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Andjelka Simic, Mirjana V. Papic, Ana Nikitovic, Aleksandar Kocovic, Renata Petrovic, Irena Melih, Suzana Zivanovic, Milos Papic and Milica Popovic
This study investigates the pH values and optical characteristics of Dual Rinse HEDP, either independently or combined with sodium hypochlorite (NaOCl), and compares them to other irrigants used in endodontics. The solutions used in this study were comme...
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Antonio Minò, Giuseppe Cinelli, Francesco Lopez and Luigi Ambrosone
A simple model is proposed to calculate the dimerization constant of a dye in non-aqueous solvents. Alkan-1ols of the formula H?(CH2)n?OH are used to study the spectroscopic behavior of Nile Red dye. The number n varied from 1 to 8 to modulate the medium...
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Luis Ocaña, Carlos Montes, Sara González-Pérez, Benjamín González-Díaz and Elena Llarena
In this work, the performance of a new ethylene-vinyl acetate-based low temperature encapsulation method, conceived to protect perovskite samples from UV irradiation in ambient conditions, has been analyzed. To this purpose, perovskite samples consisting...
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Mayela Alhelí García de Alva Magos, Jesús Santa-Olalla Tapia, Miguel Ángel Ramos López, Jessica Molina Maturano, Antonio Ruperto Jiménez Aparicio, Brenda Hildeliza Camacho Díaz and Luz Arcelia García Serrano
Sustainable processing from native vegetation such as agave, nopal and aloe, is mainly centered on the components of lignin, cellulose, and hemicellulose, defined generally as lignocellulosic. Cytotoxicity of lignocellulosic biopolymer membranes (LBMs) o...
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Thi Kim Ngan Nguyen, Benjamin Dierre, Fabien Grasset, Noée Dumait, Stéphane Cordier, Pierric Lemoine, Adèle Renaud, Hiroshi Fudouzi, Naoki Ohashi and Tetsuo Uchikoshi
Thin and transparent Mo6 cluster films with significant optical properties were prepared on indium tin oxide (ITO)-coated glass plates from the suspension of Cs2Mo6Br14 cluster precursors dispersed in methyl-ethyl-ketone (MEK) by an electrophoretic depos...
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Sana Jebali, Mahdi Meftah, Chadha Mejri, Abdesslem Ben Haj Amara and Walid Oueslati
The photocatalytic degradation process and absorption kinetics of the aqueous solution of the Cibacron Brilliant Yellow 3G-P dye (Y) were investigated under UV-Vis light. Pure barium titanate BaTiO3 (BT) and cobalt ion-substituted barium Ba1-xCoxTiO3 (x ...
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A L Subramaniyan, Sukumaran Lakshmi Priya, M Kottaisamy, R Ilangovan
Nanofluids are tailored nano- colloidal suspensions of nanoparticles in a suitable base fluid. This present work investigates the absorption spectrum in TiO2-water nanofluids to identify the potential application of nanofluids in Direct Absorption Solar ...
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Kiho Nishihara, Kei-ichi Okuyama, Rafael Rodriguez and Isai Fajardo
In this study, we focus on 3D-printed PEEK/CFRTP (Carbon-Fiber-Reinforced Thermoplastic) and PEEK (Polyether Ether Ketone) materials as new space materials. In space, there are intense ultraviolet (UV) rays that are weakened by the atmosphere on Earth, s...
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Sandra L. Ibáñez-Calero,Kelly E. Loayza Afonso
Eleven plants were collected at the Zongo Valley to evaluate their antioxidant and photo-protector properties. In this paper we report a strong correlation between high antioxidant activity and strong UV-A and/or UV-B absorptions. The most active species...
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Qian Liu, Nan Gao, Dejiang Liu, Jinglin Liu and Yuanzuo Li
A series of natural photoactive dyes, named as D1–D6 were successfully extracted from six kinds of plant leaves for solar cells. The photoelectrical properties of dyes were measured via UV-Vis absorption spectra, cyclic voltammetry as well as photo...
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Sandra L. Ibáñez-Calero,Kelly E. Loayza Afonso,Ebbe L. Yapu Tapia,Jessica Lizarazu,,Rodrigo Zeballos Espinoza,Teddy Solares Gironda
Eleven plants were collected in the Zongo Valley following an organoleptic and chimio-taxonomic criteria of collection to find species with colorant and photo-protector properties. Brachyotum microdon, Monnina bridgesii and Souroubea fragilis present pro...
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Rui Wang, Zexu Zhang, Xuqiu Bai, Zhichun Xu, Jun Zheng, Fei Pan and Caideng Yuan
For the UV?curable waterborne polyurethane acrylate (WPUA) emulsion, the free carboxylic groups in the molecular chains introduced by hydrophilic monomers are the inherent disadvantage. We prepared UV and aziridine dual?cured WPUA (UV/AZ?WPUA) emulsion t...
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Mohammad Mohsen Delavari and Ion Stiharu
Given recent worldwide environmental concerns, biodegradability, antibacterial activity, and healing properties around the wound area are vital features that should be taken into consideration while preparing biomedical materials such as wound dressings....
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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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Pol Ribes-Pleguezuelo, Bruno Delacourt, Mika K. G. Holmberg, Elisabetta Iorfida, Philipp Reiss, Guillermo Salinas and Agnieszka Suliga
The possible presence of life in the atmosphere of Venus has been debated frequently over the last 60 years. The discussion was recently reignited by the possible detection of phosphine (PH3" role="presentation" style="position: relative;">33
3
), but se...
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Ioannis-Panagiotis Raptis, Stelios Kazadzis, Kostas Eleftheratos, Vassilis Amiridis and Ilias Fountoulakis
The absorbing and scattering nature of aerosols affects the total radiative forcing and is quantified by single scattering albedo (SSA), which is defined as the absorption to total extinction ratio. There are limited measurements of SSA in the ultraviole...
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Tathiane Lilian Ansolin, Reinaldo Aparecido Bariccatti, Mauricio Ferreira da Rosa, Cleber Antonio Lindino
Pág. 337 - 340
The degradation of propranolol hydrochloride (1-isopropylamino-3-(naphthoxy)-2-propranolol) in an aqueous solution was analyzed when irradiated by light UV, with and without ß-cyclodextrin. There was an increase in the compound´s photostability in nanoca...
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Gabriela Toader, Daniela Pulpea, Aurel Diacon, Edina Rusen, Raluca Elena Ginghina, Traian Rotariu, Alice Ionela Podaru, Andreea Elena Moldovan, Maria Gavrilescu, Ana-Mihaela Gavrila and Bogdan Trica
This study presents the formulation and application of strippable coatings for the entrapment and removal of heavy metals (HMs) and radio nuclides (RNs). The ?green? formulations involve the use of a water-based solution consisting of a synthetic biodegr...
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Evgeniya Ermakova, Sergey Sysoev, Irina Tsyrendorzhieva, Alexander Mareev, Olga Maslova, Vladimir Shayapov, Eugene Maksimovskiy, Irina Yushina and Marina Kosinova
We report an investigation into 1,4-Bis-N,N-(trimethylsilyl)piperazine (BTMSP) as a novel precursor for the synthesis of silicon carbonitride films by chemical vapor deposition (CVD). The thermal stability, temperature dependence of vapor pressure and th...
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Anastasiia A. Olkhova, Alina A. Patrikeeva and Maksim M. Sergeev
PbSe chalcogenide films are widely used as photosensitive elements in gas analysis devices. High absorption in the IR spectrum region and low electrical resistance are important characteristics. Continuous laser radiation exposure of films in the near UV...
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