34 Questions 42 Answers 0 Followers
Questions related from Thirupugalmani Karunanithi
What is the role of hydrogen bonds in organic acentric material to increase their NLO (SHG) property?
01 January 2015 1,120 2 View
Recently i observed some incomplete form of growth hillocks on the crystal surface. Need valuable reasons. Find the attachment of the observed figure.
12 December 2014 7,125 4 View
How can I measure the laser damage threshold of the crystal if the damaged area is an irregular shape?
11 November 2014 3,391 6 View
For example for my transistor ON ratio 100 and OFF at 10 for 50 V VSD. Could anyone explain and clear by using the formula for this ON OFF value
11 November 2014 589 4 View
That high specific heat material are suitable for high power laser application? But best of my knowledge the material with low laser damage threshold is suitable for laser application and...
09 September 2014 9,471 2 View
Alcohol solvent is good to solve the said material. Is there any specific reason to use this toluene solvent?
06 June 2014 7,773 3 View
For a flexible field effect transistor coated by thermal evaporation
05 May 2014 3,273 4 View
UV-Visible cut off wavelength
05 May 2014 5,033 3 View
Structure overlay.
05 May 2014 3,830 5 View
To achieve optical quality single crystal.
04 April 2014 1,747 5 View
As above.
04 April 2014 8,854 2 View
Quadratic and cubic nonlinear optical properties.
04 April 2014 7,679 1 View
In few reports OH is acceptor because Oxygen accepts an electron from hydrogen and Nitrogen donates an electron to hydrogen for stable bonding.
04 April 2014 3,709 1 View
Thanks in advance.
03 March 2014 9,915 5 View
What is the difference between ionic co-crystal and organic salt?
03 March 2014 8,903 0 View
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?
03 March 2014 10,006 5 View
What other single crystal parameters are possible to characterize by TEM? Additionally, what is the best method of preparation for a single crystal sample for TEM?
03 March 2014 9,229 9 View
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...
03 March 2014 8,753 4 View
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...
03 March 2014 1,867 2 View
I hope it depends on the pulse width, laser energy, and exposure time.
03 March 2014 6,407 5 View
Tg/dta
03 March 2014 6,020 3 View
Organic single crystal etching.
02 February 2014 8,773 1 View
As seen in many journals.
02 February 2014 328 3 View
Seeking to know melting point, transition and decomposition details.
01 January 2014 5,038 2 View
Is it difficult to grow large size single crystals? How to avoid this problem while growing at solution technique?
01 January 2014 910 4 View
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01 January 2014 4,316 13 View
Like a one dimensional sheet, crystal formation without any step patterns.
12 December 2013 1,608 9 View
I think Internal pressure of the solution is a key factor for this.
11 November 2013 5,904 7 View
I am measuring the mobility of organic single crystal semiconductor by using Hall effect technique. But at every time there is a drastic change in mobility values for the same crystal.
11 November 2013 9,558 5 View
I am windering about the possible steric effect on formation.
11 November 2013 8,633 1 View
Does surface roughness decrease by increasing the surface tension in terms of supersaturation?
11 November 2013 8,987 7 View
The bending of organic crystal may be due to volume contraction? Or is it only suitable for photo irradiated samples?
11 November 2013 8,866 0 View
How to select the standard reference?
11 November 2013 9,962 4 View
10 October 2013 7,505 12 View
