Does light travel through a waveguide faster than electricity through a wire

Does light travel through a waveguide faster than electricity through a wire

04 May 2017 1,746 0 View

Does light change phase when reflecting off a metal surface?

Does light change phase when reflecting off a metal surface?

04 May 2017 4,491 2 View

Is glass considered as a linear optical medium?

Is glass considered as a linear optical medium?

03 April 2017 2,017 0 View

How much light can pass through a point?

How much light can pass through a point?

03 April 2017 2,923 0 View

What happens to scattered light when intensity of light increases?

What happens to scattered light when intensity of light increases?

03 April 2017 9,993 1 View

Why can't light move electrically charged objects?

Why can't light move electrically charged objects?

03 April 2017 4,440 0 View

How do we calculate the irradience of an EM wave?

How do we calculate the irradience of an EM wave?

03 April 2017 9,388 0 View

Is there a way to physically resolve elliptically polarized light into circularly polarized components?

Is there a way to physically resolve elliptically polarized light into circularly polarized components?

03 April 2017 4,710 0 View

Why do light rays going to infinity form a real image?

Why do light rays going to infinity form a real image?

03 April 2017 9,493 0 View

Which object is seen if light reflects from one object after another?

Which object is seen if light reflects from one object after another?

03 April 2017 2,658 0 View

Physics: Why do we describe light by referring to its wavelength, but microwaves and radar pulses by referring to their frequency?

In physics, the description of the properties of light generally refers to its wavelength (nm), while in the range of microwaves and radio waves we refer to the frequency of a signal (e.g. kHz or...

03 March 2021 1,682 3 View

What are the most reliable approaches to extract key continuous frames from a video, with complete automation?

I have an input video, of skin (from a microscope that means it is magnified such that blood capillaries are visible). The idea is to extract 15 sec of continuous frames from a video of 1 min,...

02 March 2021 2,735 2 View

Is there any effect of different colours of light (white, red, yellow, blue etc.) on the rate of photosynthesis? If yes, why?

Light is inevitable for the process of photosynthesis reaction. Naturally sunlight plays the vital role for this process. Light may be of different colours like white, red, yellow, blue etc....

02 March 2021 7,890 2 View

Why almost every element would be metallized in sufficiently high pressure and low temperature?

(This statement is from wikipedia, BTW). What is so special about metallic bond that is limiting high-P low-T state of a matter (as long as individual atoms exist, not white dwarf of neutron star...

02 March 2021 3,309 2 View

How can extract ciprofloxacin hydrochloride disolve in water er to organic solvent such as dichloromethan or any other solvent?

I need a procedure to extract the ciprofloxacin hydrochloride from aqueous solution by using dichloromethane in detail,. I thank you very much.

01 March 2021 4,306 1 View

Which bacteria are suitable for quorum sensing screening?

I want to find a quorum sensing inhibitor from plant extracts. Klebsiella pneumoniae, Moraxella catarrhalis, Staphylococcus aureus, and Streptococcus pneumoniae. I looked for these strains...

01 March 2021 7,675 3 View

How to perform statistical analysis of coefficients extracted from transform techniques?

I am studying the potential of DCT and FFT coefficients extracted from a signal to classify the different objects that emit the signal. I applied the Shapiro-Wilk to confirm that data was not...

01 March 2021 8,079 2 View

How to remove fatty material from plant extract?

The resultant solid was partitioned three times with 250 ml of petroleum ether (40-60/c) to remove any fatty material and evaporated to dryness.

28 February 2021 9,464 2 View

Can water be extracted from Olivine?

I have always been interested in geology and wondered about how unique structures of materials behave in different circumstances. I stumbled upon Olivine, the magnesium iron silicate, and heard...

28 February 2021 7,330 4 View

How to make fractions of chloroform extract of plant, using seperating funnel?

28 February 2021 8,466 2 View