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Meaning of "nuclear isomer" in the English dictionary

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PRONUNCIATION OF NUCLEAR ISOMER

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GRAMMATICAL CATEGORY OF NUCLEAR ISOMER

noun
adjective
verb
adverb
pronoun
preposition
conjunction
determiner
exclamation
Nuclear isomer is a noun.
A noun is a type of word the meaning of which determines reality. Nouns provide the names for all things: people, objects, sensations, feelings, etc.

WHAT DOES NUCLEAR ISOMER MEAN IN ENGLISH?

Nuclear isomer

A nuclear isomer is a metastable state of an atomic nucleus caused by the excitation of one or more of its nucleons. "Metastable" refers to the fact that these excited states have half-lives more than 100 to 1000 times the half-lives of the excited nuclear states that decay with a "prompt" half life. As a result, the term "metastable" is usually restricted to refer to isomers with half-lives of 10−9 seconds or longer. Some sources recommend 5 × 10−9 s to distinguish the metastable half life from the normal "prompt" gamma emission half life. Occasionally the half-lives are far longer than this, and can last minutes, hours, years, or in one notable case 180m 73Ta, so long that it has never been observed to decay. Sometimes, the gamma decay from a metastable state is given the special name of an isomeric transition, but save for the long-lived nature of the meta-stable parent nuclear isomer, this process resembles shorter-lived gamma decays in all external aspects. The longer lives of nuclear isomers are often due to the larger degree of nuclear spin change which must be involved in their gamma emission to reach the ground state.

WORDS THAT BEGIN LIKE NUCLEAR ISOMER

nuclear chemistry
nuclear deterrent
nuclear disarmament
nuclear energy
nuclear family
nuclear fission
nuclear fuel
nuclear fusion
nuclear industry
Nuclear Industry Radioactive Waste Executive
nuclear isomerism
nuclear magnetic resonance
nuclear magnetic resonance scanner
nuclear magneton
nuclear medicine
Nuclear Non-Proliferation Treaty
nuclear option
nuclear physicist
nuclear physics
nuclear plant

WORDS THAT END LIKE NUCLEAR ISOMER

astronomer
bloomer
boomer
capsomer
comer
customer
diastereoisomer
elastomer
enantiomer
groomer
homer
ionomer
isomer
monomer
newcomer
omer
optical isomer
ransomer
stereoisomer
unbosomer

Synonyms and antonyms of nuclear isomer in the English dictionary of synonyms

SYNONYMS

Translation of «nuclear isomer» into 25 languages

TRANSLATOR
online translator

TRANSLATION OF NUCLEAR ISOMER

Find out the translation of nuclear isomer to 25 languages with our English multilingual translator.
The translations of nuclear isomer from English to other languages presented in this section have been obtained through automatic statistical translation; where the essential translation unit is the word «nuclear isomer» in English.

Translator English - Chinese

核同质异
1,325 millions of speakers

Translator English - Spanish

isómero nuclear
570 millions of speakers

English

nuclear isomer
510 millions of speakers

Translator English - Hindi

परमाणु isomer
380 millions of speakers
ar

Translator English - Arabic

ايزومير النووي
280 millions of speakers

Translator English - Russian

ядерный изомер
278 millions of speakers

Translator English - Portuguese

isômero nuclear
270 millions of speakers

Translator English - Bengali

পারমাণবিক শিল্প তেজস্ক্রিয় বর্জ্য এক্সিকিউটিভ
260 millions of speakers

Translator English - French

isomère nucléaire
220 millions of speakers

Translator English - Malay

Eksekutif Sisa Radioaktif Industri Nuklear
190 millions of speakers

Translator English - German

Kern Isomer
180 millions of speakers

Translator English - Japanese

核異性体
130 millions of speakers

Translator English - Korean

핵 이성질체
85 millions of speakers

Translator English - Javanese

Eksekutif Nuclear Industry Radioactive waste
85 millions of speakers
vi

Translator English - Vietnamese

đồng phân hạt nhân
80 millions of speakers

Translator English - Tamil

அணு தொழிற்துறை கதிரியக்க கழிவு செயல்திறன்
75 millions of speakers

Translator English - Marathi

आण्विक उद्योग रेडिओएक्टिव्ह कचरा कार्यकारी
75 millions of speakers

Translator English - Turkish

Nükleer Sanayi Radyoaktif Atık Yönetimi
70 millions of speakers

Translator English - Italian

isomero nucleare
65 millions of speakers

Translator English - Polish

izomerów jądrowych
50 millions of speakers

Translator English - Ukrainian

ядерний ізомер
40 millions of speakers

Translator English - Romanian

izomer nuclear
30 millions of speakers
el

Translator English - Greek

πυρηνικό ισομερές
15 millions of speakers
af

Translator English - Afrikaans

kern isomeer
14 millions of speakers
sv

Translator English - Swedish

nukleär isomeren
10 millions of speakers
no

Translator English - Norwegian

atom isomer
5 millions of speakers

Trends of use of nuclear isomer

TRENDS

TENDENCIES OF USE OF THE TERM «NUCLEAR ISOMER»

The term «nuclear isomer» is barely ever used and occupies the 199.975 position in our list of most widely used terms in the English dictionary.
0
100%
FREQUENCY
Unused
6
/100
The map shown above gives the frequency of use of the term «nuclear isomer» in the different countries.
Principal search tendencies and common uses of nuclear isomer
List of principal searches undertaken by users to access our English online dictionary and most widely used expressions with the word «nuclear isomer».

FREQUENCY OF USE OF THE TERM «NUCLEAR ISOMER» OVER TIME

The graph expresses the annual evolution of the frequency of use of the word «nuclear isomer» during the past 500 years. Its implementation is based on analysing how often the term «nuclear isomer» appears in digitalised printed sources in English between the year 1500 and the present day.

Examples of use in the English literature, quotes and news about nuclear isomer

EXAMPLES

10 ENGLISH BOOKS RELATING TO «NUCLEAR ISOMER»

Discover the use of nuclear isomer in the following bibliographical selection. Books relating to nuclear isomer and brief extracts from same to provide context of its use in English literature.
1
Radioactivity: Introduction and History: Introduction and ...
A nuclide in an excited energy state is referred to as a nuclear isomer, and the transition (or decay) from a higher to a lower energy state is referred to as isomeric transition. Gamma rays are emitted in discrete energies corresponding to the ...
Michael F. L'Annunziata, 2007
2
Detection of Actinides Via Nuclear Isomer De-excitation
The detection of illicit weapons-grade nuclear material is a significant technical challenge receiving a great deal of attention in the nuclear community.
Christopher J. Francy, 2010
3
A Glossary of Terms in Nuclear Science and Technology
... from its higher energy precursor made possible by chemical changes occurring as a result of the atomic or molecular excitation associated with the isomeric transition. isomeric transition A radioactive transition from one nuclear isomer to ...
National Research Council (U.S.). Conference on Glossary of Terms in Nuclear Science and Technology, 1957
4
Analogies in Physics and Life: A Scientific Autobiography
9 and 10 as the nuclear isomer shift and the name nuclear isomer shift is used for the shift seen in nuclear (Mössbauer) spectroscopy, when one compares the same nuclear transition in two atomic systems, which have different electronic ...
Richard M. Weiner, 2008
5
Handbook of Radioactive Contamination and Decontamination
The nuclear isomer of a nuclide having the lowest energy content is taken for the basic isomer of the given nuclide QX(7I,). All isomers of a given nuclide that have a higher energy content are metastable and are designated as ”;X, ...
Jan Severa, Jaromír Bár, 1991
6
The Geeks of War: The Secretive Labs and Brilliant Minds ...
Scientists have known for many years that the nuclei of some elements, such as hafnium, can exist in a high-energy state, or nuclear isomer, that slowly decays to a low-energy state by emitting gamma rays. For example, hafnium178m2, the ...
John Edwards, 2005
7
LASER 2004: Proceedings of the 6th International Workshop on ...
An extremely low-lying nuclear isomer in 229Th is still to be established in spite of efforts made since the first postulation of the isomer in 1976. To study such an extremely low-lying nuclear isomer, we have built an entirely new device that is ...
K. Marinova, Z. Blaszczak, B. Markov, 2006
8
The Rudolf Mössbauer Story: His Scientific Work and Its ...
... decrease in mean square charge radius between the nuclear isomer and the ground state. The method used was collinear laser spectroscopy of nuclear reaction products produced in transfer and fusion reactions and collected in an ion ...
Michael Kalvius, Paul Kienle, 2012
9
Radioactivity And Radioactive Decay
Cd"5 (p~, 43 days; P-, 2.3 days). 1.42 In" 5 Fig. 4.9 : Decay scheme of nuclear isomer Cd"5. (b) Genetically Related Isomers In this type, the meta stable. Fig. 4.8 : Nuclear isomerism with independent decay. Fig. 4.11 : Decay scheme of nuclear ...
D.K. Jha, 2004
10
Radioactivity Radionuclides Radiation
If this emission is delayed by more than 1μs, the nucleus is said to be a nuclear isomer and the process of releasing energy is known as isomeric transition. There are two very different ways that such nuclei can possess spin. Either the nucleus ...
Joseph Magill, Jean Galy, 2005

10 NEWS ITEMS WHICH INCLUDE THE TERM «NUCLEAR ISOMER»

Find out what the national and international press are talking about and how the term nuclear isomer is used in the context of the following news items.
1
Iran self-sufficient in radiopharmaceuticals
Technetium-99m is a metastable nuclear isomer of technetium-99 that is used in tens of millions of medical diagnostic procedures annually, ... «Mehr News Agency - English Version, Jul 15»
2
Tantalum Isomer Blurs The Boundaries Of Existence
Researchers Move Closer To Switching Nuclear Isomer Decay On And Off · Superfluids, BECs And Bosenovas: The Ultimate Experiment ... «Science 2.0, Apr 14»
3
Free-Electron Lasers Trigger Nuclear Transitions
This graphic shows the secondary process by which XFEL light can drive the energy release from a sample containing a nuclear isomer. In the ... «Physics, Feb 14»
4
Facts About Americium
The nuclear isomer 242Am has a half-life of 141 years. Like most other actinides, the isotopes of americium with odd numbers of neutrons have ... «LiveScience.com, Sep 13»
5
IUPAC announces two new element names
The known isotopes range in half-life from 125 microseconds (Fl-285) to 2.6 seconds (Fl-289), although evidence exists for a nuclear isomer of ... «Examiner.com, Jun 12»
6
Cyclotron remedy for imaging isotope shortages
However, 99mTc - the m denotes that it is a metastable nuclear isomer created by the excitation of a proton or a neutron - has a half life of only ... «Chemistry World, Feb 12»
7
Direct mass measurements above uranium bridge the gap to the …
Discovery of a nuclear isomer in 65Fe with Penning trap mass spectrometry. Phys. Rev. Lett. 100, 132501 (2008) | Article | PubMed; Neidherr, ... «Nature.com, Feb 10»
8
Darpa's Handheld Nuclear Fusion Reactor
Take that Danger Room favorite, nuclear isomer triggering. It's a process so controversial that it has been labeled pseudoscience. Darpa ... «Wired News, Jul 09»
9
Accelerating medical isotope production
Technetium-99m is a metastable nuclear isomer, that decays (with a half life of about six hours) to the much longer lived technetium-99 by ... «physicsworld.com, Nov 08»
10
Mass Measurement Technique Uncovers New Iron Isomer
... National Superconducting Laboratory (NSCL) report the first ever discovery of a nuclear isomer by Penning trap mass spectrometry. «Newswise, Mar 08»

REFERENCE
« EDUCALINGO. Nuclear isomer [online]. Available <https://educalingo.com/en/dic-en/nuclear-isomer>. Apr 2024 ».
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