Some green lasers operate in pulse or quasi continuous wave (QCW) mode, to reduce cooling problems and prolong battery life.

The only difference between each of these lines is the doppler shift that each of these lines has.

In this work, Doppler postulated his principle (later coined the Doppler effect) that the observed frequency of a wave depends on the relative speed of the source and the observer, and he tried to use this concept for explaining the colour of binary stars.

We could probably calculate the speed that the satellite is traveling, if we do a little basic math here using the Doppler effect.

Over longer distances, a shock wave can change from a nonlinear wave into a linear wave, degenerating into a conventional sound wave as it heats the air and loses energy.

WAVE

It is found in spectroscopy when spectral line profiles are broadened by a mixture of Lorentzian and Doppler broadening mechanisms.

As a result of the wave of violence in relations between Israelis and Palestinians, that had begun over two years previously and was still continuing, the situation in the Middle East had worsened.

The political bickering continues.

It is an ongoing process.

14 Broadband refers to telecommunications in which a wide band of frequencies is available to transmit information.

And the therapy is delivered continuously at home, without having to go into the hospital either periodically or continually.

Sami was trying to catch a wave.

However, the problems persist.

The fight is continuing! SidiBouzid

Safety studies are continuing.

Investigations are continuing.

Today we face the scourge of terrorism.

He listens to a short wave radio station.

Asia s Post Tsunami Future

JIU reform was a continuous process.

This is ongoing.

And they said, Jeez, you know, we think we could actually take a look at the slope of the Doppler effect to figure out the points at which the satellite is closest to our antennae and the points at which it's farthest away.

However, the redshift is not a true Doppler shift, but rather the result of the expansion of the universe between the time the light was emitted and the time that it was detected.

This would be a normal wave pattern.

The history of each wave is stored within it.

Richard St. John Success is a continuous journey

There is too much history, and there are too many continuing grounds for suspicion, for that.

Police old practices continue

Discussions with the government continue.

Recommendation in paragraph 5 ongoing

Recommendation in paragraph 8 ongoing

Recommendation in paragraph 9 ongoing

Recommendations in paragraph 45 ongoing

The committee maintains regular contacts with the field.

Voice 1 It's coming again. Voice 2 New wave?

By playing the string, the string vibrates and produces a sound wave.

It seems that with or without us, life will go on.

You're constantly making predictions about your environment.

Discussions between the Opposition and the Government is still going strong.

Egypt s revolution continues.

But the money keeps coming.

This process of structural adjustment is still going on.

The issue was therefore an ongoing priority for his Government.

That will be an ongoing endeavour, but also an urgent one.