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Coulombic Attraction Energy Formula

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Coulombic Attraction Energy is the energy which holds together the ionic compounds. Check FAQs

E coulombic = - \frac{1.8 \cdot ({[Charge-e]}^{2})}{2 \cdot π \cdot [Permeability-vacuum] \cdot ε r \cdot a}

E_coulombic - Coulombic Attraction Energy?ε_r - Dielectric Constant of Bulk Material?a - Radius of Quantum Dot?[Charge-e] - Charge of electron?[Permeability-vacuum] - Permeability of vacuum?π - Archimedes' constant?

Coulombic Attraction Energy Example

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Here is how the Coulombic Attraction Energy equation looks like with Values.

Here is how the Coulombic Attraction Energy equation looks like with Units.

Here is how the Coulombic Attraction Energy equation looks like.

-2.2E-6 = - \frac{1.8 \cdot ({1.6E-19}^{2})}{2 \cdot 3.1416 \cdot 1.3E-6 \cdot 5.6 \cdot 3}

-2.2E-6eV = - \frac{1.8 \cdot ({1.6E-19C}^{2})}{2 \cdot 3.1416 \cdot 1.3E-6 \cdot 5.6 \cdot 3nm}

-2.2E-6 = - \frac{1.8 \cdot ({1.6E-19}^{2})}{2 \cdot 3.1416 \cdot 1.3E-6 \cdot 5.6 \cdot 3}

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Coulombic Attraction Energy Solution

Follow our step by step solution on how to calculate Coulombic Attraction Energy?

FIRST Step Consider the formula

E coulombic = - \frac{1.8 \cdot ({[Charge-e]}^{2})}{2 \cdot π \cdot [Permeability-vacuum] \cdot ε r \cdot a}

Next Step Substitute values of Variables

∴

E coulombic = - \frac{1.8 \cdot ({[Charge-e]}^{2})}{2 \cdot π \cdot [Permeability-vacuum] \cdot 5.6 \cdot 3nm}

Next Step Substitute values of Constants

∴

E coulombic = - \frac{1.8 \cdot ({1.6E-19C}^{2})}{2 \cdot 3.1416 \cdot 1.3E-6 \cdot 5.6 \cdot 3nm}

Next Step Convert Units

∴

E coulombic = - \frac{1.8 \cdot ({1.6E-19C}^{2})}{2 \cdot 3.1416 \cdot 1.3E-6 \cdot 5.6 \cdot 3E-9m}

Next Step Prepare to Evaluate

∴

E coulombic = - \frac{1.8 \cdot ({1.6E-19}^{2})}{2 \cdot 3.1416 \cdot 1.3E-6 \cdot 5.6 \cdot 3E-9}

Next Step Evaluate

∴

E coulombic = -3.48332719872793E-25J

Next Step Convert to Output's Unit

∴

E coulombic = -2.17412088755988E-06eV

LAST Step Rounding Answer

∴

E coulombic = -2.2E-6eV

Coulombic Attraction Energy Formula Elements

Variables

Constants

Coulombic Attraction Energy

Coulombic Attraction Energy is the energy which holds together the ionic compounds.

Symbol: E_coulombic

Measurement: EnergyUnit: eV

Note: Value can be positive or negative.

Formulas to find Coulombic Attraction Energy

Dielectric Constant of Bulk Material

Dielectric Constant of Bulk Material is the permittivity of Bulk Material expressed as a ratio with the electric permittivity of a vacuum.

Symbol: ε_r

Measurement: NAUnit: Unitless

Note: Value can be positive or negative.

Formulas to find Dielectric Constant of Bulk Material

Radius of Quantum Dot

Radius of Quantum Dot is the distance from the center to any point on the boundary of Quantum dots.

Symbol: a

Measurement: LengthUnit: nm

Note: Value can be positive or negative.

Formulas to find Radius of Quantum Dot

Charge of electron

Charge of electron is a fundamental physical constant, representing the electric charge carried by an electron, which is the elementary particle with a negative electric charge.

Symbol: [Charge-e]

Value: 1.60217662E-19 C

Permeability of vacuum

Permeability of vacuum is a fundamental physical constant that relates the magnetic field within a vacuum to the current producing that field.

Symbol: [Permeability-vacuum]

Value: 1.2566E-6

Archimedes' constant

Archimedes' constant is a mathematical constant that represents the ratio of the circumference of a circle to its diameter.

Symbol: π

Value: 3.14159265358979323846264338327950288

Other formulas in Quantum Dots category

Go Quantum Capacitance of Quantum Dot

C N = \frac{{[Charge-e]}^{2}}{IP N - EA N}

Go Confinement Energy

E confinement = \frac{({[hP]}^{2}) \cdot (π^{2})}{2 \cdot (a^{2}) \cdot μ ex}

Go Reduced Mass of Exciton

μ ex = \frac{[Mass-e] \cdot (m e \cdot m h)}{m e + m h}

Go Brus Equation

E emission = E gap + (\frac{{[hP]}^{2}}{8 \cdot (a^{2})}) \cdot ((\frac{1}{[Mass-e] \cdot m e}) + (\frac{1}{[Mass-e] \cdot m h}))

How to Evaluate Coulombic Attraction Energy?

Coulombic Attraction Energy evaluator uses Coulombic Attraction Energy = -(1.8*([Charge-e]^2))/(2*pi*[Permeability-vacuum]*Dielectric Constant of Bulk Material*Radius of Quantum Dot) to evaluate the Coulombic Attraction Energy, The Coulombic Attraction Energy formula is defined as the energy that is produced as a result of the Coulombic attraction between the hole and the electron in an exciton. Coulombic Attraction Energy is denoted by E_coulombic symbol.

How to evaluate Coulombic Attraction Energy using this online evaluator? To use this online evaluator for Coulombic Attraction Energy, enter Dielectric Constant of Bulk Material (ε_r) & Radius of Quantum Dot (a) and hit the calculate button.

FAQs on Coulombic Attraction Energy

What is the formula to find Coulombic Attraction Energy?

The formula of Coulombic Attraction Energy is expressed as Coulombic Attraction Energy = -(1.8*([Charge-e]^2))/(2*pi*[Permeability-vacuum]*Dielectric Constant of Bulk Material*Radius of Quantum Dot). Here is an example- -13569789353840.5 = -(1.8*([Charge-e]^2))/(2*pi*[Permeability-vacuum]*5.6*3E-09).

How to calculate Coulombic Attraction Energy?

With Dielectric Constant of Bulk Material (ε_r) & Radius of Quantum Dot (a) we can find Coulombic Attraction Energy using the formula - Coulombic Attraction Energy = -(1.8*([Charge-e]^2))/(2*pi*[Permeability-vacuum]*Dielectric Constant of Bulk Material*Radius of Quantum Dot). This formula also uses Charge of electron, Permeability of vacuum, Archimedes' constant .

Can the Coulombic Attraction Energy be negative?

Yes, the Coulombic Attraction Energy, measured in Energy can be negative.

Which unit is used to measure Coulombic Attraction Energy?

Coulombic Attraction Energy is usually measured using the Electron-Volt[eV] for Energy. Joule[eV], Kilojoule[eV], Gigajoule[eV] are the few other units in which Coulombic Attraction Energy can be measured.

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Coulombic Attraction Energy Formula

Coulombic Attraction Energy Example

Coulombic Attraction Energy Solution

Coulombic Attraction Energy Formula Elements

Other formulas in Quantum Dots category

How to Evaluate Coulombic Attraction Energy?

FAQs on Coulombic Attraction Energy

Variable Name