Although the Neutron-Capture Cross Section Curve Is Generally Proportional to 1/v

question 87

Multiple Choice

Although the neutron-capture cross section curve is generally proportional to 1/v, where v is the velocity of the incident neutrons, it has several pronounced peaks. These peaks are an indication of

• A) resonances with nuclear energy levels.
• B) characteristic \(\gamma\) rays from the nucleus.
• C) barrier penetration.
• D) \(\alpha\) particle emission.
• E) characteristic X rays.

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Definitions:

Implicit Memory

This is a type of long-term memory that enables people to perform tasks without conscious awareness of these previous experiences.

Echoic Memory

A subcategory of sensory memory that specifically stores auditory information, allowing sounds to be retained for brief periods following the cessation of auditory stimuli.

Sensory Memory

The shortest-term element of memory, it allows the ability to retain impressions of sensory information after the original stimuli have ended.

Short-Term Memory

The capacity for holding, but not manipulating, a small amount of information in the mind in an active, readily available state for a short period of time.