What impurities will alcohol wash remove?

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How can I measure the laser damage threshold of the crystal if the damaged area is an irregular shape?

27 November 2014 6,808 5 View

What is the suitable inorganic dielectric (gate) medium for a flexible field effect transistor?

For a flexible field effect transistor coated by thermal evaporation

11 May 2014 3,011 3 View

Is slow cooling or slow evaporation the best to grow high quality single crystal?

To achieve optical quality single crystal.

14 April 2014 3,339 4 View

What is meant by 'quadratic nonlinear optical'?

As above.

03 April 2014 6,045 2 View

By reducing the size of the material (ex. to less than micron) does the material have any change in molecular formula?

Let us consider an organic sample of benzene with the molecular formula C6H6. By reducing the size of the benzene (up to nano) is there any change in the molecular formula?

27 March 2014 8,703 4 View

What is the role of a reducing agent in organic samples?

I used diethyl ether as a reducing agent for my organic sample. By adding the diethyl ether rapidly to the organic sample the red coloured solution turns yellow. What is the chemical reaction...

27 March 2014 9,916 2 View

Is same structure possible in a crystal structure having two different spacegroups (Pna21 & P21)?

A newly solved crystalline material exhibits both Pna21 and P21. But there is no change in their crystal structure (ORTEP). The ratio of the starting material is different 0.5:1 (Pna21) & 1:1...

21 March 2014 323 4 View

What is the melting point of BNA single crystal?

Tg/dta

05 March 2014 6,496 3 View

What is the procedure to select a suitable solvent for organic single crystal etching studies?

Organic single crystal etching.

16 February 2014 6,297 1 View

What is the mechanism behind single crystals (especially for organic single crystal) having hardness increase when increasing the load?

As seen in many journals.

03 February 2014 1,071 3 View

Does the pressure(-600 mmHg) affects pH?

When I conducted the degassing experiment using decompression under anaerobic condition(and I used ferrous based chelating agent), the oxidized ferric were observerd. So, could you tell me the...

03 March 2021 4,892 5 View

What are the new 2D nanomaterials were used for Silver nanoparticles stabilization?

In the stabilization of AgNPs are vital in current research interest. However, some of the 2D nano-materials like graphene oxide, MoS2, etc... previously used to stabilize it. But still they shown...

01 March 2021 2,207 3 View

can I treat waste water containing solvents and alcohol with electrocoagulation?

there are solvents and alcohol in the waste water of a factory that produces disinfectants. Increasing this waste water requires very serious operations. Can I treat this waste water with...

27 February 2021 2,609 3 View

How does charge on working electrode changes with rising potential?

During performing CV of a GCE or modified GCE, we rise the potential in the first half of the cycle and reduce it in reverse half. During the first half, what is the nature of charge on GCE or...

25 February 2021 7,994 3 View

How to delaminate copper in water-based anodes?

Hello everyone, I'm looking for a way to delaminate copper current collector of water-based anodes in Li-ion batteries without damaging the graphite film. I tried different materials such as HNO3...

24 February 2021 3,785 3 View

Thermal reduction of graphene oxide.?

I am trying to reduce graphene oxide by thermally but I have no proper information regarding this. Can any one help me regarding the details about temperature and time for the reduction of...

23 February 2021 4,155 4 View

What kind of steel moulds are used for hot pressing metal powders?

My main concern is that the metal powders should not weld to the mold surface and I should easily be able to eject out the pressed samples. I am looking for alternative for graphite moulds. The...

22 February 2021 2,965 4 View

Is there an ideal incubation time of RGO-modified SPCE before subsequent use, i.e., electrochemical characterization or further modification?

I notice that upon washing and air-drying of my RGO/SPCE surface and characterizing again via DPV, the current response towards ferricyanide probe significantly decreases. My worry is that the...

22 February 2021 5,324 3 View

Color of spiro-ometad film?

What does the color of a spiro-ometad film indicate? I got purple, green, red, even black color of the spiro film. Is there anything we can get from the preliminary color analysis(e.g. oxidation...

21 February 2021 1,831 4 View

How to Study a proton NMR of Graphene prepared by Electrochemical Exfoliation technique?

I performed a Proton NMR of graphene powder prepared by electrochemical exfoliation technique. It shows some peaks. But I can't understand it.

21 February 2021 8,947 3 View