What techniques can I use to determine the miscibility of polymer blends?

The term miscibility refers to the single-phase state in thermodynamics. I do not mean the compatibility of different components. To determine the miscibility I know several techniques such as...

03 March 2021 4,107 4 View

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Hi there! I'm very new to r and trying to run a multi-level meta analysis using pre-calculated effect sizes. I've attached the datafile below. The script I used as a first step to fit the model...

12 January 2021 8,214 2 View

How to accurately determine the total content of carbon in ammonia-ammonium carbonate mixed solution?

How to accurately determine the total content of carbon in ammonia-ammonium carbonate mixed solution? When I am doing the experiment, I find it is difficult to accurately determine the total...

04 January 2021 2,694 1 View

How to purify a recombinant protein from Ecoli to reach a cell culture purpose?

05 October 2020 502 7 View

Which is better in determining the effectiveness of artificial licks for wildlife detection in forested areas?

Hello, I'm planning for my future research study on artificial salt lick. The study site that I've selected for this study has been confirmed with no presence of natural salt lick, thus I plan to...

02 August 2020 5,609 1 View

Can hypoxic air (1% O2, 5% CO2, 94% N2) buyed from the market?

I need hypoxic air (1% O2, 5% CO2, 94% N2) for hypoxia experiments, can I get/buy some hypoxic air from the market?

14 July 2020 5,471 2 View

How to improve the thorn resistance of textiles?

Unlike body armor, the body armor faces a smaller area of knife tip. Although the energy is small, some body armor does not prevent the knife from penetrating.Moreover, if the use of composite...

24 November 2019 928 4 View

Should I use the Nafion 211 as proton exchange membrance in microbial fuel cell?

I'm currently using Nafion 211 for the proton exchange membrane in my microbial fuel cell experiment. I found lots of articles recommended to use Nafion 117 instead. My experiment was failed,...

11 November 2019 9,326 3 View

How to calculate effect size in R with Metafor package?

07 October 2019 8,027 3 View

What kind of cells are suitable for cytotoxicity test of nanoparticles?

Hi everyone, I'm currently working on bone-targeting polymeric nanoparticles for treatment of osteoporosis. Just wondering what kind of human osteoblast (or other bone cells) are best suitable for...

03 October 2019 9,077 2 View

Looking for Materials with high thermal expansion coefficient and high temperature resistance?

03 March 2021 8,272 1 View

Is There Any Feasible Method To Test Fluorescent Compounds Other Than Fluorescence Spectrometers ??

Is There Any Feasible Method To Test The Efficiency Of Fluorescent Compounds Other Than UV Spectrometers ? Suggestions Would Be Appreciated !

02 March 2021 5,785 3 View

What are anisotropic electrical and optical properties of a semiconductor due to?

In some materials, properties such as band gap, thermal conductivity differ along different crystallographic axes. What are the basics?

01 March 2021 1,923 3 View

How can we obtain a modification factor for creep parameters?

I want to obtain standard creep parameters of salt rock by creep parameters of rectangular samples. Is there a modification factor to convert creep parameters of rectangular (prismatic) rock salt...

01 March 2021 7,131 1 View

Anyone found any research papers on solar furnace design calculations (for solar concentration)?

I am thinking about working on solar furnace with heliostats that concentrate sunlight and heat molten salt, but currently no luck with research. Not a lot of papers based on the subject. (check...

01 March 2021 5,023 5 View

How to check the uv-vis absorption of nanoparticle by surface plasmon resonance?

I try to check the uv-vis absorption of Indium nanoparticle. Now I am measuring in solution, can I measure it in the form of a film?

01 March 2021 930 3 View

1 nm thick MgO thin-film to be deposited on Si wafer using thermal evaporation. What will be the optimum deposition conditions?

Favourable conditions of base pressure, rate of deposition. Also, by which characterisation technique to be used to verify the thickness of the deposited film.

28 February 2021 3,640 3 View

Which transition metal salt precursor is best for doping? Why?

I would like to synthesize a transition metal doped TiO2 via solgel method. Hence, I would like to know which metal salt precursor to choose among Chloride, Nitrate, and Sulphate. A clear...

27 February 2021 4,285 3 View

Why initial concentration of Pb not the same as calculated one when testing using AAS?

I am currently doing research on the adsorption of heavy metal using magnetic reduce graphene oxide. I use AAS to determine the concentration of the heavy metal. I prepare the Pb solution with...

26 February 2021 9,580 4 View

Why do a weight decrease for thermal degradation in nitrogen gas condition?

Hi all The question is related to TGA(Thermogravimetric analysis). Thermal degradation easily understood but why do samples weight decrease? altough just binding is broked, the weight of...

26 February 2021 1,100 5 View