Can anybody help me with an efficient way to de-protect poly(tert-butyl norbornene-2-carboxylate)?

I want to make poly(norbornene 2-carboxylic acid), for the sake of characterization, I decided to start with the protected monomer norbornene-tert-butyl-2-carboxylate for the ring-opening...

03 December 2020 3,852 5 View

Why Schiff bases change colour upon evaporation?

I got bright yellow coloured Schiff base after 6 hour reaction time. So i kept it for slow evaporation. Solvent was methanol. But after complete evaporation my product colour changes from yellow...

17 November 2020 3,824 2 View

Has anyone observed delamination of pyrolysed SU-8 on SiO2 coated Silica substrates when the pyrolysis is performed outside cleanroom?

We have a quartz tube furnace (diameter 80 mm) outside the cleanroom and when tried to pyrolyse the SU-8 on SiO2 coated Si substrates at 900 C in nitrogen atmosphere, the electrodes looks fine....

08 November 2020 4,357 2 View

Is there any chance for synthesis Schiff bases using 4-methyl-5-imidazole carboxaldehyde?

Is there any chance for getting product using the above aldehyde and different amines.

12 July 2020 8,330 2 View

Can anyone help me finding good impact factor journals to submit uninvited review paper on postharvest chilling injury in fruits.?

I have tried submitting my review paper in relevant journals, but most of them only accept the review paper invited by the editor of the journal

28 June 2020 4,371 5 View

What is an alternate way to recover a polymer product from DMSO or DMF other than evaporation?

Due to the high b.p of DMSO and DMF (189 and 153 degree Celsius), it is difficult to recover my polymer from the solution. I believe extraction in a triple system (such as DCM, DMSO and water)...

04 March 2020 3,028 12 View

What were the active sites on the magnetic activated carbon surface for adsorption of reactive dyes? Were they carbon atoms or Fe3O4?

In the adsorption process by using adsorbent magnetic-activated carbon for removal of reactive blue 13 dye which contains -N=N- group, SO3 group, OH, Cl, etc. In this process what are the active...

24 February 2020 1,110 4 View

Why i am getting only one peak at 280 nm for dyes ?

I prepared aminobenzothiazole reacted with amino phenol azo dyes but on taking UV I got single peak. Why I couldn't get 2 peaks?

18 February 2020 6,949 3 View

Could anyone please help me to get my schiff base product?

Hereby I am explaining the detailed procedure which i done in my lab. 1:1 molar ratio of 2-amino benzothiazole and 4-nitro benzaldehyde were refluxed for 12hr at 100 degree Celsius in toluene...

24 January 2020 5,094 3 View

Is it possible to determine the molecular weight of emulsion polymers by GPC?

I performed an emulsion polymerization of tert-butyl acrylate using KPS as initiator. I confirmed the formation of polymer by NMR. But when I tried to determine the molecular weight using GPC, GPC...

12 January 2020 6,711 8 View

Does any one can help me choose a reasonable basis set for intermediate metal ions interactions with guanine (i.e Fe2+, Mn2+, Cu2+ and exc.)?

Hello every body Does any one has any idea to help me choose a reasonable basis set for intermediate metal ions (i.e Fe2+, Mn2+, Cu2+ and exc.) interactions with guanine or other DNA organic...

01 March 2021 6,187 2 View

How to remove the residual PDMS on the silicon mold?

Incompletely cross-linked pdms are difficult to remove.

01 March 2021 798 3 View

How to size battery banks?

I am designing a small grid connected solar PV power-plant. As the battery's capacity is specified in Ah and demand in kWh. What is the best way to size the battery bank? I have battery price in...

28 February 2021 1,638 3 View

How to model the battery pack in PSIM or PSCAD?

Hello, I have simulated a single battery cell using Thevenin equivalent circuit. For a battery pack, I have a large number of cells connected in series and parallel connections. Is there any way...

28 February 2021 2,116 1 View

How to calculate battery consumption for IoT device?

Hi, everyone I'm working on a privacy-preserving algorithm that will apply to IoT devices. So, I need to measure the power consumption by implementing this algorithm. Any suggestion, advice,...

25 February 2021 8,749 6 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

Can't recognize exact phase and PDF card no of Silicon carbide in XRD?

We have deposited silicon carbide on carbon substrate using one PVD technique. Due to amorphous behavior of SiC at low deposition temperature, we performed heat treatment of those films at...

22 February 2021 2,072 3 View

What is the difference between AC conductivity and DC conductivity? Is AC conductivity = ionic and DC conductivity = electronic?

I am reading papers on batteries and although mostly people have reported ionic conductivity in Scm-1 but some have reported DC conductivity as well I and am confused as to what that is. Any help...

21 February 2021 9,207 6 View

Where can the fault diagnosis data set of lithium battery be found?

Most of the data sets on the network only contain good information about the voltage and internal resistance of lithium batteries. The data of faulty battery is missing. Who can help me, I will be...

21 February 2021 8,659 1 View

Amorphous silica XRD peak at around 10 degree?

21 February 2021 3,417 5 View