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Browsing by Author "Pakawanit P."

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Achieving a highly efficient chitosan-based triboelectric nanogenerator via adding organic proteins: Influence of morphology and molecular structure

Charoonsuk T.; Pongampai S.; Pakawanit P.; Vittayakorn N. (2021)

The utilization of biodegradable materials for the triboelectric nanogenerator (TENG) has provoked intensive interest since the growth of electronic devices tended to operate in proximity of the human body. This work ...
Design and optimization of Miura-Origami-inspired structure for high-performance self-charging hybrid nanogenerator

Pongampai S.; Pakawanit P.; Charoonsuk T.; Hajra S.; Kim H.J.; Vittayakorn N. (Elsevier B.V., 2023)

A hybrid piezoelectric-triboelectric-electromagnetic nanogenerator (HPTENG-EMG) has been designed meticulously by focusing on material selection, structural design, and performance evaluation. The module can operate using ...
Enamel Remineralization and Crystallization after Fluoride Iontophoresis

Chaiwat A.; Chunhacheevachaloke E.; Kidkhunthod P.; Pakawanit P.; Ajcharanukul O. (SAGE Publications Inc., 2023)

Early caries lesions consist of noncavitated subsurface demineralization caused by the dissolution of hydroxyapatite from the surface to the subsurface area of the enamel. Such lesions cannot be remineralized effectively ...
Influence of pore morphologies on the mechanical and tribo-electrical performance of polydimethylsiloxane sponge fabricated via commercial seasoning templates

Pharino U.; Sinsanong Y.; Pongampai S.; Charoonsuk T.; Pakawanit P.; Sriphan S.; Vittayakorn N.; Vittayakorn W. (2021)

This work demonstrated the influence of pore morphologies on the mechanical behavior and tribo-electrical performance of fabricated polydimethylsiloxane (PDMS) sponge. Commercial seasonings with different 3D geometric ...
Low-cost fabrication of the highly efficient triboelectric nanogenerator by designing a 3D multi-layer origami structure combined with self-charged pumping module

Pongampai S.; Pakawanit P.; Charoonsuk T.; Vittayakorn N. (2021)

The explosive development of triboelectric nanogenerator (TENG) performance, with a simple structure and low cost, has become an excellent candidate for a primary self-powered source of portable modern-electronic devices. ...
Multifunctional Nanomaterials Modification of Cellulose Paper for Efficient Triboelectric Nanogenerators

Sriphan S.; Charoonsuk T.; Maluangnont T.; Pakawanit P.; Rojviriya C.; Vittayakorn N. (2020)

There is a need to develop inexpensive, lightweight, and flexible high-performance triboelectric nanogenerators (TENGs) from renewable resources. Here, a multifunctional cellulose filter paper (CFP)-based TENG consisting ...
Silk Fibroin/Amino Acid Hybrid Organic Piezoelectric-Triboelectric Nanogenerator

Suktep N.; Pongampai S.; Pakawanit P.; Noisak J.; Bongkarn T.; Charoonsuk T.; Vittayakorn N. (Taylor and Francis Ltd., 2023)

Triboelectric nanogenerators (TENG) with great performance and biodegradability are desired for the expansion of novel medical devices and wearable electronics. The present study aims at the preparation of natural silk in ...
Simple enhanced charge density of chitosan film by the embedded ion method for the flexible triboelectric nanogenerator

Charoonsuk T.; Supansomboon S.; Pakawanit P.; Vittayakorn W.; Pongampai S.; Woramongkolchai S.; Vittayakorn N. (Elsevier Ltd, 2022)

This research proposed a simple ionic embedded method to improve electrical output performance by adding surface charges of cationic chitosan (CS) biopolymer for compatible utilization of the triboelectric nanogenerator ...
Simple Fabrication of Porous 3D Substrate Polydimethylsiloxane (PDMS) Composited with Polyvinylidene Fluoride-co-Hexafluoropropylene (PVDF-HFP) for Triboelectric Nanogenerator

Pakawanit P.; Pharino U.; Charoonsuk T.; Sriphan S.; Pongampai S.; Vittayakorn N. (2022)

Owing to their structural advantages over bulk polymers, porous 3D substrates possess immense potential in triboelectric energy generation. This work reports the effective effort to fabricate the porous structure of ...
Structural, optical, and electrical properties of cellulose/titanate nanosheets composite with enhanced protection against gamma irradiation

Maluangnont T.; Kwamman T.; Pulphol P.; Pongampai S.; Charoonsuk T.; Pakawanit P.; Seriwattanachai C.; Kanjanaboos P.; Vittayakorn N. (Elsevier Ltd, 2023)

Two-dimensional (2D) materials have emerged as a promising functional filler in nanocomposites due to their unique anisotropy and resilience to harsh conditions. We report herein the use of Ti0.91O2 nanosheets as a protective ...
Tailoring charge affinity, dielectric property, and band gap of bacterial cellulose paper by multifunctional Ti2NbO7 nanosheets for improving triboelectric nanogenerator performance

Sriphan S.; Pharino U.; Charoonsuk T.; Pulphol P.; Pakawanit P.; Khamman O.; Vittayakorn W.; Vittayakorn N.; Maluangnont T. (Tsinghua University, 2022)

Transparent, flexible, and high-performance triboelectric nanogenerator (TENG) from nature-derived materials are required for sustainable society development. However, low triboelectricity from natural material is generally ...
Tailoring charge affinity, dielectric property, and band gap of bacterial cellulose paper by multifunctional Ti2NbO7 nanosheets for improving triboelectric nanogenerator performance

Sriphan S.; Pharino U.; Charoonsuk T.; Pulphol P.; Pakawanit P.; Khamman O.; Vittayakorn W.; Vittayakorn N.; Maluangnont T. (Tsinghua University, 2023)

Transparent, flexible, and high-performance triboelectric nanogenerator (TENG) from nature-derived materials are required for sustainable society development. However, low triboelectricity from natural material is generally ...
Towards the preparation of organic ferroelectric composites: fabrication of a gamma-glycine-bacterial cellulose composite via cold sintering process

Noisak J.; Charoonsuk T.; Pongampai S.; Pinpru N.; Pakawanit P.; Vittayakorn W.; Maluangnont T.; Chiu T.-W.; Vittayakorn N. (Elsevier Editora Ltda, 2023)

The cold sintering process (CSP) has emerged as a revolutionary technique for low-temperature processing of ceramics and composites, enabling high-density fabrication at low temperatures. In this study, we demonstrated the ...
Triboelectric-piezoelectric hybrid nanogenerator based on BaTiO3-Nanorods/Chitosan enhanced output performance with self-charge-pumping system

Pongampai S.; Charoonsuk T.; Pinpru N.; Pulphol P.; Vittayakorn W.; Pakawanit P.; Vittayakorn N. (2021)

Recent advances in achieving flexible triboelectric nanogenerators (TENGs) focus widely on utilizing and modifying abundant natural biopolymer. Boosting power generation and conversion efficiency continue to prevail. In ...

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