Total Energy of Particle in 3D Box Formula

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Total Energy of Particle in 3D Box is defined as the summation of the energy possessed by the particle in both x , y and z directions. Check FAQs
E=(nx)2([hP])28m(lx)2+(ny)2([hP])28m(ly)2+(nz)2([hP])28m(lz)2
E - Total Energy of Particle in 3D Box?nx - Energy Levels along X axis?m - Mass of Particle?lx - Length of Box along X axis?ny - Energy Levels along Y axis?ly - Length of Box along Y axis?nz - Energy Levels along Z axis?lz - Length of Box along Z axis?[hP] - Planck constant?[hP] - Planck constant?[hP] - Planck constant?

Total Energy of Particle in 3D Box Example

With values
With units
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Here is how the Total Energy of Particle in 3D Box equation looks like with Values.

Here is how the Total Energy of Particle in 3D Box equation looks like with Units.

Here is how the Total Energy of Particle in 3D Box equation looks like.

447.721Edit=(2Edit)2(6.6E-34)289E-31Edit(1.01Edit)2+(2Edit)2(6.6E-34)289E-31Edit(1.01Edit)2+(2Edit)2(6.6E-34)289E-31Edit(1.01Edit)2
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Total Energy of Particle in 3D Box Solution

Follow our step by step solution on how to calculate Total Energy of Particle in 3D Box?

FIRST Step Consider the formula
E=(nx)2([hP])28m(lx)2+(ny)2([hP])28m(ly)2+(nz)2([hP])28m(lz)2
Next Step Substitute values of Variables
E=(2)2([hP])289E-31kg(1.01A)2+(2)2([hP])289E-31kg(1.01A)2+(2)2([hP])289E-31kg(1.01A)2
Next Step Substitute values of Constants
E=(2)2(6.6E-34)289E-31kg(1.01A)2+(2)2(6.6E-34)289E-31kg(1.01A)2+(2)2(6.6E-34)289E-31kg(1.01A)2
Next Step Convert Units
E=(2)2(6.6E-34)289E-31kg(1E-10m)2+(2)2(6.6E-34)289E-31kg(1E-10m)2+(2)2(6.6E-34)289E-31kg(1E-10m)2
Next Step Prepare to Evaluate
E=(2)2(6.6E-34)289E-31(1E-10)2+(2)2(6.6E-34)289E-31(1E-10)2+(2)2(6.6E-34)289E-31(1E-10)2
Next Step Evaluate
E=7.17328434712048E-17J
Next Step Convert to Output's Unit
E=447.72099896835eV
LAST Step Rounding Answer
E=447.721eV

Total Energy of Particle in 3D Box Formula Elements

Variables
Constants
Total Energy of Particle in 3D Box
Total Energy of Particle in 3D Box is defined as the summation of the energy possessed by the particle in both x , y and z directions.
Symbol: E
Measurement: EnergyUnit: eV
Note: Value can be positive or negative.
Energy Levels along X axis
Energy Levels along X axis are the quantised levels where the particle may be present.
Symbol: nx
Measurement: NAUnit: Unitless
Note: Value should be greater than 0.
Mass of Particle
Mass of Particle is defined as the energy of that system in a reference frame where it has zero momentum.
Symbol: m
Measurement: WeightUnit: kg
Note: Value should be greater than 0.
Length of Box along X axis
Length of Box along X axis gives us the dimension of the box in which the particle is kept.
Symbol: lx
Measurement: LengthUnit: A
Note: Value can be positive or negative.
Energy Levels along Y axis
Energy Levels along Y axis are the quantised levels where the particle may be present.
Symbol: ny
Measurement: NAUnit: Unitless
Note: Value should be greater than 0.
Length of Box along Y axis
Length of Box along Y axis gives us the dimension of the box in which the particle is kept.
Symbol: ly
Measurement: LengthUnit: A
Note: Value should be greater than 0.
Energy Levels along Z axis
Energy Levels along Z axis are the quantised levels where the particle may be present.
Symbol: nz
Measurement: NAUnit: Unitless
Note: Value should be greater than 0.
Length of Box along Z axis
Length of Box along Z axis gives us the dimension of the box in which the particle is kept.
Symbol: lz
Measurement: LengthUnit: A
Note: Value should be greater than 0.
Planck constant
Planck constant is a fundamental universal constant that defines the quantum nature of energy and relates the energy of a photon to its frequency.
Symbol: [hP]
Value: 6.626070040E-34
Planck constant
Planck constant is a fundamental universal constant that defines the quantum nature of energy and relates the energy of a photon to its frequency.
Symbol: [hP]
Value: 6.626070040E-34
Planck constant
Planck constant is a fundamental universal constant that defines the quantum nature of energy and relates the energy of a photon to its frequency.
Symbol: [hP]
Value: 6.626070040E-34

Other formulas in Particle in 3 Dimensional Box category

​Go Energy of Particle in nx Level in 3D Box
Ex=(nx)2([hP])28m(lx)2
​Go Energy of Particle in ny Level in 3D Box
Ey=(ny)2([hP])28m(ly)2

How to Evaluate Total Energy of Particle in 3D Box?

Total Energy of Particle in 3D Box evaluator uses Total Energy of Particle in 3D Box = ((Energy Levels along X axis)^2*([hP])^2)/(8*Mass of Particle*(Length of Box along X axis)^2)+((Energy Levels along Y axis)^2*([hP])^2)/(8*Mass of Particle*(Length of Box along Y axis)^2)+((Energy Levels along Z axis)^2*([hP])^2)/(8*Mass of Particle*(Length of Box along Z axis)^2) to evaluate the Total Energy of Particle in 3D Box, The Total Energy of Particle in 3D Box formula is defined as the total energy of particle in a 3 dimensional box which is now quantised by three numbers nx and ny and nz. Total Energy of Particle in 3D Box is denoted by E symbol.

How to evaluate Total Energy of Particle in 3D Box using this online evaluator? To use this online evaluator for Total Energy of Particle in 3D Box, enter Energy Levels along X axis (nx), Mass of Particle (m), Length of Box along X axis (lx), Energy Levels along Y axis (ny), Length of Box along Y axis (ly), Energy Levels along Z axis (nz) & Length of Box along Z axis (lz) and hit the calculate button.

FAQs on Total Energy of Particle in 3D Box

What is the formula to find Total Energy of Particle in 3D Box?
The formula of Total Energy of Particle in 3D Box is expressed as Total Energy of Particle in 3D Box = ((Energy Levels along X axis)^2*([hP])^2)/(8*Mass of Particle*(Length of Box along X axis)^2)+((Energy Levels along Y axis)^2*([hP])^2)/(8*Mass of Particle*(Length of Box along Y axis)^2)+((Energy Levels along Z axis)^2*([hP])^2)/(8*Mass of Particle*(Length of Box along Z axis)^2). Here is an example- 2.8E+21 = ((2)^2*([hP])^2)/(8*9E-31*(1.01E-10)^2)+((2)^2*([hP])^2)/(8*9E-31*(1.01E-10)^2)+((2)^2*([hP])^2)/(8*9E-31*(1.01E-10)^2).
How to calculate Total Energy of Particle in 3D Box?
With Energy Levels along X axis (nx), Mass of Particle (m), Length of Box along X axis (lx), Energy Levels along Y axis (ny), Length of Box along Y axis (ly), Energy Levels along Z axis (nz) & Length of Box along Z axis (lz) we can find Total Energy of Particle in 3D Box using the formula - Total Energy of Particle in 3D Box = ((Energy Levels along X axis)^2*([hP])^2)/(8*Mass of Particle*(Length of Box along X axis)^2)+((Energy Levels along Y axis)^2*([hP])^2)/(8*Mass of Particle*(Length of Box along Y axis)^2)+((Energy Levels along Z axis)^2*([hP])^2)/(8*Mass of Particle*(Length of Box along Z axis)^2). This formula also uses Planck constant, Planck constant, Planck constant .
Can the Total Energy of Particle in 3D Box be negative?
Yes, the Total Energy of Particle in 3D Box, measured in Energy can be negative.
Which unit is used to measure Total Energy of Particle in 3D Box?
Total Energy of Particle in 3D Box is usually measured using the Electron-Volt[eV] for Energy. Joule[eV], Kilojoule[eV], Gigajoule[eV] are the few other units in which Total Energy of Particle in 3D Box can be measured.
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