What is the permittivity of PTB7:PCBM?

31 December 2016 5,572 3 View

What are the latest developments in IOT architectures?

Hi, I was wondering if someone can help point to a review paper on the latest developments in the field of IOT architectures?

07 August 2016 7,106 0 View

What is the current relevance of koster's model(2005) for modeling organic solar cells?

Hi, I am using Koster's model to simulate the I-V curves of irregular organic solar cells. Is the model still relevant today? Can somebody please suggest literature discussing...

01 February 2015 6,205 1 View

What is the difference between a solar cell and a photodiode, in operation and as well as in construction??

What is the difference between a solar cell and a photodiode, in operation and as well as in construction?

09 October 2014 6,304 6 View

What is your opinion on the Keithley 2450 /2400 source measure units for DC I-V measurements of solar cells/diodes/FETs?

DC IV measurements - request for opinions.

31 December 2013 3,415 2 View

Can HF C-V measurements be performed at frequencies lower than 1 MHz? If yes, what are the conditions/frequencies at which it is possible?

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31 December 2013 9,495 4 View

What are the parameters to be measured for assessment of potability of water?

What are the parameters to be measured (in lab or on site) in order to assess if the water is fit for drinking in the Indian sub-continent?

09 October 2013 7,595 10 View

I-V measurement of a solar cell?

When I-V measurements are performed on a solar cell, usually the light is illuminated and electrical excitation(voltage) is also applied. However, when deployed on the field, solar cells are...

09 October 2013 9,688 12 View

Spin coater specifications - can anyone help?

If I were to build a spin coater for coating organic solar cells, what are the desirable specifications with regard to speeds and acceleration values for obtaining good coatings?

09 October 2013 5,186 8 View

Can anyone suggest handbooks or reference books for organic solar semiconductors, preferably on OPV?

Those with tables of data would be great. I do find handbooks which are collections of papers/chapters but do not have optical /electrical/other data for many organic semiconductor materials....

08 September 2013 4,528 5 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

Chlorinated organic formation in odor control scrubbers using hypochlorite?

I'm involved in a study of odor control technologies for municipal wastewater treatment plant. One of the control options involves a chemical 2-stage (acid/alkaline) packed bed scrubber. The...

03 March 2021 3,661 2 View

Arena simulation - how do i model the following model in ARENA (see description) (new to ARENA)?

Hello, I'm fairly new to ARENA and I have the following problem: I have two queues in which, in each queue, a different order type arrives (both having an arrival rate of exponential 10). Order...

02 March 2021 2,431 3 View

Why are the velocities so high in my Boussinesq approximation Fluent simulation?

Hello, I have a mechanism where air rises due to convective flows. In this simulation, nothing is driving the air except this. I understand that the Boussinesq approximation only works for small...

02 March 2021 4,910 3 View

How to calculate average trend in maximum annual NDVI from MODIS?

I am wanting to calculate the average trend in maximum annual NDVI in Iceland from 2010-2020 using MODIS MYD13Q1 V6. How would I do this? I have currently inserted the NDVI bands from the MODIS...

02 March 2021 752 2 View

Ester cleavage conditions?

Hi all, I need to cleave the ester in Ethyl 2-amino-1H-imidazole-5-carboxylate to make the carboxylic acid and retrieve the product from solution to use in downstream applications of linking to...

01 March 2021 8,766 3 View

Why the results when using wall thickness and when using shell conduction are different in ansys fluent?

Actually, I am running cfd simulation for a heat exchanger which has two fluids one hot and other one is cold fluid. there is a solid domain between them, which I removed and instead I have used...

01 March 2021 9,537 2 View