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Questions related from Mj Kim
I synthesized ZnO nanotube array via hydrothermal method and measured its photoluminescence (PL) property. There are so many PL peaks (UV emission and vis emission). UV emission peaks can be...
26 April 2021 3,977 1 View
Urease enzyme has six subunits and its molecular weight is ~544620 Da. One subunit is about 90700 Da. How to electrophoresis of urease with SDS (SDS-PAGE)?
27 November 2019 6,668 4 View
These days, I have tried to synthesize TiO2 nanotubes but failed again and again. I attached SEM images of as-synthesized TiO2 samples. (Most parts of TiO2 sample were not made to nanotubes (1)....
21 November 2019 4,388 4 View
I'm trying to prepare TiO2 nanotubes by anodizing Ti metal. Electrolye is 0.5 M H2SO4 and 0.5% HF and cathode is SUS. Anodization for TiO2 nanotube synthesis usually takes about 2 h. And it is...
27 June 2019 2,182 3 View
I used to synthesize TiO2 nanowires from a Ti plate through a wet corrosion method: (1)dipping a Ti plate in a KOH solution (10 M) for 24 h at room temperature, (2) dipping a KOH-treated Ti plate...
14 June 2019 1,537 3 View
I have a question about anodic oxidation of Ti metal. I used Ti metal (3 cm x 3 cm x 1 mm) as an anode and SUS (stainless steel) as a cathode. And electrolyte consists of H2SO4 (0.5 M, final...
01 January 1970 9,717 1 View
The band gap of TiO2 nanowires (semiconductor) was measured by UV-Vis spectroscopy using Kubelka-Munk function. Then how to measure the level of the conduction band or/and valence band edge of...
01 January 1970 8,683 3 View
Why the g-C3N4 material exhibits piezoelectricity?
01 January 1970 5,229 1 View
