Does anyone know of a physical method to obtain Nano-surface?

More Hong Yu's questions See All

How can I know the thickness of pyridine polymer with QCM?

I use a 10 MHz QCM to monitor a pyridine polymerization process, if the frequency is reduced by 20000Hz, and pyridine solution is 0.1mol/l with 0.86V polymerization voltage, then what is the...

01 February 2015 5,856 2 View

Can anyone help me getting a method that can make graphene oxide bonded to the surface of the quartz crystal?

I want to replace gold electrode with graphene in QCM .Can anyone help me getting a method that can make graphite oxide bonded to the surface of the quartz crystal? Thanks!

10 November 2014 7,991 8 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?

08 September 2014 3,342 4 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...

08 September 2014 6,063 3 View

Is anyone interested in multimode quartz crystal sensor ?

In the research of quartz crystal sensor, most attention is focused on the QCM .Interface parameters of QCM we can get is limited to only 2, frequency and dissipation.Multimode quartz crystal...

06 July 2014 9,401 2 View

Why do we have peaks that are not pesticides that we already know in pesticide residue analysis?

When using the instrument (GC or HPLC) for pesticide residue analysis, we found that there are many peaks that are not pesticides we already know , Also the peaks are not from chemicals of...

06 July 2014 774 7 View

Would anyone like to learn more about a Quartz crystal resonator related sensor?

Quartz crystal resonator related sensors are very complicated systems. Many studies that have been done by researchers may be a small part of it. So I hope someone has realized this and...

01 February 2013 1,651 0 View

What is the possibility that multidimensional sensors are created?

Could someone tell me the possibility that Multidimensional sensors are created

08 September 2012 3,948 15 View

Hello researchers Is this a random laser or just fluorescence?

I am using Rhodamine6G as gain medium and silver nanoparticles as scatterers on a microscope slide and laser input 532 nm comes from above.

09 August 2024 9,894 2 View

How to prepare the nanoparticle treated fungal sample for Environmental SEM analysis?

A fungal strain was treated with nanoparticles. We want to do an environmental SEM analysis. So could anyone share your views on preparing the sample? Thank you.

07 August 2024 5,307 1 View

Binder for ZnO nanoparticles in graphite paste electrode?

I have been using paraffin, but the deposited ZnO still detach from electrode. What is the best binder to modify graphite paste electrode with ZnO nanoparticles?

03 August 2024 4,624 3 View

Can i quantify a nanoparticle encapsulated in cell culture medium by hplc?

Hello, if you made a transwell assay where you incubate the cells with a nanoparticle-encapsulated drug and considering that in the oposite compartment you'll have both the free and encapsulte...

03 August 2024 2,730 1 View

Mossbauer spectroscopy Co0.6Mn0.4Fe2O4 MNPs?

Following curve related to Co0.6Mn0.4Fe2O4 Magnetic nanoparticles with extra phase a-Fe2O3. I will appreciate to help me to interpretation this spectroscopy, especially the blue line.

31 July 2024 9,140 2 View

Addition of EDTA during the synthesis of copper nanoparticles to prevent it from being oxidized?

I've attempted to use this method to synthesize copper nanoparticles. Copper nanoparticles can be synthesised using a variety of precursor materials. CuSO4, distilled water, NaOH, and EDTA are...

28 July 2024 8,027 3 View

Optimal siRNA Volume for Complexation with Liposomes in a 2.5 mL Solution with 10 mg/mL Lipid Concentration?

How much volume of siRNA can I add to 2.5 mL of liposomes with a total lipid concentration of 10 mg/mL?

27 July 2024 6,920 1 View

What are the modern methods for detecting nanoparticles?

Some of the techniques I am familiar with are standard. I would like to know which of the two methods under study is preferable, as well as the cost and list of particles and devices needed in...

22 July 2024 1,921 3 View

When making abraxane with Nab tech, why is 9:1 Chloroform&EtOH used as solvents?

Is it the best optimization ratio based on experiments?

22 July 2024 8,170 0 View

The measurement of cellular uptake of nanoparticles?

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James Garry

Yes.

One can etch surfaces to obtain surface structures with small radii of curvature. I have heard of methods that rely on e-beam evaporation of deposited layers as well as chemical methods.

What type of substrate are you interested in giving a hydrophobic coating to?

Hong Yu

Thanks .

You have given me a very good ideal. Substrates are quartz and gold. I wanna make a electrodeless quartz sensor.