"Operational Characteristics Of A High Purity Germanium Photon Spectrometer Cooled By A Closed-Cycle Cryogenic Refrigerator," Marler, J. M., et al. (Space Technology Products, G.E. Electric Co., Phila. Pa), Nuclear Science, vol. NS-20, No. 1, Feb. 1973, pp. 522-527. |
"Performance Of A High-Purity Ge Gamma-Ray Spectrometer System Using A Closed-Cycle Cryogenic Refrigerator," Sakai, Eiji, et al. (Japan Atomic Energy Research Inst., Tokaimura, Japan), IEEE Transactions on Nuclear Science, vol. NS-29, No. 1, Feb. 1982, pp. 760-763. |
"Performance of a Gamma-Ray and X-Ray Spectrometer Utilizing Germanium and Si(Li) Detectors Cooled by a Closed-Cycle Cryogenic Mechanical Refrigerator," Stone, R. E., et al. (EG&G ORTEC, Oak Ridge, TN), IEEE Transactions on Nuclear Science, vol. 33, No. 1, Feb. 1986. pp. 299-302. |