What are some factors that would result in a small fEPSP?

Hi everyone, I'm consistently having small fEPSP's of approximately -0.01 mv. I've been moving the position of my electrodes and increasing the stimulation intensity but the response doesn't...

03 December 2020 7,125 7 View

What is an appropriate tip diameter size for a stimulating electrode?

I'm setting up an electrophysiology rig examining LTP in the CA1 region of the hippocampus. What is an appropriate tip diameter size for a stimulating electrode to generate fEPSP? Also, I'm...

01 December 2020 5,139 2 View

Acoustic shock wave from spark?

I'm working with an application where I'd like to detect a short sound from a distance up to 100 m. An ultrasonic chirp has been unreliable so far. I was contemplating the use of the snap of an...

30 September 2020 8,627 4 View

Can anyone direct me to where data may be obtained regarding the ecological imprint by the manufacture of products for renewable energy?

I want to understand the difference in the ecological imprint due to moving to renewable energy

14 April 2018 3,721 3 View

What are the ways to know whether or not the analysis with multiple imputations is a better estimate than the one with missing data?

I have a panel data set: 39 countries and 12 years (n = 468). My key variable of interest (Variable A) has missing data, along with other variables, and 387 cases are available out of 468. I have...

11 March 2018 6,448 3 View

Do social scientists in European have less preference in the use of statistical analysis than their counterparts in the United States do?

I am a social scientist (more accurately a criminologist) who works in the United States. A couple of years ago, I submitted my manuscript to a journal in Europe for a possible publication. The...

08 March 2018 549 4 View

Invasive devices are being used to stimulate organs in the body. What frequencies, voltages, and pulse lengths are being used?

There are a lot of invasive technologies in use today that are used to stimulate organs, the nervous system, the brain, and pain receptors in the body. One example, would be a device that...

03 March 2018 570 3 View

How can I create a damper/spring-foundation under a steel beam in dynamic explicit in Abaqus ?

Hi, I am new to abaqus. I am modelling a steel cantilever beam under impact loading in abaqus. I used solid-homogeneous as my section. I created a step "Dynamic-Explicit"(time period=0.01),...

25 February 2017 1,542 3 View

There are many antennas out there. I want to broadcast a signal that only one would receive. How can I do this?

07 May 2016 5,153 6 View

Is anyone doing research on the extraction of biological signals using atomic magnetometers positioned remotely (>10cm) from the body?

Recent research has enabled EEG readings with a sensor 4mm away from the skin: https://www.osapublishing.org/boe/abstract.cfm?uri=boe-3-5-981 In 2013, an extremely sensitive atomic magnetometer...

30 November 2015 6,483 3 View

How to hydroxylate the surface of bismuth telluride nanoparticles?

Would it be possible to add -OH functional groups to Bi2Te3 nanoparticles?

07 October 2020 6,560 3 View

What is the chemical stability of bismuth telluride either in bulk or nanoparticle form (e.g., nanowires, platelets, etc)?

I am interested in post-synthethic methods of this material, and would like to know the chemical stability of Bi3Te2 (particularly nanotubes) in water, acid o alkaline media. Any literature...

03 October 2020 2,743 3 View

Could someone provide the permeability value for 2% Chromium doped BiFeO3?

Any close value will also work.

03 October 2020 8,067 4 View

How many Raman active modes are present in sodium bismuth titante (Na0.5Bi0.5TiO3-NBT) from group theory analysis ?

Hello everybody, I am trying to calculate the irreducible representation of point group 3m (C3v) for NBT (having R3c space group - 161). Could you please give some clarification in this regard?

20 January 2020 2,955 2 View

How many Raman active modes are present in sodium bismuth titante (Na0.5Bi0.5TiO3-NBT) from group theory analysis ?

Hello everybody, I am trying to calculate the irreducible representation of point group 3m (C3v) for NBT (having R3c space group - 161). Could you please give some clarification in this regard?

31 December 2019 5,909 2 View

Vapor Presure of Bismuth, Tellurium and Bismuth Telluride (Bi2Te3), all at 300 K ?

Dear all: I am looking for the data of the Vapor Pressure for these substances : - Bismuth - Tellurium (for both of these elements I found a few data, but for points of temperature above 650...

24 November 2019 663 2 View

Can Richardson (ln(I0/T2)-1000/T) plot have a positive slope???

22 November 2019 8,559 3 View

Vapor Presure of Bismuth, Tellurium and Bismuth Telluride (Bi2Te3), all at 300 K ?

Dear all: I am looking for the data of the Vapor Pressure for these substances : - Bismuth - Tellurium (for both of these elements I found a few data, but for points of temperature above 650...

10 November 2019 7,580 1 View

I have synthesized bismuth doped Titania (Bi-TiO2).want to know the position of of Bismuth?

I have synthesized bismuth doped titania (Bi-TiO2). Now i am confused about the position of Bismuth. whether it should be above the valence band of TiO2 or below the conduction band of TiO2....

13 October 2019 4,388 3 View

I have synthesized bismuth doped Titania (Bi-TiO2).want to know the position of of Bismuth?

I have synthesized bismuth doped titania (Bi-TiO2). Now i am confused about the position of Bismuth. whether it should be above the valence band of TiO2 or below the conduction band of TiO2....

09 October 2019 4,408 3 View