Nicolae Teclu (); (11 October 1839,

Kronstadt Kronstadt (russian: Кроншта́дт, Kronshtadt ), also spelled Kronshtadt, Cronstadt or Kronštádt (from german: link=no, Krone for " crown" and ''Stadt'' for "city") is a Russian port city in Kronshtadtsky District of the federal city ...

Austrian Empire The Austrian Empire (german: link=no, Kaiserthum Oesterreich, modern spelling , ) was a Central-Eastern European multinational great power from 1804 to 1867, created by proclamation out of the realms of the Habsburgs. During its existence ...

(today

Brașov Brașov (, , ; german: Kronstadt; hu, Brassó; la, Corona; Transylvanian Saxon: ''Kruhnen'') is a city in Transylvania, Romania and the administrative centre of Brașov County. According to the latest Romanian census (2011), Brașov has a pop ...

Romania Romania ( ; ro, România ) is a country located at the crossroads of Central, Eastern, and Southeastern Europe. It borders Bulgaria to the south, Ukraine to the north, Hungary to the west, Serbia to the southwest, Moldova to the east, and ...

) – 13 July 1916,

Vienna en, Viennese , iso_code = AT-9 , registration_plate = W , postal_code_type = Postal code , postal_code = , timezone = CET , utc_offset = +1 , timezone_DST ...

Austria-Hungary Austria-Hungary, often referred to as the Austro-Hungarian Empire,, the Dual Monarchy, or Austria, was a constitutional monarchy and great power in Central Europe between 1867 and 1918. It was formed with the Austro-Hungarian Compromise of ...

) was a

n chemist, who gave his name to the worldwide-used " Teclu burner". He studied engineering and architecture, and then chemistry, continuing his career by becoming professor for general and

analytical chemistry Analytical chemistry studies and uses instruments and methods to separate, identify, and quantify matter. In practice, separation, identification or quantification may constitute the entire analysis or be combined with another method. Separati ...

Vienna en, Viennese , iso_code = AT-9 , registration_plate = W , postal_code_type = Postal code , postal_code = , timezone = CET , utc_offset = +1 , timezone_DST ...

. He also contributed substantially to the worldwide development of chemistry.

Biography

He studied chemistry at the

Vienna Polytechnic Institute TU Wien (TUW; german: Technische Universität Wien; still known in English as the Vienna University of Technology from 1975–2014) is one of the major universities in Vienna, Austria. The university finds high international and domestic recogn ...

and later changed to architecture at the

Academy of Fine Arts The following is a list of notable art schools. Accredited non-profit art and design colleges * Adelaide Central School of Art * Alberta College of Art and Design * Art Academy of Cincinnati * Art Center College of Design * The Art Institute ...

Munich Munich ( ; german: München ; bar, Minga ) is the capital and most populous city of the German state of Bavaria. With a population of 1,558,395 inhabitants as of 31 July 2020, it is the third-largest city in Germany, after Berlin and Ha ...

. After a short time in Romania he went back to Vienna becoming a professor for general and

Vienna en, Viennese , iso_code = AT-9 , registration_plate = W , postal_code_type = Postal code , postal_code = , timezone = CET , utc_offset = +1 , timezone_DST ...

. In 1892 he published his invention of the gas burner with a mechanism to control the respective amounts of methane gas and air. His burner produces a hotter flame than the

Bunsen Burner A Bunsen burner, named after Robert Bunsen, is a kind of ambient air gas burner used as laboratory equipment; it produces a single open gas flame, and is used for heating, sterilization, and combustion. The gas can be natural gas (which is ma ...

, thus making it superior. The usage of Teclu burners is very common not only in Romania, but also in many other parts of the world. His domains of study included: * The resistance of paper and wood fibers * Mineral pigments * Oils utilized in paintings *

Combustion Combustion, or burning, is a high-temperature exothermic redox chemical reaction between a fuel (the reductant) and an oxidant, usually atmospheric oxygen, that produces oxidized, often gaseous products, in a mixture termed as smoke. Combus ...

of gases (

alkanes In organic chemistry, an alkane, or paraffin (a historical trivial name that also has other meanings), is an acyclic saturated hydrocarbon. In other words, an alkane consists of hydrogen and carbon atoms arranged in a tree structure in whi ...

) He was also the inventor of several other

laboratory A laboratory (; ; colloquially lab) is a facility that provides controlled conditions in which scientific or technological research, experiments, and measurement may be performed. Laboratory services are provided in a variety of settings: physic ...

items, kept now at the

University of Bucharest The University of Bucharest ( ro, Universitatea din București), commonly known after its abbreviation UB in Romania, is a public university founded in its current form on by a decree of Prince Alexandru Ioan Cuza to convert the former Princel ...

. Among these items is a tool for the detection of

methane Methane ( , ) is a chemical compound with the chemical formula (one carbon atom bonded to four hydrogen atoms). It is a group-14 hydride, the simplest alkane, and the main constituent of natural gas. The relative abundance of methane on Ea ...

gas, and another one for the preparation of

ozone Ozone (), or trioxygen, is an inorganic molecule with the chemical formula . It is a pale blue gas with a distinctively pungent smell. It is an allotrope of oxygen that is much less stable than the diatomic allotrope , breaking down in the lo ...

. He was elected to the

Romanian Academy The Romanian Academy ( ro, Academia Română ) is a cultural forum founded in Bucharest, Romania, in 1866. It covers the scientific, artistic and literary domains. The academy has 181 active members who are elected for life. According to its byl ...

References

Links

Nicolae Teclu - Gallery of personalities - Virtual Museum of Science and Technology in Romania
{{DEFAULTSORT:Teclu, Nicolae 1839 births 1916 deaths People from Brașov Titular members of the Romanian Academy Romanian scientists Romanian inventors Romanian Austro-Hungarians Romanian chemists TU Wien alumni Academy of Fine Arts, Munich alumni