A porous PdO microrod-based electrochemical sensor for nanomolar-level Cu2+ released from cells

2014 ◽  
Vol 2 (44) ◽  
pp. 7719-7724 ◽  
Author(s):  
Xia Cao ◽  
Yu Han ◽  
Caizhen Gao ◽  
Ying Xu ◽  
Xiaomin Huang ◽  
...  

Highly porous PdO microrods (PoPdOMRs) with a well-defined morphology, large surface area and active sites were synthesized via a facile wet chemical method for the first time.

2020 ◽  
Vol 2 (10) ◽  
pp. 4881-4886
Author(s):  
Cong Shen ◽  
Xuemin Li ◽  
Yajing Wei ◽  
Zhenming Cao ◽  
Huiqi Li ◽  
...  

We successfully synthesized excavated rhombic dodecahedral PtCo NCs using a wet chemical method. This structure and the alloy nature render the PtCo ERD NCs a large electrochemically active surface area and an excellent catalyst for OER and the methanol oxidation reaction.


2003 ◽  
Vol 783 ◽  
Author(s):  
Xiao-Hui Wang ◽  
Ren-Zheng Chen ◽  
Zhi-Lun Gui ◽  
Long-Tu Li

ABSTRACTIn this paper, the BaTiO3 nanoceramics have been fabricated by pressureless sintering for the first time. High purity BaTiO3 powders in nano-size of 50∼80nm synthesized by wet chemical method were used to fabricate nanoceramics. The addition of an appropriate amount of Nb2O5 and Co3O4 was found to suppress the grain growth, which is normally encountered in the conventional pressless sintering. The effects of Nb2O5 and Co3O4 on the phase structure, microstructure and dielectric properties of the sintered ceramics were investigated. The BaTiO3 ceramics with the average grain size less than 100nm were achieved after sintering below 1220°C with dielectric constant up to 2000 at room temperature, which is of cubic structure and meets the requirement of X7R specification.


Ionics ◽  
2021 ◽  
Vol 27 (4) ◽  
pp. 1465-1475
Author(s):  
Ning Zhang ◽  
Ying Li ◽  
Yadan Luo ◽  
Zhen Yang ◽  
Jiayao Lu

RSC Advances ◽  
2016 ◽  
Vol 6 (60) ◽  
pp. 55546-55551 ◽  
Author(s):  
Shu-Qing Lv ◽  
Ya-Fei Pan ◽  
Pei-Bo Yang ◽  
Guang-Sheng Wang

By using a simple wet chemical method and hot-molding procedure, a kind of flexible film with enhance absorption properties based on binary cobalt nanochains/polyvinylidene fluoride (PVDF) hybrids has been successfully fabricated.


2010 ◽  
Vol 500 (2) ◽  
pp. L17-L21 ◽  
Author(s):  
Shao-Hwa Hu ◽  
Yi-Chuan Chen ◽  
Chyi-Ching Hwang ◽  
Cheng-Hsiung Peng ◽  
Dah-Chuan Gong

2017 ◽  
Vol 8 ◽  
pp. 1257-1265 ◽  
Author(s):  
Urszula Klekotka ◽  
Magdalena Rogowska ◽  
Dariusz Satuła ◽  
Beata Kalska-Szostko

Ferrite nanoparticles with nominal composition Me0.5Fe2.5O4 (Me = Co, Fe, Ni or Mn) have been successfully prepared by the wet chemical method. The obtained particles have a mean diameter of 11–16 ± 2 nm and were modified to improve their magnetic properties and chemical activity. The surface of the pristine nanoparticles was functionalized afterwards with –COOH and –NH2 groups to obtain a bioactive layer. To achieve our goal, two different modification approaches were realized. In the first one, glutaraldehyde was attached to the nanoparticles as a linker. In the second one, direct bonding of such nanoparticles with a bioparticle was studied. In subsequent steps, the nanoparticles were immobilized with enzymes such as albumin, glucose oxidase, lipase and trypsin as a test bioparticles. The characterization of the nanoparticles was acheived by transmission electron microscopy, X-ray diffraction, energy dispersive X-ray and Mössbauer spectroscopy. The effect of the obtained biocomposites was monitored by Fourier transform infrared spectroscopy. The obtained results show that in some cases the use of glutaraldehyde was crucial (albumin).


2003 ◽  
Vol 265 (1) ◽  
pp. 23-28 ◽  
Author(s):  
Madhuri Mandal ◽  
Subrata Kundu ◽  
Sujit Kumar Ghosh ◽  
Tapan K. Sau ◽  
S.M. Yusuf ◽  
...  

RSC Advances ◽  
2015 ◽  
Vol 5 (89) ◽  
pp. 73011-73019 ◽  
Author(s):  
Yanzhao Zhai ◽  
Yongjun Ji ◽  
Guangna Wang ◽  
Yongxia Zhu ◽  
Hezhi Liu ◽  
...  

Ternary CuO–Cu2O–Cu synthesized by a wet chemical method showed improved performance in the Rochow reaction due to the synergistic effect.


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