Showing papers in "Ultrasonics Sonochemistry in 2018"

TL;DR: The mechanisms, effects, and future perspective of ultrasound technology will help to better understand the complex mechanism of ultrasonic-assisted extraction and further guide its application in cash crops.

TL;DR: This is the first design, preparation, characterization and application of the present nanomaterial and also the first ultrasound-irradiated green oxidation.

TL;DR: Results showed that synergistic effects induced by forming Cu2O/CuO heterojunction containing Cu-NPs co-cocatalyst greatly accelerate electron transfer and effectively retard the reduction of CuO by photo-generated electrons.

TL;DR: The effect of low frequency ultrasound (LFU) pretreatment prior to intermediate-wave infrared radiation (IW-IR) drying on water migration and quality attributes of carrot slices was investigated, indicating that LFU can improve the flavor of dried carrots.

TL;DR: Nd2O3-SiO2 nanocomposites with enhanced photocatalytic activity have been obtained through simple and rapid sonochemical route in presence of putrescine as a new basic agent, for the first time, demonstrated that SiO2 has remarkable effect on catalytic performance of Nd2 O3 photocatalyst for decomposition.

TL;DR: One of the best US treatments that can improve the functional properties of MPC was 73.95 W/cm2 for 12.5 min that resulted in reduction of molecular weight and increase nearly 36% in the negative surface charge that was confirmed by SDS-page and Zeta potential results, respectively.

TL;DR: HIUS technology improves the surface and foaming properties of faba bean protein isolate, which may favour the revalorisation of this crop.

TL;DR: Different starch derivatives could be obtained by adjusting the ultrasound treatment conditions depending on their potential applications by establishing the interrelationships between microstructural and techno-functional properties.

TL;DR: Enhanced erosion resistance of HEA was attributed to its high work-hardening behavior and stable passivation film on the surface and no evidence of intergranular corrosion likely due to the absence of secondary precipitates.

TL;DR: Copper sulfide nanorods loaded on activated carbon (CuS-NRs-AC) was synthesized and used for simultaneous ultrasound-assisted adsorption of malachite green (MG) and Pb2+ ions from aqueous solution and this adsorbent over short contact time is good choice for simultaneous removal of large content of both MG and P b2- ions from wastewater sample.

TL;DR: Overall, it has been demonstrated that combined process of HC, H2O2 and O3 can be effectively used for treatment of wastewater containing CBZ.

TL;DR: The present work deals with a comprehensive review on findings and development in the ultrasound assisted oxidative desulfurization and denitrogenation (UAOD) during the last decades.

TL;DR: The synthesis of monodisperse cobalt ferrite (CoFe2O4) nanoparticles (NPs) via a surfactant-assisted high temperature thermal decomposition method and then their assembly on reduced graphene oxide (rGO) to yield CoFe 2O4-rGO nanocomposites, which displayed outstanding sonocatalytic activity for the removal of organic dyes from aqueous solutions under ultrasonic irradiation.

TL;DR: The results indicate that the application of ultrasound during cooking has a positive effect on chemical profiles of spiced beef taste and flavor, particularly for the power of 800 W.

TL;DR: The relevance of all the results concluded that hybrid advanced oxidation system was the best option for amoxicillin removal.

TL;DR: Effect of type of dye, type of irradiation source, pH and catalyst loading was described on improving efficiency of catalyst function and numerous techniques were specified in order to determine purity, morphology and optical properties of products.

TL;DR: High intensity ultrasound (HIU) could be considered as a useful emulsification technology to produce emulsions stabilized by soy protein isolate, however, the physicochemical properties of emulsion were different based on the types of oils as well as HIU time.

TL;DR: A possible role of H2O2 generated during bulk nanobubble production using hydrodynamic cavitation is briefly discussed in relation to the experimental results of "OH radical" detection.

TL;DR: The different effects of sonication on pre-treatment of lignocellulosic biomass and waste materials prior to biofuel production were reviewed and sonication was found to be energetically inefficient based on the lab-scale studies reviewed.

TL;DR: The MGZ@SiO2 can be applied as a novel-design catalyst for the removal of organic pollutants from aqueous solutions and shows the higher enhanced sonocatalytic degradation from among the three dyes.

TL;DR: The contribution of sonochemistry to green Chemistry area has been discussed here and important reminders and insights on the good practices and considerations have been made to understand and demonstrate how sonochemistry can continue to efficiently contribute to green chemistry area in the further studies.

TL;DR: The study permits to highlight that ultrasound impacted rosemary leaves not by a single or different mechanisms in function of ultrasound power, but by a chaindetexturation mechanism in a special order: local erosion, shear forces, sonoporation, fragmentation, capillary effect, and detexturation.

TL;DR: This work demonstrates that the grain size and cation distribution in Gd3+ doped cobalt ferrite nanoparticles synthesized by sonochemical method, is effective in controlling the structural, magnetic, and electrical properties, and can be find very promising applications.

TL;DR: It was observed that sonication had a positive effect on nutritional status of juice blend as it enhanced the total phenolic, flavonoid, reducing power and antioxidant properties of juice significantly (p < 0.05) with increase in sonication time.

TL;DR: WO3-ZnO nanocomposites exhibits maximum sonocatalytic activity as compared to WO3 photocatalyst, and is used as a sonoc atalyst for the degradation of brilliant blue dye.

TL;DR: The rational design and fundamentals for preparing sonocatalysts are presented in the context of facilitating the heterogeneous nucleation and photo-thermal-catalytic effects as well as considering the mechanical stability and separation capacity of theheterogeneous catalyst.

TL;DR: Encouraging results suggest that US/nZVI/PS process is a promising strategy for the treatment of PRO-induced water pollutant.

TL;DR: A facile, green and low coast method for the synthesis of monoclinic CuO NPs with catalytic, antioxidant and antibacterial properties is introduced.

TL;DR: The HIUS was better than HTST to improve beverage kinetic stability, avoiding phase separation, which was mainly attributed to the decrease of particles size, denaturation of whey proteins and gelation of polysaccharides (inulin and gellan gum).

TL;DR: Commercial nanosized zero-valent copper was used as hydrogen peroxide (H2O2) activator in conjunction with ultrasonic irradiation (US) for the oxidative degradation of norfloxacin (NOR) in this study and a significantly enhanced NOR removal was obtained in sono-advanced Fenton process.