Bilawal ..

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Questions related from Bilawal ..

How to program a sample during synthesis of Shape-Memory Polymer?

How to do heating under load and subsequently cooling under load? Any reference explaining the step by step process (with values)?

24 November 2017 2,094 1 View

Can I synthesize Shape Memory Polymer without adding photoinitiator and subsequently without using UV exposure?

The materials are: Methyl methacrylate (MMA), poly(ethylene glycol)n dimethacrylate (PEGDMA) with molecular weights of Mn=750, and photoinitiator 2,2-dimethoxy-2-phenylacetophenone (DMPA). If I...

20 September 2017 1,360 6 View

Dielectric constant of gases possess values very close to each other. Why?

It is well known that dielectric constant of liquids/gases change with temperature, and frequency, besides some other parameters may influence it. Can anyone comment on the following...

26 April 2017 9,214 7 View

Should vias be connected through soldering on fabricated sample?

Substrate Integrated Waveguide (SIW) having vias close to boundary (inside); work as inductive wall and confine the E field inside the center of the patch having those vias. On fabrication side,...

12 April 2016 6,912 2 View

What is the dielectric constant and loss tangent of De-Ionized water at 10 GHz?

I am using HFSS simulator, but I knew that dielectric constant and loss tangent values of materials inside its database can be used for low frequency only (around 2 GHz). I consulted different...

05 January 2016 3,554 5 View

How can I feed a cavity resonator (air filled and with capacitive post)?

Regarding coaxial connector (if feed from top/bottom side), I am confused. If inner cylinder of coax is connected to bottom side copper, where outer cylinder of coax should connect? Is there any...

02 December 2015 1,702 6 View

What is the permittivity and Loss factor of Fibroblast cells and Adipose-Derived Mesenchymal Stem Cells?

To investigate cells characteristics, I need to model these cells inside microfluidic channel. But I need these two properties (dielectric constant, and Loss tangent) for Fibroblast cells...

10 November 2015 9,277 2 View