====== Dilution Refrigeration ====== ===== History of dilution refrigeration ===== A brief account of the development of dilution refrigeration, since the suggestion of the principle by H. London in 1952, can be found [[dr_history|here]]. ===== Design and construction of dilution refrigerators===== * [[wiki:design_construction|Design and construction of dilution refrigerators]] * [[wiki:articles_on_dilution_refrigeration|Classical refrigerators]] * [[wiki:pulse-tube_dr|Pulse-tube based refrigerators]] Descriptions of some particular refigeratores can be found here: * [[wiki:some_fridges|Examples of Dilution refrigerators]] ==== Silver powders ==== The properties of silver powders are of particular importance for the design and construction of very low temperature heat-exchangers: * [[wiki:silver_powders|Silver powders]]