How different sulphur precursors modify the pH of an alkaline solution during hydrothermal synthesis of chalcogenides?

I am using different sulphur precursors in an alkaline medium for chalcogenide synthesis and at the end of the reaction i got decants with different pH values. How these precursors change the pH...

31 December 2019 231 1 View

In dye degradation, if the absorption peaks of the dye and catalyst lie in two different regions of solar spectrum, how to decide light source?

Illumination source has mainly to create excitons in the catalyst, hence mainly depends on the region of its band gap energy (hv>= Eg). I want to confirm whether if the absorption regions of...

06 July 2018 7,224 2 View

Why high pressure corresponds to lower increase in energy in comparison to temperature?

09 October 2017 8,637 3 View

How to find which unit cell of a given phase is present?

08 September 2017 3,408 5 View

Why we get different intensity peaks in XRD?

i want to know the exact cause why along certain prefferred directions the X Rays are highly diffracted.

08 September 2017 8,482 13 View

How to remove pin holes in dropcasted thin films made from ink?

i am getting a lot of pin holes while fabricating dropcasted thin films from the corresponding inks. which parameter should i control to avoid these pin holes?

08 September 2017 5,427 0 View

I want to know how to calculate the average crystallite size for multiple XRD peaks of a compound?

01 January 1970 9,605 11 View

Is there any relation between particle size, grain size and crystallite size?

actually i am getting particle size and crystallite sizes almost in equal ranges for thin films, is it possible? if so please mention.

01 January 1970 8,186 13 View

Protein-aptamer gel electrophoresis help, please??

Hi, I have problems with running gel electrophoresis. I have tried agarose gel electrophoresis and native PAGE. I have two proteins, which have molecular weights of ~30kDa and ~180kDa and two...

03 March 2021 4,275 4 View

Why does blocking with my immunogenic peptide cause nuclear fluorescence in ICC?

Hi all, I am validating a polyclonal antibody raised against human ANT4, through WB and ICC. In most of my controls, the antibody shows very little off-target binding, but when I pre-incubate the...

03 March 2021 5,999 3 View

Irradiation data for JAPAN?

Hi, Could you help me to get the latest (2019, 2020) solar resource data for a particular site in JAPAN? PV GIS and NSRDB data are not in reach to JAPAN, I'm looking for some other database for...

03 March 2021 961 3 View

Gel electrophoresis result for total RNA samples, 1.5 Agarose gel was used, How to improve the integrity of RNA?

Gel electrophoresis, RNA degradation, RNA extraction from fresh tissue

02 March 2021 5,433 5 View

Why are the velocities so high in my Boussinesq approximation Fluent simulation?

Hello, I have a mechanism where air rises due to convective flows. In this simulation, nothing is driving the air except this. I understand that the Boussinesq approximation only works for small...

02 March 2021 4,910 3 View

How to calculate average trend in maximum annual NDVI from MODIS?

I am wanting to calculate the average trend in maximum annual NDVI in Iceland from 2010-2020 using MODIS MYD13Q1 V6. How would I do this? I have currently inserted the NDVI bands from the MODIS...

02 March 2021 752 2 View

Does Napabucasin soluble in dichloromethane and in ethanol?

I need to prepare a solution of Napabucasin (inhibitor of cancer cell stemness) in dichloromethane. The drug is expensive, so maybe somebody already tried to do it. If it is soluble, what is the...

02 March 2021 9,945 3 View

Help request in CST microwave?

im working now on TPV solar cells and metamaterials and i realy need our help in CST microwave i have a tpv cell simulation and i want to extract particullarly the absorbtion of only the active...

02 March 2021 2,246 2 View

How to regulate SSCP temperature in simple PAGE?

I'd like to perform single-strand conformation polymorphism (SSCP) in my thesis, however I cannot control the temperature of the vertical PAGE since we are using the conventional tanks. Is there a...

02 March 2021 9,157 1 View

Why are my bands weird in this Agarose gel?

Can someone please give me some possible things that could go wrong? Here is my recipe: 0.5g Agarose 50 mL of TAE 1x 1 uL ethyl bromide. Gel was run at 100V for 1 hour. The buffer used is also TAE.

01 March 2021 9,952 3 View