What Is This Tool?
This converter transforms measurements from the link (US survey) unit, a traditional land surveying length, into the atomic unit of length (Bohr radius). It supports specialized scientific and historical applications by connecting macroscopic cadastral data with atomic-scale physics.
How to Use This Tool?
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Enter the length value in link (US survey) units
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Select 'link (US survey) [li]' as the input unit
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Choose 'a.u. of length [a.u., b]' as the target output unit
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Click the convert button to get the equivalent value in atomic units
Key Features
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Converts link (US survey) to a.u. of length using established conversion rates
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Supports scientific and historical data applications
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User-friendly interface suitable for researchers and surveyors
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Browser-based tool with fast calculation output
Examples
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2 link (US survey) = 7,603,063,159.5352 a.u. of length
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0.5 link (US survey) = 1,900,765,789.8838 a.u. of length
Common Use Cases
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Interpreting historical US land survey plats and deeds
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Converting legacy cadastral mapping and boundary records
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Supporting civil engineering projects reconciling old and new measurements
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Modeling atomic geometries and distances in quantum chemistry
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Reporting electron orbital sizes in atomic and molecular physics
Tips & Best Practices
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Check legacy survey data precision before converting
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Use atomic units primarily for theoretical or scientific analysis
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Confirm unit types to avoid conversion errors
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Leverage the tool for bridging macroscopic and atomic length scales
Limitations
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The conversion covers vastly differing length scales, limiting practical use
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Dependent on legacy survey accuracy and atomic constant approximations
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Primarily suited for theoretical computations, not everyday measurements
Frequently Asked Questions
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What is a link (US survey) unit?
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It is a historic length unit equal to 1/100 of a Gunter's chain, approximately 0.66 US survey feet, commonly used in old land surveying in the United States.
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Why convert link (US survey) to an atomic unit of length?
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Converting to atomic units allows integration of historical land survey data into quantum physics and atomic-scale computational modeling.
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Is this conversion useful for practical measurements?
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Due to extreme scale differences, this conversion is mainly useful for specialized scientific and theoretical applications rather than everyday measurement needs.
Key Terminology
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link (US survey)
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A historic unit of length equal to 1/100 of a Gunter's chain, used in US land surveying, approximately 0.66 survey feet.
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atomic unit of length (a.u.)
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Also known as the Bohr radius, it is the fundamental atomic-scale length used in quantum physics, approximately 5.29×10⁻¹¹ meters.
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Gunter's chain
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A historical measuring unit of length equal to 66 US survey feet, subdivided into 100 links.