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Observations takne at the speed of light
Jul 29, 2009
Replies
8
Views
2K
Can a Laser Light Be Magnified with a Magnifying Glass?
Jul 28, 2009
Replies
14
Views
4K
Is There a Real Difference Between Diffraction and Interference in Physics?
Jul 28, 2009
Replies
2
Views
3K
Poincare sphere and Degree of polarization
Jul 28, 2009
Replies
2
Views
6K
Does Light Amplitude Depend on Frequency?
Jul 27, 2009
Replies
2
Views
2K
Hanging a mirror with two off-center nails
Jul 26, 2009
Replies
22
Views
22K
Traveling .999999 reapeating the speed of light .
Jul 26, 2009
Replies
15
Views
3K
Understanding Light Polarization: Clearing Up Confusion for Better Comprehension
Jul 24, 2009
Replies
5
Views
3K
Optical Question: HeNe Beam Through Potassium Permanganate
Jul 23, 2009
Replies
2
Views
2K
Humans Traveling at Light Speed: A Possibility?
Jul 23, 2009
Replies
2
Views
1K
Does a photon experience time or space?
Jul 23, 2009
Replies
27
Views
8K
Single Slit Interference: Explaining the Phenomenon
Jul 22, 2009
Replies
4
Views
3K
Is the group velocity necessarily slower than light (STL)?
Jul 20, 2009
Replies
6
Views
3K
Setting a vector to another magnitude
Jul 19, 2009
Replies
2
Views
7K
Transparency and refractive index
Jul 19, 2009
Replies
2
Views
7K
Does shiny aluminum foil reflect infrared photons?
Jul 18, 2009
Replies
3
Views
3K
Optical phenomena with colliding river rocks
Jul 18, 2009
Replies
3
Views
2K
Introduction to Optics: Books for Grad Students
Jul 16, 2009
Replies
2
Views
2K
Attractive and repulsive light force
Jul 16, 2009
Replies
3
Views
3K
Exploring the Physics of Time Travel at Light Speed
Jul 15, 2009
Replies
2
Views
1K
Diffraction of incoherent beam
Jul 15, 2009
Replies
6
Views
12K
Calculate angle of reflection.
Jul 14, 2009
Replies
3
Views
7K
Why can wireless internet signals pass through walls when visible light cannot?
Jul 14, 2009
Replies
5
Views
21K
How can I calculate torque and RPM for a P-51 Mustang in a Blender3d simulation?
Jul 11, 2009
Replies
2
Views
3K
Working with Lasers: Safety Procedures & Intensity
Jul 10, 2009
Replies
33
Views
5K
How can refraction be explained using Fermat's principle?
Jul 8, 2009
Replies
3
Views
10K
How Do Polygonal Mirrors Affect Scan Systems Without Lenses?
Jul 8, 2009
Replies
2
Views
2K
Reaching the Speed of Light: Effects in Atmosphere & Space
Jul 7, 2009
Replies
12
Views
2K
How does the refractive index change with the wavelength of light?
Jul 7, 2009
Replies
4
Views
2K
Intensity Profile of Lambert's Scatterer
Jul 5, 2009
Replies
2
Views
3K
Can we create artificial lightning?
Jul 4, 2009
Replies
11
Views
10K
A Closer Look at Microwave Pizzas & Their Cardboard Disks
Jul 2, 2009
2
Replies
50
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31K
Mysterious Ball Lenses: What Are They & What Are They Used For?
Jul 1, 2009
Replies
2
Views
3K
Difference in quasi elastic scattering and non elastic scattering
Jul 1, 2009
Replies
2
Views
3K
Circular polarized glasses, how it works
Jun 30, 2009
Replies
9
Views
5K
How Do You Calculate the Fock Scattering Function for Parameters -3.0 to 2.0?
Jun 29, 2009
Replies
2
Views
1K
Probability of being struck by lightning
Jun 28, 2009
Replies
5
Views
4K
Model of Light: Exploring My Imagery of Light
Jun 26, 2009
Replies
4
Views
1K
Will these lightbulbs light up?
Jun 25, 2009
Replies
6
Views
2K
Creating visible light using an antenna
Jun 24, 2009
Replies
8
Views
5K
Angle of Incidence and Reflection.
Jun 24, 2009
Replies
9
Views
5K
Building Materials Refractive Index?
Jun 23, 2009
Replies
7
Views
13K
Formation of reflection image, and specular highlights?
Jun 19, 2009
Replies
2
Views
2K
What is the medium that light waves move through in order to propagate?
Jun 19, 2009
Replies
8
Views
3K
Does a Webcam Record Infinity When Pointed at a Computer Screen?
Jun 17, 2009
Replies
7
Views
46K
Aligning Optical Axis of 2 Lens Assemblies
Jun 16, 2009
Replies
2
Views
3K
Can we calculate the optical illusion?
Jun 16, 2009
Replies
6
Views
3K
Mirrored Optics Phenomenon Explained While Swimming
Jun 15, 2009
Replies
5
Views
2K
Infrared laser - remote control
Jun 15, 2009
Replies
3
Views
9K
Does the speed of light affect the age of the universe?
Jun 15, 2009
Replies
7
Views
2K
Diffraction by a perfectly conducting cylinder using UTD?
Jun 13, 2009
Replies
7
Views
3K
Reduce light scattering by index matching
Jun 13, 2009
Replies
2
Views
3K
The vibration direction of light wave
Jun 13, 2009
Replies
11
Views
6K
How Can I Optimize Mirror Rotation for Vertical Sunlight Reflection?
Jun 11, 2009
Replies
2
Views
2K
Exploring Thermal Light: The Candle Flame Mystery
Jun 9, 2009
Replies
5
Views
8K
Pacemakers and lightning bolts
Jun 6, 2009
Replies
2
Views
4K
A rule for lightning that’s like the inverse square
Jun 5, 2009
Replies
5
Views
2K
Exploring Photon Energy: Answers to Common Questions
Jun 5, 2009
Replies
3
Views
2K
Bright flashlight the emits white light
Jun 5, 2009
Replies
4
Views
2K
Does the reflection of light on water affect the color of objects?
Jun 5, 2009
Replies
5
Views
13K
I don't remember the name of this optical device
Jun 4, 2009
Replies
2
Views
2K
Diffraction of Waves through a circular aperture
Jun 4, 2009
Replies
8
Views
4K
What determines the velocity of light?
Jun 3, 2009
Replies
8
Views
6K
Can Oil Be Heated in a Microwave Oven? Discover the Science Behind It
Jun 3, 2009
Replies
30
Views
40K
Polarizaition and susceptibility
Jun 3, 2009
Replies
2
Views
2K
Is light a type of matter and can it be affected by gravity?
Jun 3, 2009
2
Replies
35
Views
5K
X-ray Fluorescence angle question.
Jun 1, 2009
Replies
2
Views
2K
Can a Negative Refraction Index Enable Invisibility Cloaks?
Jun 1, 2009
Replies
2
Views
2K
Why metal sparks in a microwave oven
May 31, 2009
Replies
6
Views
8K
Exploring the Mysterious World of Photons
May 31, 2009
Replies
26
Views
5K
Is Ultraviolet Light Really 'Beyond' Violet Light?
May 31, 2009
Replies
2
Views
2K
Dispersion of light in a prism confusing
May 30, 2009
Replies
4
Views
4K
Unraveling the Mysteries of Photons: Exploring Their Nature and Behavior
May 30, 2009
Replies
4
Views
2K
Can You See Color in Complete Darkness Due to Reflection?
May 28, 2009
Replies
14
Views
4K
What inventions (or other wise) use light refraction?
May 27, 2009
Replies
7
Views
25K
Light and Time plus the distance - TIME to get from source to here
May 26, 2009
Replies
2
Views
2K
Reflection and Absorbtion of Microwaves, also Masers
May 25, 2009
Replies
2
Views
2K
Polarization of Light: Any Direction Possible?
May 25, 2009
Replies
11
Views
5K
Age of Light: How is it Estimated?
May 24, 2009
Replies
5
Views
4K
Brightness of light & light model
May 24, 2009
Replies
3
Views
3K
Sending information on light waves
May 24, 2009
Replies
16
Views
6K
How Do Radiance Units and F-Number Relate in Optics?
May 22, 2009
Replies
2
Views
4K
If you have interest in quantum optics
May 22, 2009
Replies
2
Views
9K
Rectangular Waveguide Field in Polar Coordinates
May 22, 2009
Replies
2
Views
3K
Laser Physics: Saturation, Two-Level System & Pump Field
May 22, 2009
Replies
2
Views
2K
New Theory of Traveling at Speed of Light: Is It Possible?
May 21, 2009
Replies
11
Views
3K
Comparing Rayleigh & Tomson Scattering: What's the Difference?
May 21, 2009
Replies
2
Views
2K
What is the temperature of air during a corona discharge?
May 21, 2009
Replies
3
Views
2K
Does Beam Interference Depend on Longitudinal Distance Post-Beamsplitter?
May 20, 2009
Replies
7
Views
2K
Does space resist the passage of light?
May 18, 2009
Replies
15
Views
4K
Does Black Light Really Exist?
May 18, 2009
Replies
6
Views
2K
[Q]Is field made by Polarization different from external field?
May 13, 2009
Replies
2
Views
2K
What Happens to Light When It Reflects Off a Mirror?
May 12, 2009
Replies
3
Views
3K
Question concerning polarisation
May 11, 2009
Replies
2
Views
2K
Optical problem concerning space mirror.
May 11, 2009
Replies
3
Views
2K
How Do You Distinguish Between Interference and Diffraction in Wave Experiments?
May 10, 2009
Replies
2
Views
5K
Fresnel Reflection and Transmission Coefficients
May 9, 2009
Replies
2
Views
8K
How to calculate Microwave Power
May 7, 2009
Replies
2
Views
8K
Traveling at the Speed of Light
May 5, 2009
Replies
5
Views
3K
Pinhole Diffraction results - Young's Experiment
May 5, 2009
Replies
2
Views
9K
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