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Chapter 41: The Wave Nature of Particles

Chapter 41: The Wave Nature of Particles

Chapter 41: The Wave Nature of Particles. 41-2: de Broglie Waves. Louis-Victor de Broglie (1892-1987). 1924: predicts wave nature of particles Photons have wave/particle nature Symmetry suggests particles should have wave nature

By benjamin
(488 views)

Chapter 41

Chapter 41

Chapter 41 Quantum Mechanics de Broglie’s Idea Particles had wave characteristics just like waves had particle characteristics (e.g. E&M wave  photon) The de Broglie wavelength of a particle of mass, m, is The frequency of matter waves is Uncertainty Principle and wave character

By issac
(1299 views)

Dietary Supplements

Dietary Supplements

Dietary Supplements Tristen Ollendyke What is a Dietary Supplement?

By Leo
(857 views)

Physics with Cold Polarised Positronium

Physics with Cold Polarised Positronium

Physics with Cold Polarised Positronium David B. Cassidy & Allen P. Mills Department of Physics and Astronomy, University of California, Riverside, USA cassidy@physics.ucr.edu Jefferson Lab March 2009 Positronium

By Jims
(375 views)

Nuclear Energy

Nuclear Energy

Nuclear Energy “Energy will be so cheap, it won’t even be metered…” Atomic Structure Nucleus - consists of protons and neutrons; contains almost all of the mass of the atom; held together by strong and weak nuclear forces Protons - positively charged particles; mass = 1 AMU

By omer
(265 views)

Easy, Tasty & Nutritious Meals

Easy, Tasty & Nutritious Meals

Easy, Tasty & Nutritious Meals Pauline Genter, MS, RD Good nutrition matters . . . A healthy diet is important for Maintaining energy levels Staying mentally sharp A robust immune system Better overall health Elements of a healthy diet . . .

By paul2
(333 views)

Chapter 7 Quantum Theory of the Atom

Chapter 7 Quantum Theory of the Atom

Chapter 7 Quantum Theory of the Atom. What are the electrons doing in the atom?. Why do atoms form ions and molecules?. Why do hydrogen and oxygen “stick” together to form water?. To understand these questions, we need to understand the electronic structure of the atom.

By ivanbritt
(333 views)

6. Smoking cessation

6. Smoking cessation

6. Smoking cessation. Royal College of Physicians of London Tobacco Advisory Group. Smokers’ attitudes. Reluctant and disillusioned 83% say they would not smoke if they had their time again 71% want to quit Reasons 61% Health 43% Expense 20% Addiction 17% Disgust 5% Social stigma.

By ryanadan
(822 views)

Healthy Exams

Healthy Exams

Healthy Exams. Submitted by Rita La Roux RA at UBC Okanagan. Exams. Coffee. Staying up nights. The three things are synonymous. We all know excess coffee is bad, and staying up through the night has adverse effects. But we still do it - 'cause we're stuck - and we have to push ourselves. .

By DoraAna
(318 views)

The Periodic Table Review

The Periodic Table Review

The Periodic Table Review . Who is Mendeleev? How did Mendeleev organize the periodic table?. A. Dmitri Mendeleev. Dmitri Mendeleev (1869, Russian). Organized elements by increasing atomic mass . Predicted the existence of undiscovered elements. The Periodic Table . Who is Mosely?

By Mia_John
(458 views)

ECE 874: Physical Electronics

ECE 874: Physical Electronics

ECE 874: Physical Electronics. Prof. Virginia Ayres Electrical & Computer Engineering Michigan State University ayresv@msu.edu. Lecture 14, 16 Oct 12. Three different “a”: - lattice constant - “unit cell” of a periodic potential, p.52 - well width. I. I.

By Albert_Lan
(291 views)

Access to Science: Chemistry

Access to Science: Chemistry

Have a go at the element word search, use your periodic tables to help you!. Access to Science: Chemistry. Week 2 electronic configuration, basic and advanced. Are you ready to learn? Lab notebook out and a pen No food out, drinks away Phones on silent and in your bag

By johana
(366 views)

Ch 9 pages 469-476

Ch 9 pages 469-476

Lecture 23 – The Hydrogen Atom. Ch 9 pages 469-476. Summary of lecture 22. Energy levels for a quantum particle in a box . Energy levels for a quantum linear oscillator . Energy levels for Bohr’s atom. The Quantum Hydrogen Atom .

By Pat_Xavi
(233 views)

X-rays

X-rays

Physics 102: Lecture 26. X-rays. Make sure your grade book entries are correct. But first a quick review of the periodic table. http://www.youtube.com/watch?v=SmwlzwGMMwc. http://www.youtube.com/watch?v=GFIvXVMbII0&feature=related. X-Rays.

By ostinmannual
(243 views)

ENZYMES

ENZYMES

ENZYMES. What can you recall from IGCSE?. Define the following terms:. Reactions that build up molecules. Reactions that break down molecules. Anabolic reactions: Catabolic reactions: Metabolism: Catalyst: Metabolic pathway: Specificity: Substrate: Product:.

By arleen
(380 views)

Beyond Echinacea: The Next Generation of Immune Enhancing Compounds

Beyond Echinacea: The Next Generation of Immune Enhancing Compounds

Beyond Echinacea: The Next Generation of Immune Enhancing Compounds. ImmunEnhancer ™ Presentation Bryan Rodriguez & Dr. Steven Witherly. Disclaimer:. † The claims made in this presentation are not intended to diagnose, treat, cure or prevent disease. Immune Products.

By Antony
(288 views)

Late Effects Case Presentation

Late Effects Case Presentation

Late Effects Case Presentation. Exeter Sept 2008. Ms J W . Diagnosed Acute Lymphoblastic Leukaemia 1981 aged 5 yrs UKALL X protocol 1981-1984 BCH 18 Gy prophylactic cranial irradiation Chemotherapy but no anthracyclines. Ms JW. First presented late effects clinic 06/2005 No complaints

By Thomas
(240 views)

Electron Configurations

Electron Configurations

Electron Configurations. Mrs. Nielsen Honors Chemistry. Atomic Spectra and Niels Bohr. One view of atomic structure in early 20th century was that an electron (e-) traveled about the nucleus in an orbit. e- can only exist in certain discrete orbits QUANTIZED energy levels. Quantum Theory.

By Audrey
(569 views)

James A. Shifflett Dissertation Presentation For Degree of Doctor of Philosophy in Physics Washington University in St.

James A. Shifflett Dissertation Presentation For Degree of Doctor of Philosophy in Physics Washington University in St.

Extensions of the Einstein-Schr o dinger Non-Symmetric Theory of Gravity. James A. Shifflett Dissertation Presentation For Degree of Doctor of Philosophy in Physics Washington University in St. Louis April 22, 2008 Chairperson: Professor Clifford M. Will. Overview.

By Pat_Xavi
(135 views)

PERIODIC TABLE

PERIODIC TABLE

PERIODIC TABLE. 1869. PERIODIC PROPERTIES. When elements are arranged in order of increasing atomic number, certain sets of properties recur periodically. WHAT ARE THESE PROPERTIES?. Metallic, nonmetallic and metalloid properties Atomic radius

By Thomas
(205 views)

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