Reset
Showing 20 of 369 academic articles

Effects of electron beam welding on the microstructure and impact properties of three reconstituted steels

HU Minglei, HU Bin, ZHANG Wei, LIU Xiaoou et al. • Fenmo yejin jishu (2025)

Specimen reconstitution technology is important for the in-service safety of reactor pressure vessels (RPVs) in nuclear power plants. To verify the feasibility of electron beam welding for the restructured specimens, the electron beam weldi...

DOAJ Open Access (DOAJ) DOI: 10.19591/j.cnki.cn11-1974/tf.2024070004

2D materials-based 3D integration for neuromorphic hardware

Seung Ju Kim, Hyeon-Ji Lee, Chul-Ho Lee, Ho Won Jang • npj 2D Materials and Applications (2024)

Abstract Neuromorphic hardware enables energy-efficient computing, which is essential for a sustainable system. Recently, significant progress has been reported in neuromorphic hardware based on two-dimensional materials. However, tradition...

DOAJ Open Access (DOAJ) DOI: 10.1038/s41699-024-00509-1

Soft x-ray high-harmonic generation in an anti-resonant hollow core fiber driven by a 3 μm ultrafast laser

D. Morrill, W. Hettel, D. Carlson, B. Shearer et al. • APL Photonics (2025)

High-harmonic upconversion driven by a mid-infrared femtosecond laser can generate coherent soft x-ray beams in a tabletop-scale setup. Here, we report on a compact ytterbium-pumped optical parametric chirped pulse amplifier (OPCPA) laser s...

DOAJ Open Access (DOAJ) DOI: 10.1063/5.0292771

Investigation of the Structural, Electrical, and Optical Properties of the Nano-Scale GZO Thin Films on Glass and Flexible Polyimide Substrates

Fang-Hsing Wang, Kun-Neng Chen, Chao-Ming Hsu, Min-Chu Liu et al. • Nanomaterials (2016)

In this study, Ga2O3-doped ZnO (GZO) thin films were deposited on glass and flexible polyimide (PI) substrates at room temperature (300 K), 373 K, and 473 K by the radio frequency (RF) magnetron sputtering method. After finding the depositi...

DOAJ Open Access (DOAJ) DOI: 10.3390/nano6050088

Microstructure and corrosion behavior of SLM–Ti6Al4V with different fabrication angles in F−-containing solutions

Yao WANG, Xiao-ying YAN, Cheng MAN, Hong-wei ZHANG et al. • 工程科学学报 (2021)

Selective laser fusion (SLM) is an emerging 3D printing technology that can greatly shorten the processing cycle and reduce the production cost of medical implants, thus offering broad prospects for application in the biomedical field. In a...

DOAJ Open Access (DOAJ) DOI: 10.13374/j.issn2095-9389.2020.09.29.001

Experimental study on unloading induced shear performances of 3D saw-tooth rock fractures

Qian Yin, Xinxin Nie, Jiangyu Wu, Qi Wang et al. • International Journal of Mining Science and Technology (2023)

A fractal model governing saw-tooth fractures was first introduced to replicate sandstone samples containing an inclined 3D penetrating rough fracture surface with various joint roughness coefficients (JRC). In conventional triaxial compres...

DOAJ Open Access (DOAJ) DOI: 10.1016/j.ijmst.2023.02.002

In silico design of a triple-negative breast cancer vaccine by targeting cancer testis antigens

Sepideh Parvizpour, Jafar Razmara, Mohammad M. Pourseif, Yadollah Omidi • BioImpacts (2019)

Introduction: Triple-negative breast cancer (TNBC) is an important subtype of breast cancer, which occurs in the absence of estrogen, progesterone and HER-2 receptors. According to the recent studies, TNBC may be a cancer testis antigen (CT...

DOAJ Open Access (DOAJ) DOI: 10.15171/bi.2019.06

High-speed nonlinear focus-induced photoresponse in amorphous silicon photodetectors for ultrasensitive 3D imaging applications

Andreas Bablich, Maurice Müller, Paul Kienitz, Rainer Bornemann et al. • Scientific Reports (2022)

Abstract A large and growing number of applications benefit from simple, fast and highly sensitive 3D imaging sensors. The Focus-Induced Photoresponse (FIP) can achieve 3D sensing functionalities by simply evaluating the irradiance dependen...

DOAJ Open Access (DOAJ) DOI: 10.1038/s41598-022-14330-7

Специфика наиболее ранних погребальных обрядов на тихоокеанском побережье Южной Америки и перспективы их изучения

Татьяна Александровна Гаврилина • Гуманитарные исследования в Восточной Сибири и на Дальнем Востоке (2025)

Погребальный обряд является одним из важнейших маркеров, позволяющих наиболее точно и достоверно охарактеризовать особенности мировоззрения представителей древних сообществ. В статье предпринята попытка выявить специфику погребального обряд...

DOAJ Open Access (DOAJ) DOI: 10.24866/1997-2857/2021-2/31-37

Obtaining new resolutions in carnivore tooth pit morphological analyses: A methodological update for digital taphonomy.

Lloyd A Courtenay, Darío Herranz-Rodrigo, Rosa Huguet, Miguel Ángel Maté-González et al. • PLoS ONE (2020)

Modern day investigation in fields of archaeology and palaeontology can be greatly characterised by an exponential growth of integrated new technologies, nevertheless, while these advances are of great significance to multiple lines of rese...

DOAJ Open Access (DOAJ) DOI: 10.1371/journal.pone.0240328

FEAST: JWST Uncovers the Emerging Timescales of Young Star Clusters in M83

Alice Knutas, Angela Adamo, Alex Pedrini, Sean T. Linden et al. • The Astrophysical Journal (2025)

We present JWST NIRCam observations of the emerging young star clusters (eYSCs) detected in the nearby spiral galaxy M83. The NIRcam mosaic encompasses the nuclear starburst, the bar, and the inner spiral arms. The eYSCs, detected in Pa α a...

DOAJ Open Access (DOAJ) DOI: 10.3847/1538-4357/ae018c

SN 2023ixf in M101: Physical Parameters from Bolometric Light Curve Modeling

József Vinkó, Zsófia Réka Bodola, Ákos Gődény, Szelina Fruzsina Csák et al. • The Astrophysical Journal (2025)

We present new photometric observations of the core-collapse supernova SN 2023ixf occurred in M101, taken with the RC 80 and BRC80 robotic telescopes in Hungary. The initial nickel mass from the late-phase bolometric light curve extending u...

DOAJ Open Access (DOAJ) DOI: 10.3847/1538-4357/ae0614

Editorial

Anna Szychta • Zeszyty Teoretyczne Rachunkowości (2025)

Dear Authors and Readers,The closing issue of “Zeszyty Teoretyczne Rachunkowości” (ZTR, “The Theoretical Journal of Accounting”) for 2025, vol. 49, number 4, once again provides an engaging and multidimensional review of contemporary resear...

DOAJ Open Access (DOAJ) DOI: 10.5604/01.3001.0055.5421

Partnership for large and small businesses in the development strategy of the industrialized region

Gennadiy Alexandrovich Gershanok, Dmitriy Gennadyevich Shishkin • Вестник Пермского университета: Серия Экономика (2019)

The article deals with the integration of large and small businesses in order to increase mutual effectiveness. Currently, large business, mainly in form of transnational and national corporations, is the foundation of the economy on a glob...

DOAJ Open Access (DOAJ) DOI: 10.17072/1994-9960-2016-4-140-149

Impact of biomass ash content on biocomposite properties

Xianhui Zhao, Oluwafemi Oyedeji, Erin Webb, Sanjita Wasti et al. • Composites Part C: Open Access (2022)

Owing to its low cost and sustainable nature, lignocellulosic biomass has been utilized for reinforcing polymers, but it is crucial to understand the impact of high-ash concentrations in biomass on composite strength and processing. Biomass...

DOAJ Open Access (DOAJ) DOI: 10.1016/j.jcomc.2022.100319

La citerne el-Nabih à Alexandrie: un exemple d'utilisation de la photogrammétrie, de la lasergrammétrie et du modèle 3D sur un chantier de fouille archéologique

Laurent Borel • Revue Française de Photogrammétrie et de Télédétection (2014)

Parmi les grands réservoirs publics de la fin de la période médiévale, que compte encore la ville d'Alexandrie, l'un d'entre eux fait l'objet d'une étude architecturale et archéologique approfondie. Entreprise en 2003 par le Centre d'Études...

DOAJ Open Access (DOAJ) DOI: 10.52638/rfpt.2013.43

3D NUMERICAL MODEL FOR TERRITORIAL RISK ASSESMENT AFTER TERRORIST ACT

M. M. Biliaiev, I. V. Kalashnikov, I. V. Klimenko, V. A. Kozachyna • Nauka ta progres transportu (2018)

Purpose. A goal of the work is development of 3D numerical model for a territorial risk assessment in a case of a terrorist attack with usage of a chemical agent. Methodology. To describe the process of chemical agent dispersion in the atmo...

DOAJ Open Access (DOAJ) DOI: 10.15802/stp2018/133431

Accuracy Analysis of Convergence Monitoring in Twin-tube Shield Tunnels Using Mobile Laser Scanning

WANG Xinhong, XIA Caichu, HU Guojin, WU Ting et al. • Chengshi guidao jiaotong yanjiu (2025)

[Objective] Mobile 3D laser scanning technology is widely applied in single-tube tunnel monitoring due to its excellent measurement efficiency and high accuracy. However, the application of this technology for deformation monitoring in twin...

DOAJ Open Access (DOAJ) DOI: 10.16037/j.1007-869x.20230782