Article
Green & Sustainable Science & Technology
Jianhua Yu, Xu Li, Zhenxing Cui, Di Chen, Xiancai Pang, Qian Zhang, Feifei Shao, Hongzhou Dong, Liyan Yu, Lifeng Dong
Summary: The hydrothermal process effectively stabilizes heteroatoms (N and P), improves graphitization, and enhances the capacitive properties of biomass-derived carbon materials.
Article
Energy & Fuels
Jing Li, Yongjin Zou, Cuili Xiang, Fen Xu, Lixian Sun, Bin Li, Jian Zhang
Summary: This study prepared nitrogen-doped porous carbon from Osmanthus as a raw material using a simple carbonization/activation method, showing a three-dimensional hierarchical porous structure with high specific surface area. The electrochemical performance of Osmanthus-derived carbon mainly relies on its microporous/mesoporous characteristics, exhibiting high specific capacitance and excellent cycling stability.
JOURNAL OF ENERGY STORAGE
(2021)
Article
Chemistry, Multidisciplinary
Murugan Vinayagam, Rajendran Suresh Babu, Arumugam Sivasamy, Ana Lucia Ferreira de Barros
Summary: A cost-effective and sustainable high-performance supercapacitor material, CBAC, was successfully prepared from cellulosic waste. The material displayed excellent electrochemical behavior, high specific capacitance, and cycling stability, making it suitable for energy storage device applications.
Article
Chemistry, Multidisciplinary
Song Liu, Kun Chen, Qiang Wu, Yuanyuan Gao, Changguo Xue, Xiang Dong
Summary: This study synthesized biomass-derived sulfur-doping porous carbon (SPC) from ulothrix using simple pyrolysis and chemical activation methods. The SPC exhibited a high specific surface area and excellent electrochemical performance, demonstrating its potential application in the field of supercapacitors.
Article
Energy & Fuels
Erman Taer, Apriwandi, Windasari, Rika Taslim, Mohamad Deraman
Summary: Biomass-based activated carbon with 2D nano-structure, 3D hierarchical porous, and self-/co-doping active heteroatoms has been proven to be an excellent sustainable electrode material for high-energy supercapacitors. This study aimed to obtain activated carbon with these features from Indonesian laurel aromatic evergreen biomass and optimize its structure through high-temperature pyrolysis. The prepared ILAE carbon material exhibited a 2D gauze-like nanosheet structure and a hierarchical pore network, leading to excellent electrochemical performance in symmetrical supercapacitors.
JOURNAL OF ENERGY STORAGE
(2023)
Article
Engineering, Chemical
Mohammed Jalalah, Siddheswar Rudra, Belqasem Aljafari, Muhammad Irfan, Saleh S. Almasabi, Turki A. Alsuwian, Akshay A. A. Patil, Arpan Kumar Nayak, Farid A. Harraz
Summary: In this study, heteroatom-doped porous activated carbon nanoflakes were synthesized from sustainable biomass, showing excellent specific capacitance and cycling stability, making them suitable for energy storage applications.
JOURNAL OF THE TAIWAN INSTITUTE OF CHEMICAL ENGINEERS
(2022)
Article
Chemistry, Applied
Minjun Kim, Hyunsoo Lim, Xingtao Xu, Md Shahriar A. Hossain, Jongbeom Na, Nur Nadia Awaludin, Jagrat Shah, Lok Kumar Shrestha, Katsuhiko Ariga, Ashok Kumar Nanjundan, Darren J. Martin, Joseph G. Shapter, Yusuke Yamauchi
Summary: Biomass-derived carbons are widely studied as cost-effective energy storage materials with high performance due to their high specific surface area and the effectiveness of strategies like increasing surface area and introducing heteroatom doping. Porous carbon materials derived from sorghum stem show significantly higher specific capacitance after KOH activation, demonstrating their versatility in applications like capacitive deionization. The performance trend observed in both supercapacitors and CDI for all carbon samples is consistent due to the exploitation of carbon material's electrostatic double-layer capacitance behavior.
MICROPOROUS AND MESOPOROUS MATERIALS
(2021)
Article
Energy & Fuels
Vishwanath Hiremath, Alan Christian Lim, Jeong Gil Seo
Summary: This study focuses on the conversion of cellulose pulp into honeycomb-like activated carbon, which shows superior electrochemical performance in capacitive-type material for supercapacitors. By optimizing the design and fabricating symmetric supercapacitors with high energy and power densities, it can effectively power electronic devices for a prolonged period, indicating its potential for practical applications in energy storage.
INTERNATIONAL JOURNAL OF ENERGY RESEARCH
(2021)
Article
Chemistry, Physical
Liping Feng, Mingju Wang, Yunzhen Chang, Hua Song, Wenjing Hou, Ying Zhang, Yaoming Xiao, Sheng Zhu, Gaoyi Han
Summary: A facile strategy of polymerization-pyrolysis was reported to construct hierarchical nitrogen-doped porous carbon with rich surface nitrogen species. The hierarchical carbon exhibits a large specific surface area and multi-scale porous structures, leading to high specific capacitance and desirable supercapacitor performance.
ACS APPLIED ENERGY MATERIALS
(2023)
Article
Chemistry, Multidisciplinary
Yanbin Wang, Dian Wang, Zhaoxia Li, Qiong Su, Shuai Wei, Shaofeng Pang, Xiangfei Zhao, Lichun Liang, Lihui Kang, Shijun Cao
Summary: In this research, a promising and cost-efficient method to fabricate boron/sulfur-codoped porous carbon from biomass sources was developed. The obtained carbon exhibited excellent specific capacitance and specific energy, as well as excellent cyclic performance. Furthermore, this method could also be applied to other types of biomass waste.
Article
Chemistry, Physical
Jinhao Zhang, Hou Chen, Jiabao Bai, Ming Xu, Chenli Luo, Lixia Yang, Liangjiu Bai, Donglei Wei, Wenxiang Wang, Huawei Yang
Summary: The cost-effective nitrogen (N)-doped porous biocarbon fabricated from grape marcs demonstrated excellent capacitance, cyclic stability, and rate performance for supercapacitors. The material showed distinct capacitances under different electrolytes and assembled supercapacitor device achieved high energy density and power density, indicating its potential as a low-cost, renewable, and high-performance electrode material.
JOURNAL OF ALLOYS AND COMPOUNDS
(2021)
Article
Chemistry, Physical
Peipei Xu, Jie Tong, Lilei Zhang, Yan Yang, Xianrong Chen, Jinshou Wang, Shenghui Zhang
Summary: DBFC, derived from a dung beetle forewing, is a promising carbon material for supercapacitor electrodes, showing excellent electrochemical performance. The DBFC-3-700 electrode exhibits high specific capacitance in liquid electrolyte and demonstrates good stability and rate capability when assembled into a solid-state supercapacitor.
JOURNAL OF ALLOYS AND COMPOUNDS
(2022)
Article
Electrochemistry
Jinliang Yi, Fangxiang Song, Liju Zhou, Qianlin Chen, Ling Pan, Min Yang
Summary: In this study, cobalt sulfide compounds were prepared using a one-pot hydrothermal-assisted pyrolysis method with a homogeneous extract from agaric acid as a carbon source. The resulting Co1-xS/Co3S4@NSAC nanocomposite exhibited high specific capacitance, excellent rate capability, and cycling stability. Experimental results and density functional theory (DFT) calculations demonstrated that the heterojunction interface of Co1-xS/Co3S4 allowed for highly reversible and efficient electrochemical redox processes, with fast charge transfer kinetics and structural stability.
ELECTROCHIMICA ACTA
(2022)
Article
Engineering, Electrical & Electronic
Rakhmawati Farma, Shiva Maulana Simanjuntak, Irma Apriyani
Summary: Chemical activation is a simple and cheap method that can improve the electrochemical properties of supercapacitor cell electrodes. The study utilized Salacca zalacca Shell to create a three-dimensional porous carbon framework, which exhibited good electrochemical performance. This provides a simple and feasible strategy for converting biomass waste into porous carbon material.
JOURNAL OF MATERIALS SCIENCE-MATERIALS IN ELECTRONICS
(2023)
Article
Engineering, Environmental
Pingxian Feng, Huan Wang, Peipei Huang, Lijie Zhong, Shiyu Gan, Wei Wang, Li Niu
Summary: Lignin-derived carbon electrode materials with a high carbon content and a rich benzene ring structure were studied for supercapacitors, and it was found that the nanoporous structure significantly affects the capacitive performance. Three nitrogen-doped nanoporous carbons were prepared using alkali lignin as a carbon source, and the effect of different nanopore distributions on the electrochemical performance was examined. The carbon activated by ZnC2O4 showed a hierarchical porous structure composed of nanosheets, enabling it to store charge and transfer ions simultaneously. It achieved a maximum specific capacitance of 254F/g at 0.5 A/g, surpassing the microporous-dominated carbon activated by K2CO3 and mesoporous-dominated carbon obtained by the SiO2 template method. This study provides theoretical guidance for the preparation of excellent lignin-derived carbon electrode materials.
CHEMICAL ENGINEERING JOURNAL
(2023)
Article
Materials Science, Multidisciplinary
Lignesh Durai, Arthi Gopalakrishnan, Sushmee Badhulika
Summary: The study presents a low-cost, highly selective electrochemical sensor for detecting glutathione using sulfonated carbon microspheres and nanosheets modified glassy carbon electrode, with an ultra-low limit of detection and excellent stability and reproducibility. The sensor was successful in detecting GSH in biological fluids with excellent recovery percentages, making it a promising platform for developing low-cost, biocompatible electrodes for biosensing applications.
Article
Energy & Fuels
Arthi Gopalakrishnan, Sushmee Badhulika
Summary: The unique hierarchical dahlia flower-like NiCo2O4 nanograss/NiCoSe2 nanosheets on Ni foam (NCO/NCS/NF) exhibit superior specific capacitance as a supercapacitor electrode and impressive specific energy in a hybrid device. The electrode also shows high current density and low onset potential as an electrocatalyst for methanol oxidation, making it a promising material for energy storage and conversion technologies.
Article
Materials Science, Multidisciplinary
Lignesh Durai, Arthi Gopalakrishnan, Sushmee Badhulika
Summary: A facile one-pot hydrothermal synthesis method was developed to prepare NiCoZn ternary metal oxide nanorods for the recognition of dopamine in biofluids. The sensor exhibited a low detection limit, linear detection range, excellent selectivity, and stability, showing great potential for a wide range of bioanalytical applications.
Article
Energy & Fuels
Sivagaami Sundari Gunasekaran, Arthi Gopalakrishnan, Raghu Subashchandrabose, Sushmee Badhulika
Summary: A simple, cost-effective, one-step green synthesis of nickel oxide nanoparticles from Opuntia ficus-indica leaves extract was reported for asymmetric supercapacitor application. The NiO-NPs exhibited high specific capacitance and excellent energy density, making them a promising alternative for energy storage applications.
JOURNAL OF ENERGY STORAGE
(2021)
Article
Energy & Fuels
Lignesh Durai, Arthi Gopalakrishnan, Sushmee Badhulika
Summary: This study presents a one-step hydrothermal synthesis of NiCoZn ternary mixed-metal-oxide nanorod-modified glassy carbon electrode for direct methanol fuel cell application, showing outstanding electro-oxidation activity of methanol with high durability.
Article
Energy & Fuels
Arthi Gopalakrishnan, Lignesh Durai, Jiaojiao Ma, Chang Yi Kong, Sushmee Badhulika
Summary: The study presents a novel MoS2 nanosheet hybrid structure with excellent electrocatalytic performance on porous Ni foam. This unique nanomaterial architecture enables rapid charge transfer and shows promising potential for various electrochemical applications. The binder-free electrode exhibits outstanding methanol electro-oxidation performance with high current tolerance, durability, and low overpotential, making it a suitable candidate for catalytic and electrochemical applications.
Article
Energy & Fuels
Arthi Gopalakrishnan, Sushmee Badhulika
Summary: A novel electrode PANI/CoSe2/NF with superior electrochemical performance for supercapacitor application was developed in this study, showcasing great potential in energy applications.
JOURNAL OF ENERGY STORAGE
(2021)
Article
Energy & Fuels
Arthi Gopalakrishnan, Sushmee Badhulika
Summary: The study presents the synthesis of N, S, P-self-doped porous and wrinkled graphene-like carbon nanosheets from waste onion skin, exhibiting excellent supercapacitor performance with high specific capacitance and good rate capability. The symmetric supercapacitor device assembled using these materials shows outstanding specific energy and cyclic stability, indicating great potential for renewable and sustainable energy storage devices.
JOURNAL OF ENERGY STORAGE
(2021)
Article
Materials Science, Multidisciplinary
Arthi Gopalakrishnan, Sushmee Badhulika
Summary: A novel binder-free polyaniline coated 3D crumpled CoSe2 nanoparticles on Ni foam electrode was developed for methanol oxidation, showing high current density and stability. The electrode's high performance is attributed to the synergistic effect between PANI and CoSe2, high conductivity, and hydrophilic functional groups of PANI.
MATERIALS CHEMISTRY AND PHYSICS
(2021)
Article
Chemistry, Multidisciplinary
Lignesh Durai, Arthi Gopalakrishnan, Sushmee Badhulika
Summary: In this work, a substrate-free hydrothermal synthesis method was used to fabricate a nickel-cobalt-based bimetallic oxide compound as a highly sensitive and selective platform for detecting flutamide in biological fluids. The sensor demonstrated a low detection limit and two linear detection ranges, showing promising potential for bioanalytical applications.
NEW JOURNAL OF CHEMISTRY
(2022)
Article
Energy & Fuels
Sivagaami Sundari Gunasekaran, Arthi Gopalakrishnan, Raghu Subashchandrabose, Sushmee Badhulika
Summary: In this study, nitrogen-doped carbon nanosheets were synthesized from bamboo biomass for high performance asymmetric supercapacitor applications. The detailed characterization revealed the importance of heteroatom doping for improving supercapacitor performance. The resulting asymmetric supercapacitor device showed significantly enhanced specific capacitance and retention over charge-discharge cycles, making it a promising low cost and sustainable electrode material for high energy supercapacitor applications.
JOURNAL OF ENERGY STORAGE
(2021)
Article
Energy & Fuels
Arthi Gopalakrishnan, Sushmee Badhulika
Summary: The study introduces a strategy involving garden cress seeds to create N, S, P-multi-heteroatom co-doped 3D porous carbon nanosheets with high specific surface area and hierarchical porous structure for supercapacitor electrodes. The resulting supercapacitor device exhibits high specific energy, specific power, and cycling stability, showing great potential for powering electronic devices.
JOURNAL OF ENERGY STORAGE
(2021)
Article
Energy & Fuels
Arthi Gopalakrishnan, Chandra Sekhar Sharma
Summary: In this study, a dual carbon lithium-ion capacitor (LIC) device was proposed, in which novel carbon nanoparticles derived from candle soot pollutant were used as both anode and cathode materials. The optimized LIC device exhibited high specific energy and cycling stability, indicating its potential for practical applications.
JOURNAL OF ENERGY STORAGE
(2022)
Article
Materials Science, Multidisciplinary
Arthi Gopalakrishnan, Kampara Roopa Kishore, Chandra Shekhar Sharma
Summary: This research demonstrates the fabrication of a unique fractal-like carbon nanoparticles decorated onto nitrogen-doped carbon nanofibers through one-step electrospinning, forming a self-standing flexible anode for lithium-ion battery. The hybrid structure exhibits enhanced Li ion storage due to the short-range ordered structure of CSC nanoparticles and the flexibility and stability provided by the N-CNFs. The flexible anode shows high initial discharge capacity and outstanding coulombic efficiency, attributed to the increased electrical conductivity, hard carbon morphology, 3D interconnected nanofiber framework, and binder-free flexible nature.
Article
Chemistry, Multidisciplinary
Lignesh Durai, Arthi Gopalakrishnan, Sushmee Badhulika
Summary: In this work, beta-NaAlO2 nanoflakes were synthesized and demonstrated as a high performance, long-life anode material for sodium-ion batteries. The outstanding performance and excellent cyclability of the beta-NaAlO2 anode make it a highly stable and cost-effective material for high-energy sodium-ion batteries.
MATERIALS CHEMISTRY FRONTIERS
(2022)
Article
Green & Sustainable Science & Technology
Cameron Bracken, Nathalie Voisin, Casey D. Burleyson, Allison M. Campbell, Z. Jason Hou, Daniel Broman
Summary: This study presents a methodology and dataset for examining compound wind and solar energy droughts, as well as the first standardized benchmark of energy droughts across the Continental United States (CONUS) for a 2020 infrastructure. The results show that compound wind and solar droughts have distinct spatial and temporal patterns across the CONUS, and the characteristics of energy droughts are regional. The study also finds that compound high load events occur more often during compound wind and solar droughts than expected.
Article
Green & Sustainable Science & Technology
Ning Zhang, Yanghao Yu, Jiawei Wu, Ershun Du, Shuming Zhang, Jinyu Xiao
Summary: This paper provides insights into the optimal configuration of CSP plants with different penetrations of wind power by proposing an unconstrained optimization model. The results suggest that large solar multiples and TES are preferred in order to maximize profit, especially when combined with high penetrations of wind and photovoltaic plants. Additionally, the study demonstrates the economy and feasibility of installing electric heaters (EH) in CSP plants, which show a linear correlation with the penetration of variable energy resources.
Article
Green & Sustainable Science & Technology
M. Szubel, K. Papis-Fraczek, S. Podlasek
Article
Green & Sustainable Science & Technology
J. Silva, J. C. Goncalves, C. Rocha, J. Vilaca, L. M. Madeira
Summary: This study investigated the methanation of CO2 in biogas and compared two different methanation reactors. The results showed that the cooled reactor without CO2 separation achieved a CO2 conversion rate of 91.8%, while the adiabatic reactors achieved conversion rates of 59.6% and 67.2%, resulting in an overall conversion rate of 93.0%. Economic analysis revealed negative net present worth values, indicating the need for government monetary incentives.
Article
Green & Sustainable Science & Technology
Yang Liu, Yonglan Xi, Xiaomei Ye, Yingpeng Zhang, Chengcheng Wang, Zhaoyan Jia, Chunhui Cao, Ting Han, Jing Du, Xiangping Kong, Zhongbing Chen
Summary: This study investigated the effect of using nanofiber membrane composites containing Prussian blue-like compound nanoparticles (PNPs) to relieve ammonia nitrogen inhibition of rural organic household waste during high-solid anaerobic digestion and increase methane production. The results showed that adding NMCs with 15% PNPs can lower the concentrations of volatile fatty acids and ammonia nitrogen, and increase methane yield.
Article
Green & Sustainable Science & Technology
Zhong Ge, Xiaodong Wang, Jian Li, Jian Xu, Jianbin Xie, Zhiyong Xie, Ruiqu Ma
Summary: This study evaluates the thermodynamic, exergy, and economic performance of a double-stage organic flash cycle (DOFC) using ten eco-friendly hydrofluoroolefins. The influences of key parameters on performance are analyzed, and the advantages of DOFC over single-stage type are quantified.
Article
Green & Sustainable Science & Technology
Nicolas Kirchner-Bossi, Fernando Porte-Agel
Summary: This study investigates the optimization of power density in wind farms and its sensitivity to the available area size. A novel genetic algorithm (PDGA) is introduced to optimize power density and turbine layout. The results show that the PDGA-driven solutions significantly reduce the levelized cost of energy (LCOE) compared to the default layout, and exhibit a convex relationship between area and LCOE or power density.
Article
Green & Sustainable Science & Technology
Chunxiao Zhang, Dongdong Li, Lin Wang, Qingpo Yang, Yutao Guo, Wei Zhang, Chao Shen, Jihong Pu
Summary: In this study, a novel reversible liquid-filled energy-saving window that effectively regulates indoor solar radiation heat gain is proposed. Experimental results show that this window can effectively reduce indoor temperature during both summer and winter seasons, while having minimal impact on indoor illuminance.
Article
Green & Sustainable Science & Technology
Alessandro L. Aguiar, Martinho Marta-Almeida, Mauro Cirano, Janini Pereira, Leticia Cotrim da Cunha
Summary: This study analyzed the Brazilian Equatorial Shelf using a high-resolution ocean model and found significant tidal variations in the area. Several hypothetical barrages were proposed with higher annual power generation than existing barrages. The study also evaluated the installation effort of these barrages.
Article
Green & Sustainable Science & Technology
Francesco Superchi, Nathan Giovannini, Antonis Moustakis, George Pechlivanoglou, Alessandro Bianchini
Summary: This study focuses on the optimization of a hybrid power station on the Tilos island in Greece, aiming to increase energy export and revenue by optimizing energy fluxes. Different scenarios are proposed to examine the impact of different agreements with the grid operator on the optimal solution.
Article
Green & Sustainable Science & Technology
Peimaneh Shirazi, Amirmohammad Behzadi, Pouria Ahmadi, Sasan Sadrizadeh
Summary: This research presents two novel energy production/storage/usage systems to reduce energy consumption and environmental effects in buildings. A biomass-fired model and a solar-driven system integrated with photovoltaic thermal (PVT) panels and a heat pump were designed and assessed. The results indicate that the solar-based system has an acceptable energy cost and the PVT-based system with a heat pump is environmentally superior. The biomass-fired system shows excellent efficiency.
Article
Green & Sustainable Science & Technology
Zihao Qi, Yingling Cai, Yunxiang Cui
Summary: This study aims to investigate the operational characteristics of the solar-ground source heat pump system (SGSHPS) in Shanghai under different operation modes. It concludes that tandem operation mode 1 is the optimal mode for winter operation in terms of energy efficiency.
Article
Green & Sustainable Science & Technology
L. Bartolucci, S. Cordiner, A. Di Carlo, A. Gallifuoco, P. Mele, V. Mulone
Summary: Spent coffee grounds are a valuable biogenic waste that can be used as a source of biofuels and valuable chemicals through pyrolysis and solvent extraction processes. The study found that heavy organic bio-oil derived from coffee grounds can be used as a carbon-rich biofuel, while solvent extraction can extract xantines and p-benzoquinone, which are important chemicals for various industries. The results highlight the promising potential of solvent extraction in improving the economic viability of coffee grounds pyrolysis-based biorefineries.
Article
Green & Sustainable Science & Technology
Luiza de Queiroz Correa, Diego Bagnis, Pedro Rabelo Melo Franco, Esly Ferreira da Costa Junior, Andrea Oliveira Souza da Costa
Summary: Building-integrated photovoltaics, especially organic solar technology, are important for reducing greenhouse gas emissions in the building sector. This study analyzed the performance of organic panels laminated in glass in a vertical installation in Latin America. Results showed that glass lamination and vertical orientation preserved the panels' performance and led to higher energy generation in winter.
Article
Green & Sustainable Science & Technology
Zhipei Hu, Shuo Jiang, Zhigao Sun, Jun Li
Summary: This study proposes innovative fin arrangements to enhance the thermal performance of latent heat storage units. Through optimization of fin distribution and prediction of transient melting behaviors, it is found that fin structures significantly influence heat transfer characteristics and melting behaviors.
