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Major Concepts of Physics PHY 102 – Lecture #21 1 2015 Syracuse University Lecture #21 What is...
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Transcript of Major Concepts of Physics PHY 102 – Lecture #21 1 2015 Syracuse University Lecture #21 What is...
Major Concepts of Physics PHY 102 – Lecture #21 12015Syracuse University
Lecture #21Lecture #21What is radioactivity? What is radioactivity?
April 8April 8thth Spring 2015Spring 2015
Prof. Liviu MovileanuProf. Liviu Movileanu
[email protected] 211, Physics Bldg., 443-8078Room 211, Physics Bldg., 443-8078
Major Concepts of Physics Major Concepts of Physics PHY102PHY102
Major Concepts of Physics PHY 102 – Lecture #21 22015Syracuse University
1.1. Review – Binding energy and mass deffectReview – Binding energy and mass deffect
2. Conservation laws in Radioactive Decay2. Conservation laws in Radioactive Decay
3. alpha-, beta-, and gama-decays3. alpha-, beta-, and gama-decays
4. Conceptual Examples4. Conceptual Examples
5. Announcements5. Announcements
Lecture objectivesLecture objectives
Major Concepts of Physics PHY102 – Lecture #21 32015Syracuse University
Mass defect and binding energyMass defect and binding energy
Major Concepts of Physics PHY102 – Lecture #21 42015Syracuse University
Major Concepts of Physics PHY102 – Lecture #21 52015Syracuse University
Types of radiation and their featuresTypes of radiation and their features
Major Concepts of Physics PHY102 – Lecture #21 62015Syracuse University
Charges of various radiationsCharges of various radiations
-decay-decay
Major Concepts of Physics PHY102 – Lecture #21 72015Syracuse University
Major Concepts of Physics PHY 102 – Lecture #21 82015Syracuse University
Features of various radiationsFeatures of various radiations
Major Concepts of Physics PHY102 – Lecture #21 92015Syracuse University
Conceptual example 29.5Conceptual example 29.5
Conceptual example 29.6Conceptual example 29.6
Major Concepts of Physics PHY102 – Lecture #21 102015Syracuse University
Major Concepts of Physics PHY102 – Lecture #21 112015Syracuse University
Radius of a nucleusRadius of a nucleus
Major Concepts of Physics PHY102 – Lecture #222009Syracuse University
Major Concepts of Physics PHY102 – Lecture #21 132015Syracuse University
Beta-decayBeta-decay
Major Concepts of Physics PHY102 – Lecture #21 142015Syracuse University
Continuous energy spectrum of electrons Continuous energy spectrum of electrons emitted in beta-decayemitted in beta-decay
Major Concepts of Physics PHY102 – Lecture #21 152015Syracuse University
Electron CaptureElectron Capture
Major Concepts of Physics PHY102 – Lecture #21 162015Syracuse University
Gamma decay of Thalium Gamma decay of Thalium 8181208208TlTl
Major Concepts of Physics PHY 102 – Lecture #21 172015Syracuse University
1.1.ReadingReading: Materials are all in Chapter #29. Section 29.3, Radioactivity, Pages 1088-1094Conceptual examples: 29.5, 29.6, 29.7
2.2. Homework:Homework: HW#9 is due on next week’s lab HW#9 is due on next week’s lab
3. This week workshop: Reviewing materials for
Exam 2
3. Next week’s workshop3. Next week’s workshop:: Workshop #12 is devoted to Radioactivity.
AnnouncementsAnnouncements