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Surface Science Blog You have only scratched the surface.

Susanna Laurén

Susanna Laurén

Susanna is an Application Scientist at Biolin Scientific. In her PhD thesis, she developed fabrication methods for a new type of inorganic-organic polymers. Microfabricated polymer chips were utilized as tool for biomolecule separation in analytical chemistry.

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> 3 min

Cohesive vs. adhesive failure in adhesive bonding

Depending on the strength of these forces, the adhesion failure can be either adhesive, cohesive, or substrate failure.

< 4 min

Contact angle measurements on small areas

Picoliter dispenser can be used to facilitate contact angle measurements on small areas.

~ 3 min

Hydrophilic surfaces - Applications for hydrophilic surfaces

Hydrophilic surface properties are needed in many different applications ranging from biomedical devices to marine engineering.

< 5 min

How to ensure conformal coating quality in printed circuit boards?

One of the main challenges in PCB manufacturing is the adhesion of the conformal coating. Contact angle measurements can be used to predict adhesion.

< 6 min

Wetting in electronics - How HMDS treatment works?

HMDS is used to render the surface of silicon more hydrophobic and thus to match better with the chemistry of the photoresist.

> 5 min

Advancing and receding contact angles for full wetting characterization

One should always measure the advancing and the receding contact angle to get the true picture of the surface wettability.

< 7 min

Contact angle measurements in electronics

Contact angle measurements can be used in electronic manufacturing to check the surface properties of the substrate prior to the next process step.

~ 8 min

How to solve adhesion issues with contact angle measurements?

Adhesion problems are one of the main reasons for the failure of the product. Read to find out how contact angle measurements can help solve the problem.

> 8 min

7 ways to measure contact angle

Due to a wide range of applications, the measurement of wettability, i.e., the contact angle measurement can be done with several different methods.

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