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Updates every hour. Last Updated: 2-Apr-2026 07:15 ET (2-Apr-2026 11:15 GMT/UTC)
How to make farms tree-friendly and boost food production
University of Reading- Journal
- People and Nature
New hybrid energy storage system offers green solution for grid stability and waste heat recovery
Shanghai Jiao Tong University Journal CenterCompressed air energy storage (CAES) is an effective technology for mitigating the fluctuations associated with renewable energy sources. In this work, a hybrid cogeneration energy system that integrates CAES with high-temperature thermal energy storage and a supercritical CO2 Brayton cycle is proposed for enhancing the overall system performance. This proposal emphasizes system cost-effectiveness, eco-friendliness, and adaptability. Comprehensive analyses, including thermodynamic, exergoeconomic, economic, and sensitivity evaluations, are conducted to assess the viability of the system. The findings indicate that, under design conditions, the system achieves an energy storage density, a round-trip efficiency, an exergy efficiency, a unit product cost, and a dynamic payback period of 5.49 kWh/m3, 58.39%, 61.85%, 0.1421 $/kWh, and 4.81 years, respectively. The high-temperature thermal energy storage unit, intercoolers, and aftercooler show potential for optimization due to their suboptimal exergoeconomic performance. Sensitivity evaluation indicates that the operational effectiveness of the system is highly sensitive to the maximum and minimum air storage pressures, the outlet temperature of the high-temperature thermal energy storage unit, and the isentropic efficiencies of both compressors and turbines. Ultimately, the system is optimized for maximum exergy efficiency and minimum dynamic payback period. These findings demonstrate the significant potential of this system and provide valuable insights for its design and optimization.
Waste to wealth: Researchers highlight breakthrough in converting plastic waste into commercial-grade gasoline
Shanghai Jiao Tong University Journal CenterA new expert commentary in ENGINEERING Energy (formerly Frontiers in Energy)underscores a revolutionary "self-supplied hydrogen" strategy that achieves 99% selectivity in upcycling polyethylene into high-value fuel without external hydrogen sources.
Paralympics, athletes tell the media: “It should just be about sport”
Università di BolognaWith the upcoming Milano Cortina 2026 Winter Paralympic Games, national and international media attention is once again turning to Paralympic sport. But how is it presented to the public? The study “It should just be about sport!”: exploring Italian athletes' perspectives in paralympic media coverage – conducted by Athanasios Pappous and Pablo Iniesta at the University of Bologna’s Department for Life Quality Studies and published in the international journal Frontiers in Sports and Active Living – collected the direct testimonies of 17 high-level Italian Paralympic athletes to investigate how they perceive their representation in the media.
- Journal
- Frontiers in Sports and Active Living
5000th protein structure at BESSY II: Starting point for a COVID drug
Helmholtz-Zentrum Berlin für Materialien und Energie- Journal
- Structural Biology
Multiply and subtract your way to more lifelike VR avatars
Pohang University of Science & Technology (POSTECH)POSTECH Professor Inseok Hwang’s team unveils ArithMotion, enabling socially-aligned avatar motions with simple arithmetic inputs.
Advances of emerging memristors for in-memory computing applications
ResearchThe research team led by Researcher Tianyu Wang from the School of Integrated Circuits at Shandong University has systematically reviewed the latest advances in emerging memristors for in-memory computing applications. This review summarizes key breakthroughs and challenges in material design, device performance, and circuit implementation of memristors in logic gate applications, covering various material systems including two-dimensional materials, perovskite materials, and optoelectronic materials, as well as novel structures such as array architectures and wearable textile memristors, and evaluating their suitability for achieving stable and efficient logic operations.
- Journal
- Research
- Funder
- NSFC, Natural Science Foundation of Shandong Province, Guangdong Basic and Applied Basic Research Foundation, Shanghai Sailing Program, Basic Research Program of Jiangsu Province, Open Research Fund of State Key Laboratory of Crystal Materials, Taishan Scholar Foundation of Shandong Province, Young Talent of Lifting engineering for Science and Technology in Shandong, China, Qilu Young Scholar Program of Shandong University
Engineers unveil high-efficiency liquid CO₂ energy storage system to stabilize renewable power grids
Shanghai Jiao Tong University Journal CenterAs the installed capacity of renewable energy such as wind and solar power continues to increase, energy storage technology is becoming increasingly crucial. It could effectively balance power demand and supply, enhance allocation flexibility, and improve power quality. Among various energy storage technologies, liquid CO2 energy storage (LCES) stands out as one of the most promising options due to its advantages such as high round-trip efficiency (RTE), high energy storage density (ESD), safety, stability, and longevity. Within the system, the cold and heat storage units play a critical role in determining the overall performance of the system and are particularly important among its various components. In this paper, a novel LCES system is proposed and the heat transfer characteristics are analyzed in detail. Then, the impact of key parameters on the liquefaction ratio and RTE is discussed. The results indicate that the RTE, ESD, and exergy efficiency of the system are 56.12%, 29.46 kWh/m3, and 93.73% under specified design conditions, respectively. During the gas–liquid phase change process of carbon dioxide or when it is in a supercritical state, the related heat transfer processes become more complex, leading to increased energy loss. The analysis of key parameters of the Linde-Hampson liquefaction unit reveals that as the liquefaction temperature decreases, both the liquefaction ratio and RTE increase. While the liquefaction pressure has a minimal impact on the liquefaction ratio, it significantly affects RTE, with an optimal liquefaction pressure identified.
New bacterial species isolated from a Helicobacter pylori-positive pre-neoplastic human stomach
Osaka Metropolitan University- Journal
- INTERNATIONAL JOURNAL OF SYSTEMATIC AND EVOLUTIONARY MICROBIOLOGY