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Showing 20 of 1,630 academic articles
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
Albaraa A. Altowijri • Frontiers in Medicine
(2026)
BackgroundThe learning environment (LE) is integral to medical students’ academic performance, emotional well-being, and professional development. Students’ perceptions of their learning environment provide valuable insights for identifying...
DOAJ
Open Access (DOAJ)
DOI: 10.3389/fmed.2026.1816941
Omran Gheisar, Sima Eskandari Sabzi, ali salmanpour, Seyed Yosef Hajiasghari • زن در توسعه و سیاست
(2024)
The trend of population growth in the last three decades will cause extensive changes in the age structure of Iran's population. So that it can be one of the most important challenges of the country in the coming decades. This development w...
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Open Access (DOAJ)
DOI: 10.22059/jwdp.2023.362558.1008358
Andrew Quanbeck, Daniel Almirall, Nora Jacobson, Randall T. Brown et al. • Implementation Science
(2020)
Abstract Background Rates of opioid prescribing tripled in the USA between 1999 and 2015 and were associated with significant increases in opioid misuse and overdose death. Roughly half of all opioids are prescribed in primary care. Althoug...
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Open Access (DOAJ)
DOI: 10.1186/s13012-020-00990-4
Li T, Huang B, Wang X, Zhang J et al. • Frontiers in pharmacology
(2026)
PMC
PMC Public Access (View-Only)
DOI: 10.3389/fphar.2026.1945675
PMC: PMC13732748
Pishdar Mahsa • EPJ Web of Conferences
(2026)
Transition to renewable electricity faces diverse challenges, the systemic interdependencies of which are still underexplored. This study applies a Pythagorean Fuzzy Cognitive Map (PFCM) to analyze and prioritize challenges of transitioning...
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Open Access (DOAJ)
DOI: 10.1051/epjconf/202635101013
Noran Ovidiu • E3S Web of Conferences
(2019)
Climate change, population growth, changing energy consumption patterns and the advent of feasible renewable energy sources has prompted governments worldwide to set targets for carbon emission reductions. The transition to a ‘near zero emi...
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Open Access (DOAJ)
DOI: 10.1051/e3sconf/201911106033
Chadi Nohra, Bechara Nehme, Raymond Ghandour, Ossama Dankar et al. • IEEE Access
(2026)
The integration of communication networks into modern power systems introduces variable time delays that degrade the performance of traditional Load Frequency Control (LFC), while the shift towards renewable energy sources increases system ...
DOAJ
Open Access (DOAJ)
DOI: 10.1109/ACCESS.2026.3675126
Yang Yu, Jiali Li, Dongyang Chen • Global Energy Interconnection
(2022)
Effective source–load prediction and reasonable dispatching are crucial to realize the economic and reliable operations of integrated energy systems (IESs). They can overcome the challenges introduced by the uncertainties of new energies an...
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Open Access (DOAJ)
DOI: 10.1016/j.gloei.2022.10.010
Eichholz C, Steinmetz H • Environmental Science and Ecotechnology
(2026)
PMC
PMC Public Access (View-Only)
DOI: 10.1016/j.ese.2026.100777
PMC: PMC13734989
Shahid Mahmood, Asifa Iqbal, Amel Ali Alhussan, El-Sayed M. El-kenawy • Humanities & Social Sciences Communications
(2025)
Abstract This study investigates the pivotal role of political stability, good governance, and institutional support in achieving Sustainable Development Goals (SDGs) 7, 11, and 12 in Pakistan, an emerging economy. SDG 7 deals with affordab...
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Open Access (DOAJ)
DOI: 10.1057/s41599-025-06219-3
Honggang Fan, Yan Liu, Cui Wang, Wankun Wang • Energies
(2026)
Increasing penetration of offshore renewable energy has highlighted the challenges posed by strong intermittency, output uncertainty, and insufficient utilization of marine energy resources. To address these issues, this study investigates ...
DOAJ
Open Access (DOAJ)
DOI: 10.3390/en19020447
Jefferson S. Costa, Angelo Lunardi, Alessio Iovine, Darlan Alexandria Fernandes et al. • IEEE Access
(2025)
Model predictive control (MPC) has emerged as a highly regarded control strategy in power electronics for renewable energy applications. While it minimizes tracking errors and control effort, a significant challenge is the lack of systemati...
DOAJ
Open Access (DOAJ)
DOI: 10.1109/ACCESS.2025.3603336
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...
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Open Access (DOAJ)
DOI: 10.1016/j.geits.2023.100110
Felipe Oviedo, Juan Lavista Ferres, Tonio Buonassisi, Keith T. Butler • Accounts of Materials Research
(2022)
High Resolution Image Download MS PowerPoint Slide Conspectus Machine learning has become a common and powerful tool in materials research. As more data become available, with the use of high-performance computing and high-throughput experi...
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DOI: https://doi.org/10.1021/accountsmr.1c00244
Xiaopeng Bai, Xingcai Zhang • Nano-Micro Letters
(2025)
The advancement of materials has played a pivotal role in the advancement of human civilization, and the emergence of artificial intelligence (AI)-empowered materials science heralds a new era with substantial potential to tackle the escala...
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DOI: https://doi.org/10.1007/s40820-024-01634-8
PMC: 11803041
Kaixuan Chen, Longjun Chen, Yizhong Ma, Siqi Chen et al. • Frontiers in Pharmacology
(2025)
The skeletal system is an important support structure in the human body, and its homeostatic state is highly relevant to the development of a wide range of orthopaedic diseases. The search for key regulatory factors associated with skeletal...
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Open Access (DOAJ)
DOI: 10.3389/fphar.2025.1614542
Yi Yu, Ran Peng, Zihe Chen, Li Yu et al. • Advanced Intelligent Systems
(2021)
Soft robots, intelligent structures built up of smart soft materials, are capable of being programmed to perform delicate work. Recently, plenty of biomimetic soft robots with functionalities of grasping, sensing, searching, and transportin...
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Open Access (DOAJ)
DOI: 10.1002/aisy.202100012
Patrick Selig, Niall Murphy, David Redmond, Simon Caton • IEEE Access
(2025)
Quantum computers may solve some computing tasks more efficiently than classical com- puters, but to do so requires the design of appropriate quantum circuits. However, it is hard to design even simple quantum programs. Recent results have ...
DOAJ
Open Access (DOAJ)
DOI: 10.1109/ACCESS.2025.3564392
Paramita Basak Upama, Md Jobair Hossain Faruk, Mohammad Taneem Bin Nazim, Mohammad Masum et al. • IEEE Annual International Computer Software and Applications Conference (COMPSAC)
(2022)
Quantum Computing (QC) refers to an emerging paradigm that inherits and builds with the concepts and phenomena of Quantum Mechanic (QM) with the significant potential to unlock a remarkable opportunity to solve complex and computationally i...
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DOI: https://doi.org/10.1109/compsac54236.2022.00096