences. The society fulfils a number of roles: promoting science and its benefits, re ...

. In 1946, he was made a Commander of the

Order of the British Empire The Most Excellent Order of the British Empire is a British order of chivalry, rewarding contributions to the arts and sciences, work with charitable and welfare organisations, and public service outside the civil service. It was established ...

. In 1947, he was named the director of the newly created DRB biological and chemical warfare research division. A Fellow of the

Royal Society of Canada The Royal Society of Canada (RSC; french: Société royale du Canada, SRC), also known as the Academies of Arts, Humanities and Sciences of Canada (French: ''Académies des arts, des lettres et des sciences du Canada''), is the senior national, bil ...

, he was awarded the Society's

Henry Marshall Tory Medal The Henry Marshall Tory Medal is an award of the Royal Society of Canada "for outstanding research in a branch of astronomy, chemistry, mathematics, physics, or an allied science". It is named in honour of Henry Marshall Tory and is awarded bi-annu ...

in 1945. McGill University's Otto Maass Chemistry Building, built between 1964 and 1966, is named in his honour. To this day there remains a plaque on the building dedicating it to Maass's excellent contributions to "science in defense of his country", widely interpreted as a euphemistic nod to his work on Fuel Air Explosives.

References

External links

* 1890 births 1961 deaths Canadian Commanders of the Order of the British Empire Fellows of the American Physical Society Fellows of the Royal Society Fellows of the Royal Society of Canada Academic staff of McGill University McGill University alumni Harvard University alumni {{Canada-scientist-stub