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The Be star o Cas is indeed the primary of a triple system

Harmanec P., Yang S., Šlechta M., Grundstrom E. D. et al. • Astronomy & Astrophysics (2026)

Analysis of radial velocities of two narrow absorption components in the Mg II 4481 Å line demonstrated that the secondary of the Be star o Cas is indeed a close binary system composed of two B7 stars orbiting each other with a period of ...

DOAJ Open Access (DOAJ) DOI: 10.1051/0004-6361/202659678

Determination of optimum segmentation parameter values for extracting building from remote sensing images

Aly M. El-naggar • Alexandria Engineering Journal (2018)

Lately, with progresses in remote sensing information techniques and the growingly and unprecedented uses of its uses, remote sensing became a science that cannot be dispensed with in most fields and ground object extraction has turned out ...

DOAJ Open Access (DOAJ) DOI: 10.1016/j.aej.2018.10.001

Searching for galaxy cluster-scale strong lenses from the DESI legacy imaging surveys

Zhejian Zhang, Nan Li, Shude Mao, Hu Zou et al. • Frontiers in Astronomy and Space Sciences (2026)

IntroductionGalaxy cluster-scale strong gravitational lensing systems are rare yet valuable tools for investigating dark matter and dark energy, as well as providing the opportunity to study the distant universe at flux levels and spatial r...

DOAJ Open Access (DOAJ) DOI: 10.3389/fspas.2026.1744079

Spatial random downscaling of rainfall signals in Andean heterogeneous terrain

A. Posadas, L. A. Duffaut Espinosa, C. Yarlequé, M. Carbajal et al. • Nonlinear Processes in Geophysics (2015)

Remotely sensed data are often used as proxies for indirect precipitation measures over data-scarce and complex-terrain areas such as the Peruvian Andes. Although this information might be appropriate for some research requirements, the ext...

DOAJ Open Access (DOAJ) DOI: 10.5194/npg-22-383-2015

A long-term daily 500 m snow cover extent product over China (1981–2000)

Yanlong Shen, Xiaoyan Wang, Ruixiang Zhu, Shi Liang et al. • Big Earth Data (2026)

Due to the limitations of early satellite sensors in terms of spatial resolution, temporal resolution, and time series availability, there is currently a lack of long-term daily snow cover extent (SCE) products with 500 m spatial resolution...

DOAJ Open Access (DOAJ) DOI: 10.1080/20964471.2026.2648197

Air pollution mapping and variability over five European cities

Karine Sartelet, Jules Kerckhoffs, Eleni Athanasopoulou, Lya Lugon et al. • Environment International (2025)

Mapping urban pollution is essential for assessing population exposure and addressing associated health impacts. High urban concentrations are due to the proximity of sources such as traffic or residential heating, and to urban density with...

DOAJ Open Access (DOAJ) DOI: 10.1016/j.envint.2025.109474

Investigation of dipole emission near a dielectric metasurface using a dual-tip scanning near-field optical microscope

Abbasirad Najmeh, Barreda Angela, Arslan Dennis, Steinert Michael et al. • Nanophotonics (2021)

A wide variety of near-field optical phenomena are described by the interaction of dipole radiation with a nanophotonic system. The electromagnetic field due to the dipole excitation is associated with the Green’s function. It is of great i...

DOAJ Open Access (DOAJ) DOI: 10.1515/nanoph-2021-0429

Submesoscale‐Permitting Physical/Biogeochemical Future Projections for the Main Hawaiian Islands

T. Friedrich, B. S. Powell, J. L. Gunnarson, G. Liu et al. • Journal of Advances in Modeling Earth Systems (2024)

Abstract Global climate models provide useful tools to forecast large‐scale anthropogenic trends and the impacts on ocean physics and marine biology and chemistry. Due to coarse spatial resolution, they typically lack the ability to represe...

DOAJ Open Access (DOAJ) DOI: 10.1029/2023MS003855

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

Zoning Erosion Hazard and Sediment Estimation in Cham Gardalan basin (Ilam province) using the Revised Universal Soil Erosion Equation (RUSLE)

Saleh Arekhi, Shahram Barani, Somia Emadaddian • مخاطرات محیط طبیعی (1401)

Soil erosion is one of the environmental problems that pose a threat to natural resources, agriculture and the environment. Quantitative assessment of erosion and sediment using erosion and sediment estimation models is one of the solutions...

DOAJ Open Access (DOAJ) DOI: 10.22111/jneh.2022.39063.1822

Forward-Looking Geometric Configuration Optimization Design for Spaceborne-Airborne Multistatic Synthetic Aperture Radar

Deqing Mao, Yongchao Zhang, Jifang Pei, Weibo Huo et al. • IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing (2021)

Spaceborne-airborne multistatic synthetic aperture radar (SA-MuSAR) has the ability to provide high-resolution forward-looking imagery for receivers, but it relies on careful design of the geometric configuration (GC). In this article, a fo...

DOAJ Open Access (DOAJ) DOI: 10.1109/JSTARS.2021.3103802

Using a Cellular Automata-Markov Model to Reconstruct Spatial Land-Use Patterns in Zhenlai County, Northeast China

Yuanyuan Yang, Shuwen Zhang, Jiuchun Yang, Xiaoshi Xing et al. • Energies (2015)

Decadal to centennial land use and land cover change has been consistently singled out as a key element and an important driver of global environmental change, playing an essential role in balancing energy use. Understanding long-term human...

DOAJ Open Access (DOAJ) DOI: 10.3390/en8053882

From plants to patterns: Constructing a comprehensive online strontium isoscape for Belgium (IsoBel) using high density grid mapping

Amanda Sengeløv, Giacomo Capuzzo, Sarah Dalle, Hannah F. James et al. • Geoderma (2025)

Understanding the spatial distribution of strontium isotopes in plants or other archives within a region is crucial for various fields, including archaeology, environmental studies, food sciences and forensic science. This study aims to cre...

DOAJ Open Access (DOAJ) DOI: 10.1016/j.geoderma.2024.117123

Geographic Object-Based Image Analysis Framework for Mapping Vegetation Physiognomic Types at Fine Scales in Neotropical Savannas

Fernanda F. Ribeiro, Dar A. Roberts, Laura L. Hess, Frank W. Davis et al. • Remote Sensing (2020)

Regional maps of vegetation structure are necessary for delineating species habitats and for supporting conservation and ecological analyses. A systematic approach that can discriminate a wide range of meaningful and detailed vegetation cla...

DOAJ Open Access (DOAJ) DOI: 10.3390/rs12111721

Digital Twin-based Framework for Heat Stress Calculation

I. Cárdenas-León, R. Morales-Ortega, M. Koeva, F. Atún et al. • ISPRS Annals of the Photogrammetry, Remote Sensing and Spatial Information Sciences (2024)

According to the KNMI Klimaatsignaal’21, the average surface temperature in The Netherlands has increased by 2.3°C between 1901 and 2020. Moreover, The Netherlands is also experiencing more frequent and intense heatwaves. Urban de...

DOAJ Open Access (DOAJ) DOI: 10.5194/isprs-annals-X-4-2024-67-2024

Impact of early life exposure to heat and cold on linguistic development in two-year-old children: findings from the ELFE cohort study

Guillaume Barbalat, Ariane Guilbert, Lucie Adelaïde, Marie-Aline Charles et al. • Environmental Health (2025)

Abstract Background A number of negative developmental outcomes in response to extreme temperature have been documented. Yet, to our knowledge, environmental research has left the question of the effect of temperature on human neurodevelopm...

DOAJ Open Access (DOAJ) DOI: 10.1186/s12940-025-01173-8

A Deep Learning Harmonization of Multi-Vendor MRI for Robust Intervertebral Disc Segmentation

Chaewoo Kim, Sang-Min Park, Sanghoon Lee, Deukhee Lee • IEEE Access (2024)

Magnetic resonance imaging (MRI) provides enhanced soft tissue contrast and high spatial resolution. However, the relationship between intensity values among soft tissues in MRI is inconsistent, even when obtained under the same conditions ...

DOAJ Open Access (DOAJ) DOI: 10.1109/ACCESS.2024.3360272

Prior Season Crop Type Masks for Winter Wheat Yield Forecasting: A US Case Study

Inbal Becker-Reshef, Belen Franch, Brian Barker, Emilie Murphy et al. • Remote Sensing (2018)

Monitoring and forecasting crop yields is a critical component of understanding and better addressing global food security challenges. Detailed spatial information on crop-type distribution is fundamental for in-season crop condition monito...

DOAJ Open Access (DOAJ) DOI: 10.3390/rs10101659