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Nesa Hamidian, Gholamreza Dehghan, Samaneh Rashtbari, Alireza Khataee, Mehdi Khoobi and Nader Sheibani
Pharmaceutical pollutants such as tetracycline (TC) pose a growing global threat to aquatic and terrestrial biodiversity. Developing new methods for the degradation of these pollutants would be a significant advancement in their management. The progress ...
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Kanji Ono
Ultrasonic attenuation coefficients of ceramic and inorganic materials were determined for the longitudinal and transverse wave modes. Sample materials included hard and soft ceramics, common ceramics, ceramic-matrix composites, mortars, silicate glasses...
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Basit Abdul, Vincenzo Mariano Mastronardi, Antonio Qualtieri, Luciana Algieri, Francesco Guido, Francesco Rizzi and Massimo De Vittorio
In this paper, we report on the characterization of the sensitivity and the directionality of a novel ultrasonic hydrophone fabricated by micro-electro-mechanical systems (MEMS) process, using aluminum nitride (AlN) thin film as piezoelectric functional ...
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Rymantas Jonas Kazys, Liudas Mazeika and Justina Sestoke
Air-coupled ultrasonic guided A0 mode is already used for material characterization. By measuring the phase velocity of the A0 mode the elastic properties, such as the Young?s modulus, can be determined. The objective of this work was the development of ...
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Sergio Castiñeira-Ibáñez, Daniel Tarrazó-Serrano, Jose Miguel Fuster, Pilar Candelas and Constanza Rubio
Traditional acoustic lenses modulate the ultrasonic beam due to their curved surfaces and the refractive material of which they are made. In this work, a different type of acoustic lens, based on Polyadic Cantor Fractals (PCF), is presented and thoroughl...
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