'Electrons travel' presentation slideshows

Atomic Physics

Atomic Physics. Step Potential. Consider a particle of energy E moving in region in which the potential energy is the step function U(x) = 0, x<0 U(x) = V 0 , x>0 What happened when a particle moving from left to right encounters the step? The classical answer is

1.38k views • 106 slides

Atomic Theory

Atomic Theory. A Brief History. Atoms are made up of subatomic particles called protons, neutrons and electrons. How do we know that?. Vocabulary.

766 views • 67 slides

An Overview of Solar Cell Technology

Mike McGehee Materials Science and Engineering Global Climate and Energy Project Center for Advanced Molecular Photovoltaics Precourt Institute Stanford University. An Overview of Solar Cell Technology. Nanosolar. Konarka. John Benner provided the slides with the NREL logo.

1.68k views • 62 slides

Microbiology Tools

Microbiology Tools. Figure 4.1. Tools to Study the Bacteria. Different tools are employed to study bacteria Morphology Microscopy Staining . Bacterial Morphology. Three general shapes Coccus - roughly spherical Bacillus - rod-shaped Coccobacillus - short and plump

624 views • 45 slides

The atom

545 views • 41 slides

The Nature of Electricity

585 views • 39 slides

Electrical Principles Chapter 1

Electrical Principles Chapter 1. Matter, Atoms, Conductors, Insulators, SemiConductors, Elements, Molecules, Compounds, and Electron Flow. Matter. Matter. What is Matter ? Matter is anything that has mass and occupies space. Matter can exist in a state of gas, liquid, or solid. Matter.

721 views • 39 slides

Chapter 9 Cell Respiration

406 views • 32 slides

Cellular Respiration

Cellular Respiration. Chapter 4.4 & 4.5. Overview of Cellular Respiration. Cellular Respiration occurs in mitochondria of ALL eukaryotic cells (plants, animals, fungus, protists)

457 views • 28 slides

Electric Current

514 views • 22 slides

Chapters 25--Examples

Chapters 25--Examples. Problem. The current in a wire varies with time according to the relation I=55A-(0.65 A/s 2 )*t 2 How many coulombs of charge pass through a cross-section of wire in the time interval from t=0 s to t=8 s?

464 views • 16 slides

Mini Leyden Jar

Mini Leyden Jar. A Capacitor - see Condenser. A Condenser - see Capacitor. Petrus van Musschenbroek Invented 1746 in Leyden, Holland. Leyden jar - an instrument used to hold or store an electrical charge. Add water to Leyden Jar. MINI LEYDEN JAR. - +. - + - +. + - + - + - +

403 views • 16 slides

253 views • 13 slides

Thermionic Emission and Cathode Rays

651 views • 11 slides

Electrochemistry

256 views • 11 slides

329 views • 10 slides

The Atomic Theory

The Atomic Theory. The Thinker. By: Bujana Mulosmani, Christopher Perez and Samuel Rodriguez. Aristotle and Democritus. Who : Aristotle When : More than 2,000 years ago Where : Greece What : Aristotle believed in 4 elements: Earth, Air, Fire, and Water

225 views • 9 slides

Energy Levels

Energy Levels. And Drawing Energy Level Diagrams. Energy Levels. Electrons travel within the Electron Cloud, but at different distances from the nucleus. Energy Level close to nucleus - Low Energy Electrons Energy Level farthest away - High Energy Electrons. Electrons in Energy Levels.

458 views • 8 slides

Pushing Brachytherapy one step Further

Bryce Allred Dec. 6 th 2010. Pushing Brachytherapy one step Further. Brachytherapy Methods. Brachytherapy Isotopes. 1910- urethral radium 1601 yr half life 1922- many complications Au-198 ?-ray of .412 MeV Half life of 2.7 days I-125 .027 MeV ? rays 60 day half life. ?/? Ratios.

220 views • 8 slides

Resolution and radiative corrections A first order estimate for pbar p ? e + e -

145 views • 6 slides