%0 Journal Article %K Lead %K Nanostructured materials %K Zirconium %K Ferroelectric materials %K Nanotechnology %K Ferroelectricity %K Proof of concept %K Strontium titanates %K Negative capacitance %K Strontium alloys %K Heterojunctions %K Capacitance %K Experimental evidence %K Nanocomposite films %K Nanoscale %K Mean field theory %K Bi-layer %K Capacitance enhancement %K Classical limits %K Gate oxide %K NanoScale Transistors %K Negative capacitance effect %K SrTiO %K Subthreshold slope %K Tuning parameter %A A. Islam Khan %A D Bhowmik %A P Yu %A S. Joo Kim %A X Pan %A Ramamoorthy Ramesh %A S Salahuddin %B Applied Physics Letters %D 2011 %G eng %R 10.1063/1.3634072 %T Experimental evidence of ferroelectric negative capacitance in nanoscale heterostructures %V 99