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Dr. EKKAPHOP KETSOMBUN

Email: ekkaphop.ket@kmutt.ac.th

Phone: 024709538

Work Affiliations

Strategic Research Themes

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Publications

● An Enhanced the Efficiency of Ratio-cum-product Estimator for Estimating the Population Mean in the Sample Survey; ณภัทณ์จันทร์ ด่านสวัสดิ์ และ เอกภพ เกตุสมบูรณ์; 2025; Journal article
● Cesium Moderation and Structural Transformation on α-CsPbI2Br Perovskite Durability via Cation Retarding Migration: A Combined Simulation and Experimental Study; Nakorn Henjongchom, Waranchit Ruengsrisang, Kay Thi Soe, et al.; 2025; Journal article
● Development of ratio estimators for the population average utilizing known information from two auxiliary variables under simple sampling; Napattchan Dansawad, Ekkaphop Ketsombun; 2025; Conference proceedings article
● Two-Dimensional Surface Passivation with Distinct Cations Enabling High Efficiency and Mechanical Durability in Flexible Perovskite Solar Cells; Nopporn Rujisamphan, Kay Thi Soe, Pairot Moontragoon, et al.; 2025; Journal article
● Enhancing Perovskite Thin Films with Butylammonium Iodide-Lead-Tetrahydrofuran: Surface Healing and 2D Formation in Annealing-Free Single-Crystal Films for Solar Cell Applications; Farhad Azad, Thidarat Supasai, Annafi Ado Yaro, et al.; 2024; Journal article
● Physical Properties of Copper Nitride Thin Film Deposited Using Reactive DC Magnetron Sputtering for Photodetection; A. Jantee, H. Chantarpiromporn, P. Poolchak, et al.; 2024; Poster
● Understanding of scientific concept about image formation by convex lens of students in Grade 12
; Nannaphat Anusornsanya, Kittisakchai Naemchanthara, Kriangkrai Wantong, et al.; 2024; Conference proceedings article
● Controlling the size of carbon nanoparticles using hydrothermal method from tender coconut water; Suchanya Milawan, Phasin Yaemsanguansak, Panin Poolchak, et al.; 2023; Poster
● Nitrogen flow rate effects on copper nitride thin film growth by reactive DC magnetron sputtering for photodetection; Phasin Yaemsanguansak, Panin Poolchak, Suchanya Milawan, et al.; 2023; Poster
● Simultaneous Surface Modification and Defect Passivation on Tin Oxide–Perovskite Interfaces using Pseudohalide Salt of Sodium Tetrafluoroborate; Soe, Kay Thi; Thansamai, Somya; Thongprong, et al.; 2023; Journal article
● Modification of optical and structural properties of DC magnetron sputtered tungsten oxide thin films for electrochromic application; Yaemsanguansak P., Sittishoktram M., Tuayjaroen R., et al.; 2019; Journal article
● Optical properties of DC sputtered titanium dioxide/gold thin films; Sittishoktram M., Ketsombun E., Jutarosaga T.; 2017; Conference proceedings article
● (An Alternative Science Kit for Finding the Liquid Density Based on Archimedes’ Principle); Ketsombun, Ekkaphop;Jutarosaga, Tula; 2016; Journal article

Expertise

2D Materials
Graphene
Graphene and Carbon Nanomaterials
Semiconductor
Semiconductor and Sensor Applications
Semiconductor devices
Thin Film Deposition
Thin Film Technology
Vacuum Technology