02 February 2017 2 7K Report

Can anyone suggest some textbooks about scientific instrument design？Thanks!

More Chao Shen's questions See All
About plasma temperature?

There are many definitions about plasma temperature, like electron temperature, ionization temperature, excitation temperature, atomic temperature, ionic temperature... What do they mean? I am...

31 December 2018 5,448 2 View

How to assemble micrometer-sized metallic particles on glass surface?

Hi everyone, I want to put some metallic particles with micrometer-sized (

08 September 2017 5,338 4 View

How to understand the physical image of polaron?

How to understand the physical image of polaron? I have searched it in wiki, but the concept is still hard to understand. Could anyone use some simple and easy to understand words to explain it?...

03 April 2017 9,591 4 View

What is the physical meaning of accuracy of the step motor?

I use a step motor-based x-y microscope stage. I notice the paprameters in the datasheet include repeatability, accuracy and step size. Let the physical location to be X, so I understand the step...

03 April 2017 5,091 0 View

How to get a high conversion effiency when using the BBO crystal for a 800nm fs laser (SHG process)?

I want to get 400nm from the 800nm laser using the BBO crystal, however, the conversion efficiency is quite low. In my case, the 800 nm pulse is with the rep. rate of 80MHz and average power of...

02 March 2017 6,157 20 View

In what case can the plasma be treated as the ideal gas?

In what case can the plasma be treated as the ideal gas? The plasma, more specifically, is induced during a laser ablation event.

10 November 2016 9,296 3 View

What is the bandgap of PbWO4?

what is the bandgap of PbWO4?

05 June 2016 1,741 3 View

What is coulombic screening?

what is coulombic screening? Any reference? Thanks!

10 November 2015 4,544 1 View

How to accurately measure a laser beam with a radius less than 1 micrometer (um)?

how to accurately measure a laser beam with a radius less than 1 micrometer (um)?

07 August 2015 779 0 View

What is Scanning photocurrent microscopy ?

what is Scanning photocurrent microscopy ? Any reference will be helpful, thank you!

05 June 2015 4,429 0 View

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