Pesquisa
Descritor em português: Metais Terras Raras
Descritor em inglês: Metals, Rare Earth
Descritor em espanhol: Metales de Tierras Raras
Descritor metales de las tierras raras
Termo(s) alternativo(s) metal de tierras raras
Nota de escopo: Grupo de elementos que comprende el ESCANDIO, el ITRIO y los ELEMENTOS DE LA SERIE DE LOS LANTANOIDES. Históricamente, los metales de las tierras raras recibieron su denominación por el hecho de que nunca fueron encontrados en su forma elemental pura, sino como óxido. Además, resultaban muy difíciles de purificar. En realidad no son verdaderamente escasos, dado que representan aproximadamente el 25 por ciento de los metales de la corteza terrestre.
Descritor em francês: Terres rares
Termo(s) alternativo(s): Earth Metal, Rare
Earth Metals, Rare
Metal, Rare Earth
Rare Earth Metal
Rare Earth Metals
Código(s) hierárquico(s): D01.268.558
D01.552.550
Identificador Único RDF: https://id.nlm.nih.gov/mesh/D008674
Nota de escopo: A group of elements that include SCANDIUM; YTTRIUM; and the LANTHANOID SERIES ELEMENTS. Historically, the rare earth metals got their name from the fact that they were never found in their pure elemental form, but as an oxide. In addition, they were very difficult to purify. They are not truly rare and comprise about 25% of the metals in the earth's crust.
Nota de indexação: general or unspecified; prefer specifics
Qualificadores permitidos: AD administration & dosage
AE adverse effects
AG agonists
AI antagonists & inhibitors
AN analysis
BL blood
CF cerebrospinal fluid
CH chemistry
CL classification
CS chemical synthesis
EC economics
HI history
IM immunology
IP isolation & purification
ME metabolism
PD pharmacology
PK pharmacokinetics
PO poisoning
RE radiation effects
SD supply & distribution
ST standards
TO toxicity
TU therapeutic use
UR urine
Indexação Anterior: Metals (1966-1975)
Nota MeSH pública: 76
Nota histórica: 76; was NON MESH before 1976
Identificador DeCS: 8850
ID do descritor: D008674
Documentos indexados na Biblioteca Virtual em Saúde (BVS): Clique aqui para acessar os documentos da BVS
Data de estabelecimento: 01/01/1976
Data de entrada: 23/07/1975
Data de revisão: 27/05/2020
Metals, Rare Earth - Conceito preferido
Identificador do conceito M0013519
Nota de escopo A group of elements that include SCANDIUM; YTTRIUM; and the LANTHANOID SERIES ELEMENTS. Historically, the rare earth metals got their name from the fact that they were never found in their pure elemental form, but as an oxide. In addition, they were very difficult to purify. They are not truly rare and comprise about 25% of the metals in the earth's crust.
Termo preferido Metals, Rare Earth
Termo(s) alternativo(s) Earth Metal, Rare
Earth Metals, Rare
Metal, Rare Earth
Rare Earth Metal
Rare Earth Metals



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