Definition:  specific scaling law of the pinning force density in which the pinning force density F_{p} is given as F_{p} ∝ b^{1/2} (1 − b)^{2}, where b = B/B_{c2} and B_{c2} = μ_{0}H_{c2}, where μ_{0} is the magnetic constant and H_{c2} is the upper critical field strength
