What is a barleycorn?

A barleycorn is a historic British unit of length equal to one third of an inch, based on the length of a grain of barley.

What does the atomic unit of length represent?

The atomic unit of length, or Bohr radius, represents the typical distance between an electron and proton in a hydrogen atom and is used in quantum physics.

Why convert barleycorns to atomic units of length?

Converting barleycorns to atomic units helps connect traditional measurements with atomic scale calculations relevant in physics and chemistry.

How to Convert from Barleycorn to A.u. of length [a.u., b]

Convert length values from the historic barleycorn unit to the atomic unit of length (a.u. of length [a.u., b]) commonly used in quantum physics and chemistry with our easy-to-use online converter.

Barleycorn

A.u. of length [a.u., b]

Please check your input. It must be a valid numeric value.

Barleycorn to A.u. of length [a.u., b] Conversion Table

Barleycorn	A.u. of length [a.u., b]

Custom Unit Conversion Table Generator – Instant Printable Conversion Tables

Start Value

Enter the starting number (positive decimal or integer ≥ 0). Example: 0.1, 1, 5.

End Value

Enter the ending number (positive decimal or integer > Start Value). Example: 10, 50, 100.

Interval

Enter the step size (positive decimal > 0 and < End Value – Start Value). Example: 1.0, 2.5.

Barleycorn to A.u. of length [a.u., b] Conversion Table
Barleycorn	A.u. of length [a.u., b]

Explore More Length Units Converter

What Is This Tool?

This converter transforms measurements from barleycorn, a traditional British length unit, into atomic units of length used primarily in atomic and molecular physics. It bridges the gap between historic measurements and modern scientific scales.

How to Use This Tool?

Enter the value in barleycorns that you want to convert.
Select the target unit: atomic unit of length [a.u., b].
Click convert to see the equivalent measurement in atomic units.

Key Features

Converts between barleycorn and atomic unit of length (a.u. of length [a.u., b]) accurately.
User-friendly interface suitable for historical and scientific measurement needs.
Supports length conversions relevant to quantum physics and traditional British sizing.

Examples

2 barleycorn equals 319993600.7327 a.u. of length.
0.5 barleycorn equals 79998400.183175 a.u. of length.

Common Use Cases

Interpreting traditional British measurements in scientific research.
Translating historical length units for quantum physics and chemistry calculations.
Modeling atomic and molecular distances in computational physics.

Tips & Best Practices

Use scientific notation or computational tools to handle very large conversion results.
Understand the traditional context of barleycorns when applying in modern calculations.
Always verify unit definitions when precision is critical in simulations.

Limitations

Barleycorn is a historic unit with limited use outside traditional British contexts.
Conversions produce very large numbers due to the tiny size of the atomic unit of length.
Accuracy may vary slightly based on updates to the underlying physical constants.

Frequently Asked Questions

What is a barleycorn?: A barleycorn is a historic British unit of length equal to one third of an inch, based on the length of a grain of barley.
What does the atomic unit of length represent?: The atomic unit of length, or Bohr radius, represents the typical distance between an electron and proton in a hydrogen atom and is used in quantum physics.
Why convert barleycorns to atomic units of length?: Converting barleycorns to atomic units helps connect traditional measurements with atomic scale calculations relevant in physics and chemistry.

Key Terminology

Barleycorn: A historic unit of length equal to one third of an inch, historically based on the size of a barley grain.
Atomic unit of length [a.u., b]: The Bohr radius, representing the scale of electron–proton separation in hydrogen, used in atomic physics and quantum chemistry.

Quick Knowledge Check

What is the base length that a barleycorn represents?

Approximately one inch

One third of an inch

Half an inch

What does the atomic unit of length correspond to?

The distance between Earth and the Moon

The characteristic electron–proton separation in hydrogen

The size of a barley grain

In which field is the atomic unit of length commonly used?

Quantum physics and chemistry

Shoe manufacturing

Agricultural measurements

Share Us

Similar Calculators

Online Surface Current Density Units Converter Online Heat Flux Density Units Converter Online Heat Density Units Converter Online Weight and Mass Units Converter Online Flow Molar Units Converter