Barnik Mandal

collaborators

3 papers

cond-mat.mtrl-sci2025

Solution-Based Fabrication of High-Performance K $_{0.5}$ Na $_{0.5}$ NbO $_{3}$ Thin Films for Surface Haptics

Nagamalleswara Rao Alluri, Longfei Song, Stephanie Girod +8

K $_{0.5}$ Na $_{0.5}$ NbO $_{3}$ is among the most promising lead-free piezoelectrics. While its sputtered films match the performance of the champion piezoelectric Pb(Zr,Ti)O $_{3}$ , repro…

cond-mat.mtrl-sci2025

Highly Transparent Lead-Free Piezoelectric Haptic Device

Longfei Song, Sebastjan Glinsek, Nagamalleswara Rao Alluri +6

Acoustic haptic technology adds touch sensations to human-machine interfaces by integrating piezoelectric actuators onto touchscreens. Traditional piezoelectric haptic technologies…

cond-mat.mtrl-sci2025

Ferroelectric HfO $_{2}$ -ZrO $_{2}$ multilayers with reduced wake-up

Barnik Mandal, Adrian-Marie Philippe, Nathalie Valle +3

Since the discovery of ferroelectricity in HfO $_{2}$ thin films, significant research has focused on Zr-doped HfO $_{2}$ and solid solution (Hf,Zr)O $_{2}$ thin films. Functional propertie…

Solution-Based Fabrication of High-Performance K0.5​Na0.5​NbO3​ Thin Films for Surface Haptics

Highly Transparent Lead-Free Piezoelectric Haptic Device

Ferroelectric HfO2​-ZrO2​ multilayers with reduced wake-up

Solution-Based Fabrication of High-Performance K $_{0.5}$ Na $_{0.5}$ NbO $_{3}$ Thin Films for Surface Haptics

Ferroelectric HfO $_{2}$ -ZrO $_{2}$ multilayers with reduced wake-up