Papers in Nuclear Science & Technology

Review Energy & Fuels

An insight of CO2 hydrogenation to methanol synthesis: Thermodynamics, catalysts, operating parameters, and reaction mechanism

Suresh Kanuri, Sounak Roy, Chanchal Chakraborty, Santanu Prasad Datta, Satyapaul A. Singh, Srikanta Dinda

Summary: This review presents the advancements in the catalytic hydrogenation of CO2 to methanol, discussing the performance of different catalysts and the influence of reaction conditions on product selectivity.

INTERNATIONAL JOURNAL OF ENERGY RESEARCH (2022)

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Article Chemistry, Physical

Radiation-transmission and self-absorption factors of P2O5 - SrO - Sb2O3 glass system

Gharam A. Alharshan, Canel Eke, M. S. Al-Buriahi

Summary: This study investigates the radiation transmission and self-absorption factors of the P2O5-SrO-Sb2O3 glass system using high performance simulation method. The results demonstrate that this glass system has potential application in radiation protection.

RADIATION PHYSICS AND CHEMISTRY (2022)

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Article Energy & Fuels

Prediction of electric vehicle charging duration time using ensemble machine learning algorithm and Shapley additive explanations

Irfan Ullah, Kai Liu, Toshiyuki Yamamoto, Muhammad Zahid, Arshad Jamal

Summary: Electric vehicles are crucial for smart transportation systems, but limited driving range, prolonged charging times, and inadequate charging infrastructure hinder their adoption. This study employed four different ensemble machine learning algorithms to predict the charging time of electric vehicles, with the XGBoost model achieving the highest accuracy. Additionally, the newly developed SHAP approach was used to interpret the outputs of the ML algorithm.

INTERNATIONAL JOURNAL OF ENERGY RESEARCH (2022)

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Proceedings Paper Engineering, Electrical & Electronic

Behavior of Damaged Sites Introduced by SEGR in Silicon Carbide Power MOSFETs

Y. Nakada, S. Kuboyama, E. Mizuta, A. Takeyama, T. Ohshima, H. Shindou

Summary: The behavior of damage sites induced by SEGR in SiC vertical power MOSFETs is different from that in Si devices, even though their electrical behavior is similarly modeled.

2019 19TH EUROPEAN CONFERENCE ON RADIATION AND ITS EFFECTS ON COMPONENTS AND SYSTEMS (RADECS) (2022)

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Article Nuclear Science & Technology

The DEMO magnet system - Status and future challenges

V. Corato, C. Vorpahl, K. Sedlak, V. A. Anvar, J. Bennet, M. E. Biancolini, F. Bonne, R. Bonifetto, D. P. Boso, A. Brighenti, P. Bruzzone, G. Celentano, A. Della Corte, G. De Marzi, V. D'Auria, F. Dematte, A. Dembkowska, O. Dicuonzo, C. Fiamozzi Zignani, W. H. Fietz, C. Frittitta, L. Giannini, F. Giorgetti, R. Guarino, R. Heller, C. Hoa, M. Huguet, G. Jiolat, M. Kumar, B. Lacroix, M. Lewandowska, N. Misiara, L. Morici, L. Muzzi, D. S. Nickel, S. Nicollet, A. Nijhuis, F. Nunio, C. Portafaix, X. Sarasola, L. Savoldi, I. Tiseanu, G. Tomassetti, A. Torre, S. Turtu, D. Uglietti, R. Vallcorba, K. -p. Weiss, R. Wesche, M. J. Wolf, K. Yagotintsev, L. Zani, R. Zanino, A. Zappatore

Summary: This paper presents the pre-concept design of the European DEMO Magnet System, which has passed the DEMO plant-level gate review. The design parameters are based on the DEMO 2018 baseline and include the design studies of magnet coils, conductors, and auxiliary systems. Thermal-hydraulic and mechanical analyses as well as experimental tests were conducted. Two TF coil concepts and two CS module schemes were selected for further development during the Concept Design Phase.

FUSION ENGINEERING AND DESIGN (2022)

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Article Energy & Fuels

First-principles investigation of the influence of point defect on the electronic and optical properties of α-Ga2O3

Yong Pan

Summary: The influence of vacancies on the electronic and optical properties of alpha-Ga2O3 semiconductor was studied using first-principles calculations. The results demonstrated that vacancies have a significant impact on the band gap and optical properties of alpha-Ga2O3.

INTERNATIONAL JOURNAL OF ENERGY RESEARCH (2022)

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Article Energy & Fuels

Highly stable binary composite of nickel silver sulfide (NiAg2S) synthesized using the hydrothermal approach for high-performance supercapattery applications

Haseeb ul Hassan, Muhammad Waqas Iqbal, Amir Muhammad Afzal, Tasawar Abbas, Asma Zaka, Aneeqa Yasmeen, Naveed Ahmed Noor, Sikander Aftab, Hamid Ullah

Summary: A supercapattery device was fabricated by synthesizing a mixture of nickel sulfide and silver sulfide as electrode material, showing higher specific capacity and good stability. The 50/50 weight ratio of nickel and silver sulfide demonstrated improved specific capacity and excellent charge/discharge performance, making it suitable for supercapattery applications.

INTERNATIONAL JOURNAL OF ENERGY RESEARCH (2022)

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Article Chemistry, Physical

High density of tungsten gadolinium borate glasses for radiation shielding material: Effect of WO3 concentration

W. Cheewasukhanont, P. Limkitjaroenporn, M. I. Sayyed, S. Kothan, H. J. Kim, J. Kaewkhao

Summary: The aim of this work was to study the radiation shielding properties of different compositions of xWO(3):(70-x)Gd2O3:30B(2)O(3) (WGB) glasses. By comparing experimental results with theoretical predictions using the Compton scattering technique and simulation methods, the good performance of the detection system was confirmed. It was found that the density decreased and the MAC, Z(eff), and N-eff increased with increasing WO3 content, while they decreased with increasing energies. At a concentration of 40 mol%, the glass exhibited better shielding efficiency.

RADIATION PHYSICS AND CHEMISTRY (2022)

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Article Chemistry, Physical

Applicability of the multispectral remote sensing on determining the natural rock complexes distribution and their evaluability on the radiation protection applications

N. K. Libeesh, K. A. Naseer, K. A. Mahmoud, M. Sayyed, S. Arivazhagan, Mohammed S. Alqahtani, El Sayed Yousef, Mayeen Uddin Khandaker

Summary: This study focuses on the mafic and ultramafic rocks of Mettupalayam in the Southern Granulite Terrain. Image processing techniques and spectral character analysis were used to evaluate the radiation shielding properties of the rocks. The results showed that Gabbro rocks have a high shielding capacity.

RADIATION PHYSICS AND CHEMISTRY (2022)

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Article Energy & Fuels

Structural, optical, thermal, and dielectric properties of carboxymethyl cellulose/sodium alginate blend/lithium titanium oxide nanoparticles: Biocomposites for lithium-ion batteries applications

Eman M. Abdallah, Mohamed A. Morsi, Ghaleb M. Asnag, Ahmed E. Tarabiah

Summary: Nanocomposite samples of CMC/SA/Li4Ti5O12 were prepared, and the results showed that the increase of Li4Ti5O12 concentration led to a decrease in crystallinity, an enhancement in optical properties, an improvement in thermal stability, and an increase in electrical conductivity. The nanocomposites have potential applications in energy storage capacitors and alternative separator rechargeable lithium-ion batteries.

INTERNATIONAL JOURNAL OF ENERGY RESEARCH (2022)

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Review Energy & Fuels

A review on the visible light active modified photocatalysts for water splitting for hydrogen production

Wei-Hsin Chen, Jung Eun Lee, Seong-Ho Jang, Su-Shiung Lam, Gwang Hoon Rhee, Ki-Joon Jeon, Murid Hussain, Young-Kwon Park

Summary: Water photocatalysis is a renewable and sustainable process for hydrogen generation by converting photon energy into chemical energy using visible light active photocatalysts. Various modifications of structure or components have been studied to design visible light active photocatalysts for water splitting to generate hydrogen efficiently. The performance of photocatalysts under visible light irradiation depends on the morphology and electron transfer pathway, showcasing the importance of reducing recombination of charge carriers and adjusting the band gap for efficient hydrogen evolution.

INTERNATIONAL JOURNAL OF ENERGY RESEARCH (2022)

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Article Energy & Fuels

Synthesis of carbon nanotubes/titanium dioxide and study of its effect on the optical, dielectric, and mechanical properties of polyvinyl alcohol/sodium alginate for energy storage devices

Haifa Mohammed Alghamdi, Abdulwahab Rajeh

Summary: The solvent casting technique was used to prepare polymer nanocomposites doped with MWCNTs/TiO2 in PVA/SA blend, resulting in modifications to the structure confirmed by XRD, FTIR, and TEM analyses. The optical energy gap of the polymer blend decreased with the addition of MWCNTs/TiO2. TGA revealed excellent thermal stability, enhanced AC conductivity and dielectric properties, as well as improved electrical and mechanical properties in the nanocomposites compared to pure PVA/SA blends.

INTERNATIONAL JOURNAL OF ENERGY RESEARCH (2022)

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Article Energy & Fuels

Early hotspot detection in photovoltaic modules using color image descriptors: An infrared thermography study

Muhammad Umair Ali, Sajid Saleem, Haris Masood, Karam Dad Kallu, Manzar Masud, Muhammad Junaid Alvi, Amad Zafar

Summary: This study introduces a new method for early detection of hotspots in photovoltaic panels using color image descriptors and machine learning algorithms. Experimental results show that the combination of rgSIFT descriptor and k-NN algorithm outperforms other methods with an accuracy rate of 98.7% under the optimal non-overlapping region size.

INTERNATIONAL JOURNAL OF ENERGY RESEARCH (2022)

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Article Energy & Fuels

Enhancing the structural, thermal, and dielectric properties of the polymer nanocomposites based on polymer blend and barium titanate nanoparticles for application in energy storage

Mervet R. Atta, Norah Algethami, Mohammed O. Farea, Qana A. Alsulami, Abdulwahab Rajeh

Summary: Solution casting and ultrasonic-assisted solution-cast methods were used to create polymer nanocomposites films based on polyvinyl alcohol (PVA)/polyvinyl pyrrolidone (PVP) filled with varying concentrations of BaTiO3 nanoparticles. The properties of the nanocomposites, such as conductivity, dielectric constant, and dielectric loss, were investigated as a function of BaTiO3 concentration. The results show significant variations in the properties of the nanocomposites with different BaTiO3 concentrations, which have potential applications in polymer organic semiconductors, energy storage, polymer solar cells, and nanoelectronics.

INTERNATIONAL JOURNAL OF ENERGY RESEARCH (2022)

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Article Chemistry, Physical

Micro Pb filled polymer composites: Theoretical, experimental and simulation results for γ-ray shielding performance

O. Kilicoglu, Chaitali V. More, F. Akman, K. Dilsiz, H. Ogul, M. R. Kacal, H. Polat, O. Agar

Summary: Research on advanced composites for protecting the environment from radioactive pollution has shown that polymer micro composites loaded with micro lead (Pb) have high attenuation coefficients for photon radiation, making them promising for applications in protective enclosures and other protective measures.

RADIATION PHYSICS AND CHEMISTRY (2022)

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Review Energy & Fuels

The dynamics of green supply chain management within the framework of renewable energy

Sidique Gawusu, Xiaobing Zhang, Seidu Abdulai Jamatutu, Abubakari Ahmed, Ayesha Algade Amadu, Elvis Djam Miensah

Summary: Green Supply Chain Management (GSCM) involves balancing economic and environmental performance for businesses in the context of renewable energy. Effective implementation of GSCM can enhance performance and reduce environmental impacts.

INTERNATIONAL JOURNAL OF ENERGY RESEARCH (2022)

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Article Energy & Fuels

Hierarchical flaky porous carbon derived from waste polyimide film for high-performance aqueous supercapacitor electrodes

Yuzhe Liu, Hao Wang, Chengcai Li, Shaohui Wang, Lin Li, Chengwen Song, Tonghua Wang

Summary: This study utilized waste PI film to fabricate flaky porous carbon materials with tailored pore structure and functional groups through KOH activation, achieving excellent electrochemical performance. The materials showed high specific capacitance, good capacitance retention rate, and low impedance, making them promising electrode materials for supercapacitors.

INTERNATIONAL JOURNAL OF ENERGY RESEARCH (2022)

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Article Nuclear Science & Technology

Japanese evaluated nuclear data library version 5: JENDL-5

Osamu Iwamoto, Nobuyuki Iwamoto, Satoshi Kunieda, Futoshi Minato, Shinsuke Nakayama, Yutaka Abe, Kohsuke Tsubakihara, Shin Okumura, Chikako Ishizuka, Tadashi Yoshida, Satoshi Chiba, Naohiko Otuka, Jean-Christophe Sublet, Hiroki Iwamoto, Kazuyoshi Yamamoto, Yasunobu Nagaya, Kenichi Tada, Chikara Konno, Norihiro Matsuda, Kenji Yokoyama, Hiroshi Taninaka, Akito Oizumi, Masahiro Fukushima, Shoichiro Okita, Go Chiba, Satoshi Sato, Masayuki Ohta, Saerom Kwon

Summary: The fifth version of the Japanese Evaluated Nuclear Data Library, JENDL-5, was developed to meet the needs of various applications including nuclear reactors and accelerators. JENDL-5 consists of 11 sublibraries and includes updated neutron reaction data for a wide range of nuclei. It also includes the originally evaluated data of thermal scattering law and fission product yield, as well as light charged-particle and photon-induced reaction data for the first time.

JOURNAL OF NUCLEAR SCIENCE AND TECHNOLOGY (2023)

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Review Energy & Fuels

A review on applications of graphene in triboelectric nanogenerators

Faizatul Farah Hatta, Muhammad Aniq Shazni Mohammad Haniff, Mohd Ambri Mohamed

Summary: This paper discusses the recent progress in energy harvesting research based on TENGs technology and the basic working modes and material choices of nanogenerators. Frictional electric materials are crucial for TENGs, as the frictional effects play a fundamental role in their operation.

INTERNATIONAL JOURNAL OF ENERGY RESEARCH (2022)

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Article Nuclear Science & Technology

MHD effects on natural convection in a U-shaped enclosure filled with nanofluid-saturated porous media with two baffles

Khaled Al-Farhany, Ammar Abdulkadhim, Hameed K. Hamzah, Farooq H. Ali, Ali Chamkha

Summary: This study numerically investigates the heat transfer and buoyancy-driven flow in a U-shaped baffled enclosure filled with a nanofluid-saturated porous medium under an inclined magnetic field. The results show that increasing the Rayleigh number, Darcy number, and nanoparticles volume fraction enhances the heat transfer, while the Hartmann number has the opposite effect. Additionally, increasing the enclosure aspect ratio increases the average Nusselt number.

PROGRESS IN NUCLEAR ENERGY (2022)

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Nuclear Science & Technology

An insight of CO2 hydrogenation to methanol synthesis: Thermodynamics, catalysts, operating parameters, and reaction mechanism

Radiation-transmission and self-absorption factors of P2O5 - SrO - Sb2O3 glass system

Prediction of electric vehicle charging duration time using ensemble machine learning algorithm and Shapley additive explanations

Behavior of Damaged Sites Introduced by SEGR in Silicon Carbide Power MOSFETs

The DEMO magnet system - Status and future challenges

First-principles investigation of the influence of point defect on the electronic and optical properties of α-Ga2O3

Highly stable binary composite of nickel silver sulfide (NiAg2S) synthesized using the hydrothermal approach for high-performance supercapattery applications

High density of tungsten gadolinium borate glasses for radiation shielding material: Effect of WO3 concentration

Applicability of the multispectral remote sensing on determining the natural rock complexes distribution and their evaluability on the radiation protection applications

Structural, optical, thermal, and dielectric properties of carboxymethyl cellulose/sodium alginate blend/lithium titanium oxide nanoparticles: Biocomposites for lithium-ion batteries applications

A review on the visible light active modified photocatalysts for water splitting for hydrogen production

Synthesis of carbon nanotubes/titanium dioxide and study of its effect on the optical, dielectric, and mechanical properties of polyvinyl alcohol/sodium alginate for energy storage devices

Early hotspot detection in photovoltaic modules using color image descriptors: An infrared thermography study

Enhancing the structural, thermal, and dielectric properties of the polymer nanocomposites based on polymer blend and barium titanate nanoparticles for application in energy storage

Micro Pb filled polymer composites: Theoretical, experimental and simulation results for γ-ray shielding performance

The dynamics of green supply chain management within the framework of renewable energy

Hierarchical flaky porous carbon derived from waste polyimide film for high-performance aqueous supercapacitor electrodes

Japanese evaluated nuclear data library version 5: JENDL-5

A review on applications of graphene in triboelectric nanogenerators

MHD effects on natural convection in a U-shaped enclosure filled with nanofluid-saturated porous media with two baffles

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