Search Results - "Ubaid Ullah"

Rapid Redesign and Bandwidth/Size Tradeoffs for Compact Wideband Circular Polarization Antennas Using Inverse Surrogates and Fast EM-Based Parameter Tuning by Ullah, Ubaid, Koziel, Slawomir, Mabrouk, Ismail Ben

“…Design of compact wideband circularly polarized (CP) antennas is challenging due to the necessity of simultaneous handling of several characteristics…”
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Reduced-cost two-level surrogate antenna modeling using domain confinement and response features by Pietrenko-Dabrowska, Anna, Koziel, Slawomir, Ullah, Ubaid

“…Electromagnetic (EM) simulation tools have become indispensable in the design of contemporary antennas. Still, the major setback of EM-driven design is the…”
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Quantum Machine Learning Revolution in Healthcare: A Systematic Review of Emerging Perspectives and Applications by Ullah, Ubaid, Garcia-Zapirain, Begonya

“…Quantum computing (QC) stands apart from traditional computing systems by employing revolutionary techniques for processing information. It leverages the power…”
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Highly integrable planar-structured printed circularly polarized antenna for emerging wideband internet of things applications in the millimeter-wave band by Ullah, Ubaid, Koziel, Slawomir, Pietrenko-Dabrowska, Anna

“…This paper proposes a numerically and experimentally validated printed wideband antenna with a planar geometry for Internet of Things (IoT) applications. This…”
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Expedited re-design of multi-band passive microwave circuits using orthogonal scaling directions and gradient-based tuning by Koziel, Slawomir, Pietrenko-Dabrowska, Anna, Ullah, Ubaid

“…Geometry scaling of microwave circuits is an essential but challenging task. In particular, the employment of a given passive structure in a different…”
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Reduced-cost microwave modeling using constrained domains and dimensionality reduction by Koziel, Slawomir, Pietrenko-Dabrowska, Anna, Ullah, Ubaid

“…Development of modern microwave devices largely exploits full-wave electromagnetic (EM) simulations. Yet, simulation-driven design may be problematic due to…”
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Enhanced-Performance Circularly Polarized MIMO Antenna With Polarization/Pattern Diversity by Ullah, Ubaid, Mabrouk, Ismail Ben, Koziel, Slawomir

“…Design of a compact wideband circularly polarized (CP) multiple-input multiple-output (MIMO) antenna with polarization diversity is proposed and characterized…”
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Modeling and verification of authentication threats mitigation in aspect-oriented mal sequence woven model by Ullah, Ubaid, Faiz, Rizwan Bin, Haleem, Muhammad

“…The modeling of security threats is equally important as the modeling of functional requirements at the design stage of software engineering. However, unlike…”
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Willingness to communicate in relation to language use among Pakistani undergraduates: A sociocultural perspective by Ubaid, Ubaid Ullah, Ramanair, Joseph, Rethinasamy, Souba

“…This study aimed to investigate English as a second language (ESL) undergraduates’ sociocultural perspective of willingness to communicate (WTC) in English…”
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EM-driven size reduction and multi-criterial optimization of broadband circularly-polarized antennas using pareto front traversing and design extrapolation by Ullah, Ubaid, Al-Hasan, Muath, Koziel, Slawomir, Mabrouk, Ismail Ben

“…Maintaining small size has become an important consideration in the design of contemporary antenna structures. In the case of broadband circularly polarized…”
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Assessment of Drinking Water Sources for Water Quality, Human Health Risks, and Pollution Sources: A Case Study of the District Bajaur, Pakistan by Khan, Muhammad Haya, Nafees, Mohammad, Muhammad, Nisar, Ullah, Ubaid, Hussain, Rahib, Bilal, Muhammad

“…The focus of the present study was to assess the quality of different drinking water sources, impacts of poor water quality on human health, and to apportion…”
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Newly optimized ELISA kit and LAT reveal significantly higher seroprevalence in sheep raised in agro-ecological zone as against range-ecological zone, with a significant association of meteorological parameters by Rahman, Sarfraz Ur, Akbar, Haroon, Shabbir, Muhammad Zubair, Ullah, Ubaid, Rashid, Muhammad Imran

“…Toxoplasma gondii is a zoonotic and foodborne intracellular parasite capable of inducing congenital infections, stillbirths and abortions in humans and…”
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Design of a Coplanar Waveguide-Fed Wideband Compact-Size Circularly Polarized Antenna and polarization-sense alteration by Ullah, Ubaid, Koziel, Slawomir, Pietrenko-Dabrowska, Anna, Mabrouk, Ismail Ben

“…This paper presents the design and validation of a geometrically simple circularly polarized(CP) structure featuring flat gain in the sub-6 GHz 5th generation…”
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PP2A and Its Inhibitors in Helper T-Cell Differentiation and Autoimmunity by Khan, Mohd Moin, Kalim, Ubaid Ullah, Khan, Meraj H, Lahesmaa, Riitta

“…Protein phosphatase 2A (PP2A) is a highly complex heterotrimeric Ser/Thr phosphatase that regulates many cellular processes. The role of PP2A as a tumor…”
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Identifying and Mitigating Phishing Attack Threats in IoT Use Cases Using a Threat Modelling Approach by Abbas, Syed Ghazanfar, Vaccari, Ivan, Hussain, Faisal, Zahid, Shahzaib, Fayyaz, Ubaid Ullah, Shah, Ghalib A., Bakhshi, Taimur, Cambiaso, Enrico

“…Internet of things (IoT) is a technology that enables our daily life objects to connect on the Internet and to send and receive data for a meaningful purpose…”
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Effect of microwave heating on the phenolic and carotenoid composition and antioxidant properties of Momordica charantia by Zeb, Alam, Ullah, Ubaid, Mehmood, Arif

“…L. (MC) is a widely consumed vegetable known for its nutritional benefits, as it is a rich source of carotenoids and phenolic compounds. Various cooking…”
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Prospective Analysis of Relapse Patterns in Clubfoot Treated with The Ponseti Technique in Peshawar, Pakistan by Manzoor, Manzoor, Ullah, Ubaid, Shah, Arif

“…BACKGROUND: Clubfoot relapse is a common occurrence following the Ponseti technique, potentially progressing from flexible to rigid deformity if untreated…”
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Integrating the ESM usage and work engagement for employee agility performance: based on regulatory focus theory by Bao, Yilinna, Zhu, Ye, Kanwal, Shamsa, Ullah, Ubaid

“…This present research aims to clarify the intricate conjunction of enterprise social media (ESM) utilization and employee agility with a main focus on…”
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Designing a multi-epitope construct using immuno-informatic tools to prepare a messenger RNA vaccine against Rhipicephalus microplus ticks by Ullah, Ubaid, Ashraf, Kamran, Shehzad, Wasim, Rashid, Muhammad Imran

“…Background and Aim: Ticks are blood-feeding ectoparasites that transmit pathogens to animals and humans. One of the most important hard ticks in animals is…”
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Distinct cellular immune responses in children en route to type 1 diabetes with different first-appearing autoantibodies by Starskaia, Inna, Valta, Milla, Pietilä, Sami, Suomi, Tomi, Pahkuri, Sirpa, Kalim, Ubaid Ullah, Rasool, Omid, Rydgren, Emilie, Hyöty, Heikki, Knip, Mikael, Veijola, Riitta, Ilonen, Jorma, Toppari, Jorma, Lempainen, Johanna, Elo, Laura L., Lahesmaa, Riitta

“…Previous studies have revealed heterogeneity in the progression to clinical type 1 diabetes in children who develop islet-specific antibodies either to insulin…”
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