'Magnetic dipole moment' diaporamas de présentation

What to recall about motion in a central potential

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Chapter 29

Chapter 29. Magnetic Fields. Introduction. Knowledge of Magnetism and application dates back to 13 th Century BCE in China. Magnetic Compass Needle (of Arabic/Indian invention) Greeks discovered magnetism ~800 BCE. Magnetite (Fe 3 O 4 )attracts iron.

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A Long Straight Wire

A Long Straight Wire. Step 1: Cut up the current distribution into pieces and draw ? B. Origin: center of wire. Vector r:. Magnitude of r:. Unit vector:. A Long Straight Wire. :. Step 2: Write an expression for ? B due to one piece. ? B field due to one piece:.

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Lecture 8 Magnetic Fields Ch. 29

Lecture 8 Magnetic Fields Ch. 29. Cartoon Magnesia, Bar Magnet with N/S Poles, Right Hand Rule Topics Permanent magnets Magnetic field lines, Force on a moving charge, Right hand rule, Force on a current carrying wire in a magnetic field, Torque on a current loop Demos

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Direct Measurements of Spatial Homogeneity of Coating Mirror Thermal Noise for Interferometric Gravitational Wave Detec

Direct Measurements of Spatial Homogeneity of Coating Mirror Thermal Noise for Interferometric Gravitational Wave Detectors. LIGO-G070622-00-R. Ilaria Taurasi University of Sannio at Benevento, Italy Caltech, September 8 2007 Supervisor: Dr. Eric D. Black. Purpose of my project.

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Chapter 29

Chapter 29. Magnetic Fields. The magnetic field and its place in Electricity and Magnetism. Review on math: vector product. The introduction of the B field. The forces on moving charges and currents inside a magnetic field. The source of magnetic field will be discussed in later chapters.

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Lecture 15 Magnetism: Magnetic materials

Lecture 15 Magnetism: Magnetic materials. Introduction

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Material since exam 3

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20.6 Force between Two Parallel Wires

20.6 Force between Two Parallel Wires. The magnetic field produced at the position of wire 2 due to the current in wire 1 is:. The force this field exerts on a length l 2 of wire 2 is:. (20-7). 20.6 Force between Two Parallel Wires. Parallel currents attract; antiparallel currents repel.

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Magnetism

Soft Gamma Repeater 1806-20, is the most powerful known magnetic object in the universe. Only 10 of these unusual objects have been discovered. With a magnetic-field strength of 100 billion T. . Magnetism. 0.00005 T . Physics 355. National Magnet Lab (FL) 45 T .

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Magnetic Forces and Torques

Magnetic Forces and Torques. Review:. Charged Particle in an external field : Straight wire of length L with current I in a uniform external field B:. Note: L points in direction of positive current flow. Force on a current-carrying wire (general case).

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Physics 2102

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Physics 2112 Unit 13

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Superconductivity

Superconductivity. Resistance goes to 0 below a critical temperature T c element T c resistivity (T=300) Ag --- .16 mOhms/m Cu -- .17 mOhms/m Ga 1.1 K 1.7 mO/m Al 1.2 .28 Sn 3.7 1.2

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Lecture 4 - Interstellar Cloud Collapse

Lecture 4 - Interstellar Cloud Collapse . Topics to be covered: The Interstellar Medium Gravitational collapse Virial Theorem Jeans Instability. Interstellar Medium (ISM). Interstellar space is not empty - there is gas and dust in the galaxy.

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Magnetism II

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Spin and Atomic Physics

Spin and Atomic Physics. Today. HW 8, problem 7.38 Quiz 11.6 Topics in this chapter: The spin and the Stern-Gerlach experiment. Fermion, Boson and the Pauli exclusion principle. Multi-electron atoms and the Periodic Table. Characteristic X-rays. HW problem 7.38.

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Magnetic Resonance

Magnetic Resonance. MSN 506 Notes. Overview. Essential magnetic resonance Measurement of magnetic resonance Spectroscopic information obtained by magnetic resonance 1D 2D Correlation and spin transfer related MR. Magnetic Resonance.

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Physics 2102

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MAGNETIC PROPERTIES OF CRYOGENIC MATERIALS

MAGNETIC PROPERTIES OF CRYOGENIC MATERIALS. www.spectrose.com. Topics. Magnetic Properties Paramagnetism Diamagnetism Superconductivity Meissner Effect Change in Properties. www.spectrose.com. Magnetic Properties.

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