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From mid-infrared luminescence to laser gain in chalcogenide glasses and glass-ceramics

Yuhang Zhao, Chenyue Xiao, Xiaosong Lu, Zhiyong Yang • Journal of Advanced Dielectrics (2026)

Mid-infrared (MIR) lasers operating in the 2–6[Formula: see text][Formula: see text]m region are important for spectroscopy, sensing, communications, medicine, lidar, and electro-optical applications. Chalcogenide glasses and glass–ceramics...

DOAJ Open Access (DOAJ) DOI: 10.1142/S2010135X26400102

Computational Adaptive Optics for HAR Hybrid Trench Array Topography Measurement by Utilizing Coherence Scanning Interferometry

Wenyou Qiao, Zhishan Gao, Qun Yuan, Lu Chen et al. • Sensors (2025)

High aspect ratio (HAR) sample-induced aberrations seriously affect the topography measurement for the bottom of the microstructure by coherence scanning interferometry (CSI). Previous research proposed an aberration compensating method usi...

DOAJ Open Access (DOAJ) DOI: 10.3390/s25134085

Ostensibly perpetual optical data storage in glass with ultra-high stability and tailored photoluminescence

Zhuo Wang, Bo Zhang, Dezhi Tan, Jianrong Qiu • Opto-Electronic Advances (2023)

Long-term optical data storage (ODS) technology is essential to break the bottleneck of high energy consumption for information storage in the current era of big data. Here, ODS with an ultralong lifetime of 2×107 years is attained with sin...

DOAJ Open Access (DOAJ) DOI: 10.29026/oea.2023.220008

Fe-W co-doped V2O5 nanostructures with enhanced oxygen vacancy generation for photocatalytic dye degradation

Akanksha Malik, Sagar Panwar, Deepak Butola, Kriti et al. • Scientific Reports (2026)

Abstract Nanoparticles of V2O5 with dilute doped Fe-, W-, and Fe-W co-doped were prepared by using wet chemical sol–gel method. Structural analysis confirmed the dominant orthorhombic α-V2O5 phase with a minor monoclinic V3O7 phase, whose f...

DOAJ Open Access (DOAJ) DOI: 10.1038/s41598-026-44277-y

Assessment of hazard recognition performance of thermal power plant workers: A case study of a combined cycle power plant

Romeo Danquah, Gidphil Mensah, Winfred Senyo Agbagah, Francis Davis • Cogent Engineering (2023)

Hazard recognition is a vital skill every thermal power plant worker needs to possess to enhance workplace accident prevention. Facilities and materials used in thermal power plants expose the workers to significant hazards. While some prio...

DOAJ Open Access (DOAJ) DOI: 10.1080/23311916.2023.2252621

TOURISM SUSTAINABILITY ANALYSIS AND THE PROSPECTS FOR CREATING AN ETHNOVISUAL TOURISM ATLAS IN ADJARA

Manuchar Loria, Gulad khilaishvili, Natalia Jijavadze • Three Seas Economic Journal (2023)

Ethnovisual tourism explores a destination's cultural heritage through visual means, generating economic benefits and encouraging investment in cultural infrastructure and heritage conservation projects. Assessing the social, economic and e...

DOAJ Open Access (DOAJ) DOI: 10.30525/2661-5150/2023-3-1

Implementing an Adaptive Thrust Distribution Algorithm on the Robust Control System for Serial Split-Hull Underwater Vehicles

Vishakh S. Kumar, Prabhu Rajagopal • IEEE Access (2022)

This paper discusses designing and implementing an adaptive thrust distribution algorithm on the already robust control system for serial split-hull underwater vehicles to maximise operational efficiency. Split-hull underwater vehicles are ...

DOAJ Open Access (DOAJ) DOI: 10.1109/ACCESS.2022.3223118

REDUCING CLIMATE IMPACTS ON WATER RESOURCES AS THE LEGAL AND ECONOMIC BASIS FOR ENVIRONMENTAL SECURITY IN THE EU CANDIDATE COUNTRIES: THE CASE OF UKRAINE

Ielyzaveta Lvova, Kateryna Kozmuliak, Liudmyla Strutynska-Struk • Baltic Journal of Economic Studies (2022)

As climate change is one of the greatest challenges of our time, the legal and economic issues of global environmental security deserve high praise. In the area of industrial competitiveness, where the negative effects of global climate cha...

DOAJ Open Access (DOAJ) DOI: 10.30525/2256-0742/2022-8-3-101-114

Enhancing Los Angeles’ resilient energy systems amid wildfires

Alexis Pengfei Zhao, Mohannad Alhazmi, Shuangqi Li, Jiarong Li et al. • Scientific Reports (2025)

Abstract Wildfires pose a significant threat to urban regions, with cities like Los Angeles facing increasing challenges due to their vulnerability to frequent and severe wildfire events. This study proposes a novel framework for optimizing...

DOAJ Open Access (DOAJ) DOI: 10.1038/s41598-025-02433-w

The Threefold Role of the University in Fostering the Energy Transition: The Case of Bologna and Its Cesena Campus

Andrea Boeri, Beatrice Turillazzi, Francesca Sabatini, Louise-Nour Sassenou et al. • Energies (2024)

As acceleration toward the transition to a carbon-neutral energy production becomes an urgent imperative, universities are called to play a multifaceted role: to produce knowledge and cutting-edge research for the pursuit of energy transiti...

DOAJ Open Access (DOAJ) DOI: 10.3390/en17153751

Experimental and Modelling Research on the Effect of Prior Ferrite on Bainitic Transformation in Medium-Carbon Bainitic Steel

Xinpan Yu, Wei Liu, Kang He, Tengfei Wang et al. • Crystals (2024)

In this study, we investigate the impact of prior ferrite on the bainite transformation kinetics and microstructure of medium-carbon steel interrupted by an intercritical annealing (IAA) process. It was found that the incubation time and co...

DOAJ Open Access (DOAJ) DOI: 10.3390/cryst14060487

Analysis of Multi Temporal Satellite Imagery for Total Suspended Sediments in a Wave-Active Coastal Area-Gaza Strip Coastal Water, Palestine

Midyan D.I. Aldabash, Füsun Balık Şanlı • International Journal of Environment and Geoinformatics (2016)

Sediment load materials is one of the key factors that determine the surface water quality, both of oceanic and river water, and it specifies water optical properties. Thus it provides a background for a plenty of applications and project...

DOAJ Open Access (DOAJ) DOI: 10.30897/ijegeo.304414

Research on Two-Phase Flow and Wear of Inlet Pipe Induced by Fluid Prewhirl in a Centrifugal Pump

Jilong Chen, Xing Chen, Wenjin Li, Yuhai Zheng et al. • Journal of Marine Science and Engineering (2024)

In deep-sea mining hydraulic lifting systems, centrifugal pumps are very important as power units. In the process of transportation, the fluid prewhirl phenomenon in the impeller inlet will lead to changes in the state of motion of the part...

DOAJ Open Access (DOAJ) DOI: 10.3390/jmse12060950

Impact assessment of the farming–breeding–bioenergy integrated system on agricultural greenhouse gases in Northeast China

Zhe Zhao, Yi Zhang, You Xu, Sijian Jiang • Chinese Journal of Population, Resources and Environment (2025)

ABSTRACT: In this study, we constructed an integrated framework of a farming–breeding–bioenergy system to estimate the greenhouse gas (GHG) emission inventories of various farming and breeding processes in the northeast region of China from...

DOAJ Open Access (DOAJ) DOI: 10.1016/j.cjpre.2025.10.010

Lipids characterization of ultrasound and microwave processed germinated sorghum

Sadia Hassan, Muhammad Imran, Nazir Ahmad, Muhammad Kamran Khan • Lipids in Health and Disease (2017)

Abstract Background Cereal crops and oilseeds provide diverse pool of fatty acids with characteristic properties. Sorghum (Sorghum bicolor (L.) Moench) provides the staple food with serving as main source of energy and protein. Germination ...

DOAJ Open Access (DOAJ) DOI: 10.1186/s12944-017-0516-4

Corrosion Behavior for Sealing Polymer Materials under Simulated Condition for High-Pressure Proton Exchange Membrane Water Electrolysis

PENG Heng, DONG Minghui, ZHANG Maoqi, BAI Mingxian, GUO Jianwei • Cailiao Baohu (2026)

Sealing is a core factor for the safe operation of high-pressure proton exchange membrane electrolysis cells(PEMECs).To investigate the corrosion behavior of sealing polymer materials,two experimental methods were established: an accelerate...

DOAJ Open Access (DOAJ) DOI: 10.16577/j.issn.1001-1560.2026.0015

Application of the convolutional neural network in partial discharge spectrum recognition of power apparatus

Feng‐Chang Gu • IET Science, Measurement & Technology (2023)

Abstract Partial discharge (PD) detection is used to evaluate the insulation status of high‐voltage equipment. The most challenging aspect of traditional PD recognition is extracting features from the discharge signal. Accordingly, this stu...

DOAJ Open Access (DOAJ) DOI: 10.1049/smt2.12137