Is there a generalized method to derive current-mode model of any DC-DC converters?

Hi all, As new DC-DC converters are being proposed, associated control method should be proposed and based on the small-model signal analysis of the DC-DC converters. Using average space state...

06 January 2021 7,247 3 View

How to avoid protein precipitation during Ni-NTA binding step?

Hi everyone, I am purifying an 18 kDa protein (his-tag). The protein expresses very well and I am able to get a clean 18kDa band in SDS Page gel after purification (attached picture). However,...

11 October 2020 3,189 6 View

Whether analysis with CB-SEM by AMOS will have better results comparing with PLS-SEM?

With your experiences, which one will have better results, CB-SEM or PLS SEM?

15 September 2020 8,092 5 View

Is there In-plane anisotropy of Amorphous CoFeB thin film?

I made CoFeB thin film on PMMA. The film thickness is from 100 nm to 10 nm. To measure magnetic properties, an M-H loop according to the angle was obtained using a VSM. However, the graph by angle...

27 July 2020 1,480 3 View

How to determine intention to use a new technology?

Hello, I am doing a research on new technologies and I would like to know how to determine the percentage of people that intend to use a new technology. I know about models like TAM, UTAUT, UTAUT2...

26 February 2020 1,381 10 View

I'm looking for an antibody. can I know where to buy?

Hello, I'm looking for some antibody, CLB-CAg 69. it is a anti-factor VIII antibody whose epitope is A2 domain of FVIII. However, I cannot get this. Can I know where to buy?

15 January 2020 3,325 3 View

"Safe" value of Vgs in sub-threshold design (4.5nUT < Vgs - Vth < -2nUT)?

Hello, Usually, by biasing Vgs < Vthreshold of MOSFET, we can push MOS into sub-threshold region. My curious question is: How much value of Vgs is "good" as a "rule of thumb"? I have referenced...

29 December 2019 9,143 1 View

Can an associate editor become in charge of a submitted manuscript where 1/4 of the total references were associated with his/her own??

Is it appropriate to have Person A as an Associate Editor of a submitted manuscript - where 1/4 of the total references are his/her own and who has been a co-author with the corresponding author...

14 December 2019 7,092 3 View

Which paper/book is best to study sub-threshold operation and model of MOSs devices?

Dear all, There are lots of published work on sub-threshold operation and models of MOS devices (example: on Journal of Solid-State Circuits, IEEE). For a good and highly-credited one, could you...

08 December 2019 5,968 5 View

What is your recommendation for an English editing service?

As I am not a native English speaker, normally, I am advised to use English editing services before submitting my manuscript to the journal. Recently, I got some bad experiences with the service I...

28 November 2019 7,039 11 View

error in running a model in Abaqus

Excessive rotation of nodes in node set ErrNodeExcessRotation-Step1

17 August 2021 0 0 View

error in modelling model in Abaqus

Excessive rotation of nodes in node set ErrNodeExcessRotation-Step1

17 August 2021 0 0 View

MGL tools

20 June 2021 0 0 View

i have some problem with chtMultiRegionSimpleFoam

--> FOAM FATAL ERROR: Maximum number of iterations exceeded From function Foam::scalar Foam::species::thermo::T(Foam::scalar, Foam::scalar, Foam::scalar, Foam::scalar (Foam::species::thermo::*)(Foam::scalar, Foam::scalar) const, Foam::scalar (Foam::species::thermo::*)(Foam::scalar, Foam::scalar) const, Foam::scalar (Foam::species::thermo::*)(Foam::scalar) const) const [with Thermo = Foam::hConstThermo >; Type = Foam::sensibleEnthalpy; Foam::scalar = double; Foam::species::thermo = Foam::species::thermo >, Foam::sensibleEnthalpy>] in file /home/ubuntu/OpenFOAM/OpenFOAM-4.1/src/thermophysicalModels/specie/lnInclude/thermoI.H at line 66. FOAM aborting #0 Foam::error::printStack(Foam::Ostream&) at ??:? #1 Foam::error::abort() at ??:? #2 Foam::heRhoThermo >, Foam::sensibleEnthalpy> > > >::calculate() at ??:? #3 Foam::heRhoThermo >, Foam::sensibleEnthalpy> > > >::correct() at ??:? #4 ? at ??:? #5 __libc_start_main in "/lib/x86_64-linux-gnu/libc.so.6" #6 ? at ??:?

24 March 2021 0 0 View

Could you recommend any books about Number Theory?

Beginner level books. High level books. Analytical Number Theory. Algebraic Number Theory. Combinatorical Number Theory. Books about partitions. Books about primes.

03 March 2021 7,174 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

What is the production process of CaFe ferroalloys?

I looking for ferro calcium production process

03 March 2021 1,755 4 View

Resistor definition in Piezoelectric bimorph with ANSYS workbench

Hello, good day! I am trying to simulate similar bimorph piezoelectric harvester with below commands. However, the output power doesn't change with resistor value. Please help to find the reason. ET,10,CIRCU94,0 !SET UP RESISTOR R,1,100000 !RESISTANCE VALUE TYPE,10 !SET ELEMENT TYPE E,1,2 !CREATE RESISTOR BETWEEN NODES 1 AND 2 Thanks in advance Regards,

02 March 2021 0 0 View

Is There Any Feasible Method To Test Fluorescent Compounds Other Than Fluorescence Spectrometers ??

Is There Any Feasible Method To Test The Efficiency Of Fluorescent Compounds Other Than UV Spectrometers ? Suggestions Would Be Appreciated !

02 March 2021 5,785 3 View

New Journal, "Integrative Psychological and Behavioral Science" -- do you not know, and have you not seen, this done before?

Question to you and THEM, the New Journal, "Integrative Psychological and Behavioral Science" -- do you not know, and have you not seen, this done before? There appears to be a core problem for...

02 March 2021 3,024 2 View