Catalytic SrMoO4 nanoparticles and conducting polymer composite sensor for monitoring of K+-induced dopamine release from neuronal cells

Author(s):  
Khatun A Jannath ◽  
Mahmood Hassan Akhtar ◽  
NG Gurudatt ◽  
Deog-Su Park ◽  
Kwang Bok Kim ◽  
...  

Octahedral SrMoO4 nanoparticles (NPs) with a high degree of crystallinity and controlled size (250-350 nm) were synthesized for the first time by employing a facile hydrothermal method. The prepared NPs...

2016 ◽  
Vol 52 (75) ◽  
pp. 11274-11276 ◽  
Author(s):  
Jin Han ◽  
Maowen Xu ◽  
Yubin Niu ◽  
Guan-Nan Li ◽  
Minqiang Wang ◽  
...  

Novel K2Ti8O17 is successfully fabricated via a facile hydrothermal method combined with a subsequent annealing treatment and further evaluated as an anode material for potassium-ion batteries for the first time.


RSC Advances ◽  
2016 ◽  
Vol 6 (56) ◽  
pp. 51426-51434 ◽  
Author(s):  
Mahdi Maleki ◽  
Mohammadreza Shokouhimehr ◽  
Hossein Karimian ◽  
Ali Beitollahi

In this work, for the first time, we report the successful synthesis of three-dimensionally interconnected porous boron nitride foams (BNFs) with a high degree of crystallinity using porous sacrificial polymeric templates.


RSC Advances ◽  
2015 ◽  
Vol 5 (65) ◽  
pp. 53019-53024 ◽  
Author(s):  
Qian Jiang ◽  
Xingzhong Yuan ◽  
Hou Wang ◽  
Xiaohong Chen ◽  
Shansi Gu ◽  
...  

Three-dimensional spherical Sb2S3/Sb4O5Cl2 microcrystallines were synthesized for the first time via a facile hydrothermal process without any oxychlorides at 100 °C.


2011 ◽  
Vol 295-297 ◽  
pp. 368-372 ◽  
Author(s):  
Ya Lan Zhong ◽  
Yi Fu Zhang ◽  
Xin Liu ◽  
Xing Hai Liu ◽  
Chi Huang ◽  
...  

VO2(A) nanobelts have been synthesized using V2O5, H2O2, ethanol, H2O as the starting materials through a facile hydrothermal method. The as-obtained products were characterized by X-ray powder diffraction (XRD), X-ray photoelecton spectroscopy (XPS), transmission electron microscopy (TEM) and differential scanning calorimetry (DSC). Some parameters, such as, the reaction time, reaction temperature and the ratio of EtOH/H2O, have greatly influenced on the phases and morphologies of the final products. It was found that VO2(A) can be converted to VO2(M) at 700 °C for 2 h for the first time. Furthermore, the phase transition properties of VO2(A) and VO2(M) phases were respectively studied.


2021 ◽  
Author(s):  
P. Rafael Donnarumma ◽  
Sahara Frojmovic ◽  
Hudson de Aguiar Bicalho ◽  
Hatem M. Titi ◽  
Ashlee J Howarth

Rare-earth (RE) analogues of UiO-66 with non-functionalised 1,4-benzenedicarboxylate linkers are synthesised for the first time, and a series of synthetic approaches is provided to troubleshoot the synthesis. RE-UiO-66 analogues are fully characterised, and demonstrate a high degree of crystallinity, high surface area and thermal stability, consistent with the UiO-66 archetype.


2021 ◽  
Author(s):  
P. Rafael Donnarumma ◽  
Sahara Frojmovic ◽  
Hudson de Aguiar Bicalho ◽  
Hatem M. Titi ◽  
Ashlee J Howarth

Rare-earth (RE) analogues of UiO-66 with non-functionalised 1,4-benzenedicarboxylate linkers are synthesised for the first time, and a series of synthetic approaches is provided to troubleshoot the synthesis. RE-UiO-66 analogues are fully characterised, and demonstrate a high degree of crystallinity, high surface area and thermal stability, consistent with the UiO-66 archetype.


2016 ◽  
Vol 52 (78) ◽  
pp. 11661-11664 ◽  
Author(s):  
Jin Han ◽  
Yubin Niu ◽  
Shu-juan Bao ◽  
Ya-Nan Yu ◽  
Shi-Yu Lu ◽  
...  

Novel nanocubic KTi2(PO4)3 was successfully fabricated via a facile hydrothermal method combined with a subsequent annealing treatment and further evaluated as an electrode material for potassium-ion batteries for the first time.


2013 ◽  
Vol 11 (10) ◽  
pp. 1599-1605 ◽  
Author(s):  
Stefan Novaconi ◽  
Paulina Vlazan ◽  
Iosif Malaescu ◽  
Iulia Badea ◽  
Ioan Grozescu ◽  
...  

AbstractNanocrystalline powders of doped Bi2Te3, with Ag (S1 sample), Sb (S2 sample), Sn (S3 sample) ions with different morphology and particle size 30–50 nm were prepared by a ultrasonically assisted hydrothermal method in alkaline aqueous solution with different concentration of NaBH4 as reducing agent at 200°C for 3 hours and 80% fill degree of autoclave. The influence of dopants and hydrothermal treatment conditions on the formation features, phase composition, particle size, morphology and properties of the products were investigated by X-ray diffraction, scanning electron microscopy, energy dispersive spectroscopy, atomic force microscopy and electrical measurements. This paper reports a comparative study regarding the dopants influence to the shape and size of nano-structured thermoelectric materials. It was found that hydrothermal processing results in formation of low dimensional dispersion of doped Bi2Te3 nanostructures with desired shape and size and high degree of crystallinity with typical semiconductor behavior.


HortScience ◽  
1998 ◽  
Vol 33 (3) ◽  
pp. 492f-493
Author(s):  
Roberto F. Vieira ◽  
James E. Simon ◽  
Peter Goldsbrough ◽  
Antonio Figueira

Essential oils extracted from basil (Ocimum spp.) by steam distillation are used to flavor foods, oral products, in fragrances, and in traditional medicines. The genus Ocimum contains around 30 species native to the tropics and subtropics, with some species naturalized and/or cultivated in temperate areas. Interand intraspecific hybridization have created significant confusion in the botanical systematics of this genus. Taxonomy of basil (O. basilicum) is also complicated by the existence of numerous varieties, cultivars, and chemotypes within the species that do not differ significantly in morphology. In this study we are using RAPD markers and volatile oil composition to characterize the genetic diversity among the most economically important Ocimum species. We hypothesize that the genetic similarity revealed by molecular markers will more accurately reflect the morphological and chemical differences in Ocimum than essential oil composition per se. Preliminary research using five Ocimum species, four undetermined species, and eight varieties of O. basilicum (a total of 19 accessions) generated 107 polymorphic fragments amplified with 19 primers. RAPDs are able to discriminate between Ocimum species, but show a high degree of similarity between O. basilicum varieties. The genetic distance between nine species and among 55 accessions within the species O. americanum, O. basilicum, O. campechianum, O. × citriodorum, O. gratissimum, O. kilimandscharium, O. minimum, O. selloi, and O. tenuiflorum will be analyzed by matrix of similarity and compared to the volatile oil profile. This research will for the first time apply molecular markers to characterize the genetic diversity of Ocimum associate with volatile oil constituent.


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