http://chineseinput.net/에서 pinyin(병음)방식으로 중국어를 변환할 수 있습니다.
변환된 중국어를 복사하여 사용하시면 됩니다.
Cadmium Sulphide Nanorods: Synthesis, Characterization and their Photocatalytic Activity
Giribabu, Krishnamoorthy,Suresh, Ranganathan,Manigandan, Ramadoss,Vijayaraj, Arunachalam,Prabu, Raju,Narayanan, Vengidusamy Korean Chemical Society 2012 Bulletin of the Korean Chemical Society Vol.33 No.9
Cadmium sulphide (CdS) nanorods were prepared by a single precursor thermal decomposition (SPTD) method. The formation of CdS nanorods and their structure, morphology and elemental composition were studied by means of FT-IR, XRD, FE-SEM, HR-TEM and EDAX analysis. Photoluminescence (PL) and lifetime measurements were recorded to study the luminescence properties of the material. The PL spectrum of the CdS nanorods showed one broad peak and four shoulders and the cause for this emission was discussed. The PL emissions from the band edge and deep trap state of the CdS nanorods were studied by lifetime measurements. Further, the synthesized CdS nanorods showed an increase in efficiency of photocatalytic degradation of methylene blue (MB) and rhodamine B (RhB). The increase in the photocatalytic activity was attributed to the mixed phase of the CdS nanorods.
Cadmium Sulphide Nanorods: Synthesis, Characterization and their Photocatalytic Activity
Krishnamoorthy Giribabu,Ranganathan Suresh,Ramadoss Manigandan,Arunachalam Vijayaraj,Raju Prabu,Vengidusamy Narayanan 대한화학회 2012 Bulletin of the Korean Chemical Society Vol.33 No.9
Cadmium sulphide (CdS) nanorods were prepared by a single precursor thermal decomposition (SPTD) method. The formation of CdS nanorods and their structure, morphology and elemental composition were studied by means of FT-IR, XRD, FE-SEM, HR-TEM and EDAX analysis. Photoluminescence (PL) and lifetime measurements were recorded to study the luminescence properties of the material. The PL spectrum of the CdS nanorods showed one broad peak and four shoulders and the cause for this emission was discussed. The PL emissions from the band edge and deep trap state of the CdS nanorods were studied by lifetime measurements. Further, the synthesized CdS nanorods showed an increase in efficiency of photocatalytic degradation of methylene blue (MB) and rhodamine B (RhB). The increase in the photocatalytic activity was attributed to the mixed phase of the CdS nanorods.
Suresh Ranganathan,Prabu Raju,Vijayaraj Arunachalam,Giribabu Krishnamoorty,Manigandan Ramadoss,Stephen Arumainathan,Narayanan Vengidusamy 대한화학회 2012 Bulletin of the Korean Chemical Society Vol.33 No.6
Poly(anthranilic acid) was synthesized by rapid mixing method using 5-sulphosalicylic acid as a dopant. The synthesized polymer was characterized by various techniques like FT-IR, UV-Visible, and X-ray diffraction etc., The FT-IR studies reveal that the 5-sulphosalicylic acid is well doped within the polymer. The morphological property was characterized by field emission scanning electron microscopic technique. The electrochemical properties of the polymer were studied by cyclic voltammetric method. The synthesized polymer was used to modify glassy carbon electrode (GCE) and the modified electrode was found to exhibit electrocatalytic activity for the oxidation of uric acid (UA).
Giribabu, Krishnan,Oh, Seo Yeong,Suresh, Ranganathan,Kumar, Sivakumar Praveen,Manigandan, Ramadoss,Munusamy, Settu,Gnanamoorthy, Govindhan,Kim, Jun Yeong,Huh, Yun Suk,Narayanan, Vengidusamy Springer-Verlag 2016 Mikrochimica acta Vol.183 No.8
<P>We describe the preparation of a nanohybrid consisting of nitrogen doped reduced graphene oxide and CuS nanoparticles (N-rGO/CuS) by in-situ microwave irradiation at weight ratios of 25/75, 50/50, and 75/25. The resulting nanohybrids were characterized by X-ray diffraction, X-ray photoelectron spectroscopy, FTIR, spectroscopy, scanning electron and transmission electron microscopy, electrochemically by cyclic voltammetry and electrochemical impedance analysis. It is shown that the CuS nanoparticles are evenly decorated onto the N-rGO surface. The nanohybrids was placed on glassy carbon electrode (GCE) where they showed electro-reductive activity towards picric acid, typically at working voltages between -0.2 and -0.8 V (vs. SCE). Effects of pH value and scan rate were evaluated, and it is shown that two electrons are involved in electro-reduction. The detection limits of the GCE modified with various N-rGO/CuS hybrids (with 25/75, 50/50, and 75/25 wt%) are 6.2, 3.2, and 0.069 mu M respectively. The method demonstrates its applicability in sensing of picric acid with good reproducibility.</P>
Ranganathan, Suresh,Raju, Prabu,Arunachalam, Vijayaraj,Krishnamoorty, Giribabu,Ramadoss, Manigandan,Arumainathan, Stephen,Vengidusamy, Narayanan Korean Chemical Society 2012 Bulletin of the Korean Chemical Society Vol.33 No.6
Poly(anthranilic acid) was synthesized by rapid mixing method using 5-sulphosalicylic acid as a dopant. The synthesized polymer was characterized by various techniques like FT-IR, UV-Visible, and X-ray diffraction $etc.$, The FT-IR studies reveal that the 5-sulphosalicylic acid is well doped within the polymer. The morphological property was characterized by field emission scanning electron microscopic technique. The electrochemical properties of the polymer were studied by cyclic voltammetric method. The synthesized polymer was used to modify glassy carbon electrode (GCE) and the modified electrode was found to exhibit electrocatalytic activity for the oxidation of uric acid (UA).