Results 81 to 90 of about 3,222 (210)

Electrical transport properties of 0.5Li2O-0.5M2O-2B2O3 (M=Li, Na and K) glasses

open access: yes, 2010
Transparent glasses in the system 0.5Li2O-0.5M2O-2B2O3 (M=Li, Na and K) were fabricated via the conventional melt quenching technique. Amorphous and glassy nature of the samples were confirmed via the X-ray powder diffraction and the differential ...
Adamiv   +27 more
core   +1 more source

Application of ferroelectric materials for improving output power of energy harvesters

open access: yesNano Convergence, 2018
In terms of advances in technology, especially electronic devices for human use, there are needs for miniaturization, low power, and flexibility. However, there are problems that can be caused by these changes in terms of battery life and size.
Tae Yun Kim, Sung Kyun Kim, Sang-Woo Kim
doaj   +1 more source

Smart Flexible Tactile Sensors: Recent Progress in Device Designs, Intelligent Algorithms, and Multidisciplinary Applications

open access: yesAdvanced Intelligent Discovery, EarlyView.
Flexible tactile sensors have considerable potential for broad application in healthcare monitoring, human–machine interfaces, and bioinspired robotics. This review explores recent progress in device design, performance optimization, and intelligent applications. It highlights how AI algorithms enhance environmental adaptability and perception accuracy
Siyuan Wang   +3 more
wiley   +1 more source

The Third Way of Thermal-Electric Conversion beyond Seebeck and Pyroelectric Effects

open access: yes, 2014
Thermal-electric conversion is crucial for smart energy control and harvesting, such as thermal sensing and waste heat recovering. So far, people are aware of only two ways of direct thermal-electric conversion, Seebeck and pyroelectric effects, each ...
Ren, Jie
core  

Pyroelectric response of ferroelectric nanoparticles: size effect and electric energy harvesting

open access: yes, 2009
The size effect on pyroelectric response of ferroelectric nanowires and nanotubes is analyzed. The pyroelectric coefficient strongly increases with the wire radius decrease and diverges at critical radius Rcr corresponding to the size-driven transition ...
Eliseev, E. A.   +3 more
core   +1 more source

Design Concepts, Fabrication and Advanced Characterization Methods of Innovative Piezoelectric Sensors Based on ZnO Nanowires

open access: yesSensors, 2014
Micro- and nano-scale materials and systems based on zinc oxide are expected to explode in their applications in the electronics and photonics, including nano-arrays of addressable optoelectronic devices and sensors, due to their outstanding properties ...
Rodolfo Araneo   +7 more
doaj   +1 more source

Poly(vinylidene Fluoride)‐Based Ferroelectric Polymers for Electromechanical Transduction: A Systematic Review of Materials and Actuators

open access: yesAdvanced Intelligent Systems, EarlyView.
Poly(vinylidene fluoride) (PVDF)‐based ferroelectric materials exhibit high strains, energy densities and coupling efficiencies, appealing for diverse applications requiring smart material actuators. This work reviews electromechanical transduction in PVDF‐based polymers and their modifications, implementation in actuators, and functional devices ...
Giulio Gallucci, Andres Hunt
wiley   +1 more source

Пироотклик в полупроводниках группы АIIIВV в условиях ограничения их деформации [PDF]

open access: yes, 2013
Показано, що скалярний тепловий вплив може викликати піроелектрику в п'єзоелектричних класах полярних кристалів, і найважливіше застосування цього ефекту очікується у напівпровідниках-п'єзоелектриках групи АIIIВV.
Poplavko, Y. M.   +5 more
core  

The flexoelectric effect associated size dependent pyroelectricity in solid dielectrics

open access: yesAIP Advances, 2015
A phenomenological thermodynamic theory is used to investigate the effect of strain gradient on the pyroelectric effect in centrosymmetric dielectric solids.
Gang Bai   +5 more
doaj   +1 more source

Advances in Regulating Strategies and Applications of Ferroelectric Materials

open access: yesAdvanced Physics Research, EarlyView.
To meet the demand for precise control of performance in nanoelectronic devices, this paper systematically reviews the latest advances in controlling ferroelectric properties through strategies such as external field modulation, low‐dimensional confinement, interface engineering, and topological structure design.
Jianying Ji, Cong Liu, Dan Luo, Zhou Li
wiley   +1 more source

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