Hong Yu

6 Questions 43 Answers 0 Followers

Questions related from Hong Yu

Can anybody help with electrical schematic of hp E4916A Crystal impedance analyzer?

I need electrical schematic of hp E4916A Crystal impedance analyzer. Our hp E4916A Crystal impedance analyzer went out of order and we are going to repair it. This model is no longer produced. We...

08 December 2014 8,961 2 View

Can anyone give me a good method to prevent false positive in loop-mediated isothermal amplification?

I combined QCM with loop-mediated isothermal amplification (LAMP) for the detection of specific DNA. But the false positive result is big problem. Can anyone help solving this problem?

11 September 2014 5,174 3 View

Can anyone tell me how to coat a quartz crystal disk (0.162mm) with graphene?

I want to make a quartz crystal sensor with a graphene film. dose anyone tell me how to coat the quartz crystal disk(0.162mm) with graphene? The Temperature should not be over 250 degrees...

09 September 2014 4,513 3 View

Could anyone give me the technical specifications for quarantine detection and identification of apple scab( venturia inaequalis)?

In China , apple scab do occur occasionally in a few areas, but we have little experience, want to find the the international standard as a reference, and makes the national standard for...

01 August 2014 3,589 8 View

What problems do you meet when you use QCM with LAMP?

When we use QCM as a research tool, sometime the sensitivity, stability and no mass effect are limit of our research work. For example microbubbles will rise between sensor and water during...

19 March 2013 368 1 View

Do you continue to study this kind of QCM?

29 January 2013 4,961 2 View