Reset
Showing 20 of 1,679 academic articles

The effect of 8 weeks of whole body vibration training on static balance and explosive strength of lower limbs in physical education students

George Dallas, Alexandros Mavvidis, Paschalis Kirialanis, Sotiris Papouliakos • Acta Gymnica (2017)

Background: It has been shown that whole body vibration training has an effect on strength and balance in athletes of various sports.Objective: The purpose of the study was to examine the effect of 8 weeks of Whole Body Vibration (WBV) trai...

DOAJ Open Access (DOAJ) DOI: 10.5507/ag.2017.018

Effects of Interval Training Under Hypoxia on Hematological Parameters, Hemodynamic Function, and Endurance Exercise Performance in Amateur Female Runners in Korea

Hun-Young Park, Hun-Young Park, Won-Sang Jung, Won-Sang Jung et al. • Frontiers in Physiology (2022)

Interval training under hypoxia (IHT) is commonly used to enhance endurance exercise performance. However, previous studies examining hematologic changes related to the immune system that affect health and conditioning are lacking. This stu...

DOAJ Open Access (DOAJ) DOI: 10.3389/fphys.2022.919008

Children’s memory “in the wild”: examining the temporal organization of free recall from a week-long camp at a local zoo

Thanujeni Pathman, Lina Deker, Puneet Kaur Parmar, Mark Christopher Adkins et al. • Cognitive Research (2023)

Abstract Free-recall paradigms have greatly influenced our understanding of memory. The majority of this research involves laboratory-based events (e.g., word lists) that are studied and tested within minutes. This literature shows that adu...

DOAJ Open Access (DOAJ) DOI: 10.1186/s41235-022-00452-z

Exercise Training and Circulating Small Extracellular Vesicles: Appraisal of Methodological Approaches and Current Knowledge

Ian A. J. Darragh, Lorraine O’Driscoll, Lorraine O’Driscoll, Lorraine O’Driscoll et al. • Frontiers in Physiology (2021)

In response to acute exercise, an array of metabolites, nucleic acids, and proteins are enriched in circulation. Collectively termed “exercise factors,” these molecules represent a topical area of research given their speculated contributio...

DOAJ Open Access (DOAJ) DOI: 10.3389/fphys.2021.738333

Enteric Coating Enhances the Biopharmaceutical Performance of a Silica–Lipid Formulation of Abiraterone Acetate

Ali Taheri, Ruba Almasri, Anthony Wignall, Felicia Feltrin et al. • Pharmaceutics (2025)

Background/Objectives: Lipid-based formulations are widely used to enhance the oral bioavailability of poorly water-soluble drugs. However, for weakly basic drugs with higher solubility under acidic conditions, precipitation and recrystalli...

DOAJ Open Access (DOAJ) DOI: 10.3390/pharmaceutics17101289

Photovoltaic Performance of Pin Junction Nanocone Array Solar Cells with Enhanced Effective Optical Absorption

Jinnan Zhang, Lingmei Ai, Xin Yan, Yao Wu et al. • Nanoscale Research Letters (2018)

Abstract The photovoltaic performance of axial and radial pin junction GaAs nanocone array solar cells is investigated. Compared with the cylinder nanowire arrays, the nanocone arrays not only improve the whole optical absorption but more i...

DOAJ Open Access (DOAJ) DOI: 10.1186/s11671-018-2727-7

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

Simulation Study of the Double-Gate Tunnel Field-Effect Transistor with Step Channel Thickness

Maolin Zhang, Yufeng Guo, Jun Zhang, Jiafei Yao et al. • Nanoscale Research Letters (2020)

Abstract Double-gate tunnel field-effect transistor (DG TFET) is expected to extend the limitations of leakage current and subthreshold slope. However, it also suffers from the ambipolar behavior with the symmetrical source/drain architectu...

DOAJ Open Access (DOAJ) DOI: 10.1186/s11671-020-03360-7

Simulation of the synergistic effect of multiple operation parameters on cavity soliton in nonlinear fiber resonator

Haiyang Liu, Zhe Li, Zeqiu Hu, Lu Liu et al. • Results in Physics (2024)

All optical soliton communication is a new generation of ultra-long distance and ultra-high speed optical fiber communication technology. Optical cavity solitons (CSs), whose pulse property is unique, have shown great potentials in optical ...

DOAJ Open Access (DOAJ) DOI: 10.1016/j.rinp.2024.107821

High performance thin-film lithium niobate modulator on a silicon substrate using periodic capacitively loaded traveling-wave electrode

Gengxin Chen, Kaixuan Chen, Ranfeng Gan, Ziliang Ruan et al. • APL Photonics (2022)

Thin-film lithium niobate (TFLN) based traveling-wave modulators maintain simultaneously excellent performances, including large modulation bandwidth, high extinction ratio, low optical loss, and high modulation efficiency. Nevertheless, th...

DOAJ Open Access (DOAJ) DOI: 10.1063/5.0077232

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

Diagnosis of winter precipitation types using the spectral bin model (version 1DSBM-19M): comparison of five methods using ICE-POP 2018 field experiment data

W. Bang, J. T. Carlin, K. Kim, A. V. Ryzhkov et al. • Geoscientific Model Development (2025)

Winter precipitation types (WPTs) are controlled by many factors, including thermodynamic and microphysical processes. Therefore, realistically simulating interactions between precipitation particles and the atmosphere is important when dia...

DOAJ Open Access (DOAJ) DOI: 10.5194/gmd-18-3559-2025

Earnings management and performance of acquiring companies in mergers and acquisitions in Brazil

Elizio Marcos dos Reis, Wagner Moura Lamounier • Revista Contabilidade & Finanças (2026)

ABSTRACT This article investigated whether the economic and market performance of Brazilian companies after mergers and acquisitions (M&As) was influenced by earnings management (EM) practices adopted before these operations. Domestic empir...

DOAJ Open Access (DOAJ) DOI: 10.1590/1808-057x20262462.en