Mohand Arezki OUADFEL

5 Questions 13 Answers 0 Followers

Questions related from Mohand Arezki OUADFEL

Is there any maintainance documentation for a Varain UV-Vis-NIR Cary 500?

Hi everybody. I'm working on a Varian Cary 500 UV-Vis-NIR spectrometer, using a PbS detector, from 800 nm to 3000 nm. This latter has a problem, as it gives for any transmission, a 100%...

02 February 2018 5,563 1 View

Interference and distortion of images acquired with a DISS5 on Philips SEM505

Hi Is there any problem on the DISS5 when connecting the computer to Ethernet? Thanks alot

08 June 2017 7,676 4 View

HOW to Design a heated substrate holder?

Hello everyoneI would design a heated substrate holder using a tungsten filaments (as resistance), and a Duralumin piece (usinated). So my first question concerns the Duralumin: what temperature...

18 April 2017 2,108 4 View

Is Tauc Algorithm still valid for the calculation of the gap for multilayers after transmission UV-Vis-NIR measurements?

I usually perform the calculations of gap for monolayers with the formula [(Alph HNu *) ^ 0.5 = f (HNu)] because the interference fringes have a comode behavior (transmission maxima gradually...

09 January 2015 1,280 5 View

Do you work with an Angstro Sciences ONYX-3 Magnetron Sputtering Cathode?

Is there anyone who is working with ONYX-3 Magnetron Sputtering Cathode? i meet some problems with plasma generation: i measure a current without having a plasma even if i use the appropriate...

22 September 2014 7,299 11 View