19 Questions 21 Answers 0 Followers
Questions related from Sara Bazhair
Dear All, I have coated a piece of metal with an alloy of very thin thickness, how can I measure the conductivity? and what are the best devices to use for this purpose? Regards, Sara
18 July 2019 7,472 3 View
Dear All, What does photo-sensitivity tell us about the light detector in general? and is rise and fall time among the important figures of merit? and is photosensitivity of the phototransistor...
30 April 2018 7,911 2 View
Dear All, As the main question states, I am trying to understand the photogating effect and the conditions that give it rise, kindly provide an explenation. Any relevant literature will be...
19 April 2018 1,903 5 View
Dear All, Is it possibility that a mix of quantum dots with a semiconductor material could improve the EQE under UV exposure while actually reducing other parameters such as photosensitivity,...
12 March 2018 7,110 3 View
Dear All, I have a Si/SiO2 substrate with pre-deposited Gold contacts, and i wish to clean it before I start depositing my organic layers for my OFET fabrication. Any Idea on the best method to...
24 February 2018 3,952 3 View
Dear All, I have fabricated several lateral top contact OFETs, some of which were a mix of PaMS blended TIPS-pc and PbS QD. I noticed lower photosensitivity and photosensitivity after ading the...
19 February 2018 3,804 3 View
Dear All, In case quantum dots were mixed in dielectric before deposition of layer in an OFET, what is the mehcanism of operation and how does carrier transport happen in dielectric layer ? and...
06 February 2018 2,384 3 View
Dear All, when looking at an I-V curve, what does it say about the device if the saturation region occures in the positive Vgs region or in the negative Vgs region? Best Regards,
25 January 2018 8,655 10 View
Dear ALl, When measuring the I-V characteristics of OFET devices, the leakage current shows a zigzag-like or an unstable disturbed curve. is this common? and why does it apear so? is there an...
02 January 2018 3,922 10 View
Dear All, since responsivity is the photocurrent devided by the optical power how can i identify the photocurrent and the incident optical power to calculate responsivity?
21 December 2017 8,522 7 View
Dear Seniors and colleagues, I tried fabricating a bulk heterojunction with TIPS-pc and QD, however my devices did not operate and showed constant drain current instead. It is a lateral top...
26 September 2017 6,380 5 View
note that the characteristic I(drain)-V(gate) and I(drain)-V(drain) curves are obtained in excel sheet format. i am looking for the theory and the method kindly any references would be useful
28 May 2017 3,135 6 View
Dear All, How do i decide which QD to purchase? and does the emissison peak matter if i am only aiming for detection and not illumination purposes? what are the pieces of information that i should...
25 May 2017 5,653 4 View
I would like to measure the size and the roughness of some of the layers on my deivce, i could use AFM, SEM or TEM, however, which would be the best option and are there other methods i should...
13 May 2017 8,245 4 View
Dear All, I understand the need for a dielectric in order to form the capacitive effect in my FET, but how does the dielectric capacitance being high or low effect my device performance and...
28 April 2017 4,263 6 View
Dear all, i hope this can be explained in terms of it's role in semiconductor devices, more specifically in FETs.
06 April 2017 8,676 2 View
does one result from the other ? is it dependant on device structure or material characteristics ? specifically if we are addressing photo-transistors ? what methods are taken for the reduction of...
21 March 2017 7,203 3 View
As one of the major drawbacks in the field of organic electronics is the mobility of carriers, more specifically, my interest would be the in organic Field Effect Transistors So have researchers...
09 February 2017 1,194 4 View
Dear colleagues and Seniors, As the question is stating, I am searching for information and publications that describe the currently used technologies in Infrared Imaging Systems. With the...
01 January 1970 7,015 1 View
