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Academic Articles & Research Papers
Showing 20 of 7,342 academic articles
Danga Rallet, Abba Paltahe, Cornelius Tsamo, Benoît Loura • Heliyon
(2022)
In this work, Clay-Biochar composite was synthesized from local Clay and local cotton wood, and applied for removal of glyphosate from aqueous solutions by adsorption. The Clay, Biochar and Clay-Biochar composite were characterized using X-...
DOAJ
Open Access (DOAJ)
DOI: 10.1016/j.heliyon.2022.e09112
Nur Fariha Amir, Aslizah Mohd-Aris, Tuan Norhafizah Tuan-Zakaria, Noor Azrimi Umor et al. • Heliyon
(2025)
Background: Volvariella volvacea is a highly nutritious edible mushroom grown mainly in Southeast Asian countries. However, the low yield of V. volvacea has discouraged farmers from engaging in its production. Objective: The study was condu...
DOAJ
Open Access (DOAJ)
DOI: 10.1016/j.heliyon.2025.e42572
Vowles Kjell, Hultman Martin • Nordic Journal of Media Studies
(2021)
The final years of the 2010s marked an upturn in coverage on climate change. In Sweden, legacy media wrote more on the issue than ever before, especially in connection to the drought and wildfires in the summer of 2018 and the Fridays for F...
DOAJ
Open Access (DOAJ)
DOI: 10.2478/njms-2021-0005
Monireh Mahmoodi, Elham Shojafar, Maryam Dastjani-Farahani • Reproduction and Fertility
(2025)
The sperm freezing–thawing procedure is the most commonly used technique in clinics to preserve male fertility before any pathological destruction of the testis. Therefore, most studies are currently focused on optimizing this method to ach...
DOAJ
Open Access (DOAJ)
DOI: 10.1530/RAF-24-0056
ZHOU Tao;TANG Jianyu;ZHANG Fan;LIU Wenbin • Yuanzineng kexue jishu
(2022)
The movement and deposition of nanoparticles in supercritical carbon dioxide is a current international frontier subject. In the development of new nuclear reactors, using supercritical carbon dioxide Brayton cycle instead of traditional st...
DOAJ
Open Access (DOAJ)
Yulia M. T. A. Putri, Muhammad I. Syauqi, Isnaini Rahmawati, Aliyah Aliyah et al. • ChemElectroChem
(2024)
Abstract The growing demand for sustainable energy sources has spurred significant studies to optimize the potency of fuel cell technology. Direct urea fuel cell (DUFC) has gained attention due to their energy density, eco‐friendliness, and...
DOAJ
Open Access (DOAJ)
DOI: 10.1002/celc.202300637
Condro Kartiko • Jurnal Nasional Teknik Elektro dan Teknologi Informasi
(2019)
The rapid growth of the world of information technology has an impact on the spread of the amount of software. Software maintenance is needed to support the quality of software. Software quality can be measured in terms of product and proce...
DOAJ
Open Access (DOAJ)
DOI: 10.22146/jnteti.v8i1.485
Aghil Asadi, Mohsen Najafi, Hossien Bouhnedi, Mehdi Haji Bagherian • علوم و تکنولوژی پلیمر
(2021)
Hypothesis: The volume of studies conducted on biopolymeric materials emphasizes the high-consumption of polymers in biomaterial fields, especially in cosmetics industry which must be resistant to different kinds of microorganisms and bacte...
DOAJ
Open Access (DOAJ)
DOI: 10.22063/jipst.2021.1779
Seyedkamal Vaezi, Mohammad Pedrami • پژوهشنامه روانشناسی مثبت
(2025)
This study aimed to systematically synthesize and prioritize the main factors influencing university students’ happiness and well-being. Employing a rigorous qualitative methodology based on interpretive meta-synthesis, the research compreh...
DOAJ
Open Access (DOAJ)
DOI: 10.22108/ppls.2026.142544.2560
Guangwen Song, Jiajun Liang, Linlin Wu, Lin Liu et al. • ISPRS International Journal of Geo-Information
(2025)
In recent years, there has been a sharp increase in the number of online fraud cases. However, research on crime geography has paid little attention to online crimes, especially to the influencing factors behind their spatial distributions....
DOAJ
Open Access (DOAJ)
DOI: 10.3390/ijgi14040151
Haller Bernhard, Lammel Christoph, Hanssen Henner, Siegrist Monika et al. • BMC Public Health
(2011)
Abstract Background Childhood obesity is not only associated with adult obesity but also with increased risk of adult onset of type 2 diabetes and subsequent coronary heart disease. The potential effects of school-based health intervention ...
DOAJ
Open Access (DOAJ)
DOI: 10.1186/1471-2458-11-258
Geng Wenfei, Mei Erzhao, Wu Wenbing • Jixie chuandong
(2016)
In order to solve the problem of fault diagnosis of marine gear,a method of comparing 2- D slice of tri- coherency coefficients figure under different frequency of vibration is proposed. Through the sampling data of vibration of marine gear...
DOAJ
Open Access (DOAJ)
Nnamdi C. Aronwora, Chibuzo Nwabufo Okwuosa, Jang-Wook Hur • IEEE Access
(2026)
The rate of capacity fade in a lithium-ion battery following a transition to a new discharge current is widely assumed to equal that of a battery that has always operated at the destination current, an implicit premise referred to here as l...
DOAJ
Open Access (DOAJ)
DOI: 10.1109/ACCESS.2026.3732470
Yebing Tian, Chengjin Tian, Sohini Chowdhury, Jinguo Han et al. • Journal of Materials Research and Technology
(2023)
A novel body-armour-like abrasive tool (BAAT) was developed for the high-shear and low-pressure grinding of super alloys with an aim to reduce the ratio of normal force to tangential force. A composite process model was developed based on f...
DOAJ
Open Access (DOAJ)
DOI: 10.1016/j.jmrt.2023.04.205
Vu Duy Quang, Ngo Van Hien • Vietnam Journal of Mechanics
(2011)
In this paper, we present a method, which is based on hybrid automata and Real-Time Unified Modeling Language (UML) to analyze and design the control parts of mechatronic systems with input or output events and signals in order to effective...
DOAJ
Open Access (DOAJ)
DOI: 10.15625/0866-7136/33/3/211
M. Iftakhar Alam, Jafrin Sultana • Austrian Journal of Statistics
(2019)
One of the most challenging tasks in clinical trials is finding the maximum tolerated dose (MTD) to be tested in the next phase. An assurance for the safety of the patients and recommendation of a suitable dose for phase II are the main obj...
DOAJ
Open Access (DOAJ)
DOI: 10.17713/ajs.v48i5.883
Rebecca M. Boys, Ngaio J. Beausoleil, Matthew D. M. Pawley, Katherine E. Littlewood et al. • Royal Society Open Science
(2022)
Management of live cetacean strandings generally focuses on refloating animals, yet there is a lack of scientific data to inform decision-making. Valid indicators that are practical to measure are needed to assess welfare status and surviva...
DOAJ
Open Access (DOAJ)
DOI: 10.1098/rsos.220646
Xuejian Li, Huaqiang Du, Guomo Zhou, Fangjie Mao et al. • GIScience & Remote Sensing
(2023)
Vegetation phenology has long been adapted to environmental change and is highly sensitive to climate change. Shifts in phenology also affect feedbacks of vegetation to environmental factors such as topography and climate by influencing spati...
DOAJ
Open Access (DOAJ)
DOI: 10.1080/15481603.2022.2163575
Qing Zhang, Chunshuo Li, Lina Zhou, Qiaoluan Li • Boundary Value Problems
(2023)
Abstract In this paper, we consider fractional neutral differential equations with multipoint boundary value conditions involving Hadamard derivatives and integrals. We obtain the existence and uniqueness of the solution of the equation by ...
DOAJ
Open Access (DOAJ)
DOI: 10.1186/s13661-023-01697-3
Wuwei Feng, Hongya Chen, Qingping Zou, Di Wang et al. • Energies
(2024)
Wireless monitoring systems for the marine environment are important for rapidly growing subsea developments. The power supply of wireless sensor nodes within the monitoring systems, however, is a major challenge. This study proposes a nove...
DOAJ
Open Access (DOAJ)
DOI: 10.3390/en17040876