1. The effect of low temperature cryocoolers on the development of low temperature superconducting magnets;Green;IEEE Trans Appl Supercond,2001
2. Cryocoolers: the state of the art and recent developments contribution of NIST;Radebaugh;J Phys: Condens Matter,2009
3. The autonomous cryocooled sapphire oscillator: a reference for frequency stability and phase noise measurements;Giordano;J Phys: Conf Ser,2016
4. Stability and phase noise tests of two cryocooled sapphire oscillators;Dick;IEEE Trans Ultrason, Ferroelectr Freq Control,2000
5. Ultra-low vibration pulse-tube cryocooler stabilized cryogenic sapphire oscillator with 10-16 fractional frequency stability;Hartnett;IEEE Trans Microwave Theory Tech,2010