Theranostic two-dimensional superparamagnetic maghemite quantum structure for ROS-mediated cancer therapy

Author(s):  
Yaser Rehman ◽  
Z. X. Cheng ◽  
Xiaolin Wang ◽  
Xu-Feng Huang ◽  
Konstantin Konstantinov

Size and shape-controlled two-dimensional (2D) superparamagnetic maghemite (γ-Fe2O3) quantum flakes (MQF) with high surface area and mesoporosity prepared by facile hydrothermal synthesis and calcination for biological applications. These quantum flakes...

2012 ◽  
Vol 531-532 ◽  
pp. 508-511 ◽  
Author(s):  
Yan Juan Li ◽  
Nan Li ◽  
Xiao Yan ◽  
Yue Chi ◽  
Qing Yuan ◽  
...  

One-step and controlled pH hydrothermal synthesis of transition metal disulfide using double molybdenum sources to synthesize MoS2 nano-flowers at low temperature was first reported. Anhydrous molybdenum pentachloride (MoCl5) and four sulfur ammonium molybdate ((NH4) 6Mo7O24•4H2O) were the molybdenum source and CS (NH2) 2 was the sulfur source. Through hydrothermal method, MoS2 was obtained at 180 °C. The pH value of system was controlled by adjusting the molar ratio of MoCl5 and (NH4) 6Mo7O24•4H2O. The products were characterized by powder X-ray diffraction (XRD), scanning electron microscopy (SEM), surface area (BET) and transmission electron microscopy (TEM). The results show that the products were hexagonal MoS2 with a high crystalline and flower-like structure consisted of small particles. The thickness of petals is a few to tens of nanometers. By changing the molar ratio of molybdenum sources, the resultant phase from the mixed phase transited to the pure phase and the purity of synthetic MoS2 crystal increaseed.


RSC Advances ◽  
2021 ◽  
Vol 11 (21) ◽  
pp. 12607-12613
Author(s):  
Rong-Jun Huang ◽  
Subramanian Sakthinathan ◽  
Te-Wei Chiu ◽  
Chaofang Dong

Hydrothermal synthesis of CuCrO2 nanopowder for H2 production by methanol steam reforming.


Author(s):  
Varun Kumar Sharma ◽  
Mohd Yusuf ◽  
Prem Kumar ◽  
. Sheeba ◽  
. Nafisa ◽  
...  

The field of nanoscience has evolved into a wide variety of successes over the past two decades and the emphasis on nanotechnology is to revolve around various dynamic fields, such as sensor, biomedical, and many useful applications. Advances in related fields are certainly due to the ability to synthesize nanoparticles from a variety of materials, structures, and to convert samples into complex nanoarchitectures. The promises of nanomedicine are broad. Graphene (Gr), the first 2-dimensional material to stand alone, is a type of new nanomaterial that leads to the excitement of natural biological applications. Number of researches has been conducted on applicability of GBNs in the area of environment, biomedical, and healthcare sectors. As compared to other nanomaterials, extraordinary properties of graphene-based nanomaterials (GBNs) like high surface area, multilayers, multifunctional and excellent biocompatibility make them capable to play great roll of highly-tailored multifunctional delivery vehicles for drugs delivery, gene delivery, phototherapy and bioimaging. However, research communities performed plenty of research works on GBNs synthesis and biological acitivity evaluation, but  there is limited comprehensive reviews published so far biological applications. So, we have studied a large number of scientific reports and investigations, presented in this review describing recent progress and modern perspectives with respect to graphene and related nanomaterials for biological applications.


2017 ◽  
Vol 69 ◽  
pp. 13-21 ◽  
Author(s):  
V.V. Butova ◽  
A.P. Budnyk ◽  
E.A. Bulanova ◽  
C. Lamberti ◽  
A.V. Soldatov

2007 ◽  
Vol 61 (2) ◽  
pp. 570-573 ◽  
Author(s):  
Zilong Tang ◽  
Linfeng Hu ◽  
Zhongtai Zhang ◽  
Junrong Li ◽  
Shaohua Luo

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