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Seeding Cores: A Pathway for Nuclear Star Clusters from Bound Star Clusters in the First Billion Years

Fred Angelo Batan Garcia, Massimo Ricotti, Kazuyuki Sugimura • The Open Journal of Astrophysics (2025)

We model the formation of star clusters in a dwarf galaxy progenitor during the first 700 Myr of cosmic history using a cosmological radiation-hydrodynamic simulation with a sub-grid star formation efficiency (SFE) model calibrated from AU-...

DOAJ Open Access (DOAJ) DOI: 10.33232/001c.145064

Energy, Exergy, Exergoeconomic and Exergoenvironmental Impact Analyses and Optimization of Various Geothermal Power Cycle Configurations

Moein Shamoushaki, Mehdi Aliehyaei, Marc A. Rosen • Entropy (2021)

Energy, exergy, and exergoeconomic evaluations of various geothermal configurations are reported. The main operational and economic parameters of the cycles are evaluated and compared. Multi-objective optimization of the cycles is conducted...

DOAJ Open Access (DOAJ) DOI: 10.3390/e23111483

Analytically Computing the Moments of a Conic Combination of Independent Noncentral Chi-Square Random Variables and Its Application for the Extended Cox–Ingersoll–Ross Process with Time-Varying Dimension

Sanae Rujivan, Athinan Sutchada, Kittisak Chumpong, Napat Rujeerapaiboon • Mathematics (2023)

This paper focuses mainly on the problem of computing the γth, γ>0, moment of a random variable Yn:=∑i=1nαiXi in which the αi’s are positive real numbers and the Xi’s are independent and distributed according to noncentral chi-square distri...

DOAJ Open Access (DOAJ) DOI: 10.3390/math11051276

Advances of Commercial and Biological Materials for Electron Transport Layers in Biological Applications

Zhifu Yin, Zhifu Yin, Biao Lu, Yanbo Chen et al. • Frontiers in Bioengineering and Biotechnology (2022)

Electron transport layer (ETL), one of the important layers for high-performing perovskite solar cells (PSCs), also has great potential in bioengineering applications. It could be used for biological sensors, biological imaging, and biomedi...

DOAJ Open Access (DOAJ) DOI: 10.3389/fbioe.2022.900269

The Carbon Budget of Land Conversion: Sugarcane Expansion and Implications for a Sustainable Bioenergy Landscape in Southeastern United States

E. Blanc‐Betes, N. Gomez‐Casanovas, C. J. Bernacchi, E. H. Boughton et al. • GCB Bioenergy (2025)

ABSTRACT The expansion of sugarcane onto land currently occupied by improved (IMP) and semi‐native (SN) pastures will reshape the U.S. bioenergy landscape. We combined biometric, ground‐based and eddy covariance methods to investigate the i...

DOAJ Open Access (DOAJ) DOI: 10.1111/gcbb.70058

Building integrated renewable energy

Yaolin Lin, Wei Yang, Xiaoli Hao, Changxiong Yu • Energy Exploration & Exploitation (2021)

About one-third of the primary energy in the world is consumed by buildings. A large amount of CO 2 emission due to building energy consumption has threatened the sustainable development of the world. Improvement on the building energy perf...

DOAJ Open Access (DOAJ) DOI: 10.1177/0144598720952512

Life cycle assessment of a renewable energy generation system with a vanadium redox flow battery in a NZEB household

J.R. Gouveia, E. Silva, T.M. Mata, A. Mendes et al. • Energy Reports (2020)

Buildings are responsible for a significant part of the global energy consumption. Besides the need to improve their energy efficiency, new buildings also need to generate their own energy, preferably from renewable sources, to become more ...

DOAJ Open Access (DOAJ) DOI: 10.1016/j.egyr.2019.08.024

Oxidation‐etching induced morphology regulation of Cu catalysts for high‐performance electrochemical N2 reduction

Xuqiang Ji, Ting Wang, Qian Liu, Yongsong Luo et al. • EcoMat (2020)

Abstract Renewable‐electricity‐driven N2 reduction is an attractive approach for ambient NH3 synthesis, but active electrocatalysts are needed to enable the N2 reduction reaction. Monolithic electrodes with active components anchored on con...

DOAJ Open Access (DOAJ) DOI: 10.1002/eom2.12026

The Economics of Renewable Energy

Geoffrey Heal • National Bureau of Economic Research (2009)

Greater use of renewable energy is seen as a key component of any move to combat climate change, and is being aggressively promoted as such by the new U.S. administration and by other governments.Yet there is little economic analysis of ren...

OPENALEX Open Access DOI: https://doi.org/10.3386/w15081

Extraction and Energy Management of Solar Photovoltaic, Fuel Cell, and Battery Systems Using a Novel Multi Port Power Converter for DC Microgrid Applications

Guguloth Nagesh, M. Venkatesh Naik, Dogga Raveendhra, Praveen Kumar Bonthagorla • IEEE Access (2025)

In DC microgrids, efficient power extraction and an effective energy management strategy (EMS) are crucial when integrating multiple power sources. This study presents a novel Four-Port Converter (FPC) configuration designed to extract powe...

DOAJ Open Access (DOAJ) DOI: 10.1109/ACCESS.2025.3570190

Renewable Energy Resources

John Twidell, Tony Weir • Routledge eBooks (2015)

Renewable Energy Resources is a numerate and quantitative text covering the full range of renewable energy technologies and their implementation worldwide. Energy supplies from renewables (such as from biofuels, solar heat, photovoltaics, w...

OPENALEX DOI: https://doi.org/10.4324/9781315766416

A design method for booster motor of brake-by-wire system based on intelligent electric vehicle

Bumin Meng, Zhengzhao Zhou, Congyue Zhang, Feifan Yang • Green Energy and Intelligent Transportation (2023)

ABSTRACT: The brake-by-wire (BBW) system is an essential part of the intelligent electric vehicle, which is determination of the braking safety and recovery efficiency. To design a safe and efficient booster motor, the design of booster mot...

DOAJ Open Access (DOAJ) DOI: 10.1016/j.geits.2023.100110

The role of renewable energy in the global energy transformation

Dolf J. Gielen, Francisco Boshell, Değer Saygin, Morgan Bazilian et al. • Energy Strategy Reviews (2019)

This paper explores the technical and economic characteristics of an accelerated energy transition to 2050, using new datasets for renewable energy. The analysis indicates that energy efficiency and renewable energy technologies are the cor...

OPENALEX cc-by-nc-nd DOI: https://doi.org/10.1016/j.esr.2019.01.006

Tailoring structural properties of carbon via implanting optimal co nanoparticles in n‐rich carbon cages toward high‐efficiency oxygen electrocatalysis for rechargeable zn‐air batteries

Jie Yu, Yawen Dai, Zhenbao Zhang, Tong Liu et al. • Carbon Energy (2022)

Abstract Rational construction of carbon‐based materials with high‐efficiency bifunctionality and low cost as the substitute of precious metal catalyst shows a highly practical value for rechargeable Zn‐air batteries (ZABs) yet it still rem...

DOAJ Open Access (DOAJ) DOI: 10.1002/cey2.171