Resultats globals: 2 registres trobats en 0.02 segons.
Articles, 2 registres trobats
Articles 2 registres trobats  
1.
4 p, 445.8 KB Nanocalorimetric analysis of the ferromagnetic transition in ultrathin films of nickel / Lopeandía Fernández, Aitor (Universitat Autònoma de Barcelona. Departament de Física) ; Pi, F. (Pi i Vila, Francesc) (Universitat Autònoma de Barcelona. Departament de Física) ; Rodríguez-Viejo, Javier (Universitat Autònoma de Barcelona. Departament de Física) ; American Physical Society
We report on in situheat capacity measurements (370-800K) using quasiadiabatic ultrafast differential scanning nanocalorimetry in thin films(1-200nm) of Nigrown by electron beam evaporation. The heat capacity shows a broad peak with a rounded maximum that is attributed to the decrease of long-range interactions in the ferromagnetic to paramagnetic phase transition of Ni. [...]
2008 - 10.1063/1.2901166
Applied physics letters, Vol. 92, Issue 12 (March 2008) , p. 122503  
2.
4 p, 407.4 KB Multidomain ferroelectricity as a limiting factor for voltage amplification in ferroelectric field-effect transistors / Cano, Andrés (European Synchrotron Radiation Facility) ; Jiménez Jiménez, David (Universitat Autònoma de Barcelona. Departament d'Enginyeria Electrònica) ; American Physical Society
We revise the possibility of having an amplified surface potential in ferroelectricfield-effect transistors pointed out by [S. Salahuddin and S. Datta, Nano Lett. 8, 405 (2008)]. We show that the negative-capacitance regime that allows for such amplification is actually bounded by the appearance of multidomain ferroelectricity. [...]
2010 - 10.1063/1.3494533
Applied physics letters, Vol. 97, Issue 13 (September 2010) , p. 133509/1-133509/3  

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