Alham Al-Shurafat

7 Questions 18 Answers 0 Followers

Questions related from Alham Al-Shurafat

Which is proper to downscale each meteorological station or averaged value of all stations in the study area?

I want to to downscale precipitation and temperature for a basin (6820 km2) using SDSM model. I have 14 station with almost 100% full data (no missings) covering 25 years within the basin. After...

02 February 2016 9,031 6 View

Does the powder amount shown below seems reasonable compared to the dispersion (50mL) that was converted from or it may contain other materials?

I had converted silver nanoparticles dispersion (50mL) with silver nanoparticles concentration of 120 mg/l into powder using freeze drying technique. The dispersion and the corresponding obtained...

02 February 2016 1,615 2 View

What is the best molecular weight cut off ultrafilteration membrane for silver nanoparticles purification?

I want to purify a silver nano particles solution using an stirred ultrafilteration cell . I had 10kDa filters but I am not sure if this Molecular weight cut off (MWCO) size would proper for...

02 February 2015 10,019 3 View

Which method between ICP-MS and Atomic absorption (suggest if there are others)is better to measure silver nano particles concentration?

I had synthesized and washed a silver nanoparticles dispersion with averages size of 45 nm . I am need to measure accurately the silver nano particle concentration on the dispersion. So I were...

01 January 2015 7,877 24 View

What are your overviews about the economic feasibility of applying synthesis of silver nanoparticles using plant leaf extract on large scale?

I am working since a while on the synthesis of silver nanoparticles using plant leaf extracts as other researchers along the world and I succeeded on this at lab scale. but I am interested now on...

12 December 2014 6,923 3 View

What may be the causes of an irregular shape and a weak dispersion of silver nanoparticles that made using plant extract (its TEM images attached)?

I have synthesized silver nanoparticles using green technique called Tollens method in which a solution of Ag(NH3)2 were prepared then mixed with NaOH sol to rise the PH beside adding a stabilizer...

08 August 2014 9,288 4 View

How can I extract a time series of variable for a specific location (specific longitude and latitude) from a CMIP5 experiment netCDF data set?

I want to downscale temperature and precipitation output from some of the CMIP5 models for my country (Jordan) coordinates. but I failed until now to figure out how to extract a time series...

07 July 2014 3,461 55 View