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Click symbol for equation lattice parameter of silicon  Numerical value  5.431 020 511 x 10-10 m  Standard uncertainty  0.000 000 089 x 10-10 m   Relative standard uncertainty  1.6 x 10-8  Concise form  5.431 020 511(89) x 10-10 m       Click here for correlation coefficient of this constant with other constants Source: 2022 CODATA      recommended values  Definition of uncertainty       Correlation coefficient with any other constant