How to measure organic photovoltaic using keithley? is it have any circuit to measure it?

For my case, i already test my organic photovoltaic under the sun and show the solar cell behaviour when i read current and voltage reading. but unfortunately when i connect with keithley...

11 December 2017 9,377 2 View

What the effect if we take longer time in stir P3HT: PCBM and heat at 60 degree? What the effect heating p3ht pcbm in preparation p3ht pcbm?

Some researchers said they stir for overnight, some said just for few hours. I think this stir is to ensure the p3ht:pcbm dissolve in a solvent. In addition, some researchers said that the p3ht:...

08 September 2017 9,964 6 View

How to get the good coating of reduced graphene oxide on a glass substrate?

02 March 2017 4,988 4 View

Can i know the washing process for reduced graphene oxide and drying temperature?

some paper I read that washing process for reduced graphene oxide involve the methanol and di water? is it methanol need in washing for reduced graphene oxide? if need why? what the actual drying...

31 December 2016 3,918 5 View

What is the difeerent between AFM, FESEM,SEM and TEM?

09 October 2016 752 1 View

Need your help. How to purify Graphene Oxide if dont have centrifuge?

Graphene Oxide, Purify Graphene Oxide, Synthesis Graphene Oxide

05 June 2016 6,670 2 View

How to compare two groups with only two measurements?

Hiiiii everyone! I have an enquiry on statistical analysis. I was looking for many forum and it's still cannot solve my problem. I want to compare means of two groups of data but only with two...

03 March 2021 8,796 3 View

Enhanced Yellow Fluorescent Protein (Aequorea victoria) DNA sequence?

I am on the lookout for the Enhanced Yellow Fluorescent Protein (Aequorea victoria) DNA sequence. Does anyone know where I can find it? Thank you in advance

03 March 2021 3,568 1 View

What kind of fluid could I use for a pitfall trap that also does not invalidate molecular testing?

Hi, I want to start testing pitfall trap to obtain ants samples, but I need to conduct molecular analysis on those insects. So, what kind of fluid can I use? Ethanol expires too early and I need...

03 March 2021 5,978 5 View

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10?

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10? Since, the growth curve from day 2 to 10 won't be like the "Logistic curve" it might not follow logistic...

03 March 2021 1,401 3 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

Can we block unwanted images during the x-ray prediction?

i am try to classify the x-ray images. During classification , can i block unwanted images (except x-ray image).

03 March 2021 7,100 1 View

Do we need to write protocol for a second study of a systematic review that has been registered and published?

I have conducted and published a systematic review and meta-analysis research with the topic related to public health and health pomotion (protocol was registed in PROSPERO). Now we want to...

03 March 2021 8,920 3 View

How to increase a model accuracy ?

dear community, my model is based feature extraction from non stationary signals using discrete Wavelet Transform and then using statistical features then machine learning classifiers in order to...

03 March 2021 6,994 5 View

Do I need to do linear regression before running mediation analysis using PROCESS MACRO by Hayes ?

I just wanted to check if I need to run a linear regression separately if I am using PROCESS MACRO to run mediation analysis. Thank you.

02 March 2021 4,359 3 View

Sample dilution for quantitative analysis using ELISA?

If the detection range is in ng/ml but the reference range is in ug/ml for a molecule or protein in serum or plasma .how to dilute and what is the initial volume to be taken for quantitative analysis

02 March 2021 7,670 3 View