How can I represent the interface surfaces between an old column and a new retrofitting jacket in SAP2000?

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What the effect of change water content on the dynamic behavior of the silty soil

what the effect of change water content on the dynamic behavior of the silty soil the water content is the most effective factor can change the dynamic behavior of soil because of the effect on...

07 August 2017 3,933 0 View

Change in the Earth's climate?

Are scientists can influence on change of the Earth's climate and treatment the damage caused by climate change ?

10 November 2015 8,127 2 View

Is there a relation between experimental results in compression, tension, and lateral loads on screw disk micro piles in cohesive soil from SAP2000 ?

is there a relation between experimental results in compression, tension, and lateral loads on screw disk micro piles in cohesive soil and theoretical results found from SAP2000 or any theoretical...

09 October 2015 9,399 3 View

Any advice on SAP2000 modelling for soil for different applications?

Can I am modelling soil by solid element in SAP2000, how, and is this will be acceptable in the field of soil researches?

07 August 2015 6,276 4 View

What is the precautions in analysis and design buried underground water tanks which will prevent uplift under seismic load?

what is the precautions in analysis and design buried underground water tanks which will prevent uplift under seismic load ? with the effect of soil structure interaction ?

05 June 2015 2,665 3 View

How can I represent a smooth frame element in SAP2000 embedded in concrete?

Thanks in advance for your replies.

03 April 2015 3,412 2 View

Is structural analysis better in three dimensional or two dimensional, in civil engineering?

Which is better for civil engineering structures, Structural Analysis in three-dimensional or two-dimensional? As in folded plates or cylindrical shell?

02 March 2015 9,879 9 View

High rise building earthquake resistance?

Which is more earthquake-resistant building with beams and slabs or flat slabs buildings?

01 February 2015 4,526 0 View

How can I represent cracks in the columns on the SAP2000 program?

01 February 2015 10,051 8 View

Reinforced concrete strength?

What is the impact of time on the resistance of reinforced concrete for the building elements (columns, beams and slabs)?

31 December 2014 9,615 1 View

Which type of compound does lamda max of 218 indicate in a uv-vis spectrum of a partially purified compound through column and TLC?

A crude extract of fungal culture using EtOH was subjected to column and TLC and partially purified compound was obtained. UV vis spectrum of the compound/s has max absorbance at 218nm. The...

11 August 2024 9,801 2 View

Can you connect an HPLC to a Mass Spec only at a certain time point?

Can anyone explain this method? Especially the last statement where it says only at 1.5 to 2.5mins was the MS/MS connected to the UPLC. How is that possible, is it a feature in this specific...

11 August 2024 8,141 3 View

RNA Extraction Using Hot Borate Method No Longer Working?

I've been performing RNA extraction on cotton petiole tissue for a few months now using the method described in the following paper, a derivative of the typical hot borate method...

08 August 2024 9,882 2 View

Can I use a HisTRAP column for affinity chromatography?

I'm working on selecting antibodies against a recombinant protein that has a His-tag. My idea is to first bind the recombinant protein to a HisTRAP column and then use this column for an affinity...

07 August 2024 505 3 View

Hi, please what is the best tool on Aspen plus that can help me get the best inlet temperature and pressure for cryogenic distillation?

I am trying to recover liquid CO2 from a mixture of 0.6 CO2, 0.3 N2, and 0.1 O2. My aim is to recover about 99% liquid CO2 at the bottom of the column and make sure the amount of gaseous CO2...

06 August 2024 4,611 0 View

What are the shear and normal stiffness values of an LLDPE liner in 3D numerical modeling of a stockpile?

I am seeking experimental or applicable data for the liner (LLDPE) interface in FLAC3D numerical modeling of a large stockpile. Could you please recommend suitable references? The preferred data...

05 August 2024 3,665 0 View

How to perform EEG source analysis on each trial of data separately?

Hello Everyone I have a question about structure for connectivity analysis on sources. My goal: preprocess and cut data into trials create headmodels, using template MRI file perform source...

30 July 2024 2,744 1 View

A positively charged and 10x his-tagged protein that doesn't bind to any chromatographic resin?

Hello everyone, I am currently working on a protein that is 10x his-tagged and positively charged (predicted pI=10.16). But when I tried to use Ni-NTA column to purify the protein, it's not...

24 July 2024 7,293 4 View

Why is trifluoroacetic acid (TFA) used in c-18 column?

I would like to know the role of the TFA (trifluoroacetic acid) used on reverse phase chromatography c-18 column. It's is often used with a concentration of 0.1% on the mobile phase.

23 July 2024 8,075 3 View

Element deletion problem in ABAQUS/Explicit solver using Cohesive elements?

I had a problem for so long. I could easily delete elements in ABAQUS implicit solver but I needed to use VUMAT so I had to have Explicit solution but the element did not disappear for so long. I...

23 July 2024 10,032 0 View