How graphene makes bond with the TiO2 in tiO2/graphene nanocomposites? What should be the possible mechanism?

More Bulkesh Siwach's questions See All

When I read articles on renewable energy source, It comes everywhere that Sun provides 3X 1024 J energy per year to earth. Means How many joule?

I needs its explanation..Plz provide Regards

02 March 2018 1,290 3 View

What is the significance of cyclic voltammetry (CV) measurements in the field of counter electrodes for DSSCs?

I have prepared three carbon based electrodes like graphene, MWCNTs, GRAPHENE OXIDE etc. and need to note CV of these. Please tell is this measurement is necessary for these counter electrodes...

16 November 2017 2,797 2 View

Is it suitable to use drop casting method for depositing films of counter electrodes of DSSCs?

I am to deposite films of MWCNTs and graphene for counter electrode for DSSC. Actually I need some research papers that can explain this technique in a detailed way....thanks in advanced.

15 October 2017 2,479 2 View

How to increase the adhrence and stability of thin films prepared by doctor blade method?

After heat treatment at 450 for half an hour..my films were not stick to ITO properly..they easily stick to hand if scretched...i have used PEG 20000 as binder and distl. water for making pastes...

03 February 2015 4,684 3 View

How can I trim the terminal oligonucleotide from EST sequences of a large datasets? (nearly 60,000 sequences to be trimmed)

I am working on an EST data assembly and annotation project. After screening with VecScreen no significant matches were detected. As a cautious step, we plan to trim the terminal 25-30 nt length...

11 May 2014 406 3 View

Can anyone help with cleaning of EST sequences?

I have started working on EST data processing of cotton. As a first step, we have screened all the deposited EST sequences by 'VecScreen' to detect vector sequence contamination. But in all the...

11 May 2014 7,156 3 View

How to calculate PIC, MI and H' values for ISSR primers?

We are working with SSR and ISSR primers. The resolving power of various SSR primers to distinguish among the genotypes could be evaluated by calculating PIC, Marker index, Shanon index. We used...

09 January 2014 5,498 7 View

Which material from carbon family can act as a potential counter electrode for DSSCs?

As i was searching for making a low cost CE for DSSCs fabrication.

01 January 1970 115 1 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

How can I assign a velocity along one direction to CO2 molecules in a molecular dynamics simulation using GROMACS?

Dear all, I am trying to perform a MD simulation about the interaction between CO2 and a polymer. I create my model, solvate it and perform the NVT and NPT equilibration. Now I am not able to...

26 February 2021 10,014 3 View

CGA 300 Regulator for CO2 cylinder?

Has anyone ever tried to deliver CO2 with a CGA 300 regulator? I know that a CGA 320 regulator is standard for CO2. The issue is that I currently do not have any free CGA 320 regulators. I also...

25 February 2021 3,292 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

Have anyone checked before Cyclic voltammograms of intial ITO substrate and E-teck?

As a beginner in electrochemistry, I tried to obtain cyclic voltamograms of commercial anatase powder deposited on an ITO substrate or on Eteck. After several attempts, I noticed that my cyclic...

23 February 2021 3,175 3 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

How can I measure the thickness of thin layers deposited on textured glass susbtrates?

I want to measure the thickness of aluminum oxide and titanium oxide layers deposited on textured glass substates. The layer thicknesses are typically below 100nm.

21 February 2021 5,465 4 View

How to do a surface treatment of uncoated TiO2 with polymer?

Basically, I would like to know how to treat or coat on the uncoated bare TiO2 (Ti-OH rich) surface with polymer which has anchoring groups in the polymer structure like trimethoxygroups. What is...

21 February 2021 4,657 6 View

What are the LAB methodologies (procedures, equipment etc) for CO2 enrichment experiments to study crop responses?

I am doing a proposal for a research entitled 'GRAIN YIELD AND QUALITY RESPONSES OF WHEAT GENOTYPES UNDER CO2 ENRICHMENT AND EXTREME EVENTS' I will be using climate chamber and I would like to...

18 February 2021 6,494 4 View

What is the best substrate for exfoliating few layers of hexagonal boron nitride (hBN) using traditional scotch tape method?

Unlike graphene, it is usually very difficult to exfoliate few layers (~10 nm thick) of hBN on SiO2 substrate due to lip-lip interaction at the edges. Au substrates have been proven very useful...

16 February 2021 2,635 2 View

Gunther Lippert

hi Bulkesh, start first with 2 - 3 monatomic layers of pure Ti to reduce the surface, than TiO would stick, regards Gunther

Bulkesh Siwach

I am mixing with TiO2 with graphene directly with DI water in mortar....then how tio2 link with graphene in this composite system...

Mahmoud Fathy Moubark

https://www.google.com.eg/imgres?imgurl=http://www.researchgate.net/profile/Wan_Basirun/publication/276405075/figure/fig3/Fig.-9.-A-graphical-mechanism-of-CO-2-photoelectrocatalysis-on-graphene-TiO-2-pho-_small.png&imgrefurl=http://www.researchgate.net/figure/276405075_fig1_Fig.-2.-FESEM-images-of-pure-TiO-2-(a)-and-graphene-TiO-2-(b)-nanomaterials.&h=266&w=432&tbnid=IzgbVLkjB4aHyM:&docid=Kv2tDL3C_ZfGpM&itg=1&hl=ar&ei=M1zpVqOdOen4yQPjuKCAAw&tbm=isch&ved=0ahUKEwjjgp7ZpMXLAhVpfHIKHWMcCDAQMwhFKB8wHw

Article Charge transfer behavior of graphene-titania photoanode in C...