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Positive or Negative? A Question about Polarity
Sep 12, 2013
Replies
6
Views
2K
Can Microwaves Fuse Metal Particles on a Plastic Substrate?
Sep 11, 2013
Replies
7
Views
3K
Spherical mirror area according to the amount of light
Sep 11, 2013
Replies
9
Views
2K
Exploring Light: Can a Friend Across the Atlantic See Me on a Clear Day?
Sep 10, 2013
Replies
22
Views
3K
Creating a low pressure region inside a laser beam
Sep 9, 2013
Replies
6
Views
2K
Does light follow a helical path ?
Sep 9, 2013
Replies
4
Views
2K
Can light be synthetically created ?
Sep 9, 2013
Replies
4
Views
4K
If a light goes from space to a glass
Sep 9, 2013
Replies
12
Views
2K
Solve Physics: Understand Bernoulli's Principle & How an Aerofoil Develops Lift
Sep 8, 2013
Replies
5
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2K
Does every light ray travels in all directions?
Sep 7, 2013
Replies
5
Views
6K
Why Does Light With Less Wavelength Run Faster in Glass?
Sep 6, 2013
Replies
1
Views
1K
Why Aren't the Stars Visible at Night?
Sep 6, 2013
Replies
1
Views
1K
Can Laser be generated with only rapid decay levels?
Sep 6, 2013
Replies
7
Views
2K
How to determine if a semiconductor laser is broken
Sep 4, 2013
Replies
6
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3K
Converging wave interference generating a caustic
Sep 4, 2013
Replies
8
Views
2K
Why Do Some Sound Waves Reflect While Others Are Absorbed?
Sep 4, 2013
Replies
4
Views
3K
Would anything going the speed of light kill you and would fermions?
Sep 3, 2013
Replies
5
Views
2K
Aberrations at Lens Elements as Unsharp Filter
Aug 30, 2013
Replies
7
Views
2K
What is the Magnitude of Acceleration?
Aug 30, 2013
Replies
1
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1K
Understanding Fixed Magnification: Exploring the Role of Single Lenses
Aug 28, 2013
Replies
1
Views
2K
Determination of Laser Induced Fields in Matter
Aug 27, 2013
Replies
1
Views
1K
Passive long range sensor using radio wave distortions?
Aug 27, 2013
Replies
1
Views
1K
Relation between refractive index and model equation
Aug 26, 2013
Replies
1
Views
1K
Why Choose High Frequency Radio Waves for Long-Distance Communication?
Aug 26, 2013
Replies
4
Views
8K
How does the light from a laser reflect off objects with same color?
Aug 26, 2013
Replies
5
Views
10K
Optics issue with focusing beam
Aug 23, 2013
Replies
7
Views
3K
How does a photon reflect off a smooth surface?
Aug 22, 2013
Replies
5
Views
2K
Why is it not possible to see the interference pattern of white light
Aug 22, 2013
Replies
6
Views
4K
Index of refraction and density
Aug 21, 2013
Replies
1
Views
2K
How do i demonstrate thin film interference with microscope slides?
Aug 20, 2013
Replies
4
Views
3K
What is the intensity of this light?
Aug 16, 2013
Replies
1
Views
1K
Can Bicycles Generate Enough Power to Run Microwaves?
Aug 15, 2013
Replies
2
Views
2K
Source of the first Photon in the LASER
Aug 15, 2013
Replies
6
Views
3K
Similarity and difference between light and sound?
Aug 13, 2013
Replies
2
Views
5K
Possibility of million entangled photons
Aug 13, 2013
Replies
13
Views
2K
Absorption coefficient of aluminium for microwaves
Aug 13, 2013
Replies
4
Views
3K
Smallest curvature radius in gradient index optics
Aug 12, 2013
Replies
1
Views
2K
Objects Absorb & Reflect Light: How Does It Work?
Aug 11, 2013
Replies
1
Views
2K
Radio waves to gamma particle question
Aug 7, 2013
Replies
5
Views
2K
Optics: Can a magnified real image be larger than the lens diameter?
Aug 7, 2013
Replies
15
Views
4K
Reflection of particles and light: different reflection surface types
Aug 6, 2013
Replies
2
Views
2K
What is the relationship between the speed of light and the true vacuum?
Aug 6, 2013
Replies
29
Views
5K
Floating Mirror & Its Unusual Focus Heat
Aug 5, 2013
Replies
4
Views
2K
How Does Thin Film Thickness Affect Interference Patterns?
Aug 5, 2013
Replies
2
Views
2K
How Do Fiber Optic and Copper Cables Differ in Physics?
Aug 5, 2013
Replies
1
Views
2K
Laser beam with 5 millimeter diameter
Aug 4, 2013
Replies
4
Views
3K
What's the microwave S-parameter?
Aug 4, 2013
Replies
6
Views
3K
Mie scattering for sphere with constant dipole moment
Aug 3, 2013
Replies
5
Views
1K
Is light matter, or just a concept of vibrations in a medium?
Aug 2, 2013
Replies
14
Views
3K
Is My Laser Truly Vertically Polarized?
Aug 2, 2013
Replies
5
Views
4K
Collimating a white light beam
Aug 2, 2013
Replies
1
Views
3K
Why does a conductor's refractive index affect Snell's law for refraction?
Jul 31, 2013
Replies
10
Views
5K
Orders of Magnitude - From Quark to Superstring Theory
Jul 31, 2013
Replies
4
Views
2K
Is false yellow true yellow when reflected?
Jul 31, 2013
Replies
20
Views
4K
Question about nature of light
Jul 30, 2013
Replies
7
Views
2K
Solving Optics Lens Problems: 2 Possibilities for Object Placement
Jul 27, 2013
Replies
4
Views
2K
Is mixed light the same as interfered light?
Jul 27, 2013
Replies
1
Views
1K
Out of Pure Light Matter is Created
Jul 27, 2013
Replies
5
Views
3K
What could cause a polarizer to not block 100% light?
Jul 26, 2013
Replies
10
Views
2K
Engraving laser machine with a lens
Jul 25, 2013
Replies
4
Views
2K
Polarizability if a molecule in raman scattering
Jul 24, 2013
Replies
2
Views
1K
Prooving pseudo-periodicity of diffracted field for gratings
Jul 24, 2013
Replies
9
Views
2K
Phase retrieval problem for laser profile
Jul 24, 2013
Replies
4
Views
2K
Gold's index of refraction in micro-onde
Jul 22, 2013
Replies
4
Views
2K
Is Stefan–Boltzmann law valid for light reflection
Jul 21, 2013
Replies
1
Views
10K
General equation for light intensity entering half circle
Jul 20, 2013
Replies
6
Views
2K
How does wave reflection work?
Jul 20, 2013
Replies
2
Views
2K
Buy a Determinium Lens Online - What is It?
Jul 19, 2013
Replies
7
Views
2K
Laser Sheet Optics: Generating w/ Spherical Lenses
Jul 17, 2013
Replies
9
Views
6K
Optical rotation and linear basis set
Jul 16, 2013
Replies
5
Views
2K
Choosing the Right Fresnel Lens for Automotive Headlamp Projection?
Jul 16, 2013
Replies
1
Views
2K
How do anti-reflective coatings let MORE light in through the lens?
Jul 15, 2013
Replies
11
Views
6K
Building a Laser? Questions, Resources & Cost
Jul 15, 2013
Replies
4
Views
2K
Altering the speed of light, implications
Jul 14, 2013
Replies
8
Views
2K
Mechanics~polar coordinate & radial and transverse component
Jul 14, 2013
Replies
4
Views
2K
Far Field lens Imaging…Does k-wave number follow arc length equation?
Jul 13, 2013
Replies
1
Views
2K
Will high power laser penetrate mirror?
Jul 13, 2013
Replies
11
Views
9K
Extremely energetic photon threshold
Jul 13, 2013
Replies
7
Views
2K
Do photons have mass experiment?
Jul 13, 2013
Replies
31
Views
6K
Need a suggestion for an assignment on fiber optics.
Jul 12, 2013
Replies
1
Views
1K
Relating absorbance wavelengths and refractive index
Jul 12, 2013
Replies
1
Views
2K
Precision particle delivery via laser for 3D printing
Jul 12, 2013
Replies
1
Views
2K
Homopolar Generator Setup & Effect of Magnetized Conductivity
Jul 12, 2013
Replies
4
Views
2K
How do mirrors create images despite scattered light?
Jul 11, 2013
Replies
4
Views
3K
Seeking recommendations for fiber laser mode-locking resources
Jul 10, 2013
Replies
4
Views
2K
How Do Diffraction and Interference Affect Microscopes and Telescopes?
Jul 7, 2013
Replies
4
Views
1K
Why do objects reflect light (microscopic point of view)
Jul 4, 2013
Replies
1
Views
2K
System model of doppler shifted laser
Jul 2, 2013
Replies
1
Views
1K
Why doesn't light interfere in a room?
Jul 2, 2013
Replies
19
Views
6K
Simulating diffraction in optical instruments - help settle a dispute
Jul 1, 2013
Replies
7
Views
5K
Sound wave vs light wave speed
Jun 29, 2013
Replies
10
Views
4K
Dependence of refractive index
Jun 28, 2013
Replies
4
Views
2K
Why are only certain wavelengths reflected when light strikes a wall?
Jun 27, 2013
Replies
7
Views
5K
Signal modeling of reflected laser
Jun 27, 2013
Replies
1
Views
1K
Why does light slow down in glass?
Jun 27, 2013
Replies
1
Views
2K
Does Sound Undergo a Phase Shift When Reflected From a Wall?
Jun 27, 2013
Replies
1
Views
6K
Interaction of Photon with water
Jun 26, 2013
Replies
4
Views
2K
Photon as a particle and e-ray and o-ray
Jun 25, 2013
Replies
4
Views
1K
Photon polarization and direction
Jun 25, 2013
Replies
1
Views
1K
Mirrors reflecting images infinitely
Jun 24, 2013
Replies
7
Views
2K
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