Coupled D33 Mode-Based High Performing Bio-Inspired Piezoelectric MEMS Directional Microphone
Applied Sciences (Switzerland), 2021 Microelectromechanical system (MEMS) directional microphones have been identified as having use in multi-projected virtual reality applications such as virtual meetings for projecting cameras. In these applications, the acoustic sensitivity plays a vital
Ashiqur Rahaman, Byungki Kim
exaly +4 more sources
The small-angle neutron scattering instrument D33 at the Institut Laue–Langevin [PDF]
Journal of Applied Crystallography, 2016 The D33 small-angle neutron scattering (SANS) instrument at the Institut Laue–Langevin (ILL) is the most recent SANS instrument to be built at the ILL. In a project beginning in 2005 and lasting seven years, the concept has been developed, and the instrument designed, manufactured and installed. D33 was commissioned with neutrons during the second half
C D Dewhurst +2 more
exaly +4 more sources
Piezoelectric characteristics of PVA/DL-alanine polycrystals in d33 mode
iScience, 2023 Summary: In this study, polyvinyl alcohol (PVA)-mixed DL-alanine (PVA/DL-alanine) polycrystals are fabricated, and their piezoelectric characteristics in the d33 mode are investigated. The d33 piezoelectric coefficients of the PVA/DL-alanine polycrystals
Buil Jeon, Dongsoo Han, Giwan Yoon
doaj +2 more sources
On the measurement of piezoelectric d33 coefficient of soft thin films under weak mechanical loads: A rapid and affordable method [PDF]
Materials & DesignThanks to their intrinsic flexibility, energy efficiency and high portability, soft piezoelectric thin films represent the most effective technological approach for wearable devices to monitor health conditions.
Gaia de Marzo +10 more
doaj +2 more sources
Design Flexural Piezoelectric Acoustic Transducers Array based d33 Mode Polarization [PDF]
Indonesian Journal of Electrical Engineering and Computer Science, 2018 Piezoelectric Acoustic Transducer (PAT) is a transducers used in many application such as medical diagnostic, medical ultrasonic imaging and underwater acoustic applications. Latest research, PAT were investigated in marine application and underwater acoustic imaging. Conventional PAT is design based on sensing element, Piezoelectric Material, matching
K. A. Ahmad +3 more
openaire +3 more sources
A Metal‐Free Molecular Ferroelectric With Large Piezoelectricity and Its Porous Composite for Superior Output Power Density [PDF]
Advanced ScienceThe key to achieving high power density in piezoelectric materials lies in the synergistic optimization of both high piezoelectric constant (d33) and piezoelectric voltage coefficient (g33).
Nan Chen +4 more
doaj +2 more sources
A composite approach boosts transduction coefficients of piezoceramics for energy harvesting
AIP Advances, 2018 Piezoelectric energy harvesting is a hotspot in the field of new energy, the core goal of which is to prepare piezoceramics with a high transduction coefficient (d33×g33).
Xiaole Yu +4 more
doaj +2 more sources
Achieving Temperature‐Insensitive High Piezoelectricity by Reentrant Relaxor Transition [PDF]
Advanced ScienceAlthough precision sensors and actuators demand piezoelectric materials with temperature‐insensitive high piezoelectricity (d33), achieving such a property is physically challenging because high d33 relies on tuning the material to the vicinity of a ...
Yang Yang +10 more
doaj +2 more sources
Advanced ScienceMorphotropic phase boundary (MPB) has been demonstrated in various ferroelectric polymers near which piezoelectric coefficient d33 is substantially enhanced.
Zekai Fei +6 more
doaj +2 more sources
Folia Oeconomica Stetinensia, 2021 Research background: This paper analyses how different income sources affect the level of inequality in Poland, with focus on the role of family and children related allowances in decreasing income inequalities in 2015–2017.
Wędrowska Ewa, Muszyńska Joanna
doaj +1 more source