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PHYSIQUE HAUTES ENERGIES [1 record]
Record 1 - internal organization data 1995-06-14
Record 1, English
Record 1, Subject field(s)
- Atomic Physics
Record 1, Main entry term, English
- high-energy nuclear physics
1, record 1, English, high%2Denergy%20nuclear%20physics
correct
Record 1, Abbreviations, English
Record 1, Synonyms, English
- high-energy physics 2, record 1, English, high%2Denergy%20physics
correct
Record 1, Textual support, English
Record number: 1, Textual support number: 1 CONT
Nuclear physics can be divided into two classifications, low-energy and high-energy. ... In high-energy nuclear physics ... particle energies of hundreds of Mev or even several billion electron volts (Bev) are used to produce all of the leptons, mesons, and baryons. The interactions of these elementary particles are then studied. Cosmic rays fall into the high-energy classification, because the primary cosmic rays are largely protons with energies of many Bev. 1, record 1, English, - high%2Denergy%20nuclear%20physics
Record 1, French
Record 1, Domaine(s)
- Physique atomique
Record 1, Main entry term, French
- physique des hautes énergies
1, record 1, French, physique%20des%20hautes%20%C3%A9nergies
correct, feminine noun
Record 1, Abbreviations, French
Record 1, Synonyms, French
Record 1, Textual support, French
Record number: 1, Textual support number: 1 CONT
La physique des hautes énergies est une branche fondamentale de la physique nucléaire. Pour étudier la structure des noyaux, ainsi que la nature des forces qui s'exercent entre leurs constituants, on soumet ces noyaux à l'action destructrice de projectiles (électrons, deutons, protons, hélions) animés d'une grande vitesse, laquelle leur confère une grande énergie; des réactions nucléaires se produisent [...] Cette énergie totale [d'une particule de masse au repos] se calcule en électron-volts (eV), l'électron-volt étant l'énergie acquise par un électron accéléré sous une différence de 1 V. [...] Alors qu'à l'époque de Rutheford on appelait hautes énergies des énergies dépassant 1 MeV, il semble que l'on réserve maintenant ce qualificatif aux énergies supérieures au milliard d'électrons-volts (GeV). Les rayons cosmiques sont des sources de particules de haute énergie, celle-ci pouvant atteindre plusieurs GeV. 2, record 1, French, - physique%20des%20hautes%20%C3%A9nergies
Record 1, Key term(s)
- physique de haute énergie
Record 1, Spanish
Record 1, Textual support, Spanish
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