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IWORMLF: Improved Invasive Weed Optimization With Random Mutation and Lévy Flight for Beam Pattern Optimizations of Linear and Circular Antenna Arrays

Tingting Zheng, Yanheng Liu, Geng Sun, Lin Zhang et al. • IEEE Access (2020)

The beam pattern synthesis of antenna arrays is one of the most significant optimization problems in the electromagnetics community, and it affects the performance of wireless communication systems. In this article, we formulate the beam pa...

DOAJ Open Access (DOAJ) DOI: 10.1109/ACCESS.2020.2968476

Optimal Trend Labeling in Financial Time Series

Tomislav Kovacevic, Andro Mercep, Stjepan Begusic, Zvonko Kostanjcar • IEEE Access (2023)

Predicting asset price trends is often posed as a classification problem, where trends are classified as positive or negative. Since asset price series are noisy and volatile, it is difficult to distinguish true trends from short-term fluct...

DOAJ Open Access (DOAJ) DOI: 10.1109/ACCESS.2023.3303283

Deep neural network-based prediction of tsunami wave attenuation by mangrove forests

Didit Adytia, Dede Tarwidi, Deni Saepudin, Semeidi Husrin et al. • MethodsX (2024)

The goal of this research is to develop a model employing deep neural networks (DNNs) to predict the effectiveness of mangrove forests in attenuating the impact of tsunami waves. The dataset for the DNN model is obtained by simulating tsuna...

DOAJ Open Access (DOAJ) DOI: 10.1016/j.mex.2024.102791

Identification of Interfunctional Coordination Items Important for Business Performance of SMEs

Zuzana Hübnerová, Eva Tomášková, Josef Bednář • Acta Universitatis Agriculturae et Silviculturae Mendelianae Brunensis (2020)

This paper provides a deeper analysis of the relationships between interfunctional coordination (IFC) and business performance (BP). IFC is studied in many fields such as marketing, management, logistics, informatics or human resources. The...

DOAJ Open Access (DOAJ) DOI: 10.11118/actaun202068010169

Evaluating the Suitability of the Simplified Pairs Trading Strategy for Short-term Equity Market Trading

Julija Mosina, Grigorij Žilinskij • Comparative Economic Research (2025)

Pairs trading has been a successful tool for traders since its inception in the 1980s and has evolved significantly with the introduction of algorithmic, machine, and AI trading. This evolution has compli­cated the implementation of this st...

DOAJ Open Access (DOAJ) DOI: 10.18778/1508-2008.28.20

Microwave assisted synthesis and characterisation of a zinc oxide/tobacco mosaic virus hybrid material. An active hybrid semiconductor in a field-effect transistor device

Shawn Sanctis, Rudolf C. Hoffmann, Sabine Eiben, Jörg J. Schneider • Beilstein Journal of Nanotechnology (2015)

Tobacco mosaic virus (TMV) has been employed as a robust functional template for the fabrication of a TMV/zinc oxide field effect transistor (FET). A microwave based approach, under mild conditions was employed to synthesize stable zinc oxi...

DOAJ Open Access (DOAJ) DOI: 10.3762/bjnano.6.81

Transcutaneous permeation enhancer complex for polymer-based transdermal patches

E. G. Kuznetsova, L. A. Salomatina, O. M. Kuryleva, Yu. B. Basok et al. • Вестник трансплантологии и искусственных органов (2025)

Selecting a permeation enhancer complex (PEC) for inclusion in a matrix-type transdermal patch (TP) is a primary task in creating a new dosage form with percutaneous administration. Objective: to develop a biologically safe PEC capable of r...

DOAJ Open Access (DOAJ) DOI: 10.15825/1995-1191-2025-1-188-197

Scalable micro/nanostructured superhydrophobic surface modifications for enhanced energy efficiency and heat transfer performance in stainless steel and titanium

Younghun Shin, Kwon-Yeong Lee, Jeong-Won Lee, Woonbong Hwang • Materials Research Express (2023)

Condensation refers to the change of a substance from a gaseous phase to a liquid phase, an example of which is the condensation of water vapor in nature. Condensation is used in many industries, such as energy generation and seawater desal...

DOAJ Open Access (DOAJ) DOI: 10.1088/2053-1591/ace23a

Experimental studies of the influence of the characteristics of the metal bond coat on the durability of the heat-protective coating of the turbine blades of a gas turbine engine

E. V. Samoilenko, V. G. Ugreninov, V. V. Shestakov • Научный вестник МГТУ ГА (2025)

The service life of gas turbine engine (GTE) turbine blades with thermal barrier coatings (TBC) depends on many factors, including the composition, structure and properties of the metal bond coating (MB). The positive effect of using TBC is...

DOAJ Open Access (DOAJ) DOI: 10.26467/2079-0619-2025-28-5-41-49

Development and validation of the Customer Engagement Orientation scale: Assessing firms’ customer engagement orientation and its impact on performance

Katarzyna Żyminkowska, Izabela Kowalik, Agnieszka Pleśniak • Entrepreneurial Business and Economics Review (2025)

Objective: The article aims to develop and validate a new scale – Customer Engagement Orientation (CENOR) – to measure a firm’s customer engagement orientation and to provide evidence of its impact on firm performance. Although customer eng...

DOAJ Open Access (DOAJ) DOI: 10.15678/EBER.2025.130302

The Application of Food-Grade Chemical Treatment and Its Effect on the Mechanical Performance Characteristics of Ham Nets

Md. Al-Amin, Charles Freeman, Wes Schilling, Catherine Black et al. • Eng (2021)

This study involves the use of food-grade chemicals in the integrated pest management of dry-cured ham through the use of 100% polyester weft knitted mesh nets, an idea that was derived from a previously published study in the literature. T...

DOAJ Open Access (DOAJ) DOI: 10.3390/eng2040029

Design and characterize of kirigami-inspired springs and the application in vertebrae exoskeleton for adolescent idiopathic scoliosis brace treatment

Qiwen Emma Lei, Jing Shu, Junming Wang, Hoi Yan Cheung et al. • Frontiers in Mechanical Engineering (2023)

Adolescent idiopathic scoliosis is a common condition that affects children between the age of 10 and young adulthood. Rigid brace treatment is an effective treatment to control the progression of spinal deformity. However, it limits mobili...

DOAJ Open Access (DOAJ) DOI: 10.3389/fmech.2023.1152930

From ideation to execution: Unleashing the power of generative AI in modern digital marketing and customer engagement- A systematic literature review and case study

Sayeed Salih, Omayma Husain, Refan Mohamed Almohamedh, Hayfaa tajelsier et al. • Array (2026)

Generative Artificial Intelligence (GAI) is revolutionizing digital marketing by auto-content creation, personalized customer experience, and data-driven decisions. This study conducts a systematic literature review and case study analysis ...

DOAJ Open Access (DOAJ) DOI: 10.1016/j.array.2025.100630

Uncovering Psychographic Segments in Indonesia’s Modest-Fashion Market Using VALS and K‑Means Clustering

Diva Putri Pradani, Yati Rohayati, Tiara Verita Yastica • Indonesian Journal of Business and Entrepreneurship (2026)

Background: The Muslim fashion industry in Indonesia continues to expand rapidly, reflecting the dynamic intersection between cultural values and global-style trends. However, many small and medium-sized enterprises (SMEs) still rely on con...

DOAJ Open Access (DOAJ) DOI: 10.17358/ijbe.12.1.125