Results 31 to 40 of about 6,564 (160)

Unifying Concepts in Topology: Analyzing Sg∗‐Open and Sg∗‐Closed Sets in Generalized Primal Topological Spaces

open access: yesJournal of Mathematics, Volume 2026, Issue 1, 2026.
This research introduces the concept of Sg∗‐open and Sg∗‐closed sets within the framework of primal topological spaces, extending the existing body of knowledge in topology. Initially, this paper reviews fundamental topological structures, including open sets, semiopen sets, semistar open sets, and generalized open sets in generalized topological ...
Muhammad Shahbaz   +5 more
wiley   +1 more source

Menorah Review (No. 10, Spring, 1987) [PDF]

open access: yes, 1987
Jews by Birth and Jews by Choice: Conversion in Jewish History -- Modernization Theory and Contemporary Jewish History -- The Language of Extermination -- The Predicate Theology of Judaism -- Streams of Depth -- Noah and ...

core   +1 more source

Experimental investigation of surface activity, micellization behaviour, and enhanced oil recovery performance of saponin‐based green surfactants

open access: yesThe Canadian Journal of Chemical Engineering, Volume 103, Issue 12, Page 5875-5894, December 2025.
This graphical abstract illustrates the steps carried out in the laboratory study, including saponin modification and characterization, surface tension, interfacial tension, contact angle, adsorption, and surfactant injection tests. Abstract In this study, three forms of saponin surfactants extracted from the Camellia sinensis plant (CS1, CS2, and CS3)
Iman Nowrouzi   +2 more
wiley   +1 more source

Crude oil viscosity reduction using TiO2, MgO, and Al2O3 nanoparticles

open access: yesThe Canadian Journal of Chemical Engineering, Volume 103, Issue 12, Page 5860-5874, December 2025.
Summary of the laboratory procedures, viscosity test conditions, obtained results, and viscosity trends based on the investigated parameters. Abstract The viscosity of crude oil plays a crucial role in enhancing oil recovery and flow efficiency within well columns and pipelines.
Iman Nowrouzi   +2 more
wiley   +1 more source

Islam, the Arabs and Umayyad Rulers according to Theophanes the Confessor’s Chronography [PDF]

open access: yes, 2012
Translated by Konrad FigatAs the Chronography of Theophanes the Confessor includes a lot of information about the foreign states and tribes which were connected with the Byzantine Empire.
Cecota, Błażej
core  

Harriss Generalized Kappa Distribution: Statistical Modeling and Practical Applications in Finance and Engineering

open access: yesEngineering Reports, Volume 7, Issue 12, December 2025.
This study introduces the four‐parameter Harris Generalized Kappa Distribution (HGKD), extending the two‐parameter Kappa model to better handle highly skewed data. Key statistical properties such as moments, entropies, and reliability measures are derived, and the model's applicability is demonstrated through real‐world lifetime datasets in finance and
Ogunde Adebisi Ade   +4 more
wiley   +1 more source

Призрак Олега Вещего [PDF]

open access: yes, 2015
Данное исследование - попытка реконструировать реальный образ Олега Вещего, отделив исторические факты от историографических мифов, базирующихся на эпических легендах скандинавского, моравского и хазарско-караимского происхождения, часть которых ...
Войтович, Л.
core   +1 more source

Access and Privacy Control for Healthcare Decision Support System: A Smart Medical Data Exchange Engine (SMDEE)

open access: yesCAAI Transactions on Intelligence Technology, Volume 10, Issue 6, Page 1616-1632, December 2025.
ABSTRACT Secure and automated sharing of medical information among different medical entities/stakeholders like patients, hospitals, doctors, law enforcement agencies, health insurance companies etc., in a standard format has always been a challenging problem. Current methods for ensuring compliance with medical privacy laws require specialists who are
Imran Khan   +5 more
wiley   +1 more source

An Unknown Khazar Document

open access: yesThe Jewish Quarterly Review, 1912
by S. Schechter ; Digitalisiert in Kooperation mit dem YIVO Institute for Jewish Research am Center for Jewish History, NY ; Aus: The Jewish Quarterly Review, new series, vol. 3, no.
openaire   +1 more source

The demographic landscape of Spanish language teaching research: A cross‐national study

open access: yesThe Modern Language Journal, Volume 109, Issue 4, Page 887-914, Winter 2025.
Abstract Engagement with research has long been recognized as a key driver of improved language teaching practices and teachers’ professional growth. Yet, language teaching practitioners often remain distanced from research activities, thus perpetuating a well‐documented gap between research and practice.
Javier Muñoz‐Basols   +2 more
wiley   +1 more source

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