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A Competitive Design and Material Consideration for Fabrication of Polymer Electrolyte Membrane Fuel Cell Bipolar Plates

Noor Ul Hassan, Bahadir Tunaboylu, Ali Murat Soydan • Designs (2019)

The bipolar plate is one of the most significant components of a polymer electrolyte membrane (PEM) fuel cell, and contributes substantially to the cost structure and the weight of the stacks. A number of graphite polymer composites with di...

DOAJ Open Access (DOAJ) DOI: 10.3390/designs3010013

Survival of pathogens on soybean debris under no-tillage and conventional tillage systems Sobrevivência de patógenos em restos de cultura de soja mantidos em sistema de semeadura direta e convencional

Álvaro Manuel Rodrigues Almeida, Odilon Ferreira Saraiva, José Renato Bouças Farias, Celso Almeida Gaudêncio et al. • Pesquisa Agropecuária Brasileira (2001)

A study was conducted in the subtropical area of Southern Brazil to determine the survival of pathogens in soybean residues under conventional and no-tillage cultivation systems from March to September of 1998 and 1999. The pathogens most f...

DOAJ Open Access (DOAJ) DOI: 10.1590/S0100-204X2001001000003

Plasmodium vivax Transmission in Africa.

Rosalind E Howes, Robert C Reiner, Katherine E Battle, Joshua Longbottom et al. • PLoS Neglected Tropical Diseases (2015)

Malaria in sub-Saharan Africa has historically been almost exclusively attributed to Plasmodium falciparum (Pf). Current diagnostic and surveillance systems in much of sub-Saharan Africa are not designed to identify or report non-Pf human m...

DOAJ Open Access (DOAJ) DOI: 10.1371/journal.pntd.0004222

A Systematic Literature Review on Modern Cryptographic and Authentication Schemes for Securing the Internet of Things

Tehseen Hussain, Fraz Ahmad, Dr. Zia Ur Rehman • NUML International Journal of Engineering and Computing (2026)

The rapid integration of the Internet of Things (IoT) into healthcare ecosystems has revolutionized patient monitoring and data accessibility; however, it has simultaneously expanded the cyber-attack surface, leaving sensitive medical data ...

DOAJ Open Access (DOAJ)

Video-based communication assessment for weight management counseling training in medical residents: a mixed methods study

Jamie M. Faro, Angelo D’Addario, Ann M. King, Kathleen M. Mazor et al. • BMC Medical Education (2022)

Abstract Background Physician delivered weight management counseling (WMC) occurs infrequently and physicians report lack of training and poor self-efficacy. The purpose of this study was to develop and test the Video-based Communication As...

DOAJ Open Access (DOAJ) DOI: 10.1186/s12909-022-03984-6

A risk evaluation model for channel navigation based on the gray-fuzzy theory

Yanfeng Wang, Liwen Huang, Guohua Shen, Mingming Jia • EURASIP Journal on Wireless Communications and Networking (2018)

Abstract In view of the fuzziness and randomness of the safety evaluation of the channel navigation environment, a risk evaluation model of the channel navigation is established with the set-valued statistics and the gray theory. A safety e...

DOAJ Open Access (DOAJ) DOI: 10.1186/s13638-018-1159-5

Identification of confounders and estimating the causal effect of place of birth on age-specific childhood vaccination

Ashagrie Sharew Iyassu, Haile Mekonnen Fenta, Zelalem G. Dessie, Temesgen T. Zewotir • BMC Medical Informatics and Decision Making (2024)

Abstract Background In causal analyses, some third factor may distort the relationship between the exposure and the outcome variables under study, which gives spurious results. In this case, treatment groups and control groups that receive ...

DOAJ Open Access (DOAJ) DOI: 10.1186/s12911-024-02827-2

Hybrid spatio-temporal transformer and variational autoencoder framework for advanced sports injury prediction and analysis

Fanjie Meng • Kuwait Journal of Science (2026)

Sports injuries significantly affect sports performance and overall health, making using accurate and reliable prognostic models imperative. Conventional algorithms for injury prediction, e.g., random forest and XGBoost, generally cannot un...

DOAJ Open Access (DOAJ) DOI: https://doi.org/10.1016/j.kjs.2026.100589

Data Mining Techniques for Predictive Maintenance in Manufacturing Industries a Comprehensive Review

Chinthamu Narender, Ashish, P Mathiyalagan, B Devananda Rao et al. • ITM Web of Conferences (2025)

Predictive maintenance (PdM) is one of the major methods used in modern manufacturing to realize downtime minimization, lower the cost of maintenance and maximize machine service life by analyzing the collected data using data mining method...

DOAJ Open Access (DOAJ) DOI: 10.1051/itmconf/20257605012

Enhanced Intrusion Detection in Drone Networks: A Cross-Layer Convolutional Attention Approach for Drone-to-Drone and Drone-to-Base Station Communications

Mohammad Aldossary, Ibrahim Alzamil, Jaber Almutairi • Drones (2025)

Due to Internet of Drones (IoD) technology, drone networks have proliferated, transforming surveillance, logistics, and disaster management. Distributed Denial of Service (DDoS) attacks, malware infections, and communication abnormalities i...

DOAJ Open Access (DOAJ) DOI: 10.3390/drones9010046

A Cooperative Learning Approach for Decentralized Peer-to-Peer Energy Trading Markets and its Structural Robustness Against Cyberattacks

Dinh Hoa Nguyen • IEEE Access (2021)

Peer-to-peer (P2P) energy trading has recently emerged as a promising paradigm for integrating renewable and distributed energy resources into local energy grids with the presence of active prosumers. However, prosumers often have different...

DOAJ Open Access (DOAJ) DOI: 10.1109/ACCESS.2021.3125031

The effect of universal health coverage on pollution induced mortality across 91 countries

Hana Sarsar, Hicham Ouakil, Jihad Ait Soussane • Discover Environment (2026)

Abstract This study investigates the mitigating role of universal healthcare coverage (UHC) in reducing mortality from air pollution, focusing on deaths caused by particulate matter pollution (PMP) and ambient ozone pollution (AOP) across 9...

DOAJ Open Access (DOAJ) DOI: 10.1007/s44274-026-01107-2

Physical Activity and Public Health

William L. Haskell, I-min M Lee, Russell R. Pate, Kenneth E. Powell et al. • Circulation (2007)

In 1995 the American College of Sports Medicine and the Centers for Disease Control and Prevention published national guidelines on Physical Activity and Public Health.The Committee on Exercise and Cardiac Rehabilitation of the American Hea...

OPENALEX Open Access DOI: https://doi.org/10.1161/circulationaha.107.185649

Underweight, body image, and weight loss measures among adolescents in Saudi Arabia: is it a fad or is there more going on?

Talal M. Hijji, Hassan Saleheen, Fadia S. AlBuhairan • International Journal of Pediatrics & Adolescent Medicine (2021)

Background and Objective: Adolescence is considered to be a pivotal point in which optimum nutrition and eating habits are developed. Although tackling the obesity epidemic has been much discussed, addressing the issue of underweight and bo...

DOAJ Open Access (DOAJ) DOI: 10.1016/j.ijpam.2020.01.002

Interplay of physical activity, self-rated health, and life satisfaction among large-bodied adolescents in Europe and North America: analysis using clustered binary mixed effects logit modelling

Michael Safo Oduro, Eniola Fasola, Prince Peprah, Isaac Yeboah Addo • BMC Public Health (2025)

Abstract Background There is a dearth of studies focused on the impact of self-rated health on life satisfaction among large-bodied adolescents, as well as the moderating role of physical activity in this relationship. Large-bodied adolesce...

DOAJ Open Access (DOAJ) DOI: 10.1186/s12889-025-23626-y