Kui Yao
YOU?
Author Swipe
View article: Giant Photostriction Rate for Remote Opto-ultrasonic Structural Health Monitoring
Giant Photostriction Rate for Remote Opto-ultrasonic Structural Health Monitoring Open
Extending photocarrier lifetime, accelerating photostrictive strain buildup, and engaging more light–lattice interactions are key to improving bulk ferroelectric photostriction rate (coefficient integrating strain magnitude and generation …
View article: Oxygen impurity effects on the piezoelectric response of wurtzite Al0.625Sc0.375N
Oxygen impurity effects on the piezoelectric response of wurtzite Al0.625Sc0.375N Open
Al1−xScxN thin films have attracted remarkable attention in industrial applications, including micro-electro-mechanical systems and radio frequency acoustic filters due to their excellent piezoelectric properties and processing compatibili…
View article: Prediction of ABX3 Perovskite Formation Energy Using Machine Learning
Prediction of ABX3 Perovskite Formation Energy Using Machine Learning Open
Materials with perovskite phases are widely used in solar cells and ferroelectric, piezoelectric, dielectric and superconducting devices due to their various notable functions. However, structural instability limits some compositions in fo…
View article: Enhanced Pyroelectric Response in Quenched BNT‐Based Lead‐Free Ferroelectrics for Uncooled Infrared Detection
Enhanced Pyroelectric Response in Quenched BNT‐Based Lead‐Free Ferroelectrics for Uncooled Infrared Detection Open
Excellent pyroelectric performance in environmentally friendly lead‐free ferroelectrics is highly demanded for uncooled infrared detector. However, the trade‐off between room temperature pyroelectric coefficient ( p room ) and depolarizati…
View article: Multifunctional energy storage and photoluminescence of Er-modified KNN-based transparent ferroelectric ceramics
Multifunctional energy storage and photoluminescence of Er-modified KNN-based transparent ferroelectric ceramics Open
Against the backdrop of increasing miniaturization and integration of electronic components, the demand for materials with multifunctionality has increased significantly. Among these, transparent fluorescent ferroelectric ceramics exhibiti…
View article: Investigation of Structural, Electronic, and Optical Properties of Er-Doped KNN System Based on First-Principles Calculations
Investigation of Structural, Electronic, and Optical Properties of Er-Doped KNN System Based on First-Principles Calculations Open
Potassium sodium niobate (KNN)-based ceramics exhibit electrical (such as ferroelectric) and photoluminescence (PL) properties and have great application potential in the field of multifunctional optoelectronics. To promote its development…
View article: Explore Ultrasonic-Induced Mechanoluminescent Solutions towards Realising Remote Structural Health Monitoring
Explore Ultrasonic-Induced Mechanoluminescent Solutions towards Realising Remote Structural Health Monitoring Open
Ultrasonic guided waves, which are often generated and detected by piezoelectric transducers, are well established to monitor engineering structures. Wireless solutions are sought to eliminate cumbersome wire installation. This work propos…
View article: Thermoelectric coupling effect in BNT-BZT-xGaN pyroelectric ceramics for low-grade temperature-driven energy harvesting
Thermoelectric coupling effect in BNT-BZT-xGaN pyroelectric ceramics for low-grade temperature-driven energy harvesting Open
Pyroelectric energy harvesting has received increasing attention due to its ability to convert low-grade waste heat into electricity. However, the low output energy density driven by low-grade temperature limits its practical applications.…
View article: A multiscale generative model to understand disorder in domain boundaries
A multiscale generative model to understand disorder in domain boundaries Open
A continuing challenge in atomic resolution microscopy is to identify significant structural motifs and their assembly rules in synthesized materials with limited observations. Here, we propose and validate a simple and effective hybrid ge…
View article: Heat treatments for thermal sprayed lead-free piezoelectric ceramic coatings
Heat treatments for thermal sprayed lead-free piezoelectric ceramic coatings Open
[0.94(Bi0.5Na0.5)TiO3-0.06BaTiO3]0.98-(LiNbO3)0.02 (BNBTLN) piezoelectric ceramic coating was fabricated by thermal spray process on stainless steel substrates with thermal barrier coating (TBC) as an intermediary layer. The morphology, st…
View article: A multiscale generative model to understand disorder in domain boundaries
A multiscale generative model to understand disorder in domain boundaries Open
A continuing challenge in atomic resolution microscopy is to identify significant structural motifs and their assembly rules in synthesized materials with limited observations. Here we propose and validate a simple and effective hybrid gen…
View article: Environmental Robustness and Resilience of Direct-Write Ultrasonic Transducers Made from P(VDF-TrFE) Piezoelectric Coating
Environmental Robustness and Resilience of Direct-Write Ultrasonic Transducers Made from P(VDF-TrFE) Piezoelectric Coating Open
Conformability, lightweight, consistency and low cost due to batch fabrication in situ on host structures are the attractive advantages of ultrasonic transducers made of piezoelectric polymer coatings for structural health monitoring (SHM)…
View article: Thermoelectric coupling effect in BNT-based pyroelectric ceramics for low-grade temperature driven energy harvesting
Thermoelectric coupling effect in BNT-based pyroelectric ceramics for low-grade temperature driven energy harvesting Open
Pyroelectric energy harvesting has received increasing attention in recent years due to its ability to convert low-grade waste heat into electricity for sustainable development. However, the low output energy density driven by low-grade te…
View article: Applications of Chromatic Confocal Technology in Precision Geometric Measurement of Workpieces
Applications of Chromatic Confocal Technology in Precision Geometric Measurement of Workpieces Open
Chromatic confocal technology is increasingly applied in industries that require high-precision geometric measurements such as aerospace, naval ordnance, and medical electronics owing to its advantages in testing accuracy, real-time perfor…
View article: Surface Crack Monitoring by Rayleigh Waves with a Piezoelectric-Polymer-Film Ultrasonic Transducer Array
Surface Crack Monitoring by Rayleigh Waves with a Piezoelectric-Polymer-Film Ultrasonic Transducer Array Open
This paper presents a method for measuring surface cracks based on the analysis of Rayleigh waves in the frequency domain. The Rayleigh waves were detected by a Rayleigh wave receiver array made of a piezoelectric polyvinylidene fluoride (…
View article: Electromechanical Actuators for Haptic Feedback with Fingertip Contact
Electromechanical Actuators for Haptic Feedback with Fingertip Contact Open
Haptic technology that provides tactile sensation feedback by utilizing actuators to achieve the purpose of human–computer interaction is obtaining increasing applications in electronic devices. This review covers four kinds of electromech…
View article: First-Principle Study on Correlate Structural, Electronic and Optical Properties of Ce-Doped BaTiO3
First-Principle Study on Correlate Structural, Electronic and Optical Properties of Ce-Doped BaTiO3 Open
The structural, electronic, and optical properties of pure and Ce-doped BaTiO3 were investigated based on first-principle calculation. Here, we concentrate on understanding the effect of the substitution of Ce for Ba and Ti sites in the eq…
View article: Sound Absorption Improvement in Porous Ferroelectret Polyethylene with Effective Piezoelectric Mechanism
Sound Absorption Improvement in Porous Ferroelectret Polyethylene with Effective Piezoelectric Mechanism Open
Airborne sound absorption in porous materials involves complex mechanisms of converting mechanical acoustic energy into heat. In this work, the effective piezoelectric properties of polyethylene ferroelectret foams on sound absorption were…
View article: Active Ultrasonic Structural Health Monitoring Enabled by Piezoelectric Direct-Write Transducers and Edge Computing Process
Active Ultrasonic Structural Health Monitoring Enabled by Piezoelectric Direct-Write Transducers and Edge Computing Process Open
While the active ultrasonic method is an attractive structural health monitoring (SHM) technology, many practical issues such as weight of transducers and cables, energy consumption, reliability and cost of implementation are restraining i…
View article: Lamb waves-based technologies for structural health monitoring of composite structures for aircraft applications
Lamb waves-based technologies for structural health monitoring of composite structures for aircraft applications Open
The most common researched area of damage in a composite material such as carbon fibre reinforced plastics (CFRP) used currently in aircraft construction is barely visible impact damage (BVID), significantly reducing mechanical properties.…
View article: Intercalation-driven ferroelectric-to-ferroelastic conversion in a layered hybrid perovskite crystal
Intercalation-driven ferroelectric-to-ferroelastic conversion in a layered hybrid perovskite crystal Open
Two-dimensional (2D) organic-inorganic hybrid perovskites have attracted intense interests due to their quantum well structure and tunable excitonic properties. As an alternative to the well-studied divalent metal hybrid perovskite based o…