document

Approaching nearly zero energy of PV direct air conditioners by integrating building design, load flexibility and PCM

Li, Sihui (author), Peng, Jinqing (author), Wang, Meng (author), Wang, Kai (author), Li, Houpei (author), Lu, C.J. (author)

The energy matching of PV driven air conditioners is influenced by building load demand and PV generation. Merely increasing energy performance of building or PV capacity separately may improve the energy balance on a large time resolution, the real-time energy mismatching problem is still serious. In this study, a coordinated optimization...

journal article 2024

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Author Correction: Plastic waste discharge to the global ocean constrained by seawater observations

Zhang, Yanxu (author), Wu, Peipei (author), Xu, Ruochong (author), Wang, Xuantong (author), Lei, Lili (author), Schartup, Amina T. (author), Peng, Yiming (author), Pang, Qiaotong (author), Luijendijk, Arjen (author)

Correction to: Nature Communications, published online 13 March 2023 The original version of this Article contained an error in Fig. 2, in which c was incorrectly described as “middle scenario” where it should have been described as “low scenario”. The correct version of Fig. 2 is: (Figure presented.) which replaces the previous incorrect...

journal article 2023

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Effects of micro-bubble aeration on the pollutant removal and energy-efficient process in a floc-granule sludge coexistence system

Liu, Minghui (author), Wang, Ju (author), Peng, Z. (author)

To investigate energy-saving approaches in wastewater treatment plants and decrease aeration energy consumption, this study successfully established a floc-granule coexistence system in a sequencing batch airlift reactor (SBAR) employing micro-bubble aeration. The analysis focused on granule formation and pollutant removal under various...

journal article 2023

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Plastic waste discharge to the global ocean constrained by seawater observations

Zhang, Yanxu (author), Wu, Peipei (author), Xu, Ruochong (author), Wang, Xuantong (author), Lei, Lili (author), Schartup, Amina T. (author), Peng, Yiming (author), Pang, Qiaotong (author), Luijendijk, Arjen (author)

Marine plastic pollution poses a potential threat to the ecosystem, but the sources and their magnitudes remain largely unclear. Existing bottom-up emission inventories vary among studies for two to three orders of magnitudes (OMs). Here, we adopt a top-down approach that uses observed dataset of sea surface plastic concentrations and an...

journal article 2023

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Silicon heterojunction solar cells with up to 26.81% efficiency achieved by electrically optimized nanocrystalline-silicon hole contact layers

Lin, H. (author), Yang, Miao (author), Ru, Xiaoning (author), Wang, Genshun (author), Yin, Shi (author), Peng, Fuguo (author), Han, C. (author), Procel Moya, P.A. (author), Isabella, O. (author)

Silicon heterojunction (SHJ) solar cells have reached high power conversion efficiency owing to their effective passivating contact structures. Improvements in the optoelectronic properties of these contacts can enable higher device efficiency, thus further consolidating the commercial potential of SHJ technology. Here we increase the...

journal article 2023

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A data-driven high spatial resolution model of biomass accumulation and crop yield: Application to a fragmented desert-oasis agroecosystem

Chen, Qiting (author), Jia, Li (author), Menenti, M. (author), Hu, Guangcheng (author), Wang, Kun (author), Yi, Zhiwei (author), Zhou, Jie (author), Peng, Fei (author), Ma, Shaoxiu (author)

Information on crop yield is important for food security, in particular under the conditions of climate change and growing population worldwide. We developed a new fully distributed, high spatial resolution, model of biomass accumulation and crop yield applicable to a highly heterogeneous desert-oasis agroecosystem. The bulk of required input...

journal article 2023

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Analysis of Urban Built Environment Impacts on Outdoor Physical Activities: A Case Study in China

Li, Bo (author), Liu, Qiuhong (author), Wang, T. (author), He, He (author), Peng, You (author), Feng, Tao (author)

Outdoor physical activities can promote public health and they are largely influenced by the built environment in different urban settings. Understanding the association between outdoor physical activities and the built environment is important for promoting a high quality of life. Existing studies typically focus on one type of outdoor activity...

journal article 2022

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Building Information Modeling Learning Behavior of AEC Undergraduate Students in China

Peng, Panyu (author), Ao, Yibin (author), Li, Mingyang (author), Wang, Yan (author), Wang, T. (author), Bahmani, Homa (author)

With the popularization and application of Building Information Modeling (BIM), the demand for BIM technical talents in the construction industry is increasing. Exploring college students’ BIM technical learning behavior is of great practical significance to improve education activities. Based on the Unified Theory of Acceptance and Use of...

journal article 2022

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What Determines’ BIM Competition Results of Undergraduate Students in the Architecture, Engineering and Construction Industry?

Ao, Yibin (author), Peng, Panyu (author), Li, Jiayue (author), Bahmani, Homa (author), Wang, T. (author)

Building Information Modeling (BIM) has become the development trend in the architecture, engineering, and construction (AEC) industry. BIM discipline competition is an effective way for students of AEC-related disciplines to integrate theory with practice, and it is a key link to cultivate qualified BIM practitioners. This study takes...

journal article 2022

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Nondestructive Monitoring Hydration of Belite Calcium Sulfoaluminate Cement by EIS Measurement

Chi, Lin (author), Wang, Mian (author), Wang, Zhuolin (author), Li, Z. (author), Peng, Bin (author), Li, Junjie (author)

In this study, the impact of water-to-cement (w/c) ratios of belite calcium sulfoaluminate cement (BCSA) on the hydration kinetics and the electrochemical impedance spectroscopy (EIS) parameters is studied. According to the analysis of classic hydration measurements, such as calorimetry tests, chemical shrinkage content, and chemically bound...

journal article 2022

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2D Dion–Jacobson CsPbI₃ with Enhanced Interlayer Coupling for Stable and Efficient Photovoltaics

Lei, Yutian (author), Peng, Guoqiang (author), Wang, H. (author), Wang, Gang (author), Yang, Siwei (author), Wang, Qian (author), Li, Zhen Hua (author), Jin, Zhiwen (author)

Inorganic 2D layered CsPbI₃ is awaiting to overcome the phase instability of traditional 3D components. However, the most reported Ruddlesden–Popper (RP) phase 2D CsPbI₃ leads to larger interlayer distance and weaker interlayer coupling since the existence of the van der Waals gap, which deteriorates the performance of...

journal article 2022

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Manipulate energy transport via fluorinated spacers towards record-efficiency 2D Dion-Jacobson CsPbI₃ solar cells

Lei, Yutian (author), Li, Zhen-Hua (author), Wang, H. (author), Wang, Qian (author), Peng, Guoqiang (author), Xu, Youkui (author), Zhang, Haihua (author), Wang, Gang (author), Ding, Liming (author), Jin, Zhiwen (author)

Two-dimensional (2D) Dion-Jacobson (D-J)-type cesium lead iodide CsPbI ₃ perform remarkably in terms of stability. However, the complex interactions between spacer and inorganic layers limit its excellent progress in perovskite solar cells (PSCs). Herein, starting from the considerable structural diversity of organic spacers, we...

journal article 2022

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A Novel Multiple-Ring Aromatic Spacer Based 2D Ruddlesden–Popper CsPbI₃ Solar Cell with Record Efficiency Beyond 16%

Yao, Huanhuan (author), Li, Zhizai (author), Shi, Chang (author), Xu, Youkui (author), Wang, Qian (author), Li, Zhen Hua (author), Peng, Guoqiang (author), Lei, Yutian (author), Wang, H. (author)

Two-dimensional (2D) Ruddlesden–Popper (RP) CsPbI₃ perovskite possesses superior phase stability by introducing steric hindrance. However, due to the quantum and dielectric confinement effect, 2D structures usually exhibit large exciton binding energy, and the charge tunneling barrier across the organic interlayer is difficult to...

journal article 2022

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A Scoping Literature Review of Rural Institutional Elder Care

Li, Mingyang (author), Ao, Yibin (author), Deng, Shulin (author), Peng, Panyu (author), Chen, Shuangzhou (author), Wang, T. (author), Martek, Igor (author), Bahmani, Homa (author)

Under circumstances of pervasive global aging combined with weakened traditional family elder care, an incremental demand for institutional elder care is generated. This has led to a surge in research regarding institutional elder care. Rural residents’ institutional elder care is receiving more attention as a major theme in social sciences and...

journal article 2022

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Railway ballast layer inspection with different GPR antennas and frequencies

Liu, Guixian (author), Peng, Zhan (author), Jing, Guoqing (author), Wang, Shilei (author), Li, Yaonan (author), Guo, Y. (author)

Ground penetrating radar (GPR) is a popular technology for inspecting railway ballast layer, mainly on the ballast fouling level. However, different GPR antennas with different frequencies are suitable for different inspection emphasis and diverse railway lines (weather and sub-structure). In addition, the full-scale track model (with...

journal article 2022

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Solvent Engineering for High-Performance Two-Dimensional Ruddlesden-Popper CsPbI₃Solar Cells

Chen, Haiqiang (author), Lei, Yutian (author), Yao, Huanhuan (author), Li, Zhizai (author), Peng, Guoqiang (author), Zhou, Xufeng (author), Wang, H. (author), Wang, Qian (author), Jin, Zhiwen (author)

Two-dimensional (2D) Ruddlesden-Popper (RP) CsPbI3 exhibits enhanced phase stability compared with 3D CsPbI3. However, the issue of the uncontrollable crystallization process limits its photovoltaic performance. Here, the influence of a binary mixed solvent on the film quality and photovoltaic properties of (PEA)2Cs4Pb5I16 (n = 5) is studied...

journal article 2022

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High-Silica CHA Zeolite Membrane with Ultra-High Selectivity and Irradiation Stability for Krypton/Xenon Separation

Wang, Xuerui (author), Zhou, Tao (author), Zhang, Ping (author), Yan, Wenfu (author), Li, Yongguo (author), Peng, Li (author), Veerman, Dylan (author), Shi, Mengyang (author), Gu, Xuehong (author), Kapteijn, F. (author)

Capture and storage of the long-lived ⁸⁵Kr is an efficient approach to mitigate the emission of volatile radionuclides from the spent nuclear fuel reprocessing facilities. However, it is challenging to separate krypton (Kr) from xenon (Xe) because of the chemical inertness and similar physical properties. Herein we prepared high...

journal article 2021

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Effect of oxidation ditch and anaerobic-anoxic-oxic processes on CX3R-type disinfection by-product formation during wastewater treatment

Peng, Liqi (author), Wang, Feifei (author), Zhang, Di (author), Fang, Chao (author), van der Hoek, J.P. (author), Chu, Wenhai (author)

The high chlorine dosages in wastewater treatment plants during the COVID-19 pandemic may result in increased formation of disinfection by-products (DBPs), posing great threat to the aquatic ecosystem of the receiving water body and the public health in the downstream area. However, limited information is available on the effect of biological...

journal article 2021

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Flash flood early warning coupled with hydrological simulation and the rising rate of the flood stage in a mountainous small watershed in Sichuan province, China

Tu, Huawei (author), Wang, Xiekang (author), Zhang, Wanshun (author), Peng, Hong (author), Ke, Q. (author), Chen, Xiaomin (author)

Flash floods in mountainous areas have become more severe and frequent as a result of climate change and are a threat to public safety and social development. This study explores the application of distributed hydrological models in flash floods risk management in a small watershed in Sichuan Province, China, and aims to increase early...

journal article 2020

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The dead line for oil and gas and implication for fossil resource prediction

Pang, Xiongqi (author), Jia, Chengzao (author), Zhang, Kun (author), Li, Maowen (author), Wang, Y. (author), Peng, Junwen (author), Li, Boyuan (author), Chen, Junqing (author)

Fossil fuel resources are invaluable to economic growth and social development. Understanding the formation and distribution of fossil fuel resources is critical for the search and exploration of them. Until now, the vertical distribution depth of fossil fuel resources has not been confirmed due to different understandings of their origins...

journal article 2020