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Questions related from Rudra Vaswata Roy Choudhury
I have a PMMA microfluidic device with a chamber having one side open to air. However, I need to seal the chamber with a glass coverslip or some suitable material using a proper sealant. Can...
01 June 2016 6,959 13 View
Hi, i am working on fluorescence microscopy..i am trying to build a small microscope to study fluorescence (eGFP) ..I would like to know if there is any limitation on the excitation time and...
15 April 2016 1,356 9 View
I am doing some imaging experiments for which I am using the cellphone camera and flash (LED). However, very little amount of light is produced to illuminate the object, which is place at a...
14 April 2016 2,280 2 View
I am looking for an expression to find out the magnification of a ball lens, for a given diameter of the lens. Literature review suggests that a 1 mm ball lens can provide 350X magnification,...
09 April 2016 3,100 3 View
I have a PMMA based microfluidic device with a hole, open to atmosphere. I want to use a coverslip to seal the open surface, keep that way for 2 days, and then remove the coverslip, to let the...
24 November 2015 3,432 4 View
I am fabricating a microfluidic device in PMMA material substrate. The device will be used for culturing yeast cells, which would require some oxygen supply. From literature, I found that PDMS...
19 September 2015 3,407 2 View
I would like to generate optical delay of around 50 ns. But I dont want to increase the path length a lot, nor can I induce multiple reflections, since that would reduce the intensity of outcoming...
12 September 2015 4,351 18 View
I have a structure in which i have a channel connected to the top of a cylindrical chamber. I want to put a material on the chamber floor, such that the liquid inflowing through the channel will...
12 August 2015 3,169 2 View
