1)Is there any benchmark timings or criteria for identifying Social Networking Site Addicts ? 2) Are ICD & DSM norms applicable to SNS addicts?

Iam Rexy Ros Bobby, Full time Research Fellow, School Of Management Studies at Cochin University Of Science & Technology,Cochin, Kerala. My area of research is Addictive Social Networking Site...

03 May 2020 5,788 2 View

How to determine what resist thickness ?

Hi everyone, i've etched a PM mark on a 5.1kA Oxide layer and i've been getting lower mark signal strength (~5-10%). I've been using ma-N 1410 PR type (1um), i noticed discoloration on the marker,...

01 October 2018 9,739 1 View

Why is the following paper attributed to the wrong person ?

18 October 2017 8,533 3 View

Any one used the propensity score matching (which was developed byFelix Thoemmes) in spss in order to measure the effect of a treatment ?

22 July 2017 3,367 3 View

What is going wrong with my plasmid DNA transformants? Why I get plasmid DNA transformants smaller than my original pDNA vector?

I am trying to clone my PCR products. I perform double digest (XbaI, NotI) for my plasmid vector (5.3 kb) (Our stock pET28b (+) exist in DH5alpha)and insert gene (1.0 kb). I perform ligation using...

03 December 2016 436 3 View

Why when I use pfu and taq DNA polymerase, I see different size bond in completely same reaction?

25 November 2016 494 5 View

Can iron's movement be tracked inside the body in real time?

My research relates to iron concentrations in developing infant brains, and I was wondering if there are any techniques (preferably feasible ones) that can track the movement of iron...

07 September 2016 2,579 2 View

How I can apply two thermal loads at one point in ANSYS?

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13 December 2013 6,311 6 View

Why are my bands weird in this Agarose gel?

Can someone please give me some possible things that could go wrong? Here is my recipe: 0.5g Agarose 50 mL of TAE 1x 1 uL ethyl bromide. Gel was run at 100V for 1 hour. The buffer used is also TAE.

01 March 2021 9,952 3 View

How to clean up TEM grid with plasma cleaner?

I need to clean the hydrocarbon contamination on the carbon substrate of TEM grid. However, I heard that substrate could be broken by the powerful plasma. My substrate is pure carbon, with ~3nm,...

23 February 2021 3,262 5 View

Physical-chemical formation of stalactites/stalagmites. what promotes the formation/growth of these structures?

I know, or think I do, the basic idea behind these natural structures, as from what I know they form due to water dripping from the top leaving a salt deposit behind. But started to wonder about...

22 February 2021 1,400 4 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 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

How can I measure the surface interaction or surface interfacial chemistry between polishing abrasives and upper surface of substrate ?

I am working on polishing abrasives. I need to do few characterizations ? which can provide the on time surface chemistry of substrate with polishing abrasive during optical polishing. I would...

18 February 2021 5,319 3 View

Unusually Busy Raman Background?

Hello, I am observing a nearly periodic background spectrum for a wide variety of SERS substrates. I see this response (attached below) for bare Au films, Cu films, and Au nanoparticles on...

15 February 2021 9,922 5 View

Is there a way to grow biofilm in lab to mimic biofilms in showers and baths? Also, how can I measure it?

Hello, I am new to biofilm research and have a question about growing and measuring biofilms. We want to research the effect of a type of enzymes in breaking down biofilms in showers, baths, hot...

14 February 2021 3,522 3 View

How to detect uv vis spectrum of nanoparticle under 300nm?

I try to make the indium nanoparticle and check the uv vis spectrum. I heard that In nanoparticle has surface plasmon resonance peak at 200~300nm. But most of solvent has absorption peak under...

14 February 2021 6,950 15 View

What is the method of removing RNase contamination from a filter paper surface?

I am working on a biosensing project on paper substrate, however, it is found that the RNase contamination occurs on the filter paper. Might I ask is there any method to clean the paper surface...

12 February 2021 3,926 3 View