Materials Chemistry

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Questions related to Materials Chemistry

Is there any extensive research on partition coefficient of alloying elements or impurities of steel on ferrite-cementite-austenite-martensite?

ferrite, cementite, austenite and martensite are enough to describe phase constituent of a vast number of steels. But has there been any extensive research on partition coefficient of impurities...

14 November 2020 9,997 4 View

Which is the best software to simulate chemistry of materials in correlation with their mechanical properties ?

ANSYS or ABAQUS donot correlate materials chemistry wirh the observed or simulated mechanical properties. Is there a software that can do this structure to property correlation. ?

23 September 2020 1,356 3 View

Varying kmn04 and hummer synthesis time methods for graphene oxide, affected or not?

i use 3 gr graphite H2SO4 120ml H3PO4 13,3 (9:1) and i varying KMnO4 10gr 15gr and 20gr with time process 3 hour (2 hour stirrer graphite H2so4 and H3PO4 temp 97 degg ) and 30 minutes adding...

18 August 2020 5,086 14 View

How to plot Energy band diagram (Brillioun Zone, Kp model i have studied but not any concise equation)?

solid state physics, semiconductor, materials, chemistry, quantum wire, quantum physics, band gap, energy band diagram, opto-electronics, nano devices, heater structure, indirect and direct band gap.

04 April 2020 3,194 5 View

Is it possible to make success in your Job with limited local facilities ?

Greetings from Oujda/Morocco and Ramadan Moubaraak to All! Many peoples ask me same question: How do you, Prof Taibi BEN HADDA, to get more and more paper? Do you have modern laboratory? Do you...

05 May 2019 8,318 1 View

How can we conduct reactions for insoluble materials?

I am working on metal organic polyhedra topic to synthesize new metal-organic cages or other based frameworks. I want to conduct postsynthetic modification for one cage, but the solubility is very...

10 April 2019 4,683 14 View

How can we conduct reactions for insoluble materials?

I am working on metal organic polyhedra topic to synthesize new metal-organic cages or other based frameworks. I want to conduct postsynthetic modification for one cage, but the solubility is very...

04 April 2019 894 15 View

I need to know the Pechini Sol-Gel Synthesis? And what are the Applications in Materials Chemistry?

03 March 2019 1,354 7 View

What is the difference between surface and bulk solution? Which one is more polar?

Hi, What is the difference between surface and bulk solution? Which one is more polar? does it depend on the characteristic of surface? Since ZnS surface(nano sheet) is partly hydrophobic, so...

01 January 2019 8,757 7 View

Please how can I improve dispersion of iron in Fe-doped MgAl2O4 spinel using solution combustion method?

Good day all, I am trying to dope iron in MgAl2O4 spinel using solution combustion method. Urea and citric acid are employed as fuels, but in all cases I am getting poor Fe dispersion where Fe...

19 December 2018 798 5 View

Please how can I improve dispersion of iron in Fe-doped MgAl2O4 spinel using solution combustion method?

Good day all, I am trying to dope iron in MgAl2O4 spinel using solution combustion method. Urea and citric acid are employed as fuels, but in all cases I am getting poor Fe dispersion where Fe...

12 December 2018 4,491 6 View

Why peak current Vs square root of scan rate is not linear?

Dear Researchers/Scientists, I have recorded the CVs at different scan rate (100-1000 mV) and plotted the graphs for Peak current Vs square root of scan rate. I have found it non linear. Why it...

24 September 2018 2,537 5 View

How is charge density of a monolayer oxide calculated?

Hello there, Often in the literature, monolyer charge density is available for metal oxides. For example; Ni(OH)2 monloyer charge desnity is 524 microC/cm2. For Ag, 2.10 C/m2 . But how is this...

05 August 2018 6,967 1 View

Looking for postdoctoral position ?

Dear Sir/Madam, Recently, I obtained my doctorate degree in Sciences and Technology. I have published more than 10 research papers in an internatilonal journals. I am very interested to continue...

07 July 2018 9,145 4 View

Can anyone recommend a good review paper comparing the properties of different Field Effect Transistor (FET) materials?

I'm investigating FET sensors and I don't have a good understanding of what differentiates traditional MOS FETs from new materials such as OFETs, CNT-FETs and Graphene-FETs. There's always so...

05 May 2018 3,774 6 View

What is the best preparation (surface treatment) for applying a primer coating on the AA5xxx substrate?

We know that Aluminum has 8 series alloys and these alloys have a different composition. The effect of each of these elements on preparation (surface treatment as physically and as chemically) can...

06 March 2018 5,699 4 View

I want to electrodeposite metal oxide, say MnO2 on a Carbon current collector.What are the different techniques?

I want to electrodeposite metal oxide, say MnO2 on a carbon current collector.What are the different techniques? How to decide the potential window for the electrodeposition? I have consulted...

05 March 2018 6,433 3 View

I want to electrodeposite metal oxide, say MnO2 on a Carbon current collector.What are the different techniques?

I want to electrodeposite metal oxide, say MnO2 on a carbon current collector.What are the different techniques? How to decide the potential window for the electrodeposition? I have consulted...

03 March 2018 1,227 4 View

Is there any author interested to co-author in my current research ?

Greetings! If you have any old or new Natural Products under hand, I can help you to evaluate it in Enzymes Inhibition and bioinformatic calculation (POM and DFT analyses) in goal to identify and...

03 March 2018 9,836 0 View

Any databases for Physics, Materials, Chemistry and Mechanics?

Hi all, I need to know some numeric databases for the mentioned subject areas. Please tell me the names and links. Thanks! Best wishes, Y.Z. Chen

03 March 2018 6,425 5 View

Who is working on cannabinoids?

We are looking for new collaborators. There is some money to win in medicinal chemistry. All the best Prof Dr Taibi Ben Hadda ====================================== Mohammed First...

02 February 2018 9,608 2 View

What makes a substance hygroscopic?

- Why are inorganic salts like LiCl, alcohols like TEG, some ionic liquids, or other materials such as cellulose hygroscopic? - Are there different mechanisms for hygroscopic substances (liquid...

02 February 2018 7,001 23 View

What has a stronger bond with glass surfaces/edges? Polyvinyl butyral or Thermoplastic Polyurethane?

From my understanding, both PVB and TPU form a combination of Hydrogen bonds, Van der Waals forces and chemical bonds with the hydroxyl groups of the glass surface. Is it true that PVB has a...

08 August 2017 8,394 3 View

How to perform ligand exchange of quantum dots without damaging my OFET device operation?

Dear All, I am fabricating an OFET based on quantum dots/organic SC hybrid, my first attempet failed when I tried to do a layer by layer solid ligand exchange to the quantum dot active layer (I...

08 August 2017 1,726 13 View

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