Un simple Dewar / Cryostat pour les échantillons Thermiquement équilibrant à des températures connues pour des mesures précises de luminescence cryogéniques
A simple liquid nitrogen Dewar/cryostat apparatus comprised of a small fused silica optical Dewar, a thermocouple, and a charge-coupled device (CCD) spectrograph are described. The experiments for which this Dewar/cryostat is designed require fast sample loading, freezing, and alignment, accurate and stable sample temperatures, and small size/portability.