The polymorphism of 1-heptadecanol (C17H35OH), 1-octadecanol (C18H37OH), 1-nonadecanol (C19H39OH), and 1-eicosanol (C20H41OH) has been studied by X-ray powder diffraction, differential scanning calorimetry (DSC), Raman scattering, and infrared spectroscopy (IR). At room-temperature two...