Reset
Showing 20 of 23,220 academic articles

The effects of anodal transcranial direct current stimulation on psychological factors in athletes: a systematic review and meta-analysis

Mahdi Mollazadeh, Sara Ramezanpour • BMC Psychology (2026)

Abstract Objective Transcranial direct current stimulation (tDCS) is a safe, non-invasive neuromodulation method that delivers a low-intensity, constant direct current through electrodes positioned on the scalp. Therefore, the purpose of th...

DOAJ Open Access (DOAJ) DOI: 10.1186/s40359-026-05000-8

Educational environment perception and cognitive load among physical therapy students during e-learning

Zahid Mehmood, Zubair Ahmad, Asad Ullah, Anam Aftab et al. • The Rehabilitation Journal (2023)

Background: Understanding students' perception of the educational environment and their cognitive load in this context is crucial for optimizing the effectiveness of e-learning platforms. Objective: To compare educational environment perce...

DOAJ Open Access (DOAJ) DOI: 10.52567/trj.v7i02.224

Neural circuitry governing anxious individuals’ mis-allocation of working memory to threat

Daniel M. Stout, Alexander J. Shackman, Walker S. Pedersen, Tara A. Miskovich et al. • Scientific Reports (2017)

Abstract Dispositional anxiety is a trait-like phenotype that confers increased risk for a range of debilitating neuropsychiatric disorders. Like many patients with anxiety disorders, individuals with elevated levels of dispositional anxiet...

DOAJ Open Access (DOAJ) DOI: 10.1038/s41598-017-08443-7

Thematic structure of clinically oriented prefrontal function assessment and intervention research: a keyword network analysis

Jin Seok Oh, Jong Gab Ho, Jin-Hyuck Park • BMC Psychiatry (2026)

Abstract Background The prefrontal cortex (PFC) has been extensively investigated in relation to higher-order cognition, emotional regulation, and behavioural control, particularly within clinically oriented studies addressing psychiatric s...

DOAJ Open Access (DOAJ) DOI: 10.1186/s12888-026-08277-6

Contrast Sensitivity Is Associated With Chorioretinal Thickness and Vascular Density of Eyes in Simple Early-Stage High Myopia

Xinting Liu, Yanli Wang, Xiaoxiao Ying, Fen Zhang et al. • Frontiers in Medicine (2022)

ObjectiveTo evaluate the contrast sensitivity function (CSF), chorioretinal thickness and vascular density as well as their relationships in subjects with simple early-stage high myopia.MethodsEighty-one young subjects were enrolled in this...

DOAJ Open Access (DOAJ) DOI: 10.3389/fmed.2022.847817

Psychological Components of Disease Stigma Across Illnesses: Associations with Cultural and Personal Factors

Shiming Yao, Jiajia Zhu, Yan Mu • Behavioral Sciences (2026)

Understanding public stigma against patients (also known as disease stigma)—negative attitudes or discriminatory responses toward individuals with a disease—is essential for improving health outcomes and fostering inclusive communities. In ...

DOAJ Open Access (DOAJ) DOI: 10.3390/bs16020295

Fertility and Iron Bioaccumulation in <i>Drosophila melanogaster</i> Fed with Magnetite Nanoparticles Using a Validated Method

Fernanda Pilaquinga, Sofía Cárdenas, Doris Vela, Eliza Jara et al. • Molecules (2021)

Research on nanomaterial exposure-related health risks is still quite limited; this includes standardizing methods for measuring metals in living organisms. Thus, this study validated an atomic absorption spectrophotometry method to determi...

DOAJ Open Access (DOAJ) DOI: 10.3390/molecules26092808

Evaluation of microhardness of residual dentin in primary molars following caries removal with conventional and chemomechanical techniques: An In vitro Study

A Shihab Anwar, R Krishna Kumar, V Arun Prasad Rao, N Venugopal Reddy et al. • Journal of Pharmacy and Bioallied Sciences (2017)

Background: Many patients consider removal of caries to be a very unpleasant experience. Removal of caries with conventional drill is considered traumatic mainly due to fear and anxiety of children and their parents. Minimally invasive dent...

DOAJ Open Access (DOAJ) DOI: 10.4103/jpbs.JPBS_148_17

Assessment of role of PPE in preventing the spread of infection among the dental surgeons: A prospective study

S Srinidhi, Sujithraj Stephen, Karthiga Mohankumar, Thomson M D'Cruz et al. • Journal of Pharmacy and Bioallied Sciences (2023)

Although there is easy accessibility of infection control measures and recommendation regarding the PPE, most of the dentists failed to practice appropriate infection control measures. The aim of the current survey was conducted to assess t...

DOAJ Open Access (DOAJ) DOI: 10.4103/jpbs.jpbs_546_22

Identification of Lichen Based on Substrate in Bale Village, Tanantovea District, Donggala Regency

Adrian Adrian, Lilies Lilies, Lestari MP Alibasyah, Bustamin Bustamin et al. • Biology, Medicine & Natural Product Chemistry (2026)

Lichens are associations between fungi and photosynthetic symbionts, such as algae or cyanobacteria, that form stable and specialized thallus structures. The fungi that predominantly compose the lichen body belong to the Ascomycetes, while ...

DOAJ Open Access (DOAJ) DOI: 10.14421/biomedich.2026.151.605-611

1H High Resolution Magic-Angle Coil Spinning (HR-MACS) &#181;NMR Metabolic Profiling of whole Saccharomyces cervisiae cells: A Demonstrative Study

Alan eWong, Celine eBoutin, Pedro M Aguiar • Frontiers in Chemistry (2014)

The low sensitivity of Nuclear Magnetic Resonance (NMR) is its prime shortcoming compared to other analytical methods for metabolomic studies. It relies on large sample volume (30–50 µl for HR-MAS) for rich metabolic profiling, hindering hi...

DOAJ Open Access (DOAJ) DOI: 10.3389/fchem.2014.00038

1,1-Dimethylbiguanidium(2+) dinitrate

Michaela Fridrichov&amp;#225;, Ivana C&amp;#237;sa&amp;#345;ov&amp;#225;, Ivan N&amp;#283;mec • Acta Crystallographica Section E (2012)

In the crystal structure of the title compound, C4H13N52+&amp;#183;2NO3&amp;#8722;, the main intermolecular interactions are the N&amp;#8212;H...O hydrogen bonds between the cationic amino groups and the O atoms of the nitrate ions. All ami...

DOAJ Open Access (DOAJ) DOI: 10.1107/S1600536811051105

The Effect of Different Accelerators on the Vulcanization of EPDM Rubber

Murat Teker, Ayşe Usluoğlu, Esra Öztürk • Journal of the Turkish Chemical Society, Section A: Chemistry (2024)

: EPDM (ethylene propylene diene monomer) is a type of synthetic rubber. The products of rubber have great importance in every part of life. EPDM rubber has high tensile strength, high tension, toughness, and is weather resistant. Therefore...

DOAJ Open Access (DOAJ) DOI: 10.18596/jotcsa.1416132

Glass-fiber catalysts for selective catalytic reduction of nitrogen oxides by CO and hydrocarbons

K. Golyashova, N. Glazov, S. Lopatin, A. Zagoruiko • Catalysis Communications (2023)

Glass-fiber catalysts (GFCs) are investigated in the process of the catalytic reduction of nitrogen oxides by hydrocarbons and carbon monoxide contained in waste and flue gases. Studies show that the platinum-based GFCs prepared by surface ...

DOAJ Open Access (DOAJ) DOI: 10.1016/j.catcom.2023.106765

Characterization of thermally treated polypropylene powders with wide sintering window for powder bed fusion of polymers

Xiaodi Gong, Xia Gao, Ning Yu, Daijun Zhang et al. • Polymer Testing (2021)

One key issue restricting semi-crystalline polymers to be widely applied in powder bed fusion (PBF) of polymers is lack of good powder processability, especially a wide sintering window. In this work, a thermal treatment method with mixed d...

DOAJ Open Access (DOAJ) DOI: 10.1016/j.polymertesting.2021.107078