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First-principles calculations to investigate electronic, optical, and thermoelectric properties of Na2GeX3 (X= S, Se, Te) for energy applications- 저자명
Abbas, Zeesham; Fatima, Kisa; Gorczyca, Izabela; Jaffery, Syed Hassan Abbas; Ali, Asif; Irfan, Muhammad; Raza, Hafiz Hamid; Algarni, H; Muhammad, Shabbir; Teisseyre, Henryk;
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Materials Science in Semiconductor Processing
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2022-11-16
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The optoelectronic, structural, and transport properties of the ternary chalcogenides Na2GeX3 (X =S, Se Te) are investigated by the full-potential linearized augmented plane wave (FP-LAPW) method. Na2GeS3 and Na2GeSe3 ha...
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Investigating the effect of alkali metals on the structural & optoelectronic properties of hexafluorozirconate red phosphors A2ZrF6 (A= Cs, K, Na) using first-principles calculations: A prospect for warm-white LEDs (w-LEDs) applications- 저자명
Abbas, Zeesham; Fatima, Kisa; Muhammad, Shabbir; Siddeeg, Saifeldin M; Ali, Ahsan; Hussain, Sajjad; Jung, Jongwan
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Journal of Solid State Chemistry
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2022-11-03
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To meet the energy challenges of the near future, the development of environment-friendly and energy-efficient phosphors for luminescence devices like light-emitting diodes (LEDs) is the main quest of researchers nowaday...
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Charge storage improvement in uniformly grown TiO2 on Ti3C2Tx MXene surface- 저자명
Sunil Kumar, Sikandar Aftab, Tej Singh, Manjeet Kumar, Sanjeev Kumar, Yongho Seo
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J. of Alloys and Compounds
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2023-12-15
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The energy storage capacity of MXenes can be significantly augmented by increasing their specific surface area, which can additionally amplify the number of active sites available for electrochemical reactions. Herein, w...
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Fast fabrication technique for high-quality van der Waals heterostructures using inert shielding gas environment- 저자명
Van Huy Nguyen, Minwook Kim, Cao Thang Nguyen, Muhammad Suleman, Dinh Cong Nguyen, Naila Nasir, Malik Abdul Rehman, Hyun Min Park, Sohee Lee, Sung Youb Kim, Sunil Kumar, Yongho Seo
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Applied Surface Science
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2023-12-01
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2D materials based on van der Waals heterostructures have remarkable applications in electronic devices. However, trapped contaminations between the interface heterostructure layers during fabrication processes degrade t...
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Flexible Transparent Conductive Electrodes: Unveiling Growth Mechanisms, Material Dimensions, Fabrication Methods, and Design Strategies- 저자명
Sunil Kumar, Yongho Seo
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Small methods
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2023-10-11
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Flexible transparent conductive electrodes (FTCEs) constitute an indispensable component in state-of-the-art electronic devices, such as wearable flexible sensors, flexible displays, artificial skin, and biomedical devic...
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Doping-induced structural and optical modifications in γ-CuI nanocrystals- 저자명
Manish Taunk, Sunil Kumar, Amit Aherwar, Yongho Seo
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J. of Physics and Chemistry of Solids
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2023-10-05
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This study investigates the structural and optical properties of doped CuI nanocrystals synthesized using a facile chemical method. Cadmium (Cd) and iron (Fe) were used as dopants, resulting in CuI–Cd and CuI&ndash...
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Facile method for fabricating the MXenes-Si based Schottky-junction solar cells- 저자명
Dongwoon Kang, Sunil Kumar, Yeonjae Lee, Minwook Kim, Van Huy Nguyen, Dinh Cong Nguyen, Naila Nasir, Yongho Seo
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Materials Chemistry and Physics
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2023-04-27
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Owing to their tunable properties, 2D materials including MXenes are widely used in different optoelectronic devices due to their inherent conductivity and transparency. MXenes are a class of 2D materials that can be syn...
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Long-Term Stability Studies and Applications of Ti3C2Tx Mxene- 저자명
Sunil Kumar, Hyun Min Park, Tej Singh, Manjeet Kumar, and Yongho Seo
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International Journal of Energy Research
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2023-02-03
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The novel 2D materials, MXenes, have many remarkable properties, but their stability against oxidation is a major bottleneck in their applications. In this study, we have investigated the stability of Ti3C2Tx MXene for u...
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One-dimensional nanostructured vanadium oxides with single-crystalline structure synthesized by cellulose nanocrystal-template-assisted hydrothermal method for Li-ion battery cathodes- 저자명
Chulmin Youn, Wonseok Ko, Ayoung Cho, Joonbong Lee, Sang Young Yeo, Yongho Seo, Jonghun lee, Byoung-Sun Lee, Jongsoon Kim & Taekjib Choi
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Cellulose
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2023-06-26
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Cellulose nanocrystals (CNCs) have emerged as a promising templating material due to unique features, such as high surface area, surface hydroxyl groups and rod-like shape, which allow for sustainable nanoscale control o...
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First-principles study of electronic and optical properties of two-dimensional Ca2N electride using pseudoatomic orbital basis set- 저자명
Jinwoong Chae and Gunn Kim
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PHYSICAL REVIEW B
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2023-09-07
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Dicalcium nitride (Ca2N) is a two-dimensional (2D) electride with unique electronic behavior. In this study, we use pseudoatomic orbital (PAO) basis sets to investigate its electronic and optical properties. This methodo...
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