2019 |
Aliaga, J; Vera, P; Araya, J; Ballesteros, L; Urzúa, J; Farías, M; Paraguay-Delgado, F; Alonso-Núñez, G; González, G; Benavente, E Electrochemical Hydrogen Evolution over Hydrothermally Synthesized Re-Doped Mos2 Flower-Like Microspheres Artículo de revista Molecules, 24 (24), pp. 4631-4631, 2019. Resumen | Enlaces | BibTeX | Etiquetas: Electrochemical Hydrogen Evolution, Hydrothermally, Microspheres @article{RN52, title = {Electrochemical Hydrogen Evolution over Hydrothermally Synthesized Re-Doped Mos2 Flower-Like Microspheres}, author = {J Aliaga and P Vera and J Araya and L Ballesteros and J Urz\'{u}a and M Far\'{i}as and F Paraguay-Delgado and G Alonso-N\'{u}\~{n}ez and G. Gonz\'{a}lez and E Benavente}, url = {https://www.mdpi.com/1420-3049/24/24/4631}, doi = {10.3390/molecules24244631}, year = {2019}, date = {2019-01-01}, journal = {Molecules}, volume = {24}, number = {24}, pages = {4631-4631}, abstract = { In this research, we report a simple hydrothermal synthesis to prepare rhenium (Re)- doped MoS2 flower-like microspheres and the tuning of their structural, electronic, and electrocatalytic properties by modulating the insertion of Re. The obtained compounds were characterized by X-ray diffraction (XRD), scanning electron microscopy (SEM), high-resolution transmission electron microscopy (HRTEM), Raman spectroscopy, and X-ray photoelectron spectroscopy (XPS). Structural, morphological, and chemical analyses confirmed the synthesis of poorly crystalline Re-doped MoS2 flower-like microspheres composed of few stacked layers. They exhibit enhanced hydrogen evolution reaction (HER) performance with low overpotential of 210 mV at current density of 10 mA/cm2, with a small Tafel slope of 78 mV/dec. The enhanced catalytic HER performance can be ascribed to activation of MoS2 basal planes and by reduction in charge transfer resistance during HER upon doping. },keywords = {Electrochemical Hydrogen Evolution, Hydrothermally, Microspheres}, pubstate = {published}, tppubtype = {article} } <p>In this research, we report a simple hydrothermal synthesis to prepare rhenium (Re)- doped MoS2 flower-like microspheres and the tuning of their structural, electronic, and electrocatalytic properties by modulating the insertion of Re. The obtained compounds were characterized by X-ray diffraction (XRD), scanning electron microscopy (SEM), high-resolution transmission electron microscopy (HRTEM), Raman spectroscopy, and X-ray photoelectron spectroscopy (XPS). Structural, morphological, and chemical analyses confirmed the synthesis of poorly crystalline Re-doped MoS2 flower-like microspheres composed of few stacked layers. They exhibit enhanced hydrogen evolution reaction (HER) performance with low overpotential of 210 mV at current density of 10 mA/cm2, with a small Tafel slope of 78 mV/dec. The enhanced catalytic HER performance can be ascribed to activation of MoS2 basal planes and by reduction in charge transfer resistance during HER upon doping.</p> |
2019 |
Electrochemical Hydrogen Evolution over Hydrothermally Synthesized Re-Doped Mos2 Flower-Like Microspheres Artículo de revista Molecules, 24 (24), pp. 4631-4631, 2019. |