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Kevin J. Parker and Miguel A. Alonso
The free space solution to the wave equation in spherical coordinates is well known as a separable product of functions. Re-examination of these functions, particularly the sums of spherical Bessel and harmonic functions, reveals behaviors which can prod...
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Hanmeng Wu, Jun Wang, Ziyi Zhang, Xudong Chen and Zheng Zhu
A multi-image encryption with super-large-capacity is proposed by using spherical diffraction and filtering diffusion. In the proposed method, initial images are processed sequentially by filtering diffusion and chaos scrambling. The images are combined ...
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Dozyslav B. Kuryliak and Oleksiy M. Sharabura
The problem of axially symmetric TM-wave diffraction from a bicone conjoined with an open-ended conical cavity is analysed rigorously. The scatterer is formed by the perfectly conducting semi-infinite and truncated semi-infinite conical surfaces; the sph...
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Alejandro Aparicio-Saguilán, Lucio Abel Vázquez-León, Ana Sofía Martínez-Cigarroa, Violeta Carpintero-Tepole, Gerardo Fernández Barbero, Andrés Antonio Acosta-Osorio and Delia Esther Páramo-Calderón
Jinicuil seed starch (JSS) was partially characterized and then evaluated as wall material. JSS showed higher content of proteins, lipids, and resistant starch than commercial corn starch (CCS). JSS granules presented both oval-spherical shapes and heter...
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Xue-Li Liu, Song-Qi Hu, Lin-Lin Liu and Yan Zhang
Condensed combustion products (CCPs) generated during the combustion of aluminized propellants can reflect invaluable information about the combustion mechanisms of propellants. CCPs of hydroxyl-terminated polybutadiene/ammonium perchlorate/aluminum (HTP...
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Christian Rüttiger, Steffen Vowinkel, Nicole Herzog, Kathrin Hofmann, Emanuel Ionescu and Markus Gallei
The combination of cellulose-based materials and functional polymers is a promising approach for the preparation of porous, biotemplated ceramic materials. Within this study, cellulose substrates were functionalized with a surface-attached initiator foll...
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Patricia Jovicevic-Klug, László Tóth and Bojan Podgornik
In this research, Böhler K340 cold work tool steel was subjected to three different heat treatment protocols, conventional heat treatment (CHT), shallow cryogenic treatment (SCT), and deep cryogenic treatment (DCT). The study compares the effect of SCT a...
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Seyed Naveed Hosseini, Xiaodan Chen, Patrick J. Baesjou, Arnout Imhof and Alfons van Blaaderen
Highly crystalline, organic-solvent-dispersible titanium dioxide (TiO2) nanorods (NRs) present promising chemicophysical properties in many diverse applications. In this paper, based on a modified procedure from literature, TiO2 NRs were synthesized via ...
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S. Minisha, J. Johnson, Saikh Mohammad, Jeetendra Kumar Gupta, Sikandar Aftab, Asma A. Alothman and Wen-Cheng Lai
The study aims to contribute valuable insights into the potential applications of the photocatalyst, particularly in the realms of sustainable energy and environmental remediation. Here, Zn-doped NiO nanoparticles with different mole percentages of zinc ...
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Helia Magali Morales, Grecia Torreblanca, Arnulfo Mar, Mataz Alcoutlabi, Thomas Mark Eubanks, Erik Plata and Jason George Parsons
In the present study, the removal of both As(III) and As(V) from aqueous solutions using synthesized ZnO nanomaterials was achieved. The ZnO nanomaterial was synthesized using a precipitation technique and characterized using XRD, SEM, and Raman spectros...
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Aleksandra Galarda and Joanna Goscianska
Migraine is now the sixth most common disease in the world and affects approximately 15% of the population. Non-steroidal anti-inflammatory drugs, including ketoprofen, diclofenac sodium, and ibuprofen, are often used during migraine attacks. Unfortunate...
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Jose Luis López-Miranda, Rodrigo Esparza, Marlen Alexis González-Reyna, Beatriz Liliana España-Sánchez, Angel Ramon Hernandez-Martinez, Rodolfo Silva and Miriam Estévez
This work reports, for the first time, the synthesis of silver nanoparticles using extracts of the species of Sargassum natans and Sargassum fluitans (AgNPs-S). Their antibacterial and catalytic properties are compared with silver nanoparticles obtained ...
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Khawla S. Khashan, Ghassan M. Sulaiman, Farah A. Abdulameer, Salim Albukhaty, Mohammed A. Ibrahem, Tahani Al-Muhimeed and Abeer A. AlObaid
Laser ablation in liquid was utilized to prepare a TiO2 NP suspension in in deionized distilled water using Q-switch Nd: YAG laser at various laser energies and ablation times. The samples were characterized using UV?visible absorption spectra obtained w...
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Veeraswamy Yaragani, Hari Prasad Kamatam, Karuppiah Deva Arun Kumar, Paolo Mele, Arulanandam Jegatha Christy, Kugalur Venkidusamy Gunavathy, Sultan Alomairy and Mohammed Sultan Al-Buriahi
Pure In2O3 and 6% Cr-doped In2O3 thin films were prepared on a silicon (Si) substrate by pulsed laser deposition technique. The obtained In2O3/In2O3:Cr thin films structural, morphological, optical, magnetic and gas sensing properties were briefly invest...
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Behnam Khanizadeh, Morteza Khosravi, Mohammad A. Behnajady, Ali Shamel, Behrouz Vahid
Pág. 61 - 74
In this study, La and Mg doped, and co-doped ZnO nanoparticles were prepared using the sol-gel method. The prepared samples were characterized by X-ray diffraction (XRD), field emission scanning electron microscopy (FESEM), energy dispersive X-ray spectr...
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Gilda Renna, Paola Leo and Caterina Casavola
This research aims to investigate the effects of process parameters on the quality of WE43 coatings deposited on homologue substrate by ElectroSpark Deposition (ESD) technology. ESD is new technology used to apply coatings or for the restoration and refu...
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Muhammad Adli Aswadi
Pág. 5
Green synthesis of silica nanoparticle from cow dung ash is a promising prospect due to the low-cost and environmental friendliness coupled with the ability to manipulate its physicochemical properties. Silica nanoparticles yield of around 76% was obtain...
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Kian Hong Gan
Pág. 13
Lithium iron phosphate (LiFePO4) is used as cathode material of rechargeable batteries, thanks to its high specific capacity, long cycle life, and high stability. In terms of electrical conductivity, LiFePO4 in nanowire shape is more efficient as compare...
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