Anyone can help me to know how to connect MPPC and Sourcemeter?

I am working with MPPC C13365 Hamamatsu and I would like to know the I-V curve of this device But I don't know how to connect MPPC and Keithley 2450 source meter. Can anyone help me? Many thanks.

04 May 2018 630 0 View

How can I make a cross sectional cut on Boron thin film samples for SEM view?

I have prepare the small sample size for SEM. My sample is B thin film on Al Plate (B has thickness about 6 micrometer, Al thickness = 1 mm, sample size = 10cm x 10cm). I need to cut this sample...

11 December 2017 6,426 9 View

How to measure the thickness of thin film on the large substrate?

I make a boron thin film on Al plate (10cm x 10 cm). What is the best methods to measure the thickness of thin film. Thank you so much.

09 October 2017 1,622 4 View

How to calculate the efficiency of detector based on gamma spectrum?

07 August 2017 3,877 5 View

How to covert from dose equivalent to radiation activity?

I have a source: Co-60 and measure a dose equivalent equal 31.73 x 10^-6 Sievert (by FDM 1000 detection) ( distance from resource to detection equal 1cm, time= 45 minutes). Can i calculate the...

04 May 2017 658 12 View

What is the Phenomena on the surface?

04 May 2017 3,570 1 View

Physics: Why do we describe light by referring to its wavelength, but microwaves and radar pulses by referring to their frequency?

In physics, the description of the properties of light generally refers to its wavelength (nm), while in the range of microwaves and radio waves we refer to the frequency of a signal (e.g. kHz or...

03 March 2021 1,682 3 View

Does any one know how i can prepare liver tissue with transmission electron microscope with good fixation?

i have problem in preparation of liver tissue with bad cell organelles and how i can adjust osmolarity

03 March 2021 8,890 1 View

I need to image mesoporous silica nanoparticles that are in ~100 nm size and do high resolution TEM to look at mesopores. what grids should I use?

Need to image mesoporous silica nanoparticles using the TEM. Also, need high resolution TEM images to see the mesoporous structure. Kindly suggest what kind of grids to use. Thanks, Shatadru

02 March 2021 1,787 2 View

Shall I skip the measurement model in SmartPLS?

Hello everyone, I had run a mediation model in SmartPLS using questionnaires that were already validated among my statistical population. A professor who edited my paper -though she is not...

01 March 2021 3,052 3 View

Can polymer concentrations be calculated based on the number average molecular weight?

Hello, I spin-cast two different polymers onto wafers and measure their height as a function of initial concentration. For polymer A, I have the weight-average molecular weight (Mw) as well as...

28 February 2021 7,882 2 View

SEM or Multiple Regression for an analysis without Latent Variables?

Hello, I have three hypothesis to test, all with the same IV. I am testing if the effect of the IV on the first DV is mediated by awe. I am then measuring whether the effect of the IV on a...

26 February 2021 8,399 5 View

How to clean up TEM grid with plasma cleaner?

I need to clean the hydrocarbon contamination on the carbon substrate of TEM grid. However, I heard that substrate could be broken by the powerful plasma. My substrate is pure carbon, with ~3nm,...

23 February 2021 3,262 5 View

How to resolve Gaussian error termination " Error termination via Lnk1e in F:\G16W\l103.exe" for TS(QST3)?

When I run the job for TS(QST3) in gaseous phase, it was completed without any error. But when I add water in CPCM model it terminated with an error: Inconsistency: ModMin= 2 Eigenvalue=...

21 February 2021 3,198 2 View

Magnetismic Gravity in the universe?

MAGNETISMIC GRAVITY What is magnetism? Something magnetic has a + and - charge. If 2 + or - are pushed if + and - are pulled. But what is the main reason for this? Why does magnetism have a pull...

21 February 2021 9,538 3 View

Specify the Burgers vectors for dislocations, which cannot be uniquely identified.?

1. A bcc metal single crystal was sliced along (1 -1 0) plane for TEM study. Assuming that the TEM available is equipped with a goniometer stage which tilts up to 45o. The Burgers vector of...

20 February 2021 2,370 1 View