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A Focused Review of Smartphone Diet-Tracking Apps: Usability, Functionality, Coherence With Behavior Change Theory, and Comparative Validity of Nutrient Intake and Energy Estimates

Ferrara, Giannina, Kim, Jenna, Lin, Shuhao, Hua, Jenna et al. • JMIR mHealth and uHealth (2019)

BackgroundSmartphone diet-tracking apps may help individuals lose weight, manage chronic conditions, and understand dietary patterns; however, the usabilities and functionalities of these apps have not been well studied. Objecti...

DOAJ Open Access (DOAJ) DOI: 10.2196/mhealth.9232

Energy characterization of residential and office buildings in a tropical location

Jorge Cárdenas-Rangel, German Osma-Pinto, Julián Jaramillo-Ibarra • Heliyon (2023)

Governments have established regulations to reduce energy consumption and polluting gas emissions from buildings. In Colombia, the government issued Resolution 0549 in 2015, a regulation that imposed savings percentages on different types o...

DOAJ Open Access (DOAJ) DOI: 10.1016/j.heliyon.2023.e16048

Accurate detection of selective forwarding attack in wireless sensor networks

Qiong Zhang, Wenzheng Zhang • International Journal of Distributed Sensor Networks (2019)

Selective forwarding attack in wireless sensor networks shows great impact on network performance and consumes limited energy resource. In previous countermeasures, it is assumed that all nodes in the communication range can detect misbehav...

DOAJ Open Access (DOAJ) DOI: 10.1177/1550147718824008

Effect of Current Rate and Prior Cycling on the Coulombic Efficiency of a Lithium-Ion Battery

Seyed Saeed Madani, Erik Schaltz, Søren Knudsen Kær • Batteries (2019)

The determination of coulombic efficiency of the lithium-ion batteries can contribute to comprehend better their degradation behavior. In this research, the coulombic efficiency and capacity loss of three lithium-ion batteries at different ...

DOAJ Open Access (DOAJ) DOI: 10.3390/batteries5030057

Bayesian ANN-Based Prediction and Multi-Objective Optimization of Tribological Behavior in Magnesium Alloy AZ91D at Elevated Temperature Using Pareto GA

Beniyel Muthuraj, Sivapragash Murugesan, Rajesh Rajamony, Michael Thomas Rex Francis • Materials Research (2025)

This study uses an artificial neural network (ANN) model to predict the wear rate and friction coefficient of the magnesium alloy AZ91D, based on experimental data from a pin-on-disc tribometer. The model includes three essential process pa...

DOAJ Open Access (DOAJ) DOI: 10.1590/1980-5373-mr-2025-0388

Identify the causal pattern of sustainability principles Environment Based on Leed Regulations with Emphasis on Traditional Iranian Architecture (Case Study: Qom City)

Hassan Haji Amiri, Arash Seghfi Asl, Mehdi Ashjaie • تحقیقات کاربردی علوم جغرافیایی (2024)

The question of resource constraints is an issue for all industrialized, developed and developing countries. Therefore, saving on fossil energy consumption and sustainable development have become very important and common issues internation...

DOAJ Open Access (DOAJ)

Incorrect Ternary Liquid–Liquid Equilibria Description versus Extractor Design Simulation

E. Graczová, P. Steltenpohl, J. Labovský • Chemical Engineering Transactions (2015)

The presented study focuses on the separation of aromatics from aliphatic hydrocarbons by liquid-phase extraction using ionic liquids. The aim of this study was to show the impact of incorrect description of liquid–liquid equilibria of the ...

DOAJ Open Access (DOAJ) DOI: 10.3303/CET1545328

A review of photovoltaic/thermal (PV/T) incorporation in the hydrogen production process

Hussein A. Kazem, Miqdam T. Chaichan, Ali H.A. Al-Waeli, K. Sopian et al. • Global Energy Interconnection (2025)

Integrating the photovoltaic/thermal (PV/T) system in green hydrogen production is an improvement in sustainable energy technologies. In PV/T systems, solar energy is converted into electricity and thermal energy simultaneously using hot wa...

DOAJ Open Access (DOAJ) DOI: 10.1016/j.gloei.2025.03.001

Ways to benefit from the Environmental Design legacies of Jordan's heritage homes interior spaces

ahmed afifi, Ahmad obeidat, Raed Al- Shar'a • Journal of Architecture, Art & Humanistic Science (2023)

The geographical nature of the Hashemite Kingdom of Jordan is distinguished by its environmental diversity and its climatic conditions, in addition to the richness and diversity of cultural legacies that appear clearly in the spaces interio...

DOAJ Open Access (DOAJ) DOI: 10.21608/mjaf.2021.98366.2512

Analysis and optimal design of low frequency road noise based on new energy MPV vehicle

BIN Shibo; XIE Yunhe; ZHENG Weiguang; WEI Shangjun; GAO Ting; LIU Xuewen • Nantong Daxue xuebao. Ziran kexue ban (2025)

Low-frequency road noise is a primary contributor to in-cabin noise and directly affects overall vehicle comfort. With the rapid development of electric vehicles, this issue has attracted increasing attention from the automotive industry. T...

DOAJ Open Access (DOAJ) DOI: 10.12194/j.ntu.20240724001

Torque-Preserving Flux-Weakening Control for IPMSM Based on q-Axis Current Compensation and Adaptive Voltage Regulation

Xiao Ju, Bo Huang, Shen Xu, Jishun Neng et al. • World Electric Vehicle Journal (2026)

A torque-preserving flux-weakening control strategy combining q-axis current compensation with a bandwidth-based speed-adaptive voltage regulator is proposed for interior permanent magnet synchronous motor (IPMSM) drives. The conventional n...

DOAJ Open Access (DOAJ) DOI: 10.3390/wevj17090444

Energy management and power quality improvement of microgrid system through modified water wave optimization

Subhashree Choudhury, George Tom Varghese, Satyajit Mohanty, Venkata Ratnam Kolluru et al. • Energy Reports (2023)

A comparative study of energy management strategies and PQ improvement schemes for a Fuel Cell, Battery, and SuperCapacitor integrated Microgrid system has been projected utilizing the MATLAB/Simulink architecture in this research article. ...

DOAJ Open Access (DOAJ) DOI: 10.1016/j.egyr.2023.05.068

Manufacturing of a New Generations from the Recycled AL Scrape Reinforced with AL2O3 - GNS Composite Powder by Vortex Technique for Automotive Spare Parts

Fathei Nouh, Omayma El kady, Sabry abdel aziz • International Journal of Industry and Sustainable Development (2024)

This research addresses the urgent challenges facing the materials and metallurgical industries, driving manufacturers to seek innovative solutions for material recycling. Aluminum scrape in used to manufacture a composite material with a h...

DOAJ Open Access (DOAJ) DOI: 10.21608/ijisd.2024.302067.1074

Techno-economic feasibility analyses of grid- connected solar photovoltaic power plants for small scale industries of Punjab, Pakistan

Monib Ahmad, Abraiz Khattak, Abdul Kashif Janjua, Ahmad Aziz Alahmadi et al. • Frontiers in Energy Research (2022)

The globally soaring energy prices and electricity shortfall are major hurdles in the economic development of Pakistan. To cope with periodic power outages, small and medium enterprise (SME) business owners have to fall back on alternate po...

DOAJ Open Access (DOAJ) DOI: 10.3389/fenrg.2022.1028310

Selective green removal of arsenic from wet-process phosphoric acid using marine-derived Neptune ball Fibres

Mohammed Ragab, Ahmed Galal, Randa R. Elmorsi, Wael Abdelwahab et al. • Scientific Reports (2026)

Abstract Phosphoric acid is the second most widely produced mineral acid worldwide and is predominantly manufactured via the wet process. However, wet-process phosphoric acid (WPPA) contains significant levels of dissolved and suspended imp...

DOAJ Open Access (DOAJ) DOI: 10.1038/s41598-026-71634-8

Physicochemical- and biocompatibility of oxygen and nitrogen plasma treatment using a PLA scaffold

Ali Davoodi, Homayoun H. Zadeh, Morteza Daliri Joupari, Mohammad Ali Sahebalzamani et al. • AIP Advances (2020)

Plasma surface treatment has a wide range of applications in biomedicine. In the present study, flat polylactic acid (PLA) films were treated with oxygen and nitrogen, low-pressure, non-thermal plasma. The water contact angle of the PLA fil...

DOAJ Open Access (DOAJ) DOI: 10.1063/5.0022306

Antioxidant, Wound Healing Potential and In Silico Assessment of Naringin, Eicosane and Octacosane

Abbirami Balachandran, Sy Bing Choi, Morak-Młodawska Beata, Jeleń Małgorzata et al. • Molecules (2023)

1. Diabetic chronic wounds, mainly foot ulcers, constitute one of the most common complications of poorly managed diabetes mellitus. The most typical reasons are insufficient glycemic management, latent neuropathy, peripheral vascular disea...

DOAJ Open Access (DOAJ) DOI: 10.3390/molecules28031043