Results 131 to 140 of about 8,144,047 (241)

Wideband U-Shaped Wearable Antenna With Defected Ground Structure for Biomedical Wearables

open access: yesInternational Journal of Antennas and Propagation
This study presents a compact, flexible U-shaped wearable antenna with a defected ground structure (DGS) for biomedical applications. Fabricated on a 1 mm polydimethylsiloxane (PDMS) substrate using conductive adhesive tape, the antenna achieves a wide ...
Sanaa Salama   +4 more
doaj   +1 more source

Navigating Classical and Nonclassical Realms of Nucleation and Crystallization

open access: yesSmall, Volume 22, Issue 50, 7 September 2026.
Classical nucleation and growth theories have long been foundational, yet recent nonclassical concepts have challenged and refined our understanding of solid‐state genesis. This paradigm shift introduced new, often ambiguous vocabulary. Here, we clarify key concepts, correct common misconceptions, and provide a terminological field guide across systems,
Stephan E. Wolf, Peter G. Vekilov
wiley   +1 more source

Sierpinski carpet fractal antenna with u-shape defected ground structure (DGS) / Nur Farahain Mohammed [PDF]

open access: yes, 2014
This work highlights the design and fabrication of Sierpinski Carpet Fractal Antenna with Defected Ground Structure (DGS) at center frequency of 5.8 GHz.
Mohammed, Nur Farahain
core  

Fetal Alcohol Spectrum Disorder Prevalence Studies in School Settings: A Global Systematic Review of Methods, Measures, Strengths and Limitations

open access: yesDrug and Alcohol Review, Volume 45, Issue 6, September 2026.
ABSTRACT Issues Fetal alcohol spectrum disorder (FASD) is a prevalent yet widely underdiagnosed neurodevelopmental condition resulting from prenatal alcohol exposure (PAE). FASD has profound lifelong implications for affected individuals, their caregivers and society.
Robyn McCarthy   +5 more
wiley   +1 more source

Arabidopsis EMB2788/Npa1L1 is critical for pre‐rRNA processing, ribosome biogenesis, and embryo development

open access: yesThe Plant Journal, Volume 127, Issue 5, September 2026.
SUMMARY Ribosome assembly, a fundamental process for cellular functions, requires the precise processing of precursor rRNA (pre‐rRNA) into mature rRNAs, a transformation guided by ribosome biogenesis factors (RBFs). While this process is well characterized in yeast and mammals, the roles of RBFs in pre‐rRNA processing in plants remain poorly understood.
Mei Liu   +11 more
wiley   +1 more source

Diseño de filtros banda rechazada usando Defected Ground Structures (DGS)

open access: yes, 2003
In this paper a type of Defected Ground Structure (DGS) is studied and used to implement filters in microstrip technology. It is first demonstrated that the main parameter which controls its operation is the external perimeter, and that the periodicity is no longer required in order to achieve a filtering response.
Garde Irigoyen, Ieltxu Aitor   +1 more
openaire   +1 more source

Optimasi Antena Mikrostrip Dualband dengan Defected Ground Structured (DGS) untuk Frekuensi 1800 MHz dan 2400 MHz

open access: yes, 2017
In this research are designed and analyzed a dualband microstrip antenna with Defected Ground Structure (DGS) for frequencies 1800 MHz and 2400 MHz. The frequency bands used in this research are 1.6 - 2.6 GHz. The design is done by using AWR Microwave
Adrian, Hynsa
core   +1 more source

Designing Vivaldi antenna with defected ground structure for wireless applications / Muhammad Husaini Zulkifli

open access: yes, 2013
A Vivaldi antenna is fabricated on Rogers Duroid®5870 substrate with Defected Ground Structure on the ground plane. This antenna structure was designed to resonate at 5.28 GHz for Wireless applications.
Zulkifli, Muhammad Husaini
core  

High-Sensitivity Low-Cost 2.61 GHz DGS Sensor for Non-Invasive Glucose Level Monitoring. [PDF]

open access: yesMicromachines (Basel)
Medeiros FLS   +4 more
europepmc   +1 more source

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