What is the world record for anchors in traction placed on soft ground and which placed on rock?

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Is there a competent body to certify and judge whether a new anti-seismic technology makes a positive contribution or whether it is dangerous?

21 June 2024 9,919 3 View

How do we reduce the tensile force on the side of the wall without prestressing?

There is the torque on the wall, which tends to rotate it. As it rotates, the diagonal forces down, the ground resists and compression is created. The other side of the wall, raises forces which...

23 March 2024 8,422 3 View

What are our homes at risk from?

1. Fire 2. Earthquake 3. Flood But the big bill comes from 4. not maintaining them. How can we maintain the structures if we can't? Because the buildings will start falling down on their...

21 March 2024 3,362 1 View

Does anyone have the following article "Canine haematological changes during gestation and lactation. " ?

Authors: R. L. Allard, A. D. Carlos, E. C. Faltin Journal Article : Companion Animal Practice , Vol.19, No.3, pp.3-6

11 February 2024 8,690 1 View

What is better, the earthquake forecast, or building strong earthquake structures?

To deal with a strong earthquake what is best. 1. To anticipate the earthquake and flee our homes to avoid being killed, or 2. To build strong structures unscathed in the earthquake ?

03 February 2024 6,576 15 View

Is there a Shadowban in scientific journals for the papers we publish?

Is there a Shadowban in scientific journals for the papers we publish? Shadowban is the practice of blocking or partially blocking a user or their content from certain areas of an online community...

15 January 2024 6,604 7 View

Are extreme natural phenomena more frequent lately?

Dear colleagues Good morning. I have noticed that in the few recent years extreme natural phenomena are more frequent than before (see file attached). Is this assumption correct? Please comment...

14 January 2024 495 9 View

What is the world record for traction on ground and rock anchors?

There are many anchoring mechanisms for soil and rock. Some resist traction, others resist compressive loads What is the world record and what is the strongest traction anchorage known in soil...

17 December 2023 8,409 4 View

How can I separate Diglycerol and Diglycerol Dicarbonate from a mixture using HPLC?

In literature, they separate the simpler form of the mentioned compounds, Glycerol and Glycerol Carbonate by GC. I tried GC but I could not separate them so I decided to try HPLC. However, I have...

06 December 2023 4,992 3 View

Is the "Lamprophyre Clan" or the "Lamprophyre Facies" correct?

Dear colleagues Good day to you all. One of the most famous debates in Igneous Petrology is the relation between the diamondiferous rocks (i.e. lamprophyres, lamproites, orangeites and...

05 November 2023 813 0 View

Do you think can be any Uranium bearing rocks in Eastern part of Iran and western part of Afghanistan?

I want to know more about Uranium ore deposits in world.

11 August 2024 6,720 0 View

Adhesion strength of coating?

How can I determine a good adhesion strength range for coatings on polymer surfaces, such as DLC on polymer substrates? Is there a specific threshold for adhesion strength (from T-peel tests)...

10 August 2024 942 3 View

Can anyone explain why there is not any color bands in the middle portion of the tensile coupon?

Details of the Analysis. Static Analysis Composite Layup Continuum Shell Elements FRP Material (Elastic and Hashin Damage)

03 August 2024 8,538 4 View

London dispersion in CCl4 vs the dipole-dipoles force strength in CHCl3?

How do you tie-break and rank these two in their strength?

03 August 2024 4,471 1 View

What are the limitations and challenges of using machine learning for predicting concrete compressive strength in practical applications?

Machine learning (ML) has shown great potential in predicting the compressive strength of concrete, an important property for structural engineering. However, its practical application comes with...

03 August 2024 2,546 2 View

In routine core analysis why we take whole rock samples, although we are taking plugs every foot?

Thanks

03 August 2024 3,567 2 View

Do you think can be any diamond bearing rocks in Eastern part of Iran near to Birjand city?

I want to know more about diamond ore deposits in Iran.

02 August 2024 7,399 0 View

Do you think how can be cu bearing rocks with grade 10 in next to a granite body?

I want to know more about Cu deposits.

18 July 2024 8,834 0 View

A twin-shaft kiln or a rotary kiln for lime production 1 class? if compressive strength of limestone is low 60 MPa?

My research work is related to the calcination of limestone. I have a complex question and would like to consult with experts in this field. Could you please advise which kiln to choose (a...

18 July 2024 1,390 2 View

Why my simulation results are showing too much deformation compared to experimental result?

I performed fea on tensile dog bone specimen using ANSYS static structural and also tried using ANSYS explicit dynamics. In experimental result the load is 500 N and deformation is 0.6 mm...

13 July 2024 3,631 4 View