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

flexibility of polymers chain

effect of double bond on the flexibility of polymers

07 April 2021 0 0 View

Formulation of polymer color flakes

I am writing to request some information for making polymer color flakes. I would appreciate the help.

17 March 2021 0 0 View

After a reference from Int J Body Compos Res, can any body help?

Hi, I am after the reference below, my library says it cannot obtain a copy either locally or internationally, any help appreciated! Chris Wang ZM, Heshka S, Wielopolski L, Pi-Sunyer FX, Pierson...

03 March 2021 6,193 1 View

Irradiation data for JAPAN?

Hi, Could you help me to get the latest (2019, 2020) solar resource data for a particular site in JAPAN? PV GIS and NSRDB data are not in reach to JAPAN, I'm looking for some other database for...

03 March 2021 961 3 View

What is the production process of CaFe ferroalloys?

I looking for ferro calcium production process

03 March 2021 1,755 4 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

12% ledeburitic cold work tool steel, etched for revealing retained austenite, any help for clarifying?

Hello everyone. Given microstructure image belongs to a 12% ledeburitic cold work tool steel (annealed and tempered). The sample was etched with picral (100 mL ethanol and 4 g picric acid). I...

02 March 2021 4,119 3 View

Help request in CST microwave?

im working now on TPV solar cells and metamaterials and i realy need our help in CST microwave i have a tpv cell simulation and i want to extract particullarly the absorbtion of only the active...

02 March 2021 2,246 2 View

How Can I bring as much common elements in steel as possible to calculate stable phase(s) in OpenCalphad?

As I was tweaking step-by-step OpenCalphad6 Macros step1.ocm involving phase and thermal property calculation of a High-speed steel, I could not incorporate more than 6 elements in the steel...

01 March 2021 8,840 1 View

How can you bring two structures together to create an adhesive bond in LAMMPS?

I have created an Ice 1h crystalline structure and an Aluminium substrate structure and equilibrated both at 250K. Now I need to bring them together in a way that an adhesive bond is created....

01 March 2021 3,325 2 View