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Domingo Pardo-Quiles, Ignacio Rodríguez-Rodríguez and José-Víctor Rodríguez
The main goal of this research was to design and study the best structure, location, and shape of acoustic diffusers to be fitted on the ceilings of multipurpose auditoriums. Their absorbing properties can enhance the acoustics when installed on high cei...
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Yuhuan Qiu, Guohua Kang, Xunlong Cheng and Jiaqi Wu
To address the problem that the black coating for spacecraft optical stealth easily falls off, this study constructs a light-absorbing spacecraft surface based on a micro/nanostructure through imitating a natural light-trapping structure. In this paper, ...
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Vaia Tsiokou, Louena Shtrepi, Elena Badino, Arianna Astolfi and Anna Karatza
Acoustic materials are widely used for improving interior acoustics based on their sound absorptive or sound diffusive properties. However, common acoustic materials only offer limited options for customizable geometrical features, performance, and aesth...
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Yujin Kim, Sung Hwan Joo, Seong Gwan Shin, Hyung Wook Choi, Chung Wung Bark, You Seung Rim, Kyung Hwan Kim and Sangmo Kim
Normal perovskite solar cells (PSCs) consist of the following layers: transparent electrode, electron-transport layer (ETL), light-absorbing perovskite layer, hole-transport layer (HTL), and metal electrode. Energy, such as electricity, is produced throu...
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Lei Guo, Yusong He, Dong Chen, Bin Du, Wei Cao, Yadong Lv and Zhijun Ding
It is well accepted that the microwave absorption performance of ferrite can be enhanced via the hybridization. However, it is still very challenging to design the hierarchical nanostructure of ferrite hybrids to fabricate wave absorbing composites with ...
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Midori Kusaka, Kimihiro Sakagami and Takeshi Okuzono
Micro-perforated panels (MPPs) are one of the most promising alternatives to conventional porous sound-absorbing materials. Traditionally, the theory of the sound absorption properties of MPPs is based on the assumption that MPPs are a homogeneous materi...
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Nikolay Kanev
Acoustic comfort in shopping malls is one of the aspects that influence the shopping environment. Making enjoyable and comfortable retail and public spaces is demanded when designing and managing properties. This paper focuses on the study of the public ...
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Haihua Wu, Lei Xing, Yu Cai, Li Liu, Enyi He, Bo Li and Xiaoyong Tian
Graphene/polylactic acid; nano-Fe3O4/polylactic acid; and graphene/nano-Fe3O4/polylactic acid composite absorbers are independently produced by fused deposition modeling technology. The effects of the content of graphene and nano-Fe3O4 on absorbing prope...
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Luca Massi, Laura Frittitta, Chiara Melillo, Francesca Polonelli, Veronica Bianchi, Anna Maria De Biasi and Caterina Nuccio
Chromophoric dissolved organic matter (CDOM) is the fraction of the Dissolved Organic Carbon (DOC) mainly absorbing UV and blue radiation, influencing water optical properties, light availability for primary production, and water-leaving radiance. In ope...
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Dmitry Gritsenko and Roberto Paoli
Acoustic metamaterials have proven to be a versatile tool for the precise control and manipulation of sound waves. One of the promising designs of acoustic metamaterials employ the arrays of bubbles and find applications for soundproofing, blast mitigati...
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