What's the research hotspots in the direction of modern bridge and bridge structure design theory?

More Kedian Luo's questions See All

Is RD-ES grow attached or in suspension or both?

We have a old RD-ES cell line which is grow attached, but we got another vial of RD-ES which is very easy to get detached and grow in sphere in the medium. Do you know which morphology is normal...

24 February 2021 5,183 1 View

The algal cell always gather together when the cells concentration is high and those cells would block the microfluidic chips. How can i handle it?

I want to pump a high concentration algal cells into microfluidic chip, however those cells are always gather together forming a clusters to block the connection between Teflon tube and...

26 October 2020 5,366 2 View

What kind of small mobile robots are available on market to undertake multi-robot research?

Dear All, What kind of small mobile robots are available in market to undertake multi-robot research? Would you have anything to be recommended? Thanks! Chaomin Luo ~~~ Chaomin Luo,...

04 October 2020 5,173 5 View

Why some structural equation models are all observation variables?

Hello everyone. Recently, when I searched the literature about SEM, I found some problems that I couldn't solve. I found that the models established in some studies are all observation variables...

16 July 2020 3,279 3 View

2D protein gel system?

Want to set up a 2D protein gel system. Can anybody recommend a system to go for? We use a lot of Bio-Rad's protein gel systems, but don't know which one is best for 2D gels.

07 July 2020 6,327 3 View

Is there any open source code for learning in the field of data-driven robust optimization?

I can get a lot of theoretical knowledge in related fields, but I'm still confused about the implementation behind it. Unfortunately, I didn't find any examples on the Internet that I could...

29 March 2020 6,438 3 View

Why the large grain contains small grain inside ?

We currently recieved a sample from industry. It is high manganese steel (Hadfield steel) with a composition of Fe-12Mn-1.1C, after austenization treatment. We find that the grain size of this...

15 January 2020 6,624 1 View

How to read the intersection signal information in the Internet of Vehicles environment?

The existing method can be realized by short-distance traffic through the DSRC, or the signal light device can be connected to the roadside device RSU by wire. Even in the driverless field, the...

18 November 2019 6,706 1 View

Are there recommendations to buy some small mobile robots to test our multi-robot algorithms?

We would like to validate and test our multi-robot algorithms with some research-platformed mobile robot. Are there recommendations to buy some small mobile robots to test our multi-robot...

15 November 2019 5,772 3 View

How should the bone model be considered when screw drilling into bone finite element modeling?

For the establishment of bone model, besides considering the bone density, elastic modulus, poisson's ratio, yield stress and yield strain, should the damage caused by bone being cut by screws be...

09 November 2019 5,831 3 View

What techniques can I use to determine the miscibility of polymer blends?

The term miscibility refers to the single-phase state in thermodynamics. I do not mean the compatibility of different components. To determine the miscibility I know several techniques such as...

03 March 2021 4,107 4 View

How to calculate BREQ 3 questionnaire?

how to calculate BEHAVIOURAL REGULATION IN EXERCISE QUESTIONNAIRE BREQ 3 ,which contain 24 questions and each question has 5 answers (0- Strongly disagree , 1-disagree, 2- Neither agree nor...

02 March 2021 811 3 View

I am interested in medicinal chemistry field, which books are highly recommended to learn from?

I am at the beginner level in drug design and drug discovery, and I am interested to learn more about this field. Which books are highly recommended to start from and gives me all essential...

02 March 2021 8,437 2 View

Please suggest a good text book for "Research Methodology in Life Sciences". Which book would be good for PhD Scholars?

Please provide Book Title and author name

02 March 2021 9,059 3 View

Could any one guide me, to write research proposal for grant? ?

We have one plant, the local people using this for controlling blood sugar, the toxicity and antidiabetic activity of the plant is not reported yet, please guide from whag should be the process ?...

02 March 2021 2,300 1 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

What is involved in morphological changes of SEM images of a substance?

In the sem analysis of CaCO3 nanaoparticles, the morphology images showed spherical shaped particles but the proposed morphology for these type of nanoparticles is trigonal. I prepared the...

01 March 2021 1,960 4 View

I have designed reflectarray element and feeding it though Horn Antenna on HFSS. After full wave simulation, I am not getting desired results?

I have designed reflectarray element to generate OAM beams at 5.8GHz and feeding it though Horn Antenna on HFSS. After full wave simulation, i am not getting desired results i.e Radiation pattern...

01 March 2021 9,701 5 View

Is anyone familiar with the cyclic compressive fatigue testing (BS EN 12697 - 25) ?

I would like to get more information on the cyclic compressive fatigue testing (BS EN 12697 - 25) which is typically done for bituminous material in pavement design. Any one can advise on the...

28 February 2021 2,004 3 View

Microstrip antenna design tutorial of HFSS 3D layout module ?

I have designed a 24 GHz rectangular antenna on HFSS 3D model and got desired results while desing the same antenna with same dimensions I am getting resonance frequency at 27 GHz I am...

28 February 2021 4,426 2 View

Ren Songbo

Vortex vibration of cross-sea bridge, Durability of large bridge, Reinforcement of existing bridge, and so on.

Om Prakash Chhangani

Develop a unified model for predicting service life of the bridge under distress and after retrofitting as well

Charles Chinwuba Ike

Analysis of bridge structures under ground motions.