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Anna Katharina Dunst and René Grüneberger
In cycling, performance models are used to investigate factors that determine performance and to optimise competition results. We present an innovative and easily applicable mathematical model describing time-resolved approaches for both the physical asp...
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Abel Ruiz-Hermosa, Celia Álvarez-Bueno, Iván Cavero-Redondo, Vicente Martínez-Vizcaíno, Andrés Redondo-Tébar and Mairena Sánchez-López
Background: Physical activity has a beneficial effect on the brain?s development process and cognitive function. However, no review to date has evaluated the effects of active commuting to and from school (ACS) on cognitive performance and academic achie...
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Leonardo Cesanelli, Thomas Lagoute, Berta Ylaite, Julio Calleja-González, Eneko Fernández-Peña, Danguole Satkunskiene, Nuno Leite and Tomas Venckunas
The findings of the present study may inform decision-making for track cycling coaches and practitioners in planning talent identification and development strategies. Moreover, the results presented raise concerns and underscore the importance of disting...
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Raman Garimella, Thomas Peeters, Eduardo Parrilla, Jordi Uriel, Seppe Sels, Toon Huysmans and Stijn Verwulgen
Aerodynamic drag force and projected frontal area (A) are commonly used indicators of aerodynamic cycling efficiency. This study investigated the accuracy of estimating these quantities using easy-to-acquire anthropometric and pose measures. In the first...
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Alejandra P. Polanco, Luis E. Muñoz, Alberto Doria and Daniel R. Suarez
Optimization of performance in time-trial cycling events through the selection of posture while considering comfort.
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Joaquim Miguel, Pedro Mendonça, Agnelo Quelhas, João M. L. P. Caldeira and Vasco N. G. J. Soares
Hiking and cycling have become popular activities for promoting well-being and physical activity. Portugal has been investing in hiking and cycling trail infrastructures to boost sustainable tourism. However, the lack of reliable data on the use of these...
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Junbin Liao and Zhibin Ye
A robust lithium-sulfur (Li–S) battery is constituted by a wide range of optimized fundamental parameters (e.g., amount of electrolyte, electrolyte additive, sulfur loading density, and the size of sulfur particles). In this paper, some other often...
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Hamza Dunya, Maziar Ashuri, Dana Alramahi, Zheng Yue, Kamil Kucuk, Carlo U. Segre and Braja K. Mandal
The emerging need for high-performance lithium?sulfur batteries has motivated many researchers to investigate different designs. However, the polysulfide shuttle effect, which is the result of dissolution of many intermediate polysulfides in electrolyte,...
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Pengfei Li, Jian Zhang, Huijun Xie, Zhen Hu, Haiyan He and Wenxing Wang
Aquatic animals play an important role in the energy flow and matter cycling in the wetland ecosystem. However, little is known about their effects on pollutant removal performance and microbial community in constructed wetlands. This work presents an in...
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Saleh Ahmed, Katerina Lepkova, Xiao Sun, William D. A. Rickard and Thunyaluk Pojtanabuntoeng
Phenolic-epoxy coatings, which are designed to protect substrates from thermal damage, are widely applied in many fields. There remains an inadequate understanding of how such coatings change during their service life after exposure to various temperatur...
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Di Liu, Seung Hyun Hur, Jin Suk Chung and Won Mook Choi
In this study, the nanocomposite of g-C3N4 quantum dots/MnCO3 on carbon cloth (q-MC//CC) is prepared via a simple hydrothermal method. The obtained q-MC//CC composite is employed for a flexible supercapacitor electrode. The g-C3N4 quantum dots could effe...
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Zheng Yue, Hamza Dunya, Maziar Ashuri, Kamil Kucuk, Shankar Aryal, Stoichko Antonov, Bader Alabbad, Carlo U. Segre and Braja K. Mandal
A new porous activated carbon (AC) material with very high specific surface area (3193 m2 g-1) was prepared by the carbonization of a colloidal silica-templated melamine?formaldehyde (MF) polymer composite followed by KOH-activation. Several electrical d...
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Pengfei Zhao, Wei Li, Shiqing Fang, Ji Yu, Zhenyu Yang and Jianxin Cai
Freestanding thin film electrodes are competitive candidate materials for high-performance energy stockpile equipment due to their self-supporting structure and because they lack any polymer binder or conductive additive. In our work, a porous carbon nan...
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Ni-doped VO2(B) samples (NixVO2(B)) were fabricated by a facile one-step hydrothermal method. When evaluated as a cathode material for lithium ion batteries (LIBs), these Ni-doped VO2(B) exhibited improved lith...
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Amirreza Sharifi, Sangchul Lee, Gregory W. McCarty, Megan W. Lang, Jaehak Jeong, Ali M. Sadeghi and Martin C. Rabenhorst
The Agricultural Policy/Environmental eXtender (APEX) model has been widely used to assess changes in agrochemical loadings in response to conservation and management led by US Department of Agriculture (USDA). However, the existing APEX model is limited...
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Ke Ma and Frede Blaabjerg
Power semiconductor switching devices play an important role in the performance of high power wind energy generation systems. The state-of-the-art device choices in the wind power application as reported in the industry include IGBT modules, IGBT press-p...
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Mei Zeng, Huanan Huang and Xianggang Zhang
With the widespread use of adobe materials in buildings, their durability can deteriorate under harsh weather conditions such as long-term low temperatures and rainfall, which can easily lead to safety accidents. This article takes adobe material mixed w...
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Yinglong Kang, Kemin Zhang and Xi Lin
Whether it is fossil energy or renewable energy, the storage, efficient use, and multi-application of energy largely depend on the research and preparation of high-performance materials. The research and development of energy storage materials with a hig...
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Xin Zhang, Qiuwan Shen, Kuanyu Zhu, Gaokui Chen, Guogang Yang and Shian Li
CaO-based adsorbent cycling carbon capture technology is an effective way to reduce CO2 emissions from marine exhaust gases. Metal-modified CaO-based adsorbents represent one of the important ways to improve the cyclic CO2 capture capacity. In order to o...
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Lea Heinrich, Wolfgang H. Schulz, Isabella Geis
Pág. 269 - 271
Transport systems are marked by a strong path dependency due to habits, infrastructure, and market rigidities. This path dependency result is challenging for innovative solutions as they face unexpected barriers, but also abrupt acceleration once the bar...
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