نتایج جستجو برای: nernst equation

تعداد نتایج: 230814  

Journal: :Physical review letters 2012
H Schultheiss J E Pearson S D Bader A Hoffmann

We report on the thermoelectric detection of spin waves in Permalloy stripes via the anomalous Nernst effect. Spin waves are locally excited by a dynamic magnetic field generated from a microwave current flowing in a coplanar waveguide placed on top of a Permalloy stripe, which acts as a waveguide for spin waves. Electric contacts at the ends of the Permalloy stripe measure a dc voltage generat...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه بناب - دانشکده علوم پایه 1393

در این پایان نامه یک روش عددی برای حل معادلات کسری-زمانی و کسری-فضایی برگر ‎egin{equation*}‎ ‎d_t^{alpha}u+varepsilon uu_{x}= u u_{xx}+eta d_x^{eta}u‎, ‎end{equation*}‎ معادله ی کسری-زمانی و کسری-فضایی پوآسن ‎egin{equation*}‎ ‎d_x^{eta}u‎ + ‎d_t^{alpha}u = f(x,t)‎, ‎end{equation*}‎ و معادله ی کسری-زمانی انتشار ‎egin{equation*}‎ ‎d_t^alpha u+u=k abla^2 u‎ + ‎f(x,t)‎, ‎end{equation*}‎ ...

2015
Sylvain D. Brechet Jean-Philippe Ansermet J.-P. Ansermet

The thermodynamics of irreversible processes in continuous media predicts the existence of a magnetic Nernst effect that results from a magnetic analog to the Seebeck effect in a ferromagnet and magnetophoresis occurring in a paramagnetic electrode in contact with the ferromagnet. Thus, a voltage that has DC and AC components is expected across a Pt electrode as a response to the inhomogeneous ...

Journal: :Science 1898

2007
Mordecai B. Rubin

In his 1884 book on the principles of mobile equilibria, van’t Hoff (2) presented the generalization that, in an equilibrium system, an elevation of temperature would favor the endothermic reaction. Twenty years later, Nernst, as part of his efforts in developing the third law of thermodynamics (3), derived an expression for calculating the equilibrium constant for a reaction at any temperature...

Journal: :Physical review 2021

In this paper, we study the thermoelectric behavior of quark-gluon plasma within framework an effective kinetic theory. We adopt a quasiparticle model to incorporate effects thermal medium. The response medium is quantified in terms Seebeck and Nernst coefficient. Utilizing relaxation time approximation Bhatnagar-Gross-Krook collision kernels Boltzmann equation, compute dependence coefficients ...

Journal: :Nature 2009
Olivier Cyr-Choinière R Daou Francis Laliberté David LeBoeuf Nicolas Doiron-Leyraud J Chang J-Q Yan J-G Cheng J-S Zhou J B Goodenough S Pyon T Takayama H Takagi Y Tanaka Louis Taillefer

The Nernst effect in metals is highly sensitive to two kinds of phase transition: superconductivity and density-wave order. The large, positive Nernst signal observed in hole-doped high-T(c) superconductors above their transition temperature (T(c)) has so far been attributed to fluctuating superconductivity. Here we report that in some of these materials the large Nernst signal is in fact the r...

Journal: :ACS nano 2012
Jonghyun Go Pradeep R Nair Bobby Reddy Brian Dorvel Rashid Bashir Muhammad A Alam

We offer a comprehensive theory of pH response of a coupled ISFET sensor to show that the maximum achievable response is given by ΔV/ΔpH = 59 mV/pH × α, where 59 mV/pH is the intrinsic Nernst response and α an amplification factor that depends on the geometrical and electrical properties of the sensor and transducer nodes. While the intrinsic Nernst response of an electrolyte/site-binding inter...

Journal: :Physical Review Letters 2003

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