/*! This file is auto-generated */ .wp-block-button__link{color:#fff;background-color:#32373c;border-radius:9999px;box-shadow:none;text-decoration:none;padding:calc(.667em + 2px) calc(1.333em + 2px);font-size:1.125em}.wp-block-file__button{background:#32373c;color:#fff;text-decoration:none} Problem 71 What advantage does a \(\beta\) ... [FREE SOLUTION] | 91影视

91影视

Log out

Learning Materials

Features

Discover

Chapter 22: Problem 71

What advantage does a \(\beta\) emitter have over an \(\alpha\) emitter for imaging?

Short Answer

Expert verified
Answer: The advantage of using beta emitters for imaging is that beta particles have a longer range in matter and a lower ionization rate, allowing for more detailed imaging of internal structures with less damage to the sample and lower background radiation.

Step by step solution

01

Understanding Alpha and Beta Particles

Alpha particles consist of two protons and two neutrons, making them relatively large and positively charged. As a result, they have a short range in matter (a few centimeters in air) and a high ionization rate (meaning they can easily interact with other atoms, causing the atoms to lose electrons and become charged ions). On the other hand, beta particles are just electrons (negative beta decay) or positrons (positive beta decay) and are much lighter and less charged than alpha particles. Therefore, they have a longer range in matter (a few meters in air) and a lower ionization rate, meaning they are less likely to interact with other atoms.
02

Imaging Considerations

When considering which type of emitter to use for imaging, it is essential to think about the energy deposition in the material being imaged and the background radiation. High-energy particles can cause harmful effects and distort the image, while low-energy particles may not penetrate deeply enough to reveal the desired information.
03

The Advantage of beta Emitters

Due to their longer range and lower ionization rate, beta emitters are more suitable for imaging applications than alpha emitters. The longer range enables beta particles to penetrate deeper into the material being imaged, allowing for more detailed imaging of internal structures. The lower ionization rate means that beta particles cause less damage to the sample and produce less background radiation, resulting in a clearer image with less interference. In summary, the advantage of using a beta emitter over an alpha emitter for imaging is that beta particles have a longer range in matter and a lower ionization rate, which results in better-quality images with less damage to the sample.

Unlock Step-by-Step Solutions & Ace Your Exams!

  • Full Textbook Solutions

    Get detailed explanations and key concepts

  • Unlimited Al creation

    Al flashcards, explanations, exams and more...

  • Ads-free access

    To over 500 millions flashcards

  • Money-back guarantee

    We refund you if you fail your exam.

Over 30 million students worldwide already upgrade their learning with 91影视!

One App. One Place for Learning.

All the tools & learning materials you need for study success - in one app.

Get started for free

Most popular questions from this chapter

Which of the following properties can be used to distinguish a metallic element from a semimetallic element: atomic radius, electrical conductivity, and/or molar mass?

Bromide ion and fluoride ion are nonessential elements in the body. Do you expect their concentrations to be more similar to the concentrations of major essential elements or to the concentrations of ultratrace essential elements?

Place the following ions in order of increasing ionic radius: \(\mathrm{Mg}^{2+}, \mathrm{Li}^{+}, \mathrm{Al}^{3+},\) and \(\mathrm{Cl}^{-}.\)

What is the main criterion that distinguishes major, trace, and ultratrace essential elements from one another?

Why might nature have selected calcium carbonate over calcium sulfate as the major exoskeleton material in shells?
See all solutions

Recommended explanations on Chemistry Textbooks

Nuclear Chemistry

Read Explanation

Inorganic Chemistry

Read Explanation

Chemistry Branches

Read Explanation

Organic Chemistry

Read Explanation

Chemical Reactions

Read Explanation

Ionic and Molecular Compounds

Read Explanation
View all explanations

What do you think about this solution?

We value your feedback to improve our textbook solutions.

Study anywhere. Anytime. Across all devices.