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1. Correction to: Facile synthesis of SnO2 2D nanoflakes for ultrasound‑assisted photodegradation of tetracycline hydrochloride

Author:
Yashas, S. R.; Shivaraju, H. P.; Thinley, T.; Pushparaj, K. S.; Maleki, A.; Shahmoradi, B.
Source:
International journal of environmental science and technology 2020 v.17 no.5 pp. 2605
ISSN:
1735-1472
Subject:
ultrasonic treatment,   etc   ; photolysis; tetracycline; tin dioxide;     Show all 4 Subjects
Abstract:
... The original version of this article unfortunately contained a mistake. ...
DOI:
10.1007/s13762-020-02687-z

2. Pre-crystallization process in chocolate: Mechanism, importance and novel aspects

Author:
Pirouzian, Haniyeh Rasouli; Konar, Nevzat; Palabiyik, Ibrahim; Oba, Sirin; Toker, Omer Said
Source:
Food chemistry 2020 v.321 pp. 126718
ISSN:
0308-8146
Subject:
ultrasonic treatment,   etc   ; chocolate; cocoa butter; confectionery industry; ingredients; sowing; tempering;     Show all 7 Subjects
Abstract:
... Pre-crystallization is an important step in the production of chocolate, which is defined as tempering of cocoa butter through primary and secondary nucleation. The goal of tempering is to obtain a sufficient amount of βV polymorph of the right size. The pre-crystallization process has a great impact on the quality and production cost of final product. Development of chocolate technology requires ...
DOI:
10.1016/j.foodchem.2020.126718

3. Robust superhydrophobic surface with wrinkle-like structures on AZ31 alloy that repels viscous oil and investigations of the anti-icing property

Author:
Tang, Lingling; Wang, Nan; Han, Zhenyi; Sun, Haohan; Xiong, Dangsheng
Source:
Colloids and surfaces 2020 v.594 pp. 124655
ISSN:
0927-7757
Subject:
ultrasonic treatment,   etc   ; adhesion; alloys; durability; hydrophobicity; ice; magnesium; nanomaterials; oils;     Show all 9 Subjects
Abstract:
... Superhydrophobic/oleophobic showed promising prospects in repelling oil/water and anti-icing, and could broaden the applications of metal alloys. Here, we prepared superhydrophobic surfaces (SHS) on AZ31 magnesium alloy with wrinkle-like nanoscale structures via the synergetic etching of acid and ultrasonic treatment, the resultant surfaces showed excellent mechanical durability as well as superio ...
DOI:
10.1016/j.colsurfa.2020.124655

4. Effects of power ultrasound enhancement on infrared drying of carrot slices: Moisture migration and quality characterizations

Author:
Guo, Yiting; Wu, Bengang; Guo, Xiuyu; Ding, Fangfang; Pan, Zhongli; Ma, Haile
Source:
Lebensmittel-Wissenschaft + [i.e. und] Technologie 2020 v.126 pp. 109312
ISSN:
0023-6438
Subject:
ultrasonic treatment,   etc   ; carrots; drying; rehydration; ultrasonics; water activity; water content;     Show all 7 Subjects
Abstract:
... To investigate the intensive effect of contacting ultrasound applied in infrared (IR) drying, a self-designed ultrasound-assisted IR (US-IR) dryer was developed, the water diffusion kinetics of carrot slices during hybrid US-IR drying was studied and the quality properties of dried products were evaluated. Results showed that the drying rates and rehydration ratios were significantly enhanced when ...
DOI:
10.1016/j.lwt.2020.109312

5. Ultrasound-assisted preparation of octenyl succinic anhydride modified starch and its influence mechanism on the quality

Author:
Zhang, Yujie; Dai, Yangyong; Hou, Hanxue; Li, Xiangyang; Dong, Haizhou; Wang, Wentao; Zhang, Hui
Source:
Food chemistry: X 2020 v.5 pp. 100077
ISSN:
2590-1575
Subject:
ultrasonic treatment,   etc   ; anhydrides; mechanochemistry; modified starch; starch granules; ultrasonics;     Show all 6 Subjects
Abstract:
... The purpose of this study was to reveal the influence mechanism of preparing high quality modified starch by ultrasonic-assisted treatment. In this paper, ultrasonic modified starch and octenyl succinic anhydride (OSA) modified starch were prepared under ultrasonic conditions. The effect of ultrasound on the structure and properties of native starch were studied to see whether ultrasound could pro ...
DOI:
10.1016/j.fochx.2020.100077
PubMed:
32072153
PubMed Central:
PMC7011029

6. Ultrasound-accelerated green synthesis of new quinolin-2-thione derivatives and antimicrobial evaluation against Escherichia coli and Staphylococcus aureus

Author:
Geesi, Mohammed H.; Moustapha, Moustapha E.; Bakht, Mohammed A.; Riadi, Yassine
Source:
Sustainable chemistry and pharmacy 2020 v.15 pp. 100195
ISSN:
2352-5541
Subject:
ultrasonic treatment,   etc   ; Escherichia coli; Staphylococcus aureus; antibacterial properties; green chemistry;     Show all 5 Subjects
Abstract:
... An efficient, green strategy to access to a new series of quinolinthiones was investigated. The targeted derivatives have been prepared from arylhydrazides and 2-thiocoumarin under ultrasound irradiation in refluxing water. The remarkable features of this strategy are simple procedure, high conversion, cleaner with short reaction times. All resultant compounds were screened against bacterial strai ...
DOI:
10.1016/j.scp.2019.100195

7. Rapid exfoliation for few-layer enriched black phosphorus dispersion via a superhydrophobic silicon-nanowire-embedded microfluidic process

Author:
Choi, Chang-Ho; Ko, Dong-Hyeon; Jun, Ho Young; Ryu, Si Ok; Kim, Dong-Pyo
Source:
Green chemistry 2020 v.22 no.3 pp. 699-706
ISSN:
1463-9270
Subject:
ultrasonic treatment,   etc   ; delamination; green chemistry; hydrophobicity; liquids; nanowires; phosphorus; silicon;     Show all 8 Subjects
Abstract:
... The exfoliation of bulk black phosphorus (BP) into few-layer BP flakes is a critical process for wide applications of atomically thin layered BP. Although liquid exfoliation enables scalable and facile production of few-layer BP flakes, the low exfoliation efficiency remains a major hurdle, and thus, an advanced exfoliation technique is needed. In this study, we introduce a novel exfoliation techn ...
DOI:
10.1039/c9gc02337b

8. Validation of a method for the determination of triphenylmethane dyes in trout and shrimp with superior extraction efficiency

Author:
Eich, Jürgen; Bohm, Detlef A.; Holzkamp, Dagmar; Mankertz, Joachim
Source:
Food additives & contaminants 2020 v.37 no.1 pp. 84-93
ISSN:
1944-0057
Subject:
ultrasonic treatment,   etc   ; gentian violet; malachite green; metabolites; shrimp; trout;     Show all 6 Subjects
Abstract:
... The described methods are able to analyse the triphenylmethane dyes malachite green (MG), crystal violet (CV) and brilliant green (BG) as well as their leuco metabolites leuco malachite green (LMG), leuco crystal violet (LCV) and leuco brilliant green (LBG) on the basis of a simple and fast extraction. The validation of the methods in two studies without and with a heated ultrasonic treatment duri ...
DOI:
10.1080/19440049.2019.1671611

9. Ultrasound-assisted detachment behavior of glass beads and fragments from a fixed bubble

Author:
Ma, Guangxi; Xia, Wencheng; Xie, Guangyuan; Peng, Yaoli
Source:
Powder technology 2019 v.355 pp. 611-616
ISSN:
0032-5910
Subject:
ultrasonic treatment,   etc   ; glass; powders; ultrasonics;     Show all 4 Subjects
Abstract:
... Glass beads and fragments were selected as different shape materials to investigate bubble-particle detachment behavior under ultrasound-assisted detachment tests. The oscillation of the unloaded bubble was also observed. The results showed that the changing trend of projected area of a fixed unloaded bubble under ultrasound-assisted detachment test looked like a harmonic wave. The oscillation fre ...
DOI:
10.1016/j.powtec.2019.07.092

10. Visual monitoring of trace water in organic solvents based on ecofriendly b/r-CDs ratiometric fluorescence test paper

Author:
Liu, Xiqing; Zhou, Zhiping; Wang, Tao; Deng, Pengyin; Yan, Yongsheng
Source:
Talanta 2020 v.216 pp. 120958
ISSN:
0039-9140
Subject:
ultrasonic treatment,   etc   ; carbon quantum dots; fluorescence; fluorescent dyes; green tea; monitoring; solvents;     Show all 7 Subjects
Abstract:
... Developing a green, non-toxic and easy to synthesize of fluorescence probe for fast and visual detecting trace water in various organic solvents was an important task. Here, a novel dual-emission fluorescence probe (b/r-CDs) was designed based on the red CDs (r-CDs) and blue CDs (b-CDs) to detect the trace water and enhance the visualization for naked-eye observation in different organic solvents. ...
DOI:
10.1016/j.talanta.2020.120958

11. Extraction induced by emulsion breaking for As, Se and Hg determination in crude palm oil by vapor generation-AFS

Author:
Souza Valasques, Gisseli; Maria Pinto dos Santos, Ana; Levi França da Silva, Daniel; Mozart Ferreira da Mata Cerqueira, Uillian; Luis Costa Ferreira, Sérgio; Nei Lopes dos Santos, Walter; Almeida Bezerra, Marcos
Source:
Food chemistry 2020 v.318 pp. 126473
ISSN:
0308-8146
Subject:
ultrasonic treatment,   etc   ; arsenic; atomic absorption spectrometry; cold; emulsifying; emulsions; fluorescence emission spectroscopy; mercury; palm oils; vapors;     Show all 10 Subjects
Abstract:
... In this work is presented the development of a method for As and Se determination in crude palm oil samples by hydride generation atomic fluorescence spectrometry and Hg by cold vapor atomic fluorescence spectrometry after ultrasound-assisted emulsification and extraction induced by emulsion breaking (EIEB). The optimization of the method was carried out by multivariate designs. The developed meth ...
DOI:
10.1016/j.foodchem.2020.126473

12. Hematoporphyrin monomethyl ether mediated sonodynamic antimicrobial chemotherapy on porphyromonas gingivalis in vitro

Author:
Zhang, Yi; Zhang, Hongbo; Zhuang, Deshu; Bi, Liangjia; Hu, Zheng; Cao, Wenwu
Source:
Microbial pathogenesis 2020 v.144 pp. 104192
ISSN:
0882-4010
Subject:
ultrasonic treatment,   etc   ; Porphyromonas gingivalis; antibacterial properties; drug therapy; irradiation; reactive oxygen species; ultrasonics;     Show all 7 Subjects
Abstract:
... This study aimed to evaluate the efficacy of hematoporphyrin monomethyl ether (HMME)-mediated sonodynamic antimicrobial chemotherapy (SACT) on Porphyromonas gingivalis (P. gingivalis). P. gingivalis (ATCC 33277) was used in the present study. The bacterial suspension was randomly divided into five groups: Group 1 was incubated for 2 h in the dark with HMME in various concentrations (10, 20, 30 and ...
DOI:
10.1016/j.micpath.2020.104192

13. Ultrasound enhanced biosynthesis of L-theanine from L-glutamine and ethylamine by recombinant γ-glutamyltranspeptidase

Author:
Xu, Lisheng; Han, Fangkai; Zhang, Xingtao; Yu, Qiaoling
Source:
Bioresource technology 2020 v.307 pp. 123251
ISSN:
0960-8524
Subject:
ultrasonic treatment,   etc   ; amines; biosynthesis; gamma-glutamyltransferase; glutamine; mutants; pH; response surface methodology; temperature; thermal stability; ultrasonics;     Show all 11 Subjects
Abstract:
... A mutant library of the key amino acid residue site E387 in γ-glutamyltranspeptidase was constructed to screen the mutant enzymes with significantly improved thermal stability (E387Q). The reaction temperature of the mutant enzyme (E387Q) was 10℃ higher than that of the parent enzyme. Ultrasound-assisted synthesis of L-theanine by γ-glutamyltranspeptidase was investigated. The effects of ultrasoni ...
DOI:
10.1016/j.biortech.2020.123251

14. Determination of diterpene esters in green and roasted coffees using direct ultrasound assisted extraction and HPLC–DAD combined with spectral deconvolution

Author:
Moeenfard, Marzieh; Erny, Guillaume L.; Alves, Arminda
Source:
Journal of food measurement & characterization 2020 v.14 no.3 pp. 1451-1460
ISSN:
2193-4126
Subject:
ultrasonic treatment,   etc   ; diodes; diterpenoids; ethyl ether; high performance liquid chromatography; monitoring; palmitates; roasting; solvents; ultrasonics;     Show all 10 Subjects
Abstract:
... In recent decades, attraction towards the green extraction techniques has persuaded researchers to find an alternative for traditional extraction techniques. Here, the application of ultrasound assisted extraction (UAE) followed by chromatographic analysis using high performance liquid chromatography combined with diode array detection and spectral deconvolution (HPLC–DAD/SD) were investigated to ...
DOI:
10.1007/s11694-020-00395-3

15. Surface modification of α-chitin using an acidic treatment followed by ultrasonication: Measurements of their sorption properties

Author:
Ablouh, El-Houssaine; Jalal, Rachid; Rhazi, Mohammed; Taourirte, Moha
Source:
International journal of biological macromolecules 2020 v.151 pp. 492-498
ISSN:
0141-8130
Subject:
ultrasonic treatment,   etc   ; adsorption; aqueous solutions; biopolymers; crystal structure; methylene blue; physicochemical properties; surface area; thermal degradation;     Show all 9 Subjects
Abstract:
... The biopolymer α-chitin is a promising raw source that can be used as a low-cost material for environmental applications. Nevertheless, its low surface properties and high crystallinity limit its use. Recent developments include surface modification as one of the most promising strategies for the application of α-chitin. To this end, we used an acidic treatment, followed by ultrasonication, to mod ...
DOI:
10.1016/j.ijbiomac.2020.02.204

16. Highly selective detection of l-Phenylalanine by molecularly imprinted polymers coated Au nanoparticles via surface-enhanced Raman scattering

Author:
Zhou, Jiayuan; Sheth, Sujitraj; Zhou, Haifeng; Song, Qijun
Source:
Talanta 2020 v.211 pp. 120745
ISSN:
0039-9140
Subject:
ultrasonic treatment,   etc   ; Raman spectroscopy; amino acid derivatives; blood serum; detection limit; molecular imprinting; nanogold; phenylalanine; polymers;     Show all 9 Subjects
Abstract:
... Molecularly imprinted film coated gold nanoprticles (MIP-AuNPs) were employed as surface-enhanced Raman scattering (SERS) substrate for sensitive and selective recognition and quantification of l-Phenylalanine (L-Phe). The MIP was in-situ formed on the AuNPs by sol-gel technique using L-Phe as the template molecule, tetraethyl orthosilicate as the crosslinker and phenyltrimethoxysilane as the func ...
DOI:
10.1016/j.talanta.2020.120745

17. Biorefinery of Chlorella sorokiniana using ultra sonication assisted liquid triphasic flotation system

Author:
Koyande, Apurav Krishna; Chew, Kit Wayne; Lim, Jun-Wei; Lam, Man-Kee; Ho, Yeek-Chia; Show, Pau-Loke
Source:
Bioresource technology 2020 v.303 pp. 122931
ISSN:
0960-8524
Subject:
ultrasonic treatment,   etc   ; Chlorella sorokiniana; alcohols; ammonium sulfate; biomass; biorefining; lipids; microalgae; proteins; sonication;     Show all 10 Subjects
Abstract:
... The aim of this work was to study the ultrasonication-assisted Liquid Tri-phasic Flotation (LTF) System to obtain lipid and protein from microalgae Chlorella sorokiniana in a single step as a novel process. In the current study, biorefinery of Chlorella sorokiniana was performed using LTF system in a single step. The highest protein recovery of 97.43 ± 1.67% and lipid recovery of 69.50 ± 0.54% wer ...
DOI:
10.1016/j.biortech.2020.122931

18. Evaluation the Effects of Ultrasonic Parameters on Simultaneously Extraction and Size Reduction of Lycopene from Tomato Processing Waste

Author:
Anarjan, Navideh
Source:
Waste and biomass valorization 2020 v.11 no.5 pp. 1929-1940
ISSN:
1877-2641
Subject:
ultrasonic treatment,   etc   ; lycopene; models; nanotechnology; particle size; processing waste; regression analysis; response surface methodology; tomatoes; ultrasonics;     Show all 10 Subjects
Abstract:
... Lycopene was simultaneously extracted from tomato processing waste and size reduced into nano-ranges from 36 to 150 nm, via ultrasonic assisted nanoprecipitation technique. The effects of main processing parameters namely, organic to aqueous phase ratio, ultrasonic amplitude and time were evaluated on mean particle size, polydispersity (PDI) and lycopene content of produced nanodispersions, using ...
DOI:
10.1007/s12649-018-0528-y

19. Exfoliation and defect control of graphene oxide for waterborne electromagnetic interference shielding coatings

Author:
Zhang, Wenbo; Wei, Linfeng; Ma, Jianzhong; Bai, Shu-Lin
Source:
Composites 2020 v.132 pp. 105838
ISSN:
1359-835X
Subject:
ultrasonic treatment,   etc   ; chemical reduction; coatings; composite materials; electromagnetic interference; graphene; graphene oxide; latex; oxidants; tensile strength;     Show all 10 Subjects
Abstract:
... Graphene oxide (GO) prepared by Hummers’ method possesses many structural defects which decrease its conductivity and limit its application in electromagnetic interference (EMI) shielding. Highly exfoliated GO with less defects (LGO) was prepared by a combination of less oxidant dosage (only 1/3 of the original dosage) and ultrasound-assisted Hummers’ method. The sulfonated reduced LGO (S-rLGO) wa ...
DOI:
10.1016/j.compositesa.2020.105838

20. Facile synthesis of SnO2 2D nanoflakes for ultrasound-assisted photodegradation of tetracycline hydrochloride

Author:
Yashas, S. R.; Shivaraju, H. P.; Thinley, T.; Pushparaj, K. S.; Maleki, A.; Shahmoradi, B.
Source:
International journal of environmental science and technology 2020 v.17 no.5 pp. 2593-2604
ISSN:
1735-1472
Subject:
ultrasonic treatment,   etc   ; crystal structure; irradiation; light; mineralization; photocatalysis; photolysis; tetracycline; tin dioxide; toxins; ultrasonics; wastewater;     Show all 12 Subjects
Abstract:
... The present study demonstrates the facile synthesis of SnO₂ (tin oxide) 2D nanoflakes (2-dimensional) for sonophotocatalytic tetracycline hydrochloride (TcH) degradation. TcH is known to be widely used antibiotic, but even minute concentrations of it make the aqueous environment unsafe for living beings. As-synthesized SnO₂ was thoroughly characterized to reveal its morphology, crystal structure a ...
DOI:
10.1007/s13762-020-02636-w