Guy Fredrik von Dardel (26 August 1919 – 28 August 2009) was a Swedish physicist who researched

particle physics Particle physics or high-energy physics is the study of Elementary particle, fundamental particles and fundamental interaction, forces that constitute matter and radiation. The field also studies combinations of elementary particles up to the s ...

and participated in the establishment of

CERN The European Organization for Nuclear Research, known as CERN (; ; ), is an intergovernmental organization that operates the largest particle physics laboratory in the world. Established in 1954, it is based in Meyrin, western suburb of Gene ...

Biography

Dardel was the son of Fredrik Elias August von Dardel by his marriage to Maria Sofia "Maj" Wising. His half-brother, from his mother's previous marriage, was

Raoul Wallenberg Raoul Gustaf Wallenberg (4 August 1912 – disappeared 17 January 1945)He is presumed to have died in 1947, although the circumstances of his death are not clear and this date has been disputed. Some reports claim he was alive years later. In ...

. His sister was Nina Lagergren (née von Dardel). His niece Nane Lagergren, Nina's eldest daughter, was married to

Kofi Annan Kofi Atta Annan (8 April 193818 August 2018) was a Ghanaian diplomat who served as the seventh secretary-general of the United Nations from 1997 to 2006. Annan and the UN were the co-recipients of the 2001 Nobel Peace Prize. He was the founder a ...

. Guy von Dardel studied at the

Royal Institute of Technology KTH Royal Institute of Technology (), abbreviated KTH, is a public research university in Stockholm, Sweden. KTH conducts research and education in engineering and technology and is Sweden's largest technical university. Since 2018, KTH consist ...

Stockholm Stockholm (; ) is the Capital city, capital and List of urban areas in Sweden by population, most populous city of Sweden, as well as the List of urban areas in the Nordic countries, largest urban area in the Nordic countries. Approximately ...

. He graduated in 1944, received his licentiate in 1951 and his

doctorate A doctorate (from Latin ''doctor'', meaning "teacher") or doctoral degree is a postgraduate academic degree awarded by universities and some other educational institutions, derived from the ancient formalism '' licentia docendi'' ("licence to teach ...

in 1953 with a thesis titled ''The Interaction of Neutrons with Matter studied with a Pulsed Neutron Source''. He was an employee of

SAAB Saab or SAAB may refer to: Brands and enterprises * Saab AB, a Swedish aircraft, aerospace and defence company, still known as SAAB, and together with subsidiaries as Saab Group ** Datasaab, a former computer company, started as spin off from Saab ...

from 1944 to 1946, the

Swedish National Defence Research Institute Swedish National Defence Research Institute (, FOA) was a Swedish government agency in defense research existing from 1945 to 31 December 2000. It was amalgamated with the National Aeronautical Research Institute (FFA) into the Swedish Defence ...

(FOA) from 1946 to 1950, and the semi-governmental

nuclear energy Nuclear energy may refer to: *Nuclear power, the use of sustained nuclear fission or nuclear fusion to generate heat and electricity *Nuclear binding energy, the energy needed to fuse or split a nucleus of an atom *Nuclear potential energy, the pot ...

company AB Atomenergi from 1950 to 1954. In 1954, Dardel became involved in the establishment of

, where he was active as a researcher. In 1964 he accepted a position at

Lund University Lund University () is a Public university, public research university in Sweden and one of Northern Europe's oldest universities. The university is located in the city of Lund in the Swedish province of Scania. The university was officially foun ...

and was appointed professor of elementary particle physics there the following year. He also chaired the European Committee for Future Accelerators. As a physicist, he is mostly known for his research work in collaboration with the Nobel laureate

Burton Richter Burton Richter (March 22, 1931 – July 18, 2018) was an American physicist. He led the Stanford Linear Accelerator Center (SLAC) team which co-discovered the J/ψ meson in 1974, alongside the Brookhaven National Laboratory (BNL) team led by S ...

. He died in August 2009, at his home in

Geneva Geneva ( , ; ) ; ; . is the List of cities in Switzerland, second-most populous city in Switzerland and the most populous in French-speaking Romandy. Situated in the southwest of the country, where the Rhône exits Lake Geneva, it is the ca ...

after an illness at the age of 90.

Awards

Guy von Dardel was elected a member of the

Royal Swedish Academy of Sciences The Royal Swedish Academy of Sciences () is one of the Swedish Royal Academies, royal academies of Sweden. Founded on 2 June 1739, it is an independent, non-governmental scientific organization that takes special responsibility for promoting nat ...

in 1975. His niece, Nane Lagergren, married

in 1984.

Inquires into the fate of Raoul Wallenberg

Guy von Dardel was active in searching for and establishing the fate of his half-brother,

, who was apprehended by

Soviet The Union of Soviet Socialist Republics. (USSR), commonly known as the Soviet Union, was a List of former transcontinental countries#Since 1700, transcontinental country that spanned much of Eurasia from 1922 until Dissolution of the Soviet ...

troops in Hungary towards the end of the

Second World War World War II or the Second World War (1 September 1939 – 2 September 1945) was a World war, global conflict between two coalitions: the Allies of World War II, Allies and the Axis powers. World War II by country, Nearly all of the wo ...

and subsequently disappeared.Actions done by Raoul Wallenberg's brother, Guy von Dardel
accessed on 25 April 2009 Dardel was a member of several international commissions which inquired into the matter, including the Swedish government's Wallenberg committee (''Wallenbergutredningen'') which presented its report in 2001, after ten years of work. He was an honorary chairman of The Raoul Wallenberg Committee of the United States. In 2013, von Dardel received in absentia the Dr. Rainer Hildebrandt Human Rights Award endowed by

Alexandra Hildebrandt Alexandra Hildebrandt (née Weissmann, born on 27 February 1959) is a German human rights activist and museum director of the Checkpoint Charlie Museum. In 1995, she married the museum's co-founder and former director Rainer Hildebrandt, and t ...

. The award is given annually in recognition of extraordinary, non-violent commitment to human rights.

References

External links

Scientific publications of Guy von Dardel
on

INSPIRE-HEP INSPIRE-HEP is an open access digital library for the field of high energy physics (HEP). It is the successor of the Stanford Physics Information Retrieval System (SPIRES) database, the main literature database for high energy physics since the 1 ...

{{DEFAULTSORT:Dardel, Guy Von 1919 births 2009 deaths People associated with CERN Swedish physicists Academic staff of Lund University KTH Royal Institute of Technology alumni Members of the Royal Swedish Academy of Sciences Raoul Wallenberg Guy