孟祥达 - 哈尔滨工业大学

个人简介

孟祥达，1991年生，讲师（硕士生导师）。研究方向为压电功能材料及器件。黑龙江省优秀青年，小米青年基金。主持国家重点研发计划子课题1项，国家自然科学基金青年基金项目1项，中国博士后基金面上项目1项，黑龙江省博士后面上项目1项。在Science Advances、，Acta Materialia、Physical Review Applied、Applied Physics Letters、Crystal Growth & Design、Optics Letter等期刊/杂志发表SCI 检索论文40余篇，H因子15。获黑龙江省科学技术奖自然科学二等奖，黑龙江省高校科学技术奖自然科学二等奖等奖励。教育经历 2009.09-2013.07 哈尔滨工业大学，应用物理专业，理学学士，导师：孟庆鑫 2013.09-2015.07 哈尔滨工业大学，光学专业，理学硕士，导师：孟庆鑫 2015.09-2020.07 哈尔滨工业大学，物理学，理学博士，导师：周忠祥 2018.10-2019.09 洛桑联邦理工学院（EPFL），联合培养博士生，导师：Dragan Damjanovic 工作经历 2020.09至今，哈尔滨工业大学物理学院，讲师 2021.05至今，哈尔滨工业大学物理学院，硕士导师

研究领域

铁电/压电材料，光电功能材料与器件，THz功能材料与器件

近期论文

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Combined effect of piezoelectric, elastic, dielectric, and electro-optical properties on single-domain potassium tantalate niobate single crystals Microscopic insight into domain configuration in orthorhombic K0.52Na0.48NbO3 single crystals driven by electric-field Strong pyroelectric enhancement induced by the evolution of PNRs in paraelectric-phase KTN crystals Unveiling the coupling effect of strain behavior and electro-optic property in nanodisordered KTN crystal Dynamic of polar nanoragions and its impact on the pyroelectric and dielectric properties in paraelectric KTN materials PEDOT:PSS electrodes patterned by a single ultraviolet lithography process achieved beamforming in the terahertz band STO/PDMS composite film achieving continuously tunable terahertz phase modulation via mechanical and thermal regulation High Open-Circuit Voltage of a Pyroelectric Energy Harvester Based on KNN Single Crystals Pedot:Pss Electrodes Patterned by a Single Ultraviolet Lithography Process Achieved Beamforming in the Terahertz Band Ultra-high piezoelectric properties and labyrinthine-domain structure in (K, Na)(Ta, Nb)O 3 with phase boundary Coaxial double-hole PEDOT: PSS electrodes achieving tunable terahertz zoomable convergence Manganese-doping enhanced local heterogeneity and piezoelectric properties in potassium tantalate niobate single crystals Control of photorefractive space-charge field and its deflection application in Mn-doped KTa 1- x Nb x O 3 crystal Effects of Mn-doping on anti-fatigue and anti-leakage current characteristics in KNN single crystals Enhanced fatigue resistance and lattice dynamics induced by the strong local strain in Fe-doped KTa 1- x Nb x O 3 single crystal Laser Deflector Based on Electric-Field-Induced Strain of Manganese-Doped Potassium Tantalate-Niobate Single Crystals Photovoltaic properties in an orthorhombic Fe doped KTN single crystal Improving strain in single crystal by composition-gradients design Bi-component symbiotic crystal Ultra-high piezoresponse in tantalum doped potassium sodium niobate single crystal Ultra-large electric field–induced strain in potassium sodium niobate crystals Improving Strain in Single Crystal by Composition-Gradients Design The controllable gradient on the composition in a ferroelectric single crystal Improvement of anti-fatigued strain in KTN-based single crystals with regular periodic hierarchical domain structure The controllable anisotropic characters in solid solution ferroelectrics The Effect of Composition Gradient on Microdomain Structure and the Macro-Ferroelectric/Piezoelectric Properties Strain-Gradient-Controlled Disorder Dynamics in Chemically Substituted Ferroelectrics Dynamic evolution of polar regions in KTa 0.56 Nb 0.44 O 3 near para-ferroelectric phase transition Large Room Temperature Electrocaloric Effect in KTa 1? x Nb x O 3 Single Crystal Impact of dipolar clusters on electro-optic effects in KTa 1- x Nb x O 3 crystal Impact of dipolar clusters on electro-optic effects in KTa1-xNbxO3 crystal Elastic, piezoelectric, and dielectric properties of high-quality KTa0.53Nb0.47O3 single crystal with tetragonal phase Structural, optical and ferroelectric properties of KNi x Nb 1-x O 3 single crystals Field-driven electro-optic dynamics of polar nanoregions in nanodisordered KTa 1? x Nb x O 3 crystal Strong electromechanical coupling in paraelectric KTa1‐xNbxO3 crystals High-quality K 0.47 Na 0.53 NbO 3 single crystal toward high performance transducer Temperature field driven polar nanoregions in KTa1?xNbxO3 Origin of giant piezoelectric effect in lead-free K1?xNaxTa1?yNbyO3 single crystals Theoretical models to explain crystal morphology and diameter uniformity in solid-solution crystals The Variable Gradient Refractive Index Engineering: Design, Growth and Electro-deflective Application of KTa 1-x Nb x O 3 Materials Chemistry C Dynamic response of polar nanoregions under an electric field in a paraelectric KTa0.61Nb0.39O3 single crystal near the para-ferroelectric phase boundary Top-Seeded Solution Growth and Properties of K 1– x Na x NbO 3 Crystals Changes in the electroholographic properties of a paraelectric potassium lithium tantalate niobate crystal by electrostriction Field-induced enhancement of voltage-controlled diffractive properties in paraelectric iron and manganese co-doped potassium–tantalate–niobate crystal Impact of polar nanoregions on the quadratic electro-optic effect in K0.95Na0.05Ta1?xNbxO3 crystals near the Curie temperature