2017-02-11

Electromagnetic Waves by Gregory Durgin at Georgia Institute of Technology

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source: Greg Durgin 2012年5月31日
Lecture that puts all the pieces together to make Maxwell's equations.
Sequence of videos on classical Electromagnetic Waves

WAV01: Maxwell's Equations 50:28
WAV02: The Scalar Wave Equation 48:55
WAV03: Plane Waves 33:58

Magnetostatics by Gregory Durgin at Georgia Institute of Technology


source: Greg Durgin    2012年4月23日
Sequence of videos for Magnetostatics unit of Electromagnetism.

MSF01: Current and Metals 43:13 Introduction to magnetostatics; discussion of the nature of flowing charges in a conductor.
MSF02: Biot-Savart Relationship 46:24
MSF03: Ampere's Law 1:16:59
MSF04: Inductance 49:09
MSF05: Faraday's Law 13:04
MSF06: Mutual Inductance 1:10:24
MSF07: Magnetic Materials 1:13:33

Electrostatics by Gregory Durgin at Georgia Institute of Technology

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source: Greg Durgin    2012年3月5日
Sequence of videos on the Electrostatics unit of Electromagnetism.

ESF01: Coulomb's Law in Cartesian Coordinates 1:42:27 The very basics of electrostatic field theory. A discussion on the calculation of electric field for various charge distributions in space.
ESF02: Coulomb's Law in Advanced Coordinate Systems 1:36:37
ESF03: Integral Gauss's Law for Electric Field 51:54
ESF04: Differential Form of Gauss's Law for Electric Field 36:08
ESF05: Scalar Electric Potential 1:07:47
ESF06: Laplace's Equation 1:18:57
ESF07: Capacitance and Energy 1:15:04

Time Harmonic Transmission Lines by Gregory Durgin at Georgia Institute of Technology

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source: Greg Durgin    2012年2月13日
Time Harmonic Transmission Lines
Sequence of videos for time-harmonic transmission lines.

THT01: Phasor Review  16:14 Definition of Phasors and an explanation of when to use them.
THT02: Time-Harmonic Transmission Lines 14:12
THT03: Open and Short Circuits on Time-Harmonic Transmission Lines 1:00:14
THT04: Transmission Lines with Arbitrary Loads 58:40
THT05: Lossy Transmission Lines 1:31:44

Time Domain Transmission Lines by Gregory Durgin at Georgia Institute of Technology

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source: Greg Durgin     2012年1月19日
ECE3205 Sequence of time-domain transmission line videos.
http://www.propagation.gatech.edu/ECE...

TDT01: Introduction to Transmission Lines 28:55
TDT02: Transmission Line Equations 1:12:30
TDT03: DC Pulses on Transmission Lines 1:14:20
TDT04: Termination Schemes 1:02:15
TDT05: Cascades and Fan-outs 40:19
TDT06: Initially Charged Transmission Lines 1:18:00
Example Sequencer Problem and Solution 45:38
TDT07: Short Pulses on Transmission Lines 30:39
TDT08: Reactive Terminations on Transmission Lines 54:21
TDT09: Nonlinear Loads on Transmission Lines 1:01:41
TDT10: Coupling on Transmission Lines 30:50

英語: 曾麗娜 / 國立教育廣播電台

source: 國立教育廣播電台
Magic_English 2003 (共 1000 集) 曾麗娜
Magic_English二 2014 (共 375 集) 曾麗娜

英語: 方巨琴,姜夢童,吳達玲,楊理強 / 國立教育廣播電台

source: 國立教育廣播電台
英語你我他-生活篇 2005 (共 85 集) 方巨琴.姜夢童
英語你我他-文法篇 2006 (共 260 集) 方巨琴.楊理強.姜夢童
英語你我他-歌唱篇 (共 77 集) 方巨琴.姜夢童.吳達玲
英語你我他-片語篇 (共 100 集) 方巨琴.姜夢童.吳達玲

What is bipolar disorder? - Helen M. Farrell


source: TED-Ed    2017年2月9日
View full lesson: http://ed.ted.com/lessons/what-is-bip...
The word bipolar means ‘two extremes.’ For the many millions experiencing bipolar disorder around the world, life is split between two different realities: elation and depression. So what causes this disorder? And can it be treated? Helen M. Farrell describes the root causes and treatments for bipolar disorder.
Lesson by Helen M Farrell, animation by Uncle Ginger.

The Psychology, Biology and Politics of Food by Kelly D. Brownell at Yale in 2008

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source: Open Education and Culture   2015年8月23日
PSYC 123: The Psychology, Biology and Politics of Food. The course was taught by Kelly D. Brownell at Yale in 2008. For the full lecture and other course content, please visit: http://oyc.yale.edu/psychology/psyc-123
This course encompasses the study of eating as it affects the health and well-being of every human. Topics include taste preferences, food aversions, the regulation of hunger and satiety, food as comfort and friendship, eating as social ritual, and social norms of blame for food problems. The politics of food discusses issues such as sustainable agriculture, organic farming, genetically modified foods, nutrition policy, and the influence of food and agriculture industries. Also examined are problems such as malnutrition, eating disorders, and the global obesity epidemic; the impact of food advertising aimed at children; poverty and food; and how each individual's eating is affected by the modern environment
Course material was released under a creative commons license: attribution, share-alike and non-commercial. https://creativecommons.org/licenses/...

Measurement and the Problem of Accuracy 23:47 This lecture focuses on how people measure nutrition and what it means for health. Professor Brownell reviews methods to track food intake, from a population level to an individual level, emphasizing methods and measurement error as well as portion underestimation. The definition of a calorie and how it is measured are also discussed, as well as people's changing relationships with macronutrients and micronutrients in food and with water.
Human Evolution versus the Modern Food Environment 32:58
Food and the Evolution of Humans 22:29
Eating Disorders and Obesity 1:05:48

Great Writers Inspire

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source: Open Education and Culture   上次更新日期:2015年7月19日
From Dickens to Shakespeare, from Chaucer to Kipling and from Austen to Blake, this significant collection contains inspirational short talks freely available to the public and the education community worldwide. This series is aimed primarily at first year undergraduates but will be of interest to school students preparing for university and anyone who would like to know more about the world's great writers. The talks were produced as part of the Great Writers Inspire Project which makes a significant body of material freely available on the subject of great works of literature and their authors. Visit http://writersinspire.org/ to see how great writers can inspire you.

John Milton and Lycidas 18:32 Dr Anna Beer shares a few short extracts of Milton's poem Lycidas and discusses what they show about Milton's very special qualities as a writer.
What is a Great Writer? 48:08
Beowulf, Authorship and Anglo-Saxon Literature 12:38
Shakespeare and the Stage 15:19
William Blake: Politics and Religion 12:29
Jane Austen and The Watsons 27:08
Jonathan Swift and the Art of Undressing 11:18
Jane Austen's Manuscripts Explored 9:33

英語: 齊斌 / 國立教育廣播電台

英語你我他-英檢篇 2008 (共 110 集) 齊斌
超級英語通 2010 (共 100 集) 齊斌
辦公英語通 2010 (共 60 集) 齊斌
發音英語通 2011 (共 60 集) 齊斌
詞彙英語通基礎篇 2011 (共 40 集) 齊斌
詞彙英語通實用篇 2012 (共 40 集) 齊斌
詞彙英語通進階篇 2012 (共 40 集) 齊斌
句型英語通 2012 (共 100 集) 齊斌
用字英語通 2012 (共 80 集) 齊斌
聽力英語通 2013 (共 160 集) 齊斌

Sparks and Waves: the Uses of Electricity, Light and Sound in Physiotherapy


source: McGill University    2016年12月20日
Recent renovations at the McGill School of Physical & Occupational Therapy revealed some physiotherapy history, described here by Sarah Marshall, PT. Learn more about the exhibit, our historical buildings and programs here https://www.mcgill.ca/spot/about/history. Visit the exhibit at the Maude Abbott Medical Museum, Strathcona Anatomy & Dental Building, 3640 University St., Montreal.

Bob Schieffer | Voices in Leadership | 2016 Election Recap


source: Harvard University     2017年1月12日
Bob Schieffer, Walter Shorenstein Media & Democracy Fellow; former reporter and anchor for CBS News & former moderator of ‘Face the Nation’ spoke at the Harvard T.H. Chan School of Public Health as part of the Voices in Leadership series on November 17, 2017.

Dean Karlan: A Program Designed to Raise Poor Households Out of Extreme ...


source: Yale University    2017年1月9日
Dean Karlan is a professor of economics at Yale University and President and Founder of Innovations for Poverty Action. IPA is a research and policy non-profit that discovers and promotes effective solutions to global poverty problems. Since its founding in 2002, IPA has worked with over 400 leading academics to conduct over 600 evaluations in 51 countries. This research has informed hundreds of successful programs that now impact millions of individuals worldwide.
Air date December 14, 2016

Religion and Development (Lecture Series at Berkley Center)

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source: Berkley Center

Nihilism


source: Philosophical Overdose     2017年1月15日
Melvyn Bragg and guests discuss the history of Nihilism in this BBC episode of In Our Time. The 19th-century philosopher Friedrich Nietzsche wrote, “There can be no doubt that morality will gradually perish: this is the great spectacle in a hundred acts reserved for the next two centuries in Europe”. And, with chilling predictions like these, ‘Nihilism’ was born. The hard view that morals are pointless, loyalty is a weakness, and ‘truths’ are illusory, has excited, confused and appalled western thinkers ever since. But what happened to Nietzsche’s revolutionary ideas about truth, morality, and a life without meaning? Existentialism can claim lineage to Nietzsche, as can Post-Modernism, and many others. With so many interpretations, and claims of ownership from the left and the right, has anything positive come out of the great philosopher of ‘nothing’? The guests are Rob Hopkins, Senior Lecturer in Philosophy, University of Birmingham; Professor Raymond Tallis, Doctor and Philosopher; Professor Catherine Belsey, University of Cardiff.
This is a BBC episode of In Our Time from quite a few years back. http://www.bbc.co.uk/programmes/p00546yh

Discussing Milan Kundera's "The Unbearable Lightness of Being" (TPS)


source: Tokyo Philosophical Society    2015年7月29日

Stoicism, Leadership, and Entrepreneurship


source: Gregory B. Sadler    2017年1月6日
This was an invited lecture at Rockford University, hosted by the Center for Ethics and Entrepreneurship, focused specifically on what Stoic philosophy and practices might have to offer to leaders and entrepreneurs.
This is a very basic level talk for an audience of business students with very little background in - or exposure to - Stoic philosophy.
We start by discussing the recent contemporary interest in Stoicism in business, management, leadership, and entrepreneurial circles. I then introduce them to some key ideas of Stoic ethics that are particularly relevant to those fields.
In particular, we discuss: what benefits people are getting from Stoic philosophy; the distinction between what is and what is not in our control; how to deal with unproductive emotions and desires; resiliency and finding opportunity in adversity; and what a Stoic ethics would require.
We bring the discussion to a close by addressing a recurring tension that taking on Stoicism would bring to the fore - does Stoic ethics get in the way of doing business or being effective as a leader or an entrepreneur?