NanoThailand 2016

Session

Heron 1

27 Nov 2016, 15:15

Room2 (Greenery)

268. Sustainable Innovation of Magnetic Field Application in Catalytic Co2 Conversion

Metta Chareonpanich (-)

27/11/2016, 15:15

Theory and simulation related to nanosystem

Invited Speaker

To be added

5. Identification of Defects in Materials: A Combination of First-principles Calculations and Experiments

Dr Jiraroj T-Thienprasert (Department of Physics, Faculty of Science, Kasetsart University)

27/11/2016, 15:35

Theory and simulation related to nanosystem

Invited Speaker

It is well known that many physical properties of materials can be determined by the existence of point defects, which might be intentionally or accidentally added to the materials. For example, the electrical conductivity of Al-doped ZnO sample can be decreased by the presence of Zn vacancy (V_Zn) defect, which might be unintentionally created under O-rich growth conditions. In...

235. Nondestructive 3D Characterization of Materials Using Optical Coherence Tomography

Panomsak Meemon (School of Physics, Institute of Science, Suranaree University of Technology, Nakhon Ratchasima, Thailand 30000)

27/11/2016, 15:55

Nano-characterization & instruments

Invited Speaker

Optical Coherence Tomography (OCT) is an optical imaging technology that produces cross-sectional image similar to that obtained by Ultrasound imaging but at much higher resolution, higher imaging speed, and higher sensitivity. Unlike other optical microscope, OCT utilizes low-coherence properties of the broadband light source to gate the sample’s microscopic structure over depth and hence is...

47. Theoretical Investigation on the Electroreduction of CO_{2} to Methanol on Stepped Cu-based Alloy (211) Surfaces

Dr Pussana Hirunsit (National Nanotechnology Center (NANOTEC), National Science and Technology Development Agency (NSTDA), 111 Thailand Science Park, Pathum Thani 12120, Thailand)

27/11/2016, 16:15

Theory and simulation related to nanosystem

Oral

A systematic investigation of CO_{2} electroreduction to CH_{3}OH on copper-based alloys stepped (211) surfaces was performed using density functional theory calculations associated with the standard hydrogen electrode model. The interaction of the key C_{x}H_{y}O_{z} intermediates is shown to be related to the CO adsorption energy due to the similar charge transfer characteristics of the C−O...

166. Molecular Structure and Formation of Melatonin in the Bulk Water and at the Water–Air Interface: A Molecular Dynamics Simulation Study

Aksornnarong Ritwiset (School of Physics, Institute of Science, Suranaree University of Technology, Nakhon Ratchasima, 30000 Thailand.)

27/11/2016, 16:30

Theory and simulation related to nanosystem

Oral

Melatonin (N–acetyl–5–methoxytryptamine) is a natural hormone produced by the pineal gland, located behind the third ventricle in the brain that it is used to control the human sleep cycle. Consequently, it has been widely used as a drug for the treatment of the sleep disorder. Melatonin encapsulated niosome particle is an important key for drug delivery application. It is well–known that the...

175. The mystery of high temperature superconductivity at the FeSe/STO interface

Prof. Donglai Feng (State Key Laboratory of Surface Physics, Department of Physics, Fudan University, Shanghai, China)

28/11/2016, 10:15

Nano-characterization & instruments

Invited Speaker

Interface and surface become important playgrounds for unconventional superconductivity, since they bring broken symmetry, competing orders, charge transfer, strain and other factors into the problem. Recently, interfacial superconductivity up to 75K has been discovered in FeSe/STO and FeSe/BTO interfaces [1,2]. In this talk, I will demonstrate that the combination of angle resolved...

265. Possible electric field induced indirect to direct band gap transition in MoSe$_2$

Prof. Kim Changyoung (Seoul National University, Seoul, Korea)

28/11/2016, 10:35

Nano-characterization & instruments

Invited Speaker

Novel phenomena such as indirect to direct band gap transition, giant exciton binding energy, spin-valley-layer locking and polarization dependent valley control are attractive features of transition metal dichalcogenides (TMDs). Especially, the layer dependent indirect to direct band gap transition raised enormous interest in TMDs. There have already been many efforts to control the band gap...

266. First-principles study on two dimensional dichalcogenides for hydrogen production

Prof. Seungwu Han (Department of Materials Science and Engineering Seoul National University)

28/11/2016, 10:55

Theory and simulation related to nanosystem

Invited Speaker

Hydrogen is a promising candidate for the clean energy carrier that may replace fossil fuels. For the production of hydrogen, water splitting with efficient catalysts has been intensively studied over the past decades. Platinum, which is known to be the best catalyst for water splitting, is too expensive to be used in large-scale applications. Therefore, numerous earth-abundant materials have...

25. The observation of strain-induced valence band splitting on HfSe$_2$ by Alkali metal intercalation

Dr Tanachat Eknapakul (Suranaree University of Technology)

28/11/2016, 11:15

Nanomaterials & nanostructures

Oral

Alkali metal intercalation in layered-transition metal dichalcogenides (LTMDs) has been intensively studied due to a wide range of attractive properties such as enhancement of superconductivity, quasi-freestanding, and negative electron compressibility which lead to many potential nanoelectronic applications. Essentially, many researchers study the correlation between electron doping and...

38. Analysis of electronic spectral weight of two-dimensional electron gases at the surfaces of ferroelectric KNb$_x$Ta$_($$_1$$_-$$_x$$_)$O$_3$ across T$_c$

Sujinda Chaiyachad (School of Physics, Institute of Science, Suranaree University of Technology)

28/11/2016, 11:30

Nanomaterials & nanostructures

Oral

A two-dimensional electron gas (2DEG) (confined electron which is free to move in two dimensions at the interface/surface) was discovered at the LaAlO$_3$/SrTiO$_3$ interface; later on 2DEG was also observed at the bare surfaces of SrTiO$_3$ and KTaO$_3$. This system can enhance some physical properties (i.e. superconductivity and ferroelectric polarization) as well as the novel properties...

269. Polymer/Metal Nanoparticle/Nanocarbon Hybrid Materials for Highly Sensitive and Selective Volatile Organic compound Detection

Winadda Wongwiriyapan (College of Nanotechnology, King Mongkut's Institute of Technology Ladkrabang, Bangkok, Thailand / Nanotec-KMITL Center of Excellence on Nanoelectronic Device, Bangkok, Thailand)

28/11/2016, 13:00

Nano-electronics/systems

Invited Speaker

Recently, gas sensor based on the simple change in its resistance in response to the analytes, has been focused as a promising candidate for practical sensing devices. Several nanostructured materials such as carbon nanotube (CNT) and graphene, have attracted considerable attention as alternative sensing materials because of their distinctive characteristics in structural, electrical and...

171. DESIGNING MOLECULAR STRUCTURES OF D-π-A TYPE ORGANIC DYES FOR HIGH EFFICIENCY DYE-SENSITIZED SOLAR CELLS

Prof. Vinich Promarak (School of Molecular Science and Engineering, Vidyasirimedhi Institute of Science and Technology (VISTEC))

28/11/2016, 13:20

Nano-electronics/systems

Invited Speaker

Dye-sensitized solar cell (DSSC) has emerged as one of the most attractive photovoltaic devices because it offers the possibility of low-cost conversion of photoenergy.Ruthenium complex dyes are currently the most efficient dyes. These dyes, however, are costly and hard to prepare in high yields,which have ledto the evolution of metal-free organic dyes.Organic dyes exhibit not only higher...

261. X-ray Absorption Investigation on Cation Distribution and Magnetic Behavior of Zinc Ferrite Nanoparticles

Wisanu Pecharapa (College of Nanotechnology, King Mongkut’s Institute of Technology Ladkrabang, Ladkrabang, Bangkok 10520)

28/11/2016, 13:40

Nano-electronics/systems

Invited Speaker

Zinc Ferrite (ZnFe2O4) nanopowders were synthesized by ball-milling technique at different milling times (0 to 24 h) starting from as-combusted powders. The XRD and SEM results ensure significant decrease in particle size of these ferrites with increasing processing time. The distribution of cations including zinc (Zn2+) and ferric (Fe3+) ions was investigated by Zn and Fe K-edge X-ray...

229. Fabrication of Highly Aligned CNT and P(VDF/TrFE) Nanofiber Sheets

Hidenori Mimura

28/11/2016, 14:00

Nano-electronics/systems

Invited Speaker

Recently, nanofibers attract much interest not only in apparel industry, but also information technology, bio-medical, or environmental fields. In the presentation, I will introduce fabrication and characteristics of highly aligned carbon nanotube (CNT) nanofiber sheets [1-4]. The multiwalled CNTs (MWCNTs) were deposited by chloride-assisted chemical vapor deposition. The length of obtained...

127. Simulation of single quantum well solar cells

Dr Maetee Kunrugsa (Department of Electrical Technology Education, Faculty of Industrial Education and Technology, King Mongkut's University of Technology Thonburi, Bangkok 10140, Thailand)

28/11/2016, 14:20

Nano-electronics/systems

Oral

III-V solar cells have been extensively studied in both theoretical and experimental aspects. The efficiency of the solar cells can be enhanced by the insertion of quantum structures as a result of the quantized energy levels at which photons with energy lower than the host material can be absorbed. A window layer made of a wide band gap material increases the absorption of high energy photons...

233. Natural Materials for Dye Sensitized Solar Cells: Experimental and Theoretical Study

Vittaya Amornkitbamrung (Integrated Nanotechnology Research Center, Department of Physics, Faculty of Science, Khon Kaen University, Khon Kaen 40002, Thailand)

28/11/2016, 15:00

Nano-energy & storage

Invited Speaker

Density functional theory (DFT) and time dependent DFT (TDDFT) were used to study on electronic and photoelectrochemical properties of monascus, cochineal, lac insects and anthocyanin dyes. The low-cost dye-sensitized solar cells (DSSCs) utilized by crude and pre-concentrated anthocynins extracted from mangosteen pericarp, roselle, red cabbage, Thai berry, black rice, blue pea and purple corn...

293. A recent development of mixed metal oxides/polymer nanocomposites as energy storage catalysts

Dr Pailin NGAOTRAKANWIWAT (-)

28/11/2016, 15:20

Nano-energy & storage

Invited Speaker

Titanium dioxide (TiO$_2$) is a promising material for versatile applications, i.e., air-water purification, anti-fogging, anti-corrosion. However, those applications are limited to the available of the appropriate light source. To overcome this problem, modification with energy storage substances such as WO$_3$ [1], Phosphotungstic acid [2] and TiO$_2$-V$_2$O$_5$ [3] is applied. An energy...

123. Electrical Properties of Co-Doped LiFePO4 Nanomaterial by Impedance Spectroscopy Technique

Mr Phongsit Krabao (Department of Physics, Faculty of Science, Khon Kaen University, Khon Kaen)

28/11/2016, 15:40

Nano-energy & storage

Oral

Keywords: Impedance spectroscopy; Lithium iron phosphate; Electronic conductivity;

The ever-growing public and now commercial sentiment supporting the widespread adoption of low and zero-emission vehicles, it is unsurprising those Li-ion batteries which currently assume the bulk of the cost of electrified vehicles. The main challenge is obtaining cathode material with high energy density,...

141. The porous carbon derived from the KOH activation of agro-waste char for supercapacitor electrode

Dr Jedsada Sodtipinta (Faculty of Applied Science and Engineering, Khon Kaen University, Nong Khai Campus)

28/11/2016, 15:55

Nano-energy & storage

Oral

By using KOH as the chemical activating agent to prepared activated carbon from pineapple leaf fiber waste as the carbon source. The structure, morphology and the surface functional groups of the as-prepared activated carbon were investigated by X-ray diffraction (XRD), field emission scanning electron microscope equipped with energy dispersive X-ray spectroscopy (FESEM-EDX), X-ray...

124. Synthesis and identification of silica and activated carbon nanocomposite from rice husks for energy storage

Mr Yutthanakon Kanaphan (Materials Science and Nanotechnology Program, Faculty of Science, Khon Kaen University, Khon Kaen, 40002, Thailand.)

28/11/2016, 16:10

Nano-energy & storage

Oral

The rapidly growing demand for renewable energy storages, there has been growing the interest in nanomaterials from biomass waste. One of the key to improve performance of the nanomaterial depends on the structure of materials. The rice husks (RHs) are the most agricultural biomass waste found in Thailand. They are source of SiO2 and carbon nanostructure. Nano-silica (SiO2) and activated...

111. nvestigation the role of Co2+ in LiFePO4 cathode material during batteries operation by In–situ XANES technique

Ms Patcharapohn Chantrasuwan (Materials Science and Nanotechnology Program, Faculty of Science, KhonKaen University, KhonKaen, 40002, Thailand)

28/11/2016, 16:25

Nano-energy & storage

Oral

Rechargeable lithium ion batteries are amongst the most advanced electrical energy storage system available today. Many families of compounds have been developed for use as cathode materials in Li-ion batteries such as layered oxides LiMO2 (M = Co, Ni, Mn, or V), manganese spinel (LiMn2O4), and phospho-olivines LiMPO4 (M =Fe, Mn, Co, or Ni). Lithium iron phosphate (LiFePO4) have become the...

65. Fabrication of Perovskite Solar Cell via Rapid Convective Deposition Technique

Mr Natpapon Saranrom (Mahidol University)

28/11/2016, 16:40

Nano-energy & storage

Oral

Here, we introduce a new technique, called rapid convective deposition, to fabricate planar perovskite solar cells. This technique uses a reclining blade to draw a liquid droplet across a substrate thus advancing thin film can be deposited on a substrate. Thickness and morphology of the thin film can be controlled by deposition speed and blade angle as well as liquid volume and concentration....

247. Chitosan-metal nanohybrids for microbial detection and extraction

Prof. Suwabun Chirachanchai (Chulalongkorn University)

29/11/2016, 10:15

Environmental nanotechnology

Invited Speaker

Nowadays, environmental problems, for example, climate changes, overpopulation, and emerging and re-emerging diseases are considered as the global issues obstructing the human activities. In fact, environmental healthrelated problems are derived from several microbialforwhich an accurate and early detection and separation is a way to prevent the spread over. Therefore, specific sensors and/or...

295. Charge storage mechanisms of manganese oxide nanosheets and N-doped reduced graphene oxide aerogel for high-performance asymmetric supercapacitors

Dr Montree Sawangphruk (Department of Chemical and Biomolecular Engineering, School of Energy Science and Engineering, Vidyasirimedhi Institute of Science and Technology, Rayong 21210, Thailand / Department of Chemical Engineering, Kasetsart University, Bangkok 10900, Thailand)

29/11/2016, 10:35

Nano-energy & storage

Invited Speaker

Although manganese oxide and graphene supercapacitors have been widely studied, their charge storage mechanisms are not yet clear. In this work, we have investigated the charge storage mechanisms of MnO2 nanosheets and N-doped reduced graphene oxide aerogel (N-rGOae) using in situ X-ray absorption spectroscopy (XAS) and electrochemical quartz crystal microbalance (EQCM). The in situ XAS...

263. Molecular Dynamics Simulations and Gaussian Network Model in Improving Protein–Protein Binding Affinity: HIV and Dengue Cases

Vannajan Sanghiran Lee (University of Malaya)

29/11/2016, 10:55

Theory and simulation related to nanosystem

Invited Speaker

Conformational dynamics of proteins have been suggested to play crucial roles in protein-protein binding and dissociation which are the two fundamental steps of protein–protein interactions, and determine the binding affinity. Intrinsic disorder in specific protein regions plays its role in recognition and such disordered protein regions may control the degree of motion between domains and in...

159. Fabrication, Characterization, and Electrochemical Properties of Electrospun MnCo2O4 Nanofibers

Ms Ornuma Kalawa (School of Physics, Suranaree University of Technology)

29/11/2016, 11:15

Nano-energy & storage

Oral

Manganese cobalt spinel oxide (MnCo2O4) nanofibers were fabricated by electrospinning technique using polyacrylonitrile (PAN) as a polymer source and Mn and Co nitrates as metal sources. TGA-DSC was used to study the thermal property of the as-spun. The as-spun and calcined MnCo2O4 samples were characterized by X-ray diffraction (XRD) and transmission electron microscopy (TEM). After...

160. Synthesis, characterization and electrochemical properties of KFeO2 nanoparticles prepared by sol-gel method

Ms Thongsuk Sichumsaeng (School of Physics, Institute of Science, Suranaree university of Technology, Nakhon Ratchasima, 30000, Thailand)

29/11/2016, 11:30

Nano-energy & storage

Oral

In this work, we report the electrochemical properties of the KFeO2 nanoparticles synthesized by a sol-gel method. The synthesized KFeO2 nanoparticles were calcined in air at the different temperatures from 500 to 800ºC for 2 h. The X-ray diffraction (XRD) pattern confirms the phase formation of KFeO2 with the average crystallite sizes ranging of 20-50 nm. With increasing calcination...

161. Improved Electrochemical Properties of Activated Biomass/FeOx/MnOx Composite Prepared by Hydrothermal method for Supercapacitor Electrode Materials

Ms Unchista Wongpratat (School of Physics, Institute of Science, Suranaree University of Technology, Nakhon Ratchasima, 30000, Thailand.)

29/11/2016, 11:45

Nano-energy & storage

Oral

Activated biomass carbon from coconut shell was composited with FeOx and MnOx by hydrothermal method at 160 oC for 18 h. The phase structure, morphology and chemical composition of samples were characterized by X-ray diffraction (XRD), Scanning electron microscopy (SEM), Transmission electron microscopy (TEM) and Energy dispersive X-ray spectroscopy (EDX). The electrochemical properties of...

60. DIAMONDOID COUNTER ELECTRODES FOR DYE-SENSITIZED SOLAR CELLS

Sumeth Siriroj

29/11/2016, 12:00

Nano-energy & storage

Oral

Dye-sensitized solar cells (DSSCs) are a leading contender for low-cost solar energy generation. The highest efficiency of DSSC is from platinum(Pt) counter electrode (14.1%), however platinum is very expensive and there are other materials that can use as counter electrode such as conductive polymer, carbon nanotube and other carbon form. In this work we use diamondoids (nano powder of...

142. Gas Response of Tin Oxide Film Sensor to Varying Methane Gas Concentration

Prof. Emmanuel Florido

29/11/2016, 13:30

Other related topics

Oral

This study was aimed to determine the effect of methane gas concentration on the voltage response of tin oxide (SnO) film. The sensing circuit of the tin oxide film was interfaced to a laptop computer throug an arduino microcontroller for data acquisition. Real time data table and graph can be visualized on the laptop screen during the gas sensing process.

The sensor was enclosed in an...

17. ELECTROWETTING ON DIELECTRIC (EWOD) OF SESSILE MICRODROPLETS CONTAINING POLYDISPERSE GOLD NANOPARTICLES

Prof. Crismar Patacsil (University of the Philippines Baguio and Ateneo de Manila University (Philippines))

29/11/2016, 13:45

Other related topics

Oral

The wetting property of materials continues to be studied due to its important applications in many natural and industrial processes. Applying an external voltage affects the contact angle and offers a way to manipulate wettability without changing the chemical composition of the contacting phases. The use of external electric fields to control wettability has promising new applications in...

53. Salicylideneaniline-Functionalized Poly(m-phenyleneethynylene)s as Fluorescent Turn-On Chemosensors for Cations

Ms Nopparat Thavornsin (Department of Chemistry, Faculty of Science, Chulalongkorn University, Bangkok 10330, Thailand.)

29/11/2016, 14:00

Other related topics

Oral

Two different series of conjugated polymer, poly(m-phenyleneethynylenes) (m-PPEs) containing different amounts of salicylideneaniline moieties (50% and 100%) have been synthesized via a post-functionalization of aniline group on m-PPEs backbone. PPEs are successfully prepared in excellent yield (90-99%) and spectroscopically characterized the structure by $^1$H, $^{13}$C NMR and FTIR...

104. Observing Chitooligosaccharide Traveling through a Biological Nanopore of Escheriachia coli

H. Sasimali M. Soysa (School of Chemistry, Institute of Science,Suranaree University of Technology)

29/11/2016, 14:15

Other related topics

Oral

Observing Chitooligosaccharide Traveling through a Biological Nanopore of Escheriachia coli
H. Sasimali M. Soysa1, 2 and Wipa Suginta*1 ,2

1Biochemistry-Electrochemistry Research Unit, Suranaree University of Technology, Nakhon Ratchasima, Thailand
2School of Chemistry, Institute of Science, Suranaree University of Technology, Nakhon Ratchasima, Thailand
Tel: +66-44226187; E-mail:...

96. Effect of Ammonia and Acid Concentrations on the Response of Fish Spoilage Indicator Solution Based on Coordination Compound of Transition Metal

Ms Kanokporn Pathanasriwong (Department of Packaging and Materials Technology, Faculty of Agro-Industry, Kasetsart University, Bangkok, Thailand)

Nano-characterization & instruments

Oral

Abstract

Fish products provide a vital source of essential protein and contain many minerals and vitamins in human nutrition. Unfortunately these products are extremely perishable and can be spoiled rapidly at an unsuitable storage. Diagnostic packaging plays a key role for real time monitoring quality and safety of products, by detecting volatile compounds which existed within...

256. Prof. Nguyen Van Hieu

Prof. Nguyen Van Hieu (227 Nguyen Van Cu Street, Ward 4, District 5, Ho Chi Minh City, Viet Nam)

Other related topics

Invited Speaker

Abstract will be added by the contribution