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Lab-scale coin-cell supercapattery assembled with nickel cobaltite/rGO nanocomposite electrodes for hybrid energy storage

B. Raghavendra Babu, R. Sasikumar, K. Visagavel, R. Baskar • Next Nanotechnology (2026)

Hybrid energy storage devices that bridge the gap between batteries and supercapacitors are critical for next-generation portable and high-power applications. In this work, a lab-scale coin cell asymmetric supercapattery device is fabricate...

DOAJ Open Access (DOAJ) DOI: 10.1016/j.nxnano.2026.100892

Application of TyG index and carotid ultrasound parameters in the prediction of ischemic stroke

Huimin Guo, Huimin Guo, Sen Wang, Haizheng Wang et al. • Frontiers in Endocrinology (2025)

ObjectiveThe triglyceride - glucose (TyG) index has been confirmed as an independent risk factor for ischemic stroke (IS) in numerous studies. In terms of the role of carotid ultrasound in the risk assessment of IS, the focus has shifted fr...

DOAJ Open Access (DOAJ) DOI: 10.3389/fendo.2025.1481676

Evaluasi Kualitas Aplikasi Web Pemantau Menggunakan Model Pengujian Perangkat Lunak ISO/IEC 9126

Condro Kartiko • Jurnal Nasional Teknik Elektro dan Teknologi Informasi (2019)

The rapid growth of the world of information technology has an impact on the spread of the amount of software. Software maintenance is needed to support the quality of software. Software quality can be measured in terms of product and proce...

DOAJ Open Access (DOAJ) DOI: 10.22146/jnteti.v8i1.485

A Systematic Meta-Synthesis of Factors Influencing University Student Happiness

Seyedkamal Vaezi, Mohammad Pedrami • پژوهشنامه روانشناسی مثبت (2025)

This study aimed to systematically synthesize and prioritize the main factors influencing university students’ happiness and well-being. Employing a rigorous qualitative methodology based on interpretive meta-synthesis, the research compreh...

DOAJ Open Access (DOAJ) DOI: 10.22108/ppls.2026.142544.2560

Identification of potential welfare and survival indicators for stranded cetaceans through international, interdisciplinary expert opinion

Rebecca M. Boys, Ngaio J. Beausoleil, Matthew D. M. Pawley, Katherine E. Littlewood et al. • Royal Society Open Science (2022)

Management of live cetacean strandings generally focuses on refloating animals, yet there is a lack of scientific data to inform decision-making. Valid indicators that are practical to measure are needed to assess welfare status and surviva...

DOAJ Open Access (DOAJ) DOI: 10.1098/rsos.220646

An assessment of the mathematical model for estimating of entropy optimized viscous fluid flow towards a rotating cone surface

Yong-Min Li, M. Ijaz Khan, Sohail A. Khan, Sami Ullah Khan et al. • Scientific Reports (2021)

Abstract Entropy optimization in convective viscous fluids flow due to a rotating cone is explored. Heat expression with heat source/sink and dissipation is considered. Irreversibility with binary chemical reaction is also deliberated. Nonl...

DOAJ Open Access (DOAJ) DOI: 10.1038/s41598-021-89739-7

Unveiling Insights into the Whole Genome Sequencing of <i>Mycobacterium</i> spp. Isolated from Siamese Fighting Fish (<i>Betta splendens</i>)

Nguyen Dinh-Hung, Samuel Mwakisha Mwamburi, Ha Thanh Dong, Channarong Rodkhum et al. • Animals (2024)

This study aims to genomically elucidate six isolates of rapidly growing non-tuberculous mycobacteria (RGM) derived from Siamese fighting fish (Betta splendens). These isolates had previously undergone phenotypic and biochemical characteriz...

DOAJ Open Access (DOAJ) DOI: 10.3390/ani14192833

A Novel Anticancer Peptide Derived from <i>Bryopsis plumosa</i> Regulates Proliferation and Invasion in Non-Small Cell Lung Cancer Cells

Heabin Kim, Hyun-Taek Kim, Seung-Hyun Jung, Jong Won Han et al. • Marine Drugs (2023)

The discovery of new highly effective anticancer drugs with few side effects is a challenge for drug development research. Natural or synthetic anticancer peptides (ACPs) represent a new generation of anticancer agents with high selectivity...

DOAJ Open Access (DOAJ) DOI: 10.3390/md21120607

The avifauna of Ramanathapuram, Tamil Nadu along the Southeast coast of India: waterbird assessments and conservation implications across key sanctuaries and Ramsar sites

Hameed Byju, Hegde Maitreyi, Raveendran Natarajan, Reshmi Vijayan et al. • PeerJ (2025)

Background Wetlands, globally, face significant threats from human activities, and waterbirds, as key indicators of wetland health, are essential to maintaining ecological balance. Any long-term conservation measures should prioritize coord...

DOAJ Open Access (DOAJ) DOI: 10.7717/peerj.18899

Inclusiveness, Equity, Consistency, and Flexibility as Guiding Criteria for Enabling Transdisciplinary Collaboration: Lessons From a European Project on Nature-Based Solutions and Urban Innovation

Claudia Basta, Eva Kunseler, Christine Wamsler, Alexander van der Jagt et al. • Frontiers in Climate (2021)

The structural research programmes of the European Union dedicated to advance the sustainability sciences are increasingly permeated by the notion of transdisciplinarity (TD). A growing body of literature residing at the intersection of res...

DOAJ Open Access (DOAJ) DOI: 10.3389/fclim.2021.630075

“Regionalization” of Global Value Chains: Off-Shoring or Re-Shoring?

Maltsev Andrey A. • Российский внешнеэкономический вестник (2024)

The article examines the evolution of theoretical ideas about the regionalization of production activities of global value chains (GVCs). The paper reveals the division of “factory” and “headquarters” economies, which triggered the creation...

DOAJ Open Access (DOAJ) DOI: 10.24412/2072-8042-2024-4-7-25

Approaches to Innovation Process Assessment: Complex Results from an Exploratory Investigation

Ondrej Zizlavsky • International Journal of Engineering Business Management (2015)

Managing innovation is vital for many enterprises to survive in a competitive and dynamic environment. Thus, decision-makers have always been involved in the challenge of finding the right performance measures for the innovation process. Th...

DOAJ Open Access (DOAJ) DOI: 10.5772/62052

Modeling Air Pollutant Emissions in the Provincial Level Road Transportation Sector in Korea: A Case Study of the Zero-Emission Vehicle Subsidy

Minyoung Roh, Seungho Jeon, Soontae Kim, Sha Yu et al. • Energies (2020)

South Korea has been suffering from high PM2.5 pollution. Previous studies have contributed to establishing PM2.5 mitigation policies but have not considered provincial features and sector-interactions. In that sense, the integrated assessm...

DOAJ Open Access (DOAJ) DOI: 10.3390/en13153999

Formation of China’s Capital Market

A. Yu. Mikhaylov • E-Management (2024)

The article presents an in-depth analysis of the formation and development of the capital market (stocks and bonds segment) in China. The factors determining the valuation of shares that are in circulation are highlighted. While the first f...

DOAJ Open Access (DOAJ) DOI: 10.26425/2658-3445-2023-6-4-64-71

Quantitative Detection of High-Strength Bolt Loosening Based on Self-Magnetic Flux Leakage

Shangkai Liu, Kai Tong, Fengmin Chen, Senhua Zhang et al. • Buildings (2026)

The reliability of high-strength bolted connections is critical to the safety of large-scale engineering structures. This study proposes a non-contact quantitative method for detecting bolt loosening based on the self-magnetic flux leakage ...

DOAJ Open Access (DOAJ) DOI: 10.3390/buildings16030497

Response Analysis on Electrical Pulses under Severe Nuclear Accident Temperature Conditions Using an Abnormal Signal Simulation Analysis Module

Kil-Mo Koo, Jin-Ho Song, Sang-Baik Kim, Kwang-Il Ahn et al. • Science and Technology of Nuclear Installations (2012)

Unlike design basis accidents, some inherent uncertainties of the reliability of instrumentations are expected while subjected to harsh environments (e.g., high temperature and pressure, high humidity, and high radioactivity) occurring in s...

DOAJ Open Access (DOAJ) DOI: 10.1155/2012/656590

Assessment of Spatiotemporal Variations in the Water Quality of the Han River Basin, South Korea, Using Multivariate Statistical and APCS-MLR Modeling Techniques

Yong-Chul Cho, Hyeonmi Choi, Soon-Ju Yu, Sang-Hun Kim et al. • Agronomy (2021)

This study evaluated the spatiotemporal variability of water quality in the Han River Basin (HRB) as well as the contributions of potential pollution sources using multivariate statistical and absolute principal component score-multiple lin...

DOAJ Open Access (DOAJ) DOI: 10.3390/agronomy11122469