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A
Thomson scattering and unpolarized light
Jul 21, 2012
Replies
6
Views
4K
Is it possible to store light for later use?
Jul 20, 2012
Replies
7
Views
5K
The color of an apple (light absorption and emission)
Jul 20, 2012
Replies
13
Views
12K
Interactions between Photons and Atoms in the Electromagnetic Spectrum
Jul 19, 2012
Replies
2
Views
2K
Gravitational lensing due to earth
Jul 17, 2012
Replies
4
Views
2K
Sending communications on light waves
Jul 16, 2012
Replies
4
Views
2K
External Cavity Laser: Ultra Narrow Line Width
Jul 16, 2012
Replies
2
Views
2K
Line of Polarizers Reflection Question
Jul 16, 2012
Replies
1
Views
1K
Finding focal lens of compound microscope
Jul 16, 2012
Replies
1
Views
4K
Slow Light: Can Light Gain Mass and Accelerate?
Jul 15, 2012
Replies
7
Views
3K
Why does infrared light produce more heat than visible light?
Jul 15, 2012
Replies
24
Views
7K
Thought Expirement: Light In a Mirrored box
Jul 14, 2012
Replies
1
Views
2K
Fiber Optic Y Connection Question
Jul 14, 2012
Replies
5
Views
2K
Do i have the ability to see in ultraviolet?
Jul 13, 2012
Replies
7
Views
2K
Optical Source Modulation with a Chopper
Jul 13, 2012
Replies
24
Views
13K
Intensity of elliptically polarized light
Jul 13, 2012
Replies
1
Views
5K
Smallest diameter collimated laser/optical beam?
Jul 12, 2012
Replies
1
Views
4K
Need help with contraconcave mirrors
Jul 11, 2012
Replies
4
Views
2K
Direct photons in one direction Help?
Jul 11, 2012
Replies
4
Views
2K
Speed of light and bending time
Jul 9, 2012
Replies
1
Views
2K
Light sky under primary rainbowwhy?
Jul 9, 2012
Replies
4
Views
3K
Young's light interference experiment
Jul 8, 2012
Replies
4
Views
2K
Earth Mass Increasing? Photons and Photosynthesis making more matter on earth?
Jul 7, 2012
Replies
33
Views
19K
Can light travel faster than itself?
Jul 7, 2012
3
Replies
70
Views
40K
Total Internal Reflection a doubt?
Jul 7, 2012
Replies
4
Views
2K
Does Time Affect the Speed of Light? Exploring Special Relativity
Jul 4, 2012
Replies
1
Views
1K
Diffraction Across a Knife Edge
Jul 3, 2012
Replies
4
Views
3K
Does Fresnel reflection involves absorption of light?
Jul 3, 2012
Replies
2
Views
2K
Optics-Lenses - image outside the mirror?
Jul 2, 2012
Replies
4
Views
2K
Glass that has minimum reflection and absorption at 1550nm
Jun 30, 2012
Replies
1
Views
2K
What is the difference between Raman scattering and fluorescence
Jun 30, 2012
Replies
4
Views
3K
Create Stunning Optics Schemes with Our Software - Perfect for Academics
Jun 30, 2012
Replies
1
Views
3K
Exploring the Limits of Snell's Law
Jun 29, 2012
Replies
2
Views
2K
Poynting theorem for light-matter coupling in an absortive medium
Jun 29, 2012
Replies
1
Views
2K
Is light what we think of as dark matter?
Jun 29, 2012
Replies
2
Views
2K
Reflecting Gamma Rays w/ Electron Gas for Spacecraft
Jun 29, 2012
Replies
10
Views
20K
Energy and Light: Is it All the Same?
Jun 28, 2012
Replies
5
Views
2K
If light is a wave, what is waving?
Jun 27, 2012
3
Replies
77
Views
24K
Directionality of a Laser Beam
Jun 27, 2012
Replies
4
Views
6K
Vacuum Polarization: Dielectric Possibility?
Jun 26, 2012
Replies
1
Views
1K
Can a Grounded Target Evade a Direct Lightning Strike with Sufficient Speed?
Jun 26, 2012
Replies
9
Views
3K
Are photons necessary for an object to show colour?
Jun 25, 2012
Replies
10
Views
3K
Where does light go when i turn off the.light
Jun 25, 2012
Replies
21
Views
15K
Sub Atomic Particle Sizes (Orders of Magnitude related)
Jun 24, 2012
Replies
15
Views
8K
Why are microwave waves bad for you?
Jun 23, 2012
Replies
4
Views
3K
Could a Mass for Photons Change Our Understanding of Relativity?
Jun 23, 2012
Replies
7
Views
2K
Phase change of reflected wave - is there a polarization dependence?
Jun 22, 2012
Replies
1
Views
3K
Refractive index and its effect upon conduction/insulation
Jun 22, 2012
Replies
4
Views
3K
Infinity-corrected optical system
Jun 21, 2012
Replies
4
Views
2K
Light prapogate as wave or particle?
Jun 21, 2012
Replies
1
Views
2K
Confused about image size in plane, concave, or convex mirrors
Jun 20, 2012
Replies
1
Views
2K
Spectrometer setup to minimize absorption of reflected light
Jun 20, 2012
Replies
7
Views
2K
Water waves - is this reflection, or refraction, or both?
Jun 20, 2012
Replies
4
Views
3K
How does light lose energy as it travels over distance?
Jun 18, 2012
Replies
9
Views
8K
Microwave interactions with motion sensors
Jun 16, 2012
Replies
7
Views
4K
Why can we see light when looking down a metallic tube? TEM modes can't exist.
Jun 15, 2012
Replies
9
Views
4K
Does lightening cause a form of cavitation?
Jun 15, 2012
Replies
4
Views
4K
Do Photons Oscillate? Exploring EM Waves
Jun 14, 2012
Replies
11
Views
11K
Mie scattering of infinite cylinder (light parallel to axis)
Jun 14, 2012
Replies
1
Views
4K
Put some light on my concept of light.
Jun 14, 2012
Replies
1
Views
2K
Why does light allow us to see things?
Jun 12, 2012
Replies
16
Views
7K
Derivation for magnification equation for convex mirrors
Jun 12, 2012
Replies
9
Views
16K
UV light absorption by transparent sheets – how?
Jun 11, 2012
Replies
8
Views
8K
General formula for refractive index of moist air?
Jun 10, 2012
Replies
1
Views
2K
Observing Features Near Vertical Trench Sidewalls: Solutions?
Jun 9, 2012
Replies
1
Views
2K
Help~total internal reflection
Jun 9, 2012
Replies
5
Views
2K
Low Cost, High Index of Refraction?
Jun 8, 2012
Replies
8
Views
3K
Local Conservation of Energy in Superposition of Mechanical Wave Pulses
Jun 8, 2012
Replies
8
Views
6K
Light Properties: Refraction & Huygens' Principle
Jun 7, 2012
Replies
4
Views
2K
Circuit with 2 batteries when one has a reversed polarity
Jun 6, 2012
Replies
2
Views
12K
How Does Polarization Affect Capacitor Charge and Potential Difference?
Jun 6, 2012
Replies
2
Views
2K
Light dispersion through a window glass
Jun 6, 2012
Replies
4
Views
4K
Hi is light a kind of acceleration? (not velocity or momentum)
Jun 6, 2012
Replies
1
Views
1K
Understanding the Disappearance of Light: A Physics Newbie's Question Answered
Jun 5, 2012
Replies
6
Views
3K
Creating 2D Irradiance Distribution with Exact Scalar Method
Jun 5, 2012
Replies
1
Views
2K
Why Does Light Move? Exploring Its Properties
Jun 5, 2012
2
Replies
42
Views
9K
Why does light bend,not just slow down?
Jun 4, 2012
Replies
8
Views
9K
Specular reflection from moving mirrors
Jun 4, 2012
Replies
4
Views
2K
Operation of a Diffused Light Polariscope
Jun 1, 2012
Replies
1
Views
2K
Coupled Pendulums - Possible Solutions and Superposition
May 31, 2012
Replies
9
Views
4K
Classical description of laser light?
May 31, 2012
Replies
1
Views
2K
The relationship between absorbtion, emissivity and reflection
May 30, 2012
Replies
1
Views
7K
Move or attract large/heavy materials using polarisation
May 29, 2012
Replies
1
Views
2K
Can a Lightning Strike Kill Someone Flying in the Sky?
May 28, 2012
Replies
11
Views
3K
Refraction and splitting of a photon
May 28, 2012
Replies
5
Views
2K
Is Polarity Universal? Examining Forces & Particles
May 23, 2012
Replies
2
Views
2K
Discover the Top 10 Effects of Light: A Comprehensive Guide
May 22, 2012
Replies
6
Views
2K
Speed of Lasers: 300x Faster Than Light? Plus, What Happens in Space?
May 21, 2012
Replies
4
Views
3K
Colours of objects produced by light due to reflection & absorption
May 21, 2012
Replies
1
Views
2K
Calculation of light on a surface
May 21, 2012
Replies
7
Views
3K
The inverse square law for point light sources inside an opaque medium
May 21, 2012
Replies
5
Views
3K
Nonstandard Concave Mirror Optics, beyond the parabola.
May 21, 2012
Replies
2
Views
2K
What is the formula for sound refraction?
May 21, 2012
Replies
25
Views
14K
Coverage Area Of Light Reflected Using A Convex Mirror
May 21, 2012
Replies
1
Views
4K
Max Photon Energy: Limit & Most Observed
May 20, 2012
Replies
10
Views
4K
Light when going as fast as the speed of light
May 20, 2012
Replies
2
Views
2K
Tranform photon to other energy
May 18, 2012
Replies
11
Views
2K
Is it possible to make one particle have a velocity same with speed of light
May 18, 2012
Replies
1
Views
1K
Is the value of c ( speed of light ) is constant ?
May 18, 2012
Replies
11
Views
4K
Negative index of refraction with anisotropy, quick question
May 17, 2012
Replies
7
Views
2K
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