Article
Engineering, Environmental
Shuaiqi Gong, Jinchen Fan, Volkan Cecen, Cunping Huang, Yulin Min, Qunjie Xu, Hexing Li
Summary: The ternary bridge chain W2N/C/TiO photocatalyst reported in this research can efficiently split water under visible and near-infrared light, achieving optimal hydrogen and oxygen generation rates. Through a bifunctional mechanism, this photocatalyst can separate charges efficiently and utilize low energy photons in the NIR region, showing promise for overall water splitting.
CHEMICAL ENGINEERING JOURNAL
(2021)
Review
Chemistry, Multidisciplinary
Huijuan Chen, Weijie Chen, Yan Lin, Yuan Xie, Sheng Hua Liu, Jun Yin
Summary: The development of visible and near-infrared light activated azo switches is crucial for overcoming the limitation of UV light-induced damage to surfaces in functional azo-based materials. This review provides a summary of various molecular design strategies for driving the isomerization of azo derivatives with visible light and near-infrared light.
CHINESE CHEMICAL LETTERS
(2021)
Review
Chemistry, Multidisciplinary
Longbo Jiang, Shaoyu Zhou, Jinjuan Yang, Hou Wang, Hanbo Yu, Haoyun Chen, Yanlan Zhao, Xingzhong Yuan, Wei Chu, Hui Li
Summary: TiO2, a widely used semiconductor photocatalyst in the field of ultraviolet photocatalysis, faces challenges like wide bandgap and fast recombination of charge carriers, affecting its solar light utilization. Enhancing the overall solar spectrum utilization of TiO2, especially in the near-infrared region, is crucial for efficient solar energy conversion. Strategies such as hybridization with other semiconductors and bandgap engineering are discussed to improve NIR light capture of TiO2-based photocatalysts in this review, along with their applications in various fields and future development prospects.
ADVANCED FUNCTIONAL MATERIALS
(2022)
Article
Nanoscience & Nanotechnology
Jingda Zhao, Xin Wang, Yubing Xu, Yuzhu Pan, Yuwei Li, Jing Chen, Qing Li, Xiaobing Zhang, Zhuoya Zhu, Zhiwei Zhao, Elias Emeka Elemike, Damian C. Onwudiwe, Byung Seong Bae, Suhaidi Bin Sha, Wei Lei
Summary: In this study, a high-performance electronically modulated dual-mode photodetector (PD) based on organic-inorganic hybrid perovskite single crystals is developed. The PD can switch between near-infrared narrowband and visible light broadband detection by adjusting the bias voltage. It exhibits high responsivity, wide linear dynamic range, and high detectivity, making it suitable for integrated imaging systems.
ACS APPLIED MATERIALS & INTERFACES
(2022)
Article
Environmental Sciences
Wanderson de Sousa Mendes, Michael Sommer, Sylvia Koszinski, Marc Wehrhan
Summary: This study aims to quantify soil organic carbon (SOC) and total nitrogen (TN) in peatlands ecosystem using new proximal sensing approaches and evaluate their contribution to global models. The best pre-processing technique for SOC and TN predictions in a degraded peatland in Germany was achieved using Savitzky-Golay smoothing with Cubist algorithm, and merging local data with global data improved the predictions.
JOURNAL OF ENVIRONMENTAL MANAGEMENT
(2022)
Article
Chemistry, Multidisciplinary
Marco Pugliese, Riccardo Scarfiello, Carmela Tania Prontera, Roberto Giannuzzi, Giuseppe Valerio Bianco, Giovanni Bruno, Sonia Carallo, Fabrizio Mariano, Antonio Maggiore, Luigi Carbone, Giuseppe Gigli, Vincenzo Maiorano
Summary: Dual-band electrochromic devices are important for managing thermal load and energy consumption in buildings. In this study, a proof of concept of a full dual-band electrochromic device was proposed, which selectively modulates solar light between 300 and 1600 nm. The device achieved dual-band control by utilizing two earth-abundant and non-toxic transition metal oxide nanocrystalline materials with complementary spectral absorption regions. The nanostructured electrodes showed improved performance and scalability, making them a promising technology for energy-efficient buildings.
ACS SUSTAINABLE CHEMISTRY & ENGINEERING
(2023)
Article
Chemistry, Physical
Chonghan Xia, Xiangrui Meng, Xiuyu Chen, Yang Zhou, Deyu Liu, Yongbo Kuang
Summary: Sn2TiO4 photoanodes exhibit a low onset potential and high photocurrent response, which can effectively enhance the efficiency of solar hydrogen conversion.
ACS APPLIED ENERGY MATERIALS
(2021)
Article
Materials Science, Multidisciplinary
Wei Zhao, Sheng Bi, Chengming Jiang, Jinhui Song
Summary: A light converter system with high light sensitivity has been reported, which can sense near-infrared (NIR) signals and convert them into visible light. The system consists of inverted perovskite quantum dot light emitting diodes and a hybrid lead sulfide quantum dots/graphene transistor, enabling the sensing and display of NIR images.
ADVANCED MATERIALS TECHNOLOGIES
(2022)
Article
Environmental Sciences
Shanshan Su, Jia Tian, Xinyu Dong, Qingjiu Tian, Ning Wang, Yanbiao Xi
Summary: The accurate mapping of urban impervious surfaces is crucial for understanding land-cover change. In this study, a novel spectral index (NISI) was proposed for extracting impervious area information. The results showed that NISI performed well in separating soil and impervious surfaces, and had higher mapping accuracy compared to machine learning algorithms. The NISI is considered to be an effective measurement for urban impervious surfaces mapping and analysis.
Article
Engineering, Environmental
Hongyuan Xiao, Wen Dong, Qi Zhao, Feifei Wang, Yiping Guo
Summary: In this study, highly piezoelectric gap-state-engineered nano relaxor ferroelectric material was synthesized for the first time, showing unprecedented light harvesting from UV to near-infrared and significantly enhanced photo-piezocatalytic performance. The novel multifunctional nano photo-piezocatalysts demonstrate efficient hydrogen production and pollutant degradation, paving the way for more efficient utilization of multisource energies from the environment.
JOURNAL OF HAZARDOUS MATERIALS
(2021)
Article
Agricultural Engineering
Julia I. Loshelder, Richard A. Coffman
Summary: The objective of this study was to determine soil moisture content using remote sensing from hyperspectral imagery. The reflectance values obtained from different materials with varying moisture content were correlated with the initial soil moisture content obtained from gravimetric methods. The results showed that the reflectance decreased with increasing moisture content, and the best results were observed at a wavelength of 1,900 nm. Therefore, soil moisture content can be rapidly determined using this technique.
JOURNAL OF IRRIGATION AND DRAINAGE ENGINEERING
(2023)
Article
Biotechnology & Applied Microbiology
Shital Kandel, William Querido, Jessica M. M. Falcon, Hannah M. M. Zlotnick, Ryan C. C. Locke, Brendan Stoeckl, Jay M. M. Patel, Chetan A. A. Patil, Robert L. L. Mauck, Nancy Pleshko
Summary: This study investigated the use of visible-near infrared spectroscopy for objective assessment of cartilage repair, revealing significant differences in the visible spectral region but less pronounced differences in the near infrared region. These findings support further research on visible spectral region for longitudinal evaluation of cartilage defect repair.
FRONTIERS IN BIOENGINEERING AND BIOTECHNOLOGY
(2022)
Article
Biochemistry & Molecular Biology
Le Zeng, Zhonghe Wang, Tiexin Zhang, Chunying Duan
Summary: In this study, the researchers utilized a metal-free BODIPY derivative as a photocatalyst to achieve near-infrared light-driven oxidation reactions. Compared to traditional blue light-driven reactions, the near-infrared light-driven reactions showed solvent independence and better performance.
Article
Agriculture, Multidisciplinary
Ji 'An Xia, WenYu Zhang, WeiXin Zhang, YuWang Yang, GuangYong Hu, DaoKuo Ge, Hong Liu, HongXin Cao
Summary: This study evaluated the potential of cloud computing technology for classifying protected tomato plants under different watering treatments. Different spectral datasets and machine-learning classifiers were applied to analyze the data, showing that the MLPC had higher classification accuracy than the ORC. The operating efficiency of the cloud computing platform was significantly improved with increased size of spectral dataset or number of nodes.
COMPUTERS AND ELECTRONICS IN AGRICULTURE
(2021)
Article
Chemistry, Physical
Kaustav Chatterjee, Roberto Dos Reis, Jaye K. Harada, Jette K. Mathiesen, Sandra L. A. Bueno, Kirsten M. O. Jensen, James M. Rondinelli, Vinayak Dravid, Sara E. Skrabalak
Summary: Metal oxychloride intergrowths have been studied as stable visible light photocatalysts, with systematic variation of Ta/Gd molar ratio to rationalize their photocatalytic activity. These intergrowths provide new strategies for designing durable artificial photosynthetic systems.
CHEMISTRY OF MATERIALS
(2021)
Article
Plant Sciences
Lie Li, Yu-xin Tong, Jun-ling Lu, Yang-mei Li, Xin Liu, Rui-feng Cheng
Summary: The study found that a moderate amount of green light partially replacing red and blue light effectively increased the yield and nutritional quality of lettuce plants. Additionally, plant stem length increased linearly with increasing green-to-blue light ratio, stomatal density increased, and stomatal aperture area decreased with the increase in the relative amount of green light. Carbohydrate accumulation increased under G60 and G90.
FRONTIERS IN PLANT SCIENCE
(2021)
Article
Thermodynamics
Yu Yuan, Hui Fang, Gang Wu, Qichang Yang, Qianlei Ma, Yaning Ji, Ruifeng Cheng, Yi Zhang, Yuxin Tong
Summary: According to its application, the solar spectrum can be divided into plant active spectrum (PAS) and heat active spectrum (HAS). Nanofluid-based spectral splitter (NSS) is an effective method to improve the full-spectrum utilization of solar energy. In this study, ATO-WO3/H2O nanofluids (NFs) were synthesized and their properties were analyzed. The experimental results show that the NSS system can efficiently and stably utilize solar energy and is feasible in both technical and economic aspects.
ENERGY CONVERSION AND MANAGEMENT
(2022)
Article
Horticulture
Hesham A. Ahmed, Yangmei Li, Lingzhi Shao, Yu-xin Tong
Summary: Heat and moisture transfer are important factors for plant photosynthesis and productivity. This study investigated the combined effect of light intensity and air velocity on lettuce plants grown in an artificial light plant factory. The results showed that light intensity and air velocity had a significant impact on sensible heat flux, convection regime, and latent heat flux. Stomatal conductance and boundary layer conductance were strongly correlated with light intensity and air velocity, respectively. The study also found that light intensity and air velocity affected the growth, photosynthetic rate, and occurrence of tipburn in lettuce plants.
HORTICULTURE ENVIRONMENT AND BIOTECHNOLOGY
(2022)
Article
Horticulture
Hesham A. Ahmed, Yuxin Tong, Lie Li, Suliaman Q. Sahari, Abdulkarem M. Almogahed, Ruifeng Cheng
Summary: This study investigates the effects of CO2 concentration, illumination intensity, and air speed on the growth, gas exchange, and light use efficiency of lettuce plants grown under artificial lighting. The results show that CO2 concentration and illumination intensity have a strong influence on lettuce growth and gas exchange, while air speed enhances CO2 transport during photosynthesis. The findings provide valuable insights for indoor cultivation systems using artificial lighting to grow lettuce.
Article
Thermodynamics
Pengcheng Zhao, Jingang Wang, Liming Sun, Yun Li, Haiting Xia, Wei He
Summary: The production of green hydrogen through water electrolysis is crucial for renewable energy utilization and decarbonization. This research explores the optimal electrode configuration and system design of compactly-assembled industrial electrolyzer. The findings provide valuable insights for industrial application of water electrolysis equipment.
ENERGY CONVERSION AND MANAGEMENT
(2024)
Article
Thermodynamics
V. Baiju, P. Abhishek, S. Harikrishnan
Summary: Thermally driven adsorption desalination systems (ADS) have gained attention as an eco-friendly solution for water scarcity. However, they face challenges related to low water productivity and scalability. To overcome these challenges, integrating ADS with other desalination technologies can create a small-scale hybrid system. This study proposes integrating ADS with a Thermo Electric Dehumidification (TED) unit to enhance its performance.
ENERGY CONVERSION AND MANAGEMENT
(2024)
Article
Thermodynamics
C. X. He, Y. H. Liu, X. Y. Huang, S. B. Wan, Q. Chen, J. Sun, T. S. Zhao
Summary: A decentralized centroid multi-path RC network model is constructed to improve the temperature prediction accuracy compared to traditional RC models. By incorporating multiple heat flow paths and decentralizing thermal capacity, a more accurate prediction is achieved.
ENERGY CONVERSION AND MANAGEMENT
(2024)
Article
Thermodynamics
Chaoying Li, Meng Wang, Nana Li, Di Gu, Chao Yan, Dandan Yuan, Hong Jiang, Baohui Wang, Xirui Wang
Summary: There is an urgent need to shift away from heavy dependence on fossil fuels and embrace renewable energy sources, particularly in the energy-intensive oil refining process. This study presents an innovative concept called the Solar Oil Refinery, which applies solar energy in oil refining. A solar multi-energies-driven hybrid chemical oil refining system that utilizes solar pyrolysis and electrolysis has been developed, significantly improving solar utilization efficiency, cracking rate, and hydrogen yield.
ENERGY CONVERSION AND MANAGEMENT
(2024)
Article
Thermodynamics
Chao Ma, Guanghui Wang, Dingbiao Wang, Xu Peng, Yushen Yang, Xinxin Liu, Chongrui Yang, Jiaheng Chen
Summary: This study proposes a bio-inspired fish-tail wind rotor to improve the wind power efficiency of the traditional Savonius rotor. Through transient simulations and orthogonal experiments, the key factors affecting the performance are identified. A response surface model is constructed to optimize the power coefficient, resulting in an improvement of 9.4% and 6.6% compared to the Savonius rotor.
ENERGY CONVERSION AND MANAGEMENT
(2024)
Article
Thermodynamics
Sina Bahmanziari, Abbas-Ali Zamani
Summary: This paper proposes a new framework for improving electrical energy harvesting from piezoelectric smart tiles through a combination of magnetic plucking, mechanical impact, and mechanical vibration force mechanisms. Experimental results demonstrate a significant increase in energy yield and average energy harvesting time compared to other mechanisms.
ENERGY CONVERSION AND MANAGEMENT
(2024)
Article
Thermodynamics
Nanjiang Dong, Tao Zhang, Rui Wang
Summary: This study establishes a multiobjective mixed-variable configuration optimization model for a comprehensive combined cooling, heating, and power energy system, and proposes an efficient generating operator to optimize this model. The experimental results show that the proposed algorithm performs better than other state-of-the-art algorithms.
ENERGY CONVERSION AND MANAGEMENT
(2024)
Article
Thermodynamics
Ahmed E. Mansy, Eman A. El Desouky, Tarek H. Taha, M. A. Abu-Saied, Hamada El-Gendi, Ranya A. Amer, Zhen-Yu Tian
Summary: This study aims to convert office paper waste into bioethanol through a sustainable pathway. The results show that physiochemical and enzymatic hydrolysis of the waste can yield a high glucose concentration. The optimal conditions were determined using the Box-Behnken design, and a blended membrane was used for ethanol purification.
ENERGY CONVERSION AND MANAGEMENT
(2024)
Article
Thermodynamics
Sven Klute, Marcus Budt, Mathias van Beek, Christian Doetsch
Summary: Heat pumps are crucial for decarbonizing heat supply, and steam generating heat pumps have the potential to decarbonize the industrial sector. This paper presents the current state, technical and economic data, and modeling principles of steam generating heat pumps.
ENERGY CONVERSION AND MANAGEMENT
(2024)
Article
Thermodynamics
Le Zhang, To-Hung Tsui, Yen Wah Tong, Pruk Aggarangsi, Ronghou Liu
Summary: This study investigates the effectiveness of a current-carrying-coil-based magnetic field in promoting anaerobic digestion of chicken manure. The results show that the applied magnetic field increases methane yield, decreases carbon dioxide production, and reduces the concentration of ammonia nitrogen. Microbial community analysis reveals the enrichment of certain methanogenic genera and enhanced metabolic pathways. Pilot-scale experiments confirm the technical effectiveness of the magnetic field assistance in enhancing anaerobic digestion of chicken manure.
ENERGY CONVERSION AND MANAGEMENT
(2024)
Article
Thermodynamics
Bo Chen, Ruiqing Ma, Yang Zhou, Rui Ma, Wentao Jiang, Fan Yang
Summary: This paper presents an advanced energy management strategy for fuel cell hybrid electric heavy-duty vehicles, focusing on speed planning and energy allocation. By utilizing predictive co-optimization control, this strategy ensures safe inter-vehicle distance and minimizes energy demand. Simulation results demonstrate the effectiveness of the proposed method in reducing fuel cell degradation cost and overall operation cost.
ENERGY CONVERSION AND MANAGEMENT
(2024)
Article
Thermodynamics
Fabio Fatigati, Roberto Cipollone
Summary: Organic Rankine Cycle-based microcogeneration systems that use solar sources to generate electricity and hot water can help reduce CO2 emissions in residential energy-intensive sectors. The adoption of a recuperative heat exchanger in these systems improves efficiency, reduces thermal power requirements, and saves on electricity costs.
ENERGY CONVERSION AND MANAGEMENT
(2024)
Article
Thermodynamics
Lipeng He, Renwen Liu, Xuejin Liu, Xiaotian Zheng, Limin Zhang, Jieqiong Lin
Summary: This research proposes a piezoelectric-electromagnetic hybrid energy harvester (PEHEH) for low-frequency wave motion and self-sensing wave environment monitoring. The PEHEH shows promising power output and the ability to self-power and self-sense the wave environment.
ENERGY CONVERSION AND MANAGEMENT
(2024)
Article
Thermodynamics
Shangling Chu, Yang Liu, Zipeng Xu, Heng Zhang, Haiping Chen, Dan Gao
Summary: This paper studies a distributed energy system integrated with solar and natural gas, analyzes the impact of different parameters on its energy utilization and emissions reduction, and obtains the optimal solution through an optimization algorithm. The results show that compared to traditional separation production systems, this integrated system achieves higher energy utilization and greater reduction in carbon emissions.
ENERGY CONVERSION AND MANAGEMENT
(2024)
Article
Thermodynamics
Qingpu Li, Yaqi Ding, Guangming Chen, Yongmei Xuan, Neng Gao, Nian Li, Xinyue Hao
Summary: This paper proposes and studies a piston-type thermally-driven pump with a structure similar to a linear compressor, aiming to eliminate the high-quality energy consumption of existing pumps and replace mechanical pumps. The coupling mechanism of working fluid flow and element dimension is analyzed based on force analysis, and experimental data analysis is used to determine the pump operation stroke. Theoretical simulation is conducted to analyze the correlation mechanism of the piston assembly. The research shows that the thermally-driven pump can greatly reduce power consumption and has potential for industrial applications.
ENERGY CONVERSION AND MANAGEMENT
(2024)