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ZAGREB INDICES AND THE THERMAL BEHAVIOR OF STEROIDS: A QUANTITATIVE GRAPH-BASED STUDY

Sarwa Hita, I Gede Adhitya Wisnu Wardhana, Nguyen Dang Hoa Nghiem, Ni Komang Tri Dharmayani • Barekeng (2026)

In mathematical chemistry, graph theory provides a systematic and quantitative framework for understanding the relationship between molecular structure and the physicochemical properties of compounds. This study investigates the correlation...

DOAJ Open Access (DOAJ) DOI: 10.30598/barekengvol20iss4pp2937-2948

Network Analysis for International Relations

Emilie Marie Hafner-Burton, Miles Kahler, Alexander H. Montgomery • International Organization (2009)

International relations research has regarded networks as a particular mode of organization, distinguished from markets or state hierarchies. In contrast, network analysis permits the investigation and measurement of network structures—emer...

OPENALEX Open Access DOI: https://doi.org/10.1017/s0020818309090195

Measurement Errors Arising When Using Distances in Microeconometric Modelling and the Individuals’ Position Is Geo-Masked for Confidentiality

Giuseppe Arbia, Giuseppe Espa, Diego Giuliani • Econometrics (2015)

In many microeconometric models we use distances. For instance, in modelling the individual behavior in labor economics or in health studies, the distance from a relevant point of interest (such as a hospital or a workplace) is often used a...

DOAJ Open Access (DOAJ) DOI: 10.3390/econometrics3040709

The Skew Generalized Secant Hyperbolic Family

Matthias Fischer • Austrian Journal of Statistics (2016)

We introduce a skewness parameter into Vaughan’s (2002) generalized secant hyperbolic (GSH) distribution by means of exponential tilting and develop some properties of the new distribution family. In particular, the moment-generating functi...

DOAJ Open Access (DOAJ) DOI: 10.17713/ajs.v35i4.353

Development and Fit Assessment of Functional Garment for Traditional Birth Attendants in Lagos State

Abiamuwe, N. O, Igbo C. A., Nwaeze, I. B • International Journal of Home Economics, Hospitality and Allied Research (2026)

The study developed and assessed the fit of functional garments for traditional birth attendants in Lagos State. Five research questions guided the study. The study adopted a mixed- method research design that comprises a descriptive surv...

DOAJ Open Access (DOAJ) DOI: 10.57012/ijhhr.v5n1.004

Connectedness of cryptocurrency markets to crude oil and gold: an analysis of the effect of COVID-19 pandemic

Parisa Foroutan, Salim Lahmiri • Financial Innovation (2024)

Abstract The notion that investors shift to gold during economic market crises remains unverified for many cryptocurrency markets. This paper investigates the connectedness between the 10 most traded cryptocurrencies and gold as well as cru...

DOAJ Open Access (DOAJ) DOI: 10.1186/s40854-023-00596-x

Formation of supporting points for production growth based on diversification of the regional industry

Ruzmetov Baxtiyar, Ruzmetov Sherzod, Bakhtiyarov Shakhzod, Dzhumaeva Zulfiya et al. • E3S Web of Conferences (2023)

The article describes production opportunities based on diversification of industry in Khorezm region and ways to form “growth points” in economic sectors of the region. Taking these circumstances into account, “growth points” aimed at the ...

DOAJ Open Access (DOAJ) DOI: 10.1051/e3sconf/202344901001

A Review of Stimuli-Responsive Smart Materials for Wearable Technology in Healthcare: Retrospective, Perspective, and Prospective

Valentina Trovato, Silvia Sfameni, Giulia Rando, Giuseppe Rosace et al. • Molecules (2022)

In recent years thanks to the Internet of Things (IoT), the demand for the development of miniaturized and wearable sensors has skyrocketed. Among them, novel sensors for wearable medical devices are mostly needed. The aim of this review is...

DOAJ Open Access (DOAJ) DOI: 10.3390/molecules27175709

Effect of chemical treatment on the mechanical and thermal performance of flax fiber reinforced aluminium 6082 laminate: a machine learning-enhanced investigation

M. Vinod, B. S. Nithyananda, Shrishail B. Sollapur, Satish Gajbhiv et al. • Scientific Reports (2026)

Abstract This work examined the role of alkaline and epoxy-based surface chemical treatments on the mechanical and thermal properties of flax fiber reinforced Aluminum Alloy 6082 hybrid Fiber Metal Laminates (FMLs), integrated with machine ...

DOAJ Open Access (DOAJ) DOI: 10.1038/s41598-026-58852-w

A study on the flexural behaviour of lightweight concrete beams reinforced with pumice, silica fume and carbon fibers

Guledagudd Chaitali B., Praveen Kannam, Kulkarni Vinayak N. • Journal of the Mechanical Behavior of Materials (2026)

Lightweight aggregate concrete (LWAC) incorporating pumice aggregates offers a sustainable alternative to conventional concrete, enabling a reduced self-weight while maintaining adequate strength and stiffness for structural applications. T...

DOAJ Open Access (DOAJ) DOI: 10.1515/jmbm-2025-0113

Strengthening Crypto-1 Cipher Against Algebraic Attacks

Farah Afianti, Ari M. Barmawi • Journal of ICT Research and Applications (2015)

In the last few years, several studies addressed the problem of data security in Mifare Classic. One of its weaknesses is the low random number quality. This causes SAT solver attacks to have lower complexity. In order to strengthen Crypto-...

DOAJ Open Access (DOAJ) DOI: 10.5614/itbj.ict.res.appl.2015.9.1.5

Upcycling clarified and decolorized red beet waste into a sustainable glucose syrup alternative for ice cream production

Tahra ElObeid, İlyas Atalar, Burcu Tüzün, Ibrahim Palabiyik et al. • Food Chemistry: X (2026)

This study aimed to determine the potential use of the liquid waste (RBLW, ∼12.0°Bx) generated after pigment extraction from industrial red beet (RB) (Beta vulgaris L.) juice concentrate during the production of RB extract powder as an alte...

DOAJ Open Access (DOAJ) DOI: 10.1016/j.fochx.2026.104073

Framework for Enhancing Urban Living Through Sustainable Plant Selection in Residential Green Spaces

Udayasoorian Kaaviya Priya, Ramalingam Senthil • Urban Science (2024)

Residential greening is a critical strategy for mitigating the negative impacts of urbanization on the environment, biodiversity, and human well-being. Proper plant species selection is essential for the success of residential greening proj...

DOAJ Open Access (DOAJ) DOI: 10.3390/urbansci8040235

Manufacturing of a New Generations from the Recycled AL Scrape Reinforced with AL2O3 - GNS Composite Powder by Vortex Technique for Automotive Spare Parts

Fathei Nouh, Omayma El kady, Sabry abdel aziz • International Journal of Industry and Sustainable Development (2024)

This research addresses the urgent challenges facing the materials and metallurgical industries, driving manufacturers to seek innovative solutions for material recycling. Aluminum scrape in used to manufacture a composite material with a h...

DOAJ Open Access (DOAJ) DOI: 10.21608/ijisd.2024.302067.1074