Architecture atomique Flashcards

1
Q

def coordinance

A

Nombre de premiers voisins que chaque atome va avoir.

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2
Q

système cubique

A

cube
a=b=c
A=B=G=90

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3
Q

système quadratique

A

prisme sur base carrée
a=b=/=c
A=B=G=90

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4
Q

système orthorhombique

A

prisme sur base rectangle
a=/=b=/=c
A=B=G=90

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5
Q

système hexagonal

A

prisme sur base losange
a=b=/=c
A=B=90°
G=120°

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6
Q

système monocyclique

A

prisme droit sur base parallélogramme
a=/=b=/=c
A=G=90°
B=/=120°

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7
Q

système rhomboèdrique

A

cube avec toutes les faces losanges
a=b=c
A=B=G=/=90°

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8
Q

nombre de réseaux de Bravais possibles

A

14

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9
Q

coordinance empilements compactes

A

12

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10
Q

système triclinique

A

quelquonque
a=/=b=/=c
A=/=B=/=G=/= 90

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11
Q

nombre système cristallin

A

7

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12
Q

structures compactes

A

exagonal compacte + cubique face centrée

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13
Q

valeur compacité système compacte

A

0,74

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