Results 11 to 20 of about 100,029 (259)

Hierarchical Physical-Cyber Encryption via Metasurface-Encoded Holographic Keys. [PDF]

open access: yesAdv Sci (Weinh)
ABSTRACT Physical‐layer encryption based on metasurfaces has emerged as a promising alternative to conventional algorithmic cryptography by embedding security into physical processes. However, most existing metasurface‐based encryption schemes operate within single‐stage or static frameworks, where correct physical illumination directly reveals the ...
Liu Z   +8 more
europepmc   +2 more sources

The Impact of Authentic Listening-Viewing Materials on ESL University Students' Listening Comprehension Skills [PDF]

open access: yesEnglish Studies at NBU
The study investigates the effects of authentic listening-viewing and textbook listening material on ESL university students' listening comprehension skills.
Daria Pylypyshyna, Albina Palamarchuk
doaj   +1 more source

Authentic materials in teaching English

open access: yesBulletin of L.N. Gumilyov Eurasian National University. PHILOLOGY Series, 2021
This article provides general information about authentic materials andtheir use in a foreign language classroom. It does so by giving a brief overview of theconcept of authentic materials and discussing core problems that impede a wide use ofauthentic materials in a classroom. English language teachers find them timeconsuming for planning a lesson and
M. Zhambylkyzy, O. V. Molotovskaya
openaire   +1 more source

Use of Authentic Materials in English as a Foreign Language Classrooms: Challenges, Reasons, Types and Frequency

open access: yesمجلة العلوم التربوية, 2023
This descriptive analytical research study investigated English as a foreign language teachers’ attitudes towards the use of authentic materials in their classrooms, reasons for using authentic materials, challenges in using authentic materials, types ...
Ghuson Orooq, Anwar Hussein Abdel Razeq
doaj   +1 more source

AUTHENTIC MATERIALS VS TEXTBOOKS IN ESP (ENGLISH FOR SPECIFIC PURPOSES) [PDF]

open access: yesJournal of Languages for Specific Purposes, 2018
The purpose of this study is to analyze and compare the value of authentic materials and textbooks in ESP English for Specific Purposes) learning and teaching context.
Elena Spirovska Tevdovska
doaj  

Authenticity in Language Learning: A Study of Language Materials in Public High Schools

open access: yesOkara: Jurnal Bahasa dan Sastra, 2023
Instructional materials are paramount in effecting language instruction. However, there are contextual issues related to the use and selection of these materials.
Jevera Cawilan Domogen
doaj   +1 more source

The beneficial effects of Traditional Chinese Medicine on diabetic retinopathy: mechanisms, therapeutics, and prospects

open access: yesAcupuncture and Herbal Medicine
Diabetic retinopathy (DR) is a common microvascular sequela of diabetes mellitus. Chronic hyperglycemia contributes to progressive retinal microvascular damage, thereby increasing the risk of visual impairment and irreversible blindness.
Tao Lin   +4 more
doaj   +1 more source

Teachers’ Perception about Authentic Materials and Their Implementation in the Classroom

open access: yesIJET (Indonesian Journal of English Teaching), 2019
Authentic materials are one of common materials in teaching English. Most of teacher usually use them to be implemented into their classroom. One of the reasons of the teachers they use it in the classroom is in order to give the students example of the ...
Khoirul Anam, Ahmad Munir, Syafiul Anam
doaj   +1 more source

Battle jackets, authenticity and ‘material individuality’ [PDF]

open access: yesMetal Music Studies, 2017
Abstract This article will consider the significance and meaning of battle jackets within the context of metal subcultures. Beginning with a summary of the history of the practice of customizing jackets by metal fans, ideas of personal subcultural identity and authenticity will then be used to more fully understand the importance of the ...
openaire   +2 more sources

Reference materials for food authentication

open access: yesAnalytical and Bioanalytical Chemistry
Abstract The global food industry faces significant challenges in ensuring the safety and authenticity of food products. Economic adulteration and counterfeiting of food are estimated to cost the industry US$30–40 billion annually. Analytical testing plays a vital role in detecting food fraud.
Franz Ulberth, Robert Koeber
openaire   +2 more sources

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