Photocatalysis with high energy visible light?

More Eugene Gbekor's questions See All

What should I do in this situation ?

I'm an undergraduate university student conducting research on the effects of internet use on depression and anxiety among undergraduate Ghanaian university students: Mediation role of Internet...

31 July 2024 2,979 3 View

Why NCM cathode slurry has coating problem?

I tried to make slurry for NCM cathode but there was problem in coating process. The detail of my experiment is following; The ratio between active material(NCM811), conductive additives(Super-P)...

08 July 2024 7,327 4 View

How can the Global South effectively participate in climate change mitigation and adaptation in the Arctic and Antarctica regions?

The Global North primarily leads in climate financing, technological capacity and related matters. The Global South is mainly perceived to be a "victim." How can this mentality be re-engineered?

04 June 2024 1,854 2 View

How do I make automatic annotation of videos in Russian?

I have 293 (at the moment) videos of artificial intelligence system: https://lc.kubagro.ru/Video_lessons_by_Prof.E.V.Lutsenko/Catalog.php How do I make automatic annotation of videos in Russian?

22 April 2024 3,981 3 View

White spots on cells: Contamination or ?

Hello, I am culturing HepAD38 and I've started to notice these white spots present on the cells. The media is still clear and the cells don't seem to be dying rapidly. The spots are visible by...

04 February 2024 2,343 0 View

ResearchGate Help Canter is unaccessible. There are mathematics issues and biasing, where to address my question?

Where are sustained mathematics errors in RG Research Interest Score computations and sustained discrepancies in RG site and RG Apps, as well as biasing in measuring of citations.

13 January 2024 5,521 0 View

Is tenglement phenomenon selfconsistent?

Is it enough to tell: lets take two particles in entanglement state and increase distance between them. Can we be sure, that increasing distance will not kill entanglement state? What will be...

06 June 2023 6,967 5 View

How to calculate µmol/g and µmol/L in HPLC?

I extracted feces and plasma by the method below. 1. Feces 50 mg + water 1 mL 2. Plasma 100 µL + methanol 400 µL And 1 uL was injected into HPLC for thiamine analysis. When 1.1117 µM of glutmic...

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Are there any options for high-throughput parallel genomic and transcriptomic single cell sequencing?

I am interested in parallel genomic and transcriptomic sequencing at the single cell level but with the high throughput capacity of a system like 10X. I understand that this is doable at a...

03 March 2022 9,327 3 View

Best kit for generation of single nuclei suspension from mouse brain tissue?

Hello! I am looking to isolate cell nuclei from mouse brains (hypothalamus specifically) and have been considering several kits. There are two from Sigma - the Nuclei EZ Prep and Nuclei Pure...

15 June 2021 665 1 View

Controlling for pupil light reflex when analyzing pupil size time course?

I used eye tracking to examine how participants from two different populations (A and B) react to an image. Participants in population A exhibit larger pupil sizes over time, but they also have...

10 August 2024 3,229 0 View

Could dyes amplify the spectrum of light to a specific wavelength?

I am interested to know the behavior of dyes toward light. Specifically, Blue dyes re-emit the spectrum, especially from the green zone (known as principal in LED lamps, and blue dyes are known...

05 August 2024 3,290 1 View

Z-average size from Dynamic Light scattering can it be lower than the original probe size?

Hi everyone, Recently I have been conducting Dynamic Light scattering experiments in a micellar solution at 5 and gel at 37 degrees of Celsius with latex particles of diameter 190-500 nm. While...

01 August 2024 1,168 4 View

Can a Conventional 50W visible LED Lamp Emit UV Light?

I'm researching light sources and their UV emissions. I'm curious if a 50W, 7500K conventional LED lamp emits any UV light. I found that a 200W tungsten lamp can emit up to 1.5 mW/cm² at 350 nm....

31 July 2024 3,843 7 View

While doing Chronoamperometry, when the light is turned off, why the current is not decreasing sharply?

Here, I have used Ag/AgCl as reference electrode and 0.5M KOH.

29 July 2024 4,538 3 View

Aqua regia not heating up?

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25 July 2024 4,390 0 View

I found the zeta potential of exosomes in DLS and it was -8mv. So is it correct or not ?

What should be the zeta potential of bovine milk exosomes

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Comparing Liposome Size: DLS Measurement vs. SEM Observation with Air Drying ?

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25 July 2024 3,395 3 View

Can anyone kindly suggest research topics in the area of thermodynamics, heat transfer, fluid mechanics or renewable energy?

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24 July 2024 4,058 5 View

Did Einstein misunderstand the photo-electric effect?

Photo-electric effect A light particle moving towards a surface cannot (by collision) force an electron particle to move away from that surface. A light wave can instead make interference with a...

19 July 2024 8,389 9 View

Thomas Jüstel

Dear Eugene,

There is a large number of suppliers, whereat you can purchase blue (440 - 490 nm emitting) (In,Ga)N LEDs, e.g. Citizen, CREE, Epistar, GE, GLI, Nichia, Osram

Opto, Panasonic, Philips Lumileds, Samsung, Seoul

Semiconductors, Soraa, Toyoda Gosei, and so on. LED Reactor set-ups can be easily constructed by yourself. Appended you will find some images of LED reactors in our laboratory, just as an impression...

All the best for your research!

Thomas

Here is the pptx....