Results 121 to 130 of about 2,533,666 (388)

Heterostructure‐Specific Toughening Mechanisms in Metallic Laminates

open access: yesAdvanced Engineering Materials, EarlyView.
This study highlights how various aspects of the heterostructural design of metallic laminates can be specifically tailored to achieve improved fracture resistance for damage‐tolerant designs of cyclically stressed components. Based on results from in situ fatigue crack growth tests, a comprehensive overview of the formation and development of ...
Philip Manuel Pohl   +5 more
wiley   +1 more source

Audio-video recording of informed consent process: Boon or bane

open access: yesPerspectives in Clinical Research, 2014
The Drugs Technical Advisory Board has recommended inclusion of audio-video (AV) recording of the informed consent process while conducting clinical trials in India.
Niranjan G Kulkarni   +2 more
doaj   +1 more source

Analisis Pengembangan Media Pembelajaran Pengolah Angka (Spreadsheet) Berbasis Video Screencast [PDF]

open access: yes, 2013
The objectives of this study were to develop Screencast-based learning media for the course of spreadsheets and to investigate its performance. This study utilised research and development approach that consists of: (1) Preparation that includes ...
Munir, M. (Muhammad)
core   +2 more sources

Ultrahigh Piezoelectricity in Truss‐Based Ferroelectric Ceramics Metamaterials

open access: yesAdvanced Functional Materials, Volume 35, Issue 12, March 18, 2025.
By leveraging the unique combination of polarization direction and loading state, ultrahigh piezoelectricity is achieved through careful tuning of the relative density and scaling ratio in truss‐based ferroelectric metamaterials. This approach enables the simultaneous realization of extremely high piezoelectric constants and ultralow dielectric ...
Jiahao Shi   +6 more
wiley   +1 more source

The Route to Artery Mimetics: Hybrid Bioinks for Embedded Bioprinting of Multimaterial Cylindrical Models

open access: yesAdvanced Functional Materials, EarlyView.
The fabrication of a cellularized, multilayered 3D printed cylindrical model comprising hybrid bioinks inspired by the natural extracellular environment as an approach to artery mimetics, is presented. Using embedded bioprinting, interlayer crosslinking of self‐supporting concentric cylinders is achieved.
Uxue Aizarna‐Lopetegui   +7 more
wiley   +1 more source

NanoMOF‐Based Multilevel Anti‐Counterfeiting by a Combination of Visible and Invisible Photoluminescence and Conductivity

open access: yesAdvanced Functional Materials, EarlyView.
This study presents novel anti‐counterfeiting tags with multilevel security features that utilize additional disguise features. They combine luminescent nanosized Ln‐MOFs with conductive polymers to multifunctional mixed‐matrix membranes and powder composites. The materials exhibit visible/NIR emission and matrix‐based conductivity even as black bodies.
Moritz Maxeiner   +9 more
wiley   +1 more source

Which Chromium–Sulfur Compounds Exist as 2D Material?

open access: yesAdvanced Functional Materials, EarlyView.
2D chromium sulfides synthesized using molecular beam epitaxy on graphene. Structural characterization reveals two novel 2D materials, Cr2S3‐2D, which lacks a direct bulk counterpart, and Cr223S${\rm Cr}_{2\frac{2}{3}}{\rm S}$4‐2D, a minimum thickness version of Cr5S6. However, attempts to synthesize CrS2 are unsuccessful. Both new 2D phases are stable
Affan Safeer   +5 more
wiley   +1 more source

Comparative study of the three-dimensional perception of videos recorded on a “Do it yourself” three-dimensional recording assembly versus the conventional recording system

open access: yesIndian Journal of Ophthalmology
Purpose: To develop an indigenous “Do it yourself” (DIY) three-dimensional (3D) ophthalmic surgery recording system and validate the perception of stereopsis using it.
MJ Aravind   +6 more
doaj   +1 more source

Reflection on Action: The Use of Reflective Journal Plus Video Recording

open access: yes, 2017
This article discusses a partial result of a study conducted to look at the implementation of reflective teaching to improve student-teachers’ pedagogic competence in Micro Teaching Class and Teaching Practicum subject.
Yuli Tiarina, Yenni Rozimela
semanticscholar   +1 more source

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