Reset
Showing 20 of 1,492 academic articles

MFEFNet: An Efficient Network for Infrared Small Target Detection With Multiview Feature Extraction and Multiscale Attention Fusion

Liu Zhang, Zongchen Zhao, Xueying Lv, Xuanyun Zhang et al. • IEEE Journal of Selected Topics in Applied Earth Observations and Remote Sensing (2026)

Infrared small target detection (IRSTD) remains a core challenge in remote sensing, mainly due to low signal-to-noise ratios, small target sizes, background interference, and large-scale variations. Although existing methods have achieved p...

DOAJ Open Access (DOAJ) DOI: 10.1109/JSTARS.2026.3685006

Integrated geochemical evaluation of hydrocarbon source potential in late quaternary sediments of the Nkhata basin, Malawi

Luzana Kamtangwala, Solomon Adeniyi Adekola, Jerome Edafe Asedegbega • Discover Geoscience (2025)

Abstract The Nkhata basin located in the central part of the Malawi rift consists of Late Quaternary (Chibanian to present;  6.02 wt% and S2 > 25.55 mg HC/g rock; 1 C: TOC up to 6.16 wt%, S2 up to 56.9 mg HC/g rock). The sediments were domi...

DOAJ Open Access (DOAJ) DOI: 10.1007/s44288-025-00267-7

Turbulence properties and kinetic signatures of electrons in Kelvin-Helmholtz waves during a geomagnetic storm

Harsha Gurram, Harsha Gurram, Jason R. Shuster, Li-Jen Chen et al. • Frontiers in Astronomy and Space Sciences (2026)

The Kelvin–Helmholtz instability (KHI), in its nonlinear phase, plays a significant role in transporting solar-wind plasma into Earth’s magnetosphere. This study investigates the turbulence properties and reconnection signatures observed at...

DOAJ Open Access (DOAJ) DOI: 10.3389/fspas.2026.1788081

top-ii-vol: Massively Parallel Scalable Meshing for Seismic Risk Assessment of Nuclear Sites

Badri M.A., Bourcier C., Foerster E. • EPJ Web of Conferences (2024)

High performance computing is widely used for conducting high-resolution geophysics Finite Element Method (FEM) simulations. These simulations are crucial for risk assessment at nuclear sites and help gain deeper insights into underlying ph...

DOAJ Open Access (DOAJ) DOI: 10.1051/epjconf/202430205007

The mechanism of excavation-induced rockbursts in ultra-thick soft-hard composite coal seams at shallow depths: an experimental study

Gaoang Wang, Sitao Zhu, Fuxing Jiang, Jinhai Liu et al. • Geomechanics and Geophysics for Geo-Energy and Geo-Resources (2026)

Abstract Ultra-thick soft-hard (UTSH) composite coal seams, composed of alternating layers of soft and hard coal, frequently experience severe rockburst accidents during roadway excavation under shallow burial depths (...

DOAJ Open Access (DOAJ) DOI: 10.1007/s40948-025-01007-4

Green synthesis of silver nanoparticles using terrestrial fern (Gleichenia Pectinata (Willd.) C. Presl.): characterization and antimicrobial studies

Abiola Grace Femi-Adepoju, Adewumi Oluwasogo Dada, Kabir Opeyemi Otun, Adeyinka Olufemi Adepoju et al. • Heliyon (2019)

Novel silver nanoparticles from Gleichenia Pectinata (Willd.) C. Presl. was synthesized. A combination of spectroscopic and microscopic techniques were utilized to characterize the newly synthesized Gleichenia Pectinata Silver Nanoparticles...

DOAJ Open Access (DOAJ) DOI: 10.1016/j.heliyon.2019.e01543

Dehydrins in the adaptation of common pine and Siberian spruce to growing conditions during vegetation period

N. E. Korotaeva, M. V. Ivanova, G. G. Suvorova, G. B. Borovskii • Сибирский лесной журнал (2020)

The role of stress proteins in the formation of plant adaptability to environmental conditions has not yet been fully revealed. To identify the role of dehydrins (DH) in the strategy of biochemical adaptation in species occupying different ...

DOAJ Open Access (DOAJ) DOI: 10.15372/SJFS20200605

Phytochemical Composition and Antibacterial Activity of <i>Barleria albostellata</i> C.B. Clarke Leaf and Stem Extracts

Serisha Gangaram, Yougasphree Naidoo, Yaser Hassan Dewir, Moganavelli Singh et al. • Plants (2023)

Barleria albostellata (Acanthaceae) is a shrub located in South Africa and is relatively understudied. However, plants within this genus are well known for their medicinal and ethnopharmacological properties. This study aimed to characteris...

DOAJ Open Access (DOAJ) DOI: 10.3390/plants12132396

Endophyte <i>Bacillus vallismortis</i> BL01 to Control Fungal and Bacterial Phytopathogens of Tomato (<i>Solanum lycopersicum</i> L.) Plants

Vladimir K. Chebotar, Maria S. Gancheva, Elena P. Chizhevskaya, Anastasia V. Erofeeva et al. • Horticulturae (2024)

Some strains of Bacillus vallismortis have been reported to be efficient biocontrol agents against tomato pathogens. The aim of our study was to assess the biocontrol ability of the endophytic strain BL01 Bacillus vallismortis through in vi...

DOAJ Open Access (DOAJ) DOI: 10.3390/horticulturae10101095

DNA barcoding and phylogenetic insights into the selected endemic flora of the Western Himalayas

Shakila Umer, Khushi Muhammad, Sajjad Sajjad, Latifa AlHusnain et al. • Scientific Reports (2026)

Abstract The Himalayan region is recognized as one of the world’s major biodiversity hotspots due to its remarkable altitudinal variation, high species richness, and exceptional endemism. Despite its ecological significance, the endemic flo...

DOAJ Open Access (DOAJ) DOI: 10.1038/s41598-026-52399-6

New hydroperoxylated and 20,24-epoxylated dammarane triterpenes from the rot roots of Panax notoginseng

Jia-Huan Shang, Wen-Jie Sun, Hong-Tao Zhu, Dong Wang et al. • Journal of Ginseng Research (2020)

Background: Root rot is a serious destructive disease of Panax notoginseng, a famous cultivated araliaceous herb called Sanqi or Tianqi in Southwest China. Methods: The chemical substances of Sanqi rot roots were explored by chromatographic...

DOAJ Open Access (DOAJ) DOI: 10.1016/j.jgr.2019.01.008

Estimating climate-induced ‘Nowhere to go’ range shifts of the Himalayan Incarvillea Juss. using multi-model median ensemble species distribution models

Santosh Kumar Rana, Hum Kala Rana, Dong Luo, Hang Sun • Ecological Indicators (2021)

Global climate change threatens the range and resilience of species in the major biodiversity, particularly those in mountain regions. As the climatic conditions at high altitudes becomes suitable for colonization, many alpine plants experi...

DOAJ Open Access (DOAJ) DOI: 10.1016/j.ecolind.2020.107127

Assessment of the Nutritional and Medicinal Potential of Tubers from Hairy Stork’s-Bill (<i>Erodium crassifolium</i> L ’Hér), a Wild Plant Species Inhabiting Arid Southeast Mediterranean Regions

Shabtai Cohen, Hinanit Koltai, Gopinath Selvaraj, Moran Mazuz et al. • Plants (2020)

Emerging needs for diversifying human diet and to explore novel therapeutic procedures have led to increasing attempts to retrieve traditional nourishments and recruit beneficial wild plant species. Species of the genus Erodium (Geraniaceae...

DOAJ Open Access (DOAJ) DOI: 10.3390/plants9091069

Elucidating the functions of fabF1 and fabF2 in Pseudomonas aeruginosa: implications for fatty acid metabolism and pathogenicity

Zhe Hu, Junfei Yu, Mengchen Li, Xiangru Liu et al. • BMC Microbiology (2026)

Abstract Background Pseudomonas aeruginosa is an opportunistic pathogen responsible for severe infections in immunocompromised individuals, including burn patients and those with cystic fibrosis. β-Ketoacyl-ACP synthases play essential role...

DOAJ Open Access (DOAJ) DOI: 10.1186/s12866-026-04824-z

Distinct Infection Mechanisms of <i>Rhizoctonia solani</i> AG-1 IA and AG-4 HG-I+II in <i>Brachypodium distachyon</i> and Barley

Niranjan Mahadevan, Rozi Fernanda, Yusuke Kouzai, Natsuka Kohno et al. • Life (2025)

Rhizoctonia solani is a basidiomycete phytopathogenic fungus that causes rapid necrosis in a wide range of crop species, leading to substantial agricultural losses worldwide. The species complex is divided into 13 anastomosis groups (AGs) b...

DOAJ Open Access (DOAJ) DOI: 10.3390/life15020235

Identification and functional characterization of the MYB transcription factor GmMYBLJ in soybean leaf senescence

Guohua Bao, Xiao Xu, Jing Yang, Juanjuan Liu et al. • Frontiers in Plant Science (2025)

Leaf senescence is an important agronomic trait that significantly influences the quality and yield of soybeans. v-Myb avian myeloblastosis viral oncogene homolog (MYB) transcription factors are considered crucial regulators governing leaf ...

DOAJ Open Access (DOAJ) DOI: 10.3389/fpls.2025.1533592

Enset Bacterial Wilt (Xanthomonas vasicola pv. musacearum): Farmer Perspectives, Physicochemical Characterization, and Phenotypic Variation Among Strains

Tafesse Kibatu, Sebsebe Demissew, Diriba Muleta, Getahun Haile et al. • Advances in Agriculture (2025)

Enset is a staple food for approximately 25% of Ethiopia’s population. It is threatened by a range of biotic and abiotic stress, of which bacterial wilt is the most significant. This study investigated the enset bacterial wilt (EBW) status ...

DOAJ Open Access (DOAJ) DOI: 10.1155/aia/4483050