Superconductivity in Nanowires: Fabrication and Quantum by Alexey Bezryadin
By Alexey Bezryadin
The significance and reality of nanotechnology is unabated and may be for years yet to come. a chief problem is to appreciate many of the houses of yes nanostructures, and the way to generate buildings with particular houses to be used in real purposes in electric Engineering and Medicine.
essentially the most vital buildings are nanowires, particularly superconducting ones. they're hugely promising for destiny electronics, transporting present with out resistance and at scales of some nanometers. to manufacture wires to yes outlined criteria in spite of the fact that, is a tremendous problem, and so is the research and figuring out of those houses within the first position. A promising method is to exploit carbon nanotubes in addition to DNA buildings as templates.
Many basic theoretical questions are nonetheless unanswered, e.g. regarding the function of quantum fluctuations. This paintings is tackling them and offers a close research of the shipping homes of such ultrathin wires. It offers an account of theoretical versions, cost shipping experiments, and likewise conveys the most recent experimental findings concerning fabrication, measurements, and theoretical research. specifically, it's the purely to be had source for the procedure of utilizing DNA and carbon nanotubes for nanowire fabrication.
it truly is meant for graduate scholars and younger researchers attracted to nanoscale superconductivity. The readers are assumed to have wisdom of the fundamentals of quantum mechanics and superconductivity.
Read Online or Download Superconductivity in Nanowires: Fabrication and Quantum Transport PDF
Best solid-state physics books
Concisely and obviously written by way of top-rated scientists, this publication presents a self-contained creation to the fundamental ideas of fractals and demonstrates their use in more than a few subject matters. The authors’ unified description of other dynamic difficulties makes the e-book super available.
This publication offers the fundamentals and characterization of defects at oxide surfaces. It offers a cutting-edge evaluation of the sphere, containing info to many of the forms of floor defects, describes analytical the right way to research defects, their chemical job and the catalytic reactivity of oxides.
This ebook provides generalized heat-conduction legislation which, from a mesoscopic standpoint, are suitable to new purposes (especially in nanoscale warmth move, nanoscale thermoelectric phenomena, and in diffusive-to-ballistic regime) and while stay alongside of the velocity of present microscopic study.
Magnetic random-access reminiscence (MRAM) is poised to exchange conventional desktop reminiscence in accordance with complementary metal-oxide semiconductors (CMOS). MRAM will surpass all different sorts of reminiscence units when it comes to nonvolatility, low power dissipation, quickly switching pace, radiation hardness, and sturdiness.
- Principles of Solid Mechanics
- Optical Properties of Thin Solid Films
- Introduction to Solids
- Understanding solid state physics: problems and solutions
Extra resources for Superconductivity in Nanowires: Fabrication and Quantum Transport
For example, if a superconducting wire loop is exposed to a perpendicular magnetic ﬁeld, the velocity of the condensate is proportional to the magnetic vector-potential, which, in turn, is proportional to the magnetic ﬂux piercing the loop. Such a magnetically induced supercurrent is called Meissner current. It is possible because all electrons in superconductors behave coherently, as a single quantum particle (single electron). For a single electron, the velocity is proportional to vector-potential, assuming that the phase gradient is zero.
The electrochemical potential is the sum of the chemical potential and the local electric potential. Assume that the chemical potential is constant everywhere in the superconducting sample. Then, the difference of electrochemical potentials becomes the difference of electric potentials, which is the voltage V between two points. 5) where V is the voltage between two points speciﬁed by the arbitrary chosen radius vectors r 2 and r 1 . It was Anderson and Dayem  who ﬁrst introduced this popular presentation of the phase evolution equation, in which the phase difference, φ, rather than the local value of the phase itself, φ(r, t), is used.
0, then R(T ) ! R0 , and R0 is some sample-speciﬁc constant, such that 0 < R0 < 1. All samples would then saturate at a constant resistance with cooling. Such results would indicate that there is no SIT in the studied type of samples. On the other hand, a crossover might still be present, if, for example, the experiments show that R0 gradually changes from Rn to R0 Rn , as the wire diameter is gradually reduced. The Giordano R0 models of QPS predicts such crossover behaviors . It predicts that any wire has a QPS rate above zero and therefore its resistance is greater than zero at zero temperature, although, within this model, R0 depends exponentially on the wire diameter.