. . . . "\\(L = \\sqrt{D\\tau}\\), where \\(D\\) is the diffusion coefficient and \\(\\tau\\) is lifetime."^^ . . . . . . . . . "\"Solid State Diffusion Length\" is the average distance traveled by a particle, such as a minority carrier in a semiconductor " . . "L, L_n, L_p" . . . . . "Diffusion Length (Solid State Physics)"@en . . . . . . . . . . . . . . . . "http://www.iso.org/iso/catalogue_detail?csnumber=31897"^^ . . . . . . "http://pveducation.org/pvcdrom/pn-junction/diffusion-length"^^ . . . .