Baryons 2.2.2 Flashcards

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1
Q

what is the baryon number

A

it is a quantum number and is conserved in all interactions
(number of baryons in an interaction)

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2
Q

what does the baryon number depend on

A

whether the particle is a baryon, anti-baryon or neither

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3
Q

what baryon number does protons and neutrons have

A

B = +1

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4
Q

what baryon number does ant-baryons have

A

B = -1

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5
Q

what is the baryon number of an up, down, and a strange quark

A

1/3

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6
Q

what is the baryon number of an anti-up, anti-down, and an anti-strange particle have

A

-1/3

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7
Q

name the most stable baryon and what does this mean

A

-proton

—> it has the longest half-life of any baryon and is the particle which other baryons decay to

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8
Q

what baryon is the most stable baryon

A

the lightest baryon

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9
Q

how would the conservation of baryon number be violated

A

a proton decaying

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10
Q

what will all baryons eventually decay into

A

protons

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