Phase Velocity in Optic Fiber Calculator

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Fiber Design Characteristics

Fiber Modelling Parameters

✖Effective Index of Mode is a way to describe the propagation characteristics of a specific mode (or electromagnetic wave) within a waveguide.ⓘ Effective Index of Mode [η_eff]

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✖Phase velocity in optics refers to the velocity at which the phase of an electromagnetic wave propagates through a medium.ⓘ Phase Velocity in Optic Fiber [v_ph]

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Formula

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Phase Velocity in Optic Fiber

Formula

`"v"_{"ph"} = "[c]"/"η"_{"eff"}`

Example

`"2.3E^8m/s"="[c]"/"1.29"`

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Phase Velocity in Optic Fiber Solution

STEP 0: Pre-Calculation Summary

Formula Used

Phase Velocity = [c]/Effective Index of Mode
v_ph = [c]/η_eff
This formula uses 1 Constants, 2 Variables

Constants Used

[c] - Light speed in vacuum Value Taken As 299792458.0

Variables Used

Phase Velocity - (Measured in Meter per Second) - Phase velocity in optics refers to the velocity at which the phase of an electromagnetic wave propagates through a medium.
Effective Index of Mode - Effective Index of Mode is a way to describe the propagation characteristics of a specific mode (or electromagnetic wave) within a waveguide.

STEP 1: Convert Input(s) to Base Unit

Effective Index of Mode: 1.29 --> No Conversion Required

STEP 2: Evaluate Formula

Substituting Input Values in Formula

v_ph = [c]/η_eff --> [c]/1.29

Evaluating ... ...

v_ph = 232397254.263566

STEP 3: Convert Result to Output's Unit

232397254.263566 Meter per Second --> No Conversion Required

FINAL ANSWER

232397254.263566 ≈ 2.3E+8 Meter per Second <-- Phase Velocity

(Calculation completed in 00.020 seconds)

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Credits

Created by Santhosh Yadav

Dayananda Sagar College Of Engineering (DSCE), Banglore

Santhosh Yadav has created this Calculator and 50+ more calculators!

Verified by Ritwik Tripathi

Vellore Institute of Technology (VIT Vellore), Vellore

Ritwik Tripathi has verified this Calculator and 100+ more calculators!

< 12 Fiber Design Characteristics Calculators

Normalised Propagation Constant

Go Normalised Propagation Constant = (Effective Index of Mode-Refractive Index of Cladding)/(Refractive Index of Core-Refractive Index of Cladding)

Delta Parameter

Go Delta Parameter = (Refractive Index of Core^2-Refractive Index of Cladding^2)/(Refractive Index of Core^2)

Ray Optics Critical Angle

Go Critical Angle = sin(Refractive Index Releasing Medium/Refractive Index Incident Medium)^-1

Numerical Aperture

Go Numerical Aperture = sqrt((Refractive Index of Core^2)-(Refractive Index of Cladding^2))

Refractive Index of Fiber Core

Go Refractive Index of Core = sqrt(Numerical Aperture^2+Refractive Index of Cladding^2)

Refractive Index of Cladding

Go Refractive Index of Cladding = sqrt(Refractive Index of Core^2-Numerical Aperture^2)

Optical Pulse Duration

Go Optical Pulse Duration = Length of Fiber*Optical Fiber Dispersion*Gaussian Pulse

Graded Index Length of Fiber

Go Grade Index Fiber = Length of Fiber*Refractive Index of Core

Plane Wave Velocity

Go Plane Wave Velocity = Angular Velocity/Propagation Constant

Phase Velocity in Optic Fiber

Go Phase Velocity = [c]/Effective Index of Mode

Normalized Frequency

Go Normalized Frequency = sqrt(2*Number of Modes)

Group Delay

Go Group Velocity = Length of Fiber/Group Delay

Phase Velocity in Optic Fiber Formula

Phase Velocity = [c]/Effective Index of Mode
v_ph = [c]/η_eff

How is Phase Velocity important?

It's an essential concept in optics and is often used to understand the behavior of light when it interacts with different materials, such as lenses, prisms, and waveguides.

How to Calculate Phase Velocity in Optic Fiber?

Phase Velocity in Optic Fiber calculator uses Phase Velocity = [c]/Effective Index of Mode to calculate the Phase Velocity, Phase Velocity in Optic Fiber of an optic wave is the speed at which a specific phase of the wave travels through a medium. In simple terms, it tells you how fast the "crests" or "troughs" of the wave move. Phase Velocity is denoted by v_ph symbol.

How to calculate Phase Velocity in Optic Fiber using this online calculator? To use this online calculator for Phase Velocity in Optic Fiber, enter Effective Index of Mode (η_eff) and hit the calculate button. Here is how the Phase Velocity in Optic Fiber calculation can be explained with given input values -> 2.3E+8 = [c]/1.29.

FAQ

What is Phase Velocity in Optic Fiber?

Phase Velocity in Optic Fiber of an optic wave is the speed at which a specific phase of the wave travels through a medium. In simple terms, it tells you how fast the "crests" or "troughs" of the wave move and is represented as v_ph = [c]/η_eff or Phase Velocity = [c]/Effective Index of Mode. Effective Index of Mode is a way to describe the propagation characteristics of a specific mode (or electromagnetic wave) within a waveguide.

How to calculate Phase Velocity in Optic Fiber?

Phase Velocity in Optic Fiber of an optic wave is the speed at which a specific phase of the wave travels through a medium. In simple terms, it tells you how fast the "crests" or "troughs" of the wave move is calculated using Phase Velocity = [c]/Effective Index of Mode. To calculate Phase Velocity in Optic Fiber, you need Effective Index of Mode (η_eff). With our tool, you need to enter the respective value for Effective Index of Mode and hit the calculate button. You can also select the units (if any) for Input(s) and the Output as well.

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