" /> Guinier plot - CISMeF





Preferred Label : Guinier plot;

IUPAC definition : A diagrammatic representation of data on scattering from large particles, obtained at different angles but at the same concentration, constructed by plotting log 10 Δ R θ or log 10 P θ i versus /i (sin θ2)2 or q 2 and (usually) used for the evaluation of the radius of gyration. ΔRθ is the excess Rayleigh ratio, P θ the particle scattering function, θ the scattering angle and q the length of the scattering vector.;

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A diagrammatic representation of data on scattering from large particles, obtained at different angles but at the same concentration, constructed by plotting log 10 Δ R θ or log 10 P θ i versus /i (sin θ2)2 or q 2 and (usually) used for the evaluation of the radius of gyration. ΔRθ is the excess Rayleigh ratio, P θ the particle scattering function, θ the scattering angle and q the length of the scattering vector.

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06/05/2025


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