How one can translate capacitance values to biasing voltage, specially in terms of varactor diode?

What is the formula or the method to translate a capacitance to a voltage, Specially in terms of varactor diodes. Any reference or related material can be shard.

06 July 2015 5,110 4 View

What is the theorotical and practical meaning crossovers with respect to Couplers in microwave engineering?

What is the exact meaning of crossovers specifically with respect to couplers.

05 June 2015 2,459 3 View

Is there anyone, who is using ISOCAM software for creating milling or drilling data?

When I open my Gerber file to isocam it does not looks the same as my main design. Any suggestions and tips.

04 May 2015 5,687 0 View

Any good and relevant book or literature for understanding odd and even modes in microwave circuits?

Except saying, that in even modes there is a open circuit and in odd modes there is a short circuit. Is there any book or literature that can be used for best understanding about even and odd modes.

03 April 2015 2,190 12 View

What is a suitable way of converting a HFSS file into a gerber file for fabrication purpose?

What software or what tool is good to use for converting a HFSS file to a gerber file

02 March 2015 432 6 View

What can be the best position for putting the Radial stubs in the planer design for diode biasing?

We use radial stubs for the the biasing of diode as well. How we can locate the best position to include radial stub in the circuit design.

31 December 2014 6,329 7 View

How to include the effect of S2P data file in momentum simulation in ADS?

Can anyone knows how to include the effects of a diode s2p file in momentum. In the palette of (Lumped with artwork) there are 3 symbols of s2p block at the end. One is connector artwork, other is...

11 December 2014 7,921 4 View

Is it possible to simulate S2P data block in Momentum?

If we implement a diode or its equivalent or simple the resistor or capacitor data and put into a s2p file and the use that block with momentum. Will it be work with it or not in ADS

11 December 2014 6,381 7 View

How can we simulate momentum and also include the ports for lumped or active elements within momentum to include effects In ADS?

11 December 2014 252 2 View

How can I model a PIN diode in Momentum Simulation?

Can we directly model a PIN Diode or any other active device in Momentum ADS or do we have to import the active devices from some other softwares.

10 November 2014 9,266 6 View

error in running a model in Abaqus

Excessive rotation of nodes in node set ErrNodeExcessRotation-Step1

17 August 2021 0 0 View

error in modelling model in Abaqus

Excessive rotation of nodes in node set ErrNodeExcessRotation-Step1

17 August 2021 0 0 View

MGL tools

20 June 2021 0 0 View

fatal error

When I tried to energy minimization my system, I got fatal error as below. Fatal error: Atomtype opls_116 not found Although I've already added this line: ; include water #include "oplsaa.ff/spc.itp" to [molecultype] directive in my topology.

16 June 2021 0 0 View

fatal error

When I tried to energy minimization my system, I got fatal error as below. Fatal error: Atomtype opls_116 not found Although I've already added this line: ; include water #include "oplsaa.ff/spc.itp" to [molecultype] directive in my topology.

16 June 2021 0 0 View

fatal error

When I tried to energy minimization my system, I got fatal error as below. Fatal error: Atomtype opls_116 not found Although I've already added this line: ; include water #include "oplsaa.ff/spc.itp" to [molecultype] directive in my topology.

16 June 2021 0 0 View

fatal error

When I tried to energy minimization my system, I got fatal error as below. Fatal error: Atomtype opls_116 not found Although I've already added this line: ; include water #include "oplsaa.ff/spc.itp" to [molecultype] directive in my topology.

16 June 2021 0 0 View

what is the simplest definition of ion exchange capacity

What this unit identifies for the ion exchange capacity ca. 0.92 meq. g-1. I am a newcomer in the membrane area. I just started. I highly appreciate your help

08 May 2021 0 0 View

what is the simplest definition of ion exchange capacity

What this unit identifies for the ion exchange capacity ca. 0.92 meq. g-1. I am a newcomer in the membrane area. I just started. I highly appreciate your help

08 May 2021 0 0 View

i have some problem with chtMultiRegionSimpleFoam

--> FOAM FATAL ERROR: Maximum number of iterations exceeded From function Foam::scalar Foam::species::thermo::T(Foam::scalar, Foam::scalar, Foam::scalar, Foam::scalar (Foam::species::thermo::*)(Foam::scalar, Foam::scalar) const, Foam::scalar (Foam::species::thermo::*)(Foam::scalar, Foam::scalar) const, Foam::scalar (Foam::species::thermo::*)(Foam::scalar) const) const [with Thermo = Foam::hConstThermo >; Type = Foam::sensibleEnthalpy; Foam::scalar = double; Foam::species::thermo = Foam::species::thermo >, Foam::sensibleEnthalpy>] in file /home/ubuntu/OpenFOAM/OpenFOAM-4.1/src/thermophysicalModels/specie/lnInclude/thermoI.H at line 66. FOAM aborting #0 Foam::error::printStack(Foam::Ostream&) at ??:? #1 Foam::error::abort() at ??:? #2 Foam::heRhoThermo >, Foam::sensibleEnthalpy> > > >::calculate() at ??:? #3 Foam::heRhoThermo >, Foam::sensibleEnthalpy> > > >::correct() at ??:? #4 ? at ??:? #5 __libc_start_main in "/lib/x86_64-linux-gnu/libc.so.6" #6 ? at ??:?

24 March 2021 0 0 View