9 results found for physical

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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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00:30:00

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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00:32:00

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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00:31:00

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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00:06:00

Travelling waves II

by Joe Wolfe
Travelling waves II
for 14-19 and upwards,
Lectures | 14-19 and upwards | 13 years ago | 1829 views
Rating:

The wave equation and its physical origin. Power in a wave and its relation to intensity in radiation.

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