Numerical Approach of the Influence of Geometric Properties on the Absorbing in Photonic Crystal by A. Merabti, A. Hasni, M. Elmir

“…In the proposed study, an investigation has been carried out in order to find a material efficient structure, capable of harnessing maximum solar spectrum. …”
Get full text

L’exploitation du cyberespace dans l’art contemporain autochtone : levier de parole et d’occupation du territoire by Louise VIGNEAULT

“…Here we will thus offer a reflection on the modalities of use of cyber language by artists, and its potential for outreach, empowerment and subversion.…”
Get full text

Two- and Three-Dimensional Fast Intrawall Imaging with Microwave Tomographic Algorithm by Wenji Zhang, Ahmad Hoorfar, Christopher Thajudeen

“…A fast and efficient microwave tomographic algorithm is proposed for 2-D and 3-D real-time intrawall imaging. …”
Get full text

La netnographie d’une communauté en ligne en lutte contre la « censure » sur un forum français populaire by Olivier PERIA

“…Then I discuss several efficient circumvention strategies implemented by the forum’s far-right sub-community to circumvent censorship and how this helps cultivate a collective identity and a sense of belonging to the group. …”
Get full text

Method of Testing of Sound Absorption Properties of Materials Intended for Ultrasonic Noise Protection by Dariusz PLEBAN

“…The absorption coefficient of a material is calculated from the reflection coefficient obtained by reflecting a tone-burst from both a perfectly reflecting panel and a combination of this panel and the sample of the tested material. …”
Get full text

Evolutionary optimisation of pixelated IFA inspired antennas by Dominik Mair, Daniel Baumgarten

“…As pixels the antenna features the exemplary use of Einstein Hat-shaped tiles, enabling the antenna to efficiently utilize space. A with the proposed method optimised antenna is compared to traditional IFA designs and shows improved properties like enhanced antenna gain and efficiency as well as smaller reflection coefficient offering a promising solution for future compact antenna systems in the Internet of Things and beyond. …”
Get full text

Construction of gradient hierarchical and hetero-interfaces structure for ultra-broad microwave absorption by Chunwei Lei, Jian Li, Yuhan Wu, Yu Xie, Yun Ling, Juhua Luo

“…By adjusting the pyrolysis temperature, the sample obtained at 650 ​°C achieved a minimum reflection value (RLmin) of −34.2 ​dB at a matching thickness of 2.6 ​mm, and a maximum effective absorption bandwidth (EAB) of 7.12 ​GHz. …”
Get full text

GPR Diffraction Separation by Incorporating Multilevel Wavelet Transform and Multiple Singular Spectrum Analysis by Haolin Wang, Honghua Wang, Zhiyang Hou, Fei Zhou

“…Compared to plane wave deconstruction (PWD), the proposed MWT-MSSA approach reduces energy loss at the diffraction vertex, decreases residual diffraction energy within the reflection profile, and enhances computational efficiency by approximately 70–80% to facilitate the subsequent subtle imaging.…”
Get full text

Guidance on the Utilization of Artificial Intelligence (AI) in the Development of Instructional Materials by Risma Firda Diana, Pratama Surya Bagus Kusuma, Husnu Athoilah, Choirun Nisa

“… Using AI in primary education can enhance teachers’ efficiency in developing instructional materials aligned with the Merdeka Curriculum, reduce their workload, and improve the quality of learning through contextual and continuous training. …”
Get full text

Enhancing short-packet communications: BLER performance in RIS-assisted ambient backscatter NOMA systems. by Le Si Phu, Tan N Nguyen, Bui Vu Minh, Phu Tran Tin, Miroslav Voznak

“…By leveraging power-domain NOMA and RIS-assisted reflection, we optimize signal reception for both direct and backscattered links, enhancing spectral efficiency and communication reliability. …”
Get full text

From Building Blocks to Architects Empowering Learners for Success by Reyes Juana Mahissa

“…Although our ultimate goal is to enable our learners to become autonomous and efficient in their use of the foreign language, whether or not they have the opportunity to ever live and interact in a foreign language setting, our work as teachers must involve a conscious analysis of the different factors involved in this process, as well as the conscious effort to put all the intervening factors into action. …”
Get full text

EVOLUTION OF THE AGRICULTURAL LAND FUND OF THE REPUBLIC OF MOLDOVA IN THE CONTEXT OF THE TRANSITION FROM THE HYPER-CENTRALIZED ECONOMIC SYSTEM TO THE MARKET ECONOMY by Viorel TURETCHI, Tatiana TURETCHI

“…Efficient management of the agricultural land fund is one of the basic priorities of each state. …”
Get full text

Dans l’ordinateur d’un médiéviste. Peut-on utiliser un logiciel de personal knowledge management pour appliquer une méthode de recherche historique ? by Simon Rozanès

“…This approach makes navigation easier by creating links between records, but also allows for very precise and efficient global searches. Thanks to this organisation, it is possible to manage a large amount of documents and it facilitates the emergence of new ideas, but it obviously does not replace reflection. …”
Get full text

Tailoring optical pulse transport in a two-mode waveguide coupled with a quantum system by Adam Sulieman Abdalla

“…The guided coherent wave transmission and reflection coefficients, as well as the atom and cavity excitation amplitudes, are solved exactly via a real-space approach. …”
Get full text

Seabed Geoacoustic Analysis Using Scientific Single Beam Echosounder by La Elson La Elson, Henry M. Manik Manik, Totok Hestirianoto Hestirianoto, Sri Pujiyati Pujiyati

“…The identified geoacoustic characteristics included the mean grain size, sound speed, density, acoustic impedance, and reflection coefficient. Faster, more effective, and efficient computational processes with high accuracy make k-Nearest Neighbour and Random Forest models the best alternative to be used as geoacoustic computational models of seafloor substrates.…”
Get full text

Multiband printed rectenna for radio frequency energy harvesting (RF-EH) by Dalia N. Elshaekh, Hesham A. Mohamed, Lobna Yehia Abd El Menam, Karam A. Sharshar, Somaya I. Kayed

“…Both simulated and measured reflection coefficients align with performance standards for WLAN, GSM/GPRS, and WiMAX applications. …”
Get full text

Narrowband thermal emitter based on quasi-Tamm phonon polaritons in uniaxial hyperbolic materials by Biyuan Wu, Xiqiao Huang, Xiaohu Wu

“…The structure replaces traditional one-dimensional symmetric photonic crystals with two pairs of asymmetric Ge/SiO2 thin films, enabling enhanced reflection. By incorporating hexagonal boron nitride (hBN) at the substrate, the quasi-TPhPs are efficiently excited within the type-II hyperbolic band for both transverse electric and transverse magnetic waves. …”
Get full text

Field Performance Evaluation of a Mechatronic Reflector System in a Private mmWave Network Environment by Simon Hager, Marcel Kaudewitz, Florian Schmickmann, Stefan Bocker, Christian Wietfeld

“…However, increased sensitivity to obstacle blockage leads to underconnected shadow regions, motivating the introduction of intelligent reflecting surfaces (IRSs) for efficient smart radio environments that are dynamically illuminated by anomalous reflections. …”
Get full text

Optimizing microstructure for enhanced performance: A novel approach to EMI shielding with thin Mg98.5Zn0.5Y alloy sheets by Z.X. Feng, G.Y. Zhang, J.L. Dong, T.M. Li, Z.S. Chen, J. Cao, X.H. Chen, J.H. Yi, F.S. Pan

“…The growing demand for lightweight, high-performance, cost-efficient electro-magnetic interference (EMI) shielding materials, driven by advancements in 5G telecommunications, electric vehicles, and wearable electronics, has prompted the development of a 0.8 mm Mg98.5Zn0.5Y alloy sheet with a unique lamellar structure. …”
Get full text

L’envers du droit. La législation du travail domestique salarié en Bolivie et au Pérou (xixe-xxie siècles) by Laura Carpentier-Goffre

“…The sharp contrasts in both the letter and the spirit of the laws regulating domestic work that these two countries respectively adopted in 2003 reflect these divergent pathways. This article provides a sociogenesis of the legal framework for paid domestic work in these two countries through the prism of structural power relationships as a starting point for a broader reflection on the reasons for the ineffectiveness of domestic workers' rights on a globalized scale. …”
Get full text