Manoj Yadav

32 Questions 61 Answers 0 Followers

Questions related from Manoj Yadav

How to find a good postdoc in area of semiconductor devices?

general query

05 May 2019 5,670 1 View

Hi, can you please answer how many working days usually Applied Physics Letters editorial office take to assign associate editor to submitted article?

What are stages of Applied Physics Letters once you have submitted the article. And, also, how many days usually each step take?

11 November 2018 6,618 5 View

How to etch and pattern FTO for application in top electrode for photodetectors?

What are methods for patterning and etching for FTO. Also, please consider to compare with ITO in this regard. Thank you,

11 November 2018 4,647 4 View

What are most popular deposition methods for depositing Graphene over the copper?

Typical available facilities are ALD, PECVD, LPCVD, MOCVD at our hand. Please give clear and detailed explanation. You may also suggest some other deposition methods for Multi-layer Graphene...

07 July 2018 2,191 3 View

Does smaller Rq in AFM image means more uniformity between the spin coated nanoparticles over the substrate?

I have spin coated nanoparticles over silicon oxide substrate at different speeds and their AFM images show Rq values of 1.33 nm, 1.89 nm and 3.2 nm for these three samples. Also their uniformity...

12 December 2017 790 5 View

How to analyse AFM image of Nano-particles distribution and sizes coated over silicon wafer?

I have few profiles from AFM image using "extract profile icon" of Gywddion software? 2,3,4,6 are profiles corresponding to (smaller lines on image) probably showing agglomerated nanoparticels and...

12 December 2017 8,527 3 View

Can two particles height can be considered as same in AFM image analysis irrespective of their location from the reference surface?

Let us consider case of image attached giving histogram of particles distributed over the substrate. Is it only two particles of same sizes being deposited in valley and on some height? Here,...

12 December 2017 6,454 0 View

Is there any relation between roughness and line profile of an AFM image?

I am analyzing AFM images and am bit confused between roughness of the surface and line profile ( analysing using Gwyddion)? Is line profile same as roughness in linear direction?? or not related...

12 December 2017 9,799 4 View

Best oil free vacuum pump used for the desiccators ?

Can you please let me know few of the best vacuum pumps used for laboratory desiccators with their brands and specifications.

11 November 2017 939 0 View

Hi, I have done TEM imaging for a metal nannoparticles and its SAED images are like those attached below. Can you please explain nature of material?

Whether it is crystalline, semi-crystalline or amorphous in nature? Also, can you please add some more information. Nanoparticles were synthesised in organic solvent and characterised as they were.

11 November 2017 3,596 7 View

Can you please compare molecule/atom with quantum dots in terms of energy states with help of diagrams?

quantum dots vs molecule or atoms...a very clear explanation is expected. Thanks.

09 September 2017 5,080 2 View

Why to use ZnO over ITO for Photovoltaics ?

PbS Quantum dots Photovoltaics fabrication..

04 April 2017 10,077 6 View

I did TEM SAED for my sample of Cobalt nanoparticles and got pattern like attached one. Can you explain the crystalline nature of sample?

I did not use high resolution TEM but a 120 kv Technai TEM. Please explain the information which can be drawn from SAED image. Thank you.

03 March 2017 9,066 11 View

Can you please elaborate the possible crystalline nature of Cobalt nanoparticles?

The Cobalt nanoparticles which have been synthesised via colloidal route. And, Coated sample of nanoparticles over glass have no obvious peaks?.

03 March 2017 3,329 8 View

Kindly tell me all 2 theta positions between 0-100 degree for Nickel nanoparticles XRD pattern?

Can you please tell me what are the 2 theta peaks for nickel NPs as i am getting an additional or donot know, a peak between 30-40 along with other relevant peaks? Thank you.

02 February 2017 2,365 3 View

To observe the 2-3 nm particles , what should be the best suitable TEM grid size of TEM characterization?

I want to characterise colloidal nanoparticles using TEM.

02 February 2017 8,153 3 View

What actually UV-Vis technique used for. is it similar to XRD?

i want to do UV-Vis for metal naoparticles.

02 February 2017 6,666 4 View

Materials for photovoltaics...??

Can you please elaborate in short the potential direct band gap materials for photovoltaic applications which have great possibility for future?

07 July 2016 8,198 0 View

Is it better to use centrifuge to get smaller nanoparticle sizes in supernatant ?

Is it possible to use centrifuge for getting smaller nanoparticles of sizes between 1-6 nm in supernatant of colloidal nanoparticle. (I am talking of some ferromagnetic metal nanoparticles and i...

06 June 2016 314 7 View

Regarding nanoparticle size estimation using DLS (Dynamic Light Scattering)

Can anyone please explain if the size determination using DLS is exact size of nanoparticle or it is bigger than actual size of nanoparticle. (I am giving an example of nickel metal nanoparticle...

06 June 2016 8,500 11 View

Which network simulator is better NS2 or QUALNET?

Is Qualnet useful tool for VANET simulation?

06 June 2014 9,788 13 View

How is ZRP a combination of IARP and IERP based on operation?

Hybrid routing protocols.

06 June 2014 5,381 2 View

Can anyone suggest some current issues in ad-hoc wireless networks, in which we can have more opportunities?

Please suggest me relevent topics and issues related to my question?

06 June 2014 4,965 0 View

How well does QUALNET work for VANET network simulations?

Please share your working experience with QUALNET.

06 June 2014 2,298 13 View

Which is the better routing protocol between AODV and DYMO?

Depending on performance metrics and varying one parameter at a time.

05 May 2014 4,783 5 View

Can anybody please tell me color of cobalt nanoparticles synthesised in ethylene glycol? or what is generally color of cobalt nanoparticles?

I am synthesising cobalt nanoparticles using cobalt salt in ethylene glycol as solvent.

01 January 1970 5,953 8 View

How are organically passivated Cobalt Nanoparticles for floating gate non volatile memory?Does passivating help in storing and confining more charge ?

Oleic acid and TOPO passivated Co Nanoparticles show very high threshold voltage shift when used in a non volatile memory device as floating gate layer. How these are different from non-passivated...

01 January 1970 4,243 0 View

Can metal nanoparticles behave as Quantum Dots or some other property change which is different from metal's bulk form?

what are changes in property of bulk metal when it is made nanoparticles of same metals (say size < 10 nm).

01 January 1970 9,637 9 View

III-V quantum dots Ec Ev AND Ef literature source?

Dear sir, I am trying to get research articles providing details of III-V compound semiconductor "QUANTUM DOTS SIZE" vs "Ec,Ev and Ef" details. Can you kindly help me by suggesting some...

01 January 1970 9,827 2 View

Sample preparation for SEM and TEM: Typical Thickness of samples in each case?

CAN ANYBODY PLEASE TELL ME THE TYPICAL THICKNESS OF SAMPLES IN EACH CASE i.e. SEM & TEM?

01 January 1970 6,739 0 View

Can you please help me to find conduction energy (Ec) and valance band (Ev) values of of III-V, II-VI, VI-VI group semiconductors QDs w.r.t. sizes?

How the size of QDs can affect the Ec and Ev levels of different compound semiconductors. Please provide any literature reference or help me to find data for important compound semiconductor QDs...

01 January 1970 1,113 0 View

Role of ALD knowledge in building your prospective research career in Academia and Industry, mainly in device fabrication?

If someone has mastered the ALD operation and use to an advanced level, then what are chances of being part of best universities of the world and top semiconductor industries, given that he/she...

01 January 1970 6,994 0 View