'Spontaneous emission' diaporamas de présentation

Semiconductor Sources for Optical Communications

Semiconductor Sources for Optical Communications. Dr Manoj Kumar Professor & Head Department of ECE DAVIET,Jalandhar. Considerations with Optical Sources. Physical dimensions to suit the fiber Narrow radiation pattern (beam width)

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New Measurement of the Electron Magnetic Moment and the Fine Structure Constant

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Applications of LASERs

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Einstein on the Nature of Light Brief History of Quantum Optics

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Chapter 2 Atoms, Molecules and Ions

Chapter 2 Atoms, Molecules and Ions. The Early History of Chemistry Before 16 th Century Greeks were the first to attempt to explain why chemical changes occur.

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An Introduction To The Health Effects of Radiation

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Nuclear Medicine Imaging

Nuclear Medicine Imaging. Overview. Nuclear medicine: Therapeutic and diagnostic use of radioactive substances Radioactivity: Naturally occurring radioisotopes (radioactive isotopes) discovered 1896 by Becquerel

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Nuclear Chemistry

Nuclear Chemistry. Terms. Radioactivity Property of certain unstable nuclide of spontaneously emitting radiations in order to form more stable species. Nuclide --> used in place of the term nucleus Any atom having a nucleus of mass number A, atomic number Z and number of neutrons N A

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Atoms and Elements

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Nuclear Chemistry

Nuclear Chemistry. ALPHA-Chemistry I-B Chapter 28. Wilhelm Roentgen . Wilhelm Roentgen Discovered X-rays Was awarded a Nobel Prize for the discovery of the mysterious rays. Henri Becquerel . Henri Becquerel was a part of the group that made a the early discoveries of radiation. .

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Coherence in Spontaneous Emission

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Molecular Luminescence

Molecular Luminescence. Emission of a photon as an excited state molecule returns to a lower state Chemoluminescence Bioluminescence Crystalloluminescence Electroluminescence Photoluminescence Radioluminescence Sonoluminescence Thermoluminescence Triboluminescence.

1.32k views • 28 slides

Building a FROG

Building a FROG. An REU Presentation by Randy Johnson. Project Goals. To characterize light from lasers To develop good experimentation practices To obtain a deeper understanding of optics. What is laser light?. Typical characteristics of laser light: Collimated beam One polarization

943 views • 27 slides

General Physics (PHY 2140)

General Physics (PHY 2140). Lecture 36. Modern Physics Nuclear Physics Nuclear properties Binding energy Radioactivity. http://www.physics.wayne.edu/~apetrov/PHY2140/. Chapter 29. Lightning Review. Last lecture: Atomic physics The exclusion principle and periodic table

519 views • 27 slides

Optical Lattices

Optical Lattices. Prof. Christopher Foot University of Oxford. Gregynog Summer School, 2006. EPSRC QIP IRC. Centre for Quantum Computing & Technology, University of Oxford. Why do experiments with optical lattices? .

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Quantum Dot Single-Photon Source: Prospects for Applications in Quantum Information Processing

Quantum Dot Single-Photon Source: Prospects for Applications in Quantum Information Processing. A. I mamo g lu Department of Electrical and Computer Engineering, and Department of Physics, University of California, Santa Barbara, CA 93106. Outline 1) Quantum dots

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What makes a cavity good?

What makes a cavity good?. Dan Brooks April 29, 2008 Physics 250. Overview. Introduction to Cavity QED Nanomechanical Oscillators Our Experiments. Some Cavity Basics. Fabry Perot Cavity Free Spectral Range Linewidth ( 2 ? ) Finesse ( ). http://en.wikipedia.org/wiki/Fabry-Perot.

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Nanophotonics Class 4 Density of states

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