By Horst Rogalla, Peter H. Kes
Even 100 years after its discovery, superconductivity maintains to convey us new surprises, from superconducting magnets utilized in MRI to quantum detectors in electronics. 100 Years of Superconductivity offers a entire choice of themes on approximately the entire subdisciplines of superconductivity. Tracing the historic advancements in superconductivity, the booklet contains contributions from many pioneers who're answerable for vital steps ahead within the field.
The textual content first discusses fascinating tales of the invention and sluggish growth of conception and experimentation. Emphasizing key advancements within the early Fifties and Sixties, the booklet appears at how superconductivity began to permeate society and the way such a lot of today’s purposes are in line with the concepts of these years. It additionally explores the real revolution that happened with the invention of extreme temperature superconductors, resulting in rising purposes in strength garage and fusion reactors.
Superconductivity has develop into an enormous box and this full-color ebook exhibits how a long way it has are available the previous a hundred years. in addition to reviewing major examine and experiments, prime scientists proportion their perception and reviews operating during this interesting and evolving area.
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Extra resources for 100 years of superconductivity
Apparently, Langevin was thinking of a phase transition, although he might have had a structural phase transition in mind. This was certainly Kamerlingh Onnes’s interpretation, for “. . 19 K”. So he still saw a way to stick to his model, but he also announced new experiments to investigate Langevin’s suggestion. Further on in notebook 57, we notice preparations in March 1912 for specific-heat experiments near the transition of mercury. Holst was put in charge. But there turned out to be experimental difficulties that could not satisfactorily be resolved.
Ehrenfest, Commun. Suppl. J. 10: Difference between perfect conductor (a and b) and perfect diamagnetic (c). From left to right: a) sample cooled in zero field to T below T c , then a magnetic field is applied. Magnetic induction B remains zero. b) Sample brought into magnetic field while in the normal state, then cooled to T below T c . B doesn’t change. c) Perfect diamagnetic brought into magnetic field H Hc (0) while in the normal state, then cooled through T c (H). At the transition to the superconducting state the magnetic field is spontaneously expelled.
De Nobel, Physics Today, (Sept. 1996) 40–42 1 2 The Discovery and Early History of Superconductivity phenomenon was initially called, are dated 28 April5 and 27 May 19116 . According to the archive’s inventory, two notebooks (numbers 56 and 57) should cover the period 1909–1912. But on the cover of number 56 is written “1909–1910,” and 57 begins with entry dated 26 October 1911. So it does indeed seem as if a crucial notebook is missing. This would explain why so many speculations started to circulate!