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00:30:00

Global Warming Revisited

by Ivar Giaever
Global Warming Revisited
for 18-22 and upwards,
Lectures | 18-22 and upwards | 8 years ago | 1537 views
Rating:

Because of the following statement from the American Physical Society: “The evidence is incontrovertible: Global warming is occurring. If no mitigating actions are taken, significant disruptions in the Earth's physical and ecological systems, s....

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00:26:00

NMR in Biology, Chemistry and Medicine

by Kurt Wurthrich
NMR in Biology, Chemistry and Medicine
for 18-22 and upwards,
Lectures | 18-22 and upwards | 8 years ago | 1649 views
Rating:

For the discovery of the physics phenomenon of nuclear magnetic resonance (NMR), Felix Bloch and Edward Purcell were awarded the Nobel Prize in Physics in 1952. NMR has then been used in a wide range of fundamental studies in physics, and in the 1960....

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00:31:00

Catalysis at Surfaces: From Atoms to Complexity

by Gerhard Ertl
Catalysis at Surfaces: From Atoms to Complexity
for 18-22 and upwards,
Lectures | 18-22 and upwards | 8 years ago | 1254 views
Rating:

This lecture addresses the question if spatio-temporal self-organisation of matter which is so characteristic for living systems can also be verified with a simple inorganic reaction in which the observed phenomena of complexity can be traced back to....

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00:25:00

Physical perspective on cytoplasmic streaming

by Ray Goldstein
Physical perspective on cytoplasmic streaming
for 18-22 and upwards,
Lectures | 18-22 and upwards | 8 years ago | 1280 views
Rating:

Professor Ray Goldstein FRS is the Schlumberger Professor of Complex Physical Systems at the University of Cambridge. Here he describes a biological example of topological inversion, with relevance to engineering problems in human technology.

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00:30:00

Part 1: Selective Microwave Heating Design and Theory

by Gregory Dudley
Part 1: Selective Microwave Heating Design and Theory
for 18-22 and upwards22 and upwards,
LecturesPostgraduate presentations | 18-22 and upwards22 and upwards | 9 years ago | 3933 views
Rating:

In part one of this three part series, FSU chemist Dr. Gregory Dudley, puts forth the controversy that surrounds microwave chemistry research, he outlines physical theory of microwave chemistry, and discusses the research teams central design hypothe....

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00:42:00

Natural Selection and the Future of Life

by Christian de DuvŽ
Natural Selection and the Future of Life
for 18-22 and upwards,
Lectures | 18-22 and upwards | 9 years ago | 1699 views
Rating:

In his lecture Professor Christian Rene de DuvŽ gives a rough overview on the history of life starting about 3.5 billion years ago with the first cells up to the appearance of the first primates 70 million years ago, and he states that all organisms....

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00:31:00

Infections in the Etiology of Human Cancers

by Harald Zur Hausen
Infections in the Etiology of Human Cancers
for 18-22 and upwards,
Lectures | 18-22 and upwards | 9 years ago | 1358 views
Rating:

During the past century a number of chemical and physical risk factors for human cancers have been identified. Only relatively recently, mainly during the past 30 years, infectious agents have been identified as important human carcinogens. Besides....

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00:27:00

Which Way For Physics?

by Brian Josephson
Which Way For Physics?
for 18-22 and upwards,
Lectures | 18-22 and upwards | 9 years ago | 1102 views
Rating:

This talk describes a new approach to the problem of characterising physical reality, one with the potential to fill in gaps in the conventional understanding of nature. It is based on a different view from the usual one of structure at the finest l....

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00:44:00

The Impact of Big Science on Astrophysics

by Riccardo Giacconi
The Impact of Big Science on Astrophysics
for 18-22 and upwards,
Lectures | 18-22 and upwards | 9 years ago | 1301 views
Rating:

The Chandra and Hubble Telescopes are in space and each costs (through operations) several billion dollars. VLT is on the ground but over 20 years of operations will also cost in excess of a billion. They all fall therefore in the category of what ....

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00:30:00

The Development of Particle Physics

by Martinus Veltman
The Development of Particle Physics
for 18-22 and upwards,
Lectures | 18-22 and upwards | 9 years ago | 1345 views
Rating:

Particle physics mainly developed after World War II. It has its roots in the first half of the previous century, when it became clear that all matter is made up from atoms, and the atoms in turn were found to contain a nucleus surrounded by electro....

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00:32:00

The Optical Frequency Comb – a Really Versatile Tool

by John Hall
The Optical Frequency Comb – a Really Versatile Tool
for 18-22 and upwards,
Lectures | 18-22 and upwards | 9 years ago | 1387 views
Rating:

The Optical Frequency Comb concept and technology exploded in 1999-2000 from the synthesis of advances in independent fields of Laser Stabilization, UltraFast Lasers, and NonLinear Optical Fibers. The Comb was developed first as a method for optical....

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00:33:00

Structural Biology and its Translation into Practice and Business: My Experience

by Robert Huber
Structural Biology and its Translation into Practice and Business: My Experience
for 18-22 and upwards,
Lectures | 18-22 and upwards | 9 years ago | 1588 views
Rating:

As a student in the early 1960s, I had the privilege to attend winter seminars organized by my mentor, W. Hoppe, and by M. Perutz, which took place in a small guesthouse in the Bavarian-Austrian Alps. The entire community of a handful of protein cry....

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00:32:00

The Big Challenges

by Gerardus t'Hooft
The Big Challenges
for 18-22 and upwards,
Lectures | 18-22 and upwards | 9 years ago | 1136 views
Rating:

During the entire 20th century, physical sciences have advanced to such a degree that we can extrapolate how they can be applied, even in a fairly distant future.  Even if we leave open the (likely) possibility of spectacular new discoveries and inv....

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00:43:00

The Development of Particle Physics

by Martinus Veltman
The Development of Particle Physics
for 18-22 and upwards,
Lectures | 18-22 and upwards | 9 years ago | 1373 views
Rating:

Particle physics mainly developed after World War II. It has its roots in the first half of the previous century, when it became clear that all matter is made up from atoms, and the atoms in turn were found to contain a nucleus surrounded by electro....

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00:30:00

Catalysis at Surfaces: From Atoms to Complexity

by Gerhard Ertl
Catalysis at Surfaces: From Atoms to Complexity
for 18-22 and upwards,
Lectures | 18-22 and upwards | 9 years ago | 1436 views
Rating:

Catalysis by solid surfaces is, among others, of importance for the chemical industry (e.g. the Haber-Bosch process) as well as for environmental chemistry (car exhaust catalyst).  Surface physical techniques enable investigation of the underlying e....

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00:31:00

Controlling Photons in a Box and Exploring the Quantum to Classical Boundary

by Serge Haroche
Controlling Photons in a Box and Exploring the Quantum to Classical Boundary
for 18-22 and upwards,
Lectures | 18-22 and upwards | 9 years ago | 1715 views
Rating:

The founders of quantum theory assumed in 'thought experiments' that they were manipulating isolated quantum systems, obeying the counterintuitive laws which they had just discovered.  Technological advances have recently turned these virtual experi....

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00:30:00

Powering the Future

by Robert Laughlin
Powering the Future
for 18-22 and upwards,
Lectures | 18-22 and upwards | 9 years ago | 1381 views
Rating:

Some seeds of what to do in the climate/energy controversy are contained in what will be.  In this talk I shall ask everyone to jump over contemporary politics and make a mental journey to a time, several centuries from now, when nobody uses carbon-....

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00:31:00

Five Decades of Lasers, Six Decades of Progress, and a Proposed Space Experiment to test Einstein’s Assumptions

by John Hall
Five Decades of Lasers, Six Decades of Progress, and a Proposed Space Experiment to test Einstein’s Assumptions
for 18-22 and upwards,
Lectures | 18-22 and upwards | 9 years ago | 1309 views
Rating:

Even though this is the 51st year of the Laser, progress in its control and application in precision measurements is still accelerating.  The Optical Frequency Comb technology exploded in 1999-2000 from the synthesis of advances in independent field....

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00:35:00

Free Radicals in Chemistry and Life

by Naresh Dalal
Free Radicals in Chemistry and Life
for 18-22 and upwards,
Lectures | 18-22 and upwards | 9 years ago | 1735 views
Rating:

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01:09:00

The edges of the universe: black holes, horizons and strings

by Andrew Strominger
The edges of the universe: black holes, horizons and strings
for 18-22 and upwards,
Lectures | 18-22 and upwards | 11 years ago | 1915 views
Rating:

The visible universe has edges, known as event horizons, which surround a black hole or a region of space speeding away faster than light.  Event horizons are governed by a strikingly simple set of quantum laws which imply that black holes are at on....

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01:10:00

The last 2 million years of human evolution

by Chriisitpher Stringer
The last 2 million years of human evolution
for 18-22 and upwards,
Lectures | 18-22 and upwards | 14 years ago | 2137 views
Rating:

Human evolution can be divided into two main phases. Evidence points strongly to Africa as the major centre for the genetic, physical and behavioural origins of humans, but new discoveries are prompting a rethink of some aspects of our evolutionary o....

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01:00:00

Crystallographic electron microscopy

by Aaron Klug
Crystallographic electron microscopy
for 18-22 and upwards,
Interviews | 18-22 and upwards | 15 years ago | 2413 views
Rating:

Born in Lithuania, Aaron Klug, Nobel Prize in Chemistry, 1982, tells us about his early life and education growing up in Durban, South Africa. He developed an early interest in physiology and anatomy but did not find his teacher very inspiring and ga....

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00:35:00

Ram Rao

by Ram Rao
Ram Rao
for 18-22 and upwards,
Interviews | 18-22 and upwards | 15 years ago | 2121 views
Rating:

Prof. C.N.R. Rao was born and brought up in Bangalore, India where he developed his interest in science. He studied for his Ph.D at Purdue University in the US but returned to India to continue his career. He has had numerous visiting positions abroa....

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00:07:00

Fun growing new materials and exploring their properties and applications

by Mekhala Pati
Fun growing new materials and exploring their properties and applications
for 18-22 and upwards,
Postgraduate presentations | 18-22 and upwards | 15 years ago | 1468 views
Rating:

We have synthesized different alkali metal peroxychromates and K3NbO8 doped with K3CrO8crystals based on rare oxidation state of Chromium (V).We have studied their spectroscopic properties using EPR and pulsed EPR. Coherent spin manipulation on Cr+5 ....

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00:52:00

Powering the Planet

by Dan Nocera
Powering the Planet
for 18-22 and upwards,
Lectures | 18-22 and upwards | 15 years ago | 1654 views
Rating:

Dan Nocera of MIT gives a review of the world's current power demand and projects it forward to 2030. By using readily available data he shows that providing the increase needed is remarkably difficult given the need to restrict the production of ca....

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