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In magnetic surveys, the main factor influencing fluctuations in magnetic fields (measured as magnetic susceptibility) appears to be the abundance of magnetic materials.
On the other hand, the distribution of regolith materials can be connected to the gamma ray emission from the radioelements (K, Th, and U) in the rocks.
Indonesian Journal of Earth Sciences, 3 (2023) A519–A519. doi:https://doi.org/10.52562/injoes.2023.519
Journal of African Earth Sciences, 31 (2000) 433–449. doi:https://doi.org/10.1016/s0899-5362(00)00098-1
Journal of African Earth Sciences, 99 (2014) 666-693

Generally, most of the 2D monolayer materials have no band gap that limited their applications at electronics.
GeH is a new generation of monolayer stabilized materials.
This article is instructive for a deep study of the properties of GeH materials.
This method has been successfully applied to the strain study of other two dimensional materials [12-13].
Science in China (Series B),1995,38(08):912-919

Mixing proportion of materials in concrete specimens is Portland cement: sand: gravel: water = 1:0.951:2.326:0.41(weight ratio), in which the strength grade of Portland cement is 42.5 MPa, diameter of gravel is 5 to 8mm.
Journal of Building Structures, 1993,14(13):8-16.
Journal of Engineering Mechanics,1992,118(1):108-124.
Research on bond and tension of concrete after high temperature [J].Journal of ZheJiang University(Engineering Science),1998,32(5):597-602(in Chinese) [14] Ivan Janotka, L'ubomir Bagel.
Pore structures, permeabilities, and compressive strengths of concrete at temperatures up to 800°C, ACI Materials Journal, March-April, 2000, 196-200.

Elastic forces of elastic bodies are the simplest forces that can be used for such a task (note that springs are usually made of ferromagnetic materials).
But electro-magnetic forces could be used as well like balancing forces to overcome weights forces of bodies made of ferromagnetic, ferromagnetic or paramagnetic materials, by using proper electro-magnetic fields [20].
Proceedings of the First Asian Conference on Mechanism and Machine Science 2010, Taipei, Taiwan, 21-25 October 2010, pp. 250084-1 – 250084-8, 2010
[9] Ciupitu, L., Simionescu, I. and Olaru, A. (2012): Static Balancing of Mechanical Systems Used in Medical Engineering Field – Continuous Balancing, In: Advanced Material Research II Journal, ISSN 978-3-03785-363-4, Trans Tech Publications, Switzerland, DOI 10.4028/www.scientific.net/AMR.463-464.890, Vols. 463-464, pp. 890-894
Mechanism and Machine Theory Journal, 35(9), pp. 1299-1311, 2000

Iiliev: Journal of Minerals, Metals & Materials Society. 63. (2011), p. 18-22
Zoltan., K.T.: Materials Science and Engineering. 39. (2014), p. 13-22
D.Pandey: Materials Transactions. 53. (2012), p. 2012
Vijayaram R., N., ; Chandramohan K.: Research Journal of engineeering Science. 2. (2013), p. 11-14
Kekesi: Materials Science and Metallurgy Engineering. 37/2. (2012), p. 19-26

One of the most interesting materials is ceramic because of its hardness, of its relatively small density and of the reduction of collateral damages, and the other one of the most interesting materials is aluminum because of its small density and ductility.
Clear correlations are observed between the projection capability and the confinement materials.
In this paper, we shall compare results obtained by varying the materials of the confinement plates made of steel, ceramics, aluminum and copper.
MATERIALS USED One steel alloys, one aluminum, one copper and one ceramic have been selected to investigate the behavior of the RACs.
Table 1 lists these materials their properties.

Rubber/clay nanocomposites have been explored as alternative materials to replace expensive halogenated butyl rubber.
Introduction Gas tightness is very important for the rubbers used in airtight materials.
Experimental Materials.
Suchiva: Journal of Applied Polymer Science, 3985-3992(2009)
Gotsis: European Polymer Journal, 967-984(2009)

Materials Science Forum Vols. *** (2004) pp.613-619 online at http://scientific.net  2004 Trans Tech Publications, Switzerland The Objectives Decision Making Study in Product Innovation Development Process Based On TRIZ Technology Evolution Theory F.Y.
Former two steps determining the technology level, and retral Fig.2 Evolutionary potential radar plot Materials Science Forum Vols. *** 615 two steps accomplish object analysis and decision-making.
Materials Science Forum Vols. *** 617 The outside perimeter of the plot represents evolutionary limit at present, it is a removable perimeter with the progress of technology environment.
Fig.6 Hydrodynamic reciprocating seal technological system evolutionary potential radar plot Materials Science Forum Vols. *** 619 Acknowledgements The author is grateful to the National Ministry of Education Foundation ACP＆MT Lib of Tianjin University for funding this work.
Mann: Journal of TRIZ Vol. 3 (1999), p. 37 [6] M.S.

At present, carbon nanotubes [6], graphene [7], gold nanoparticles [8] and other composite materials are widely used in electrochemical instruments to enhance the sensitivity of luteolin detection.
So it is used as a new type of electrochemical auxiliary electrode material [9, 10].
Journal of the Science of Food and Agriculture. doi:10.1002/jsfa.10739
Journal of the Science of Food and Agriculture 101 (1):240-252. doi:10.1002/jsfa.10636
Journal of Food Science and Technology 55 (10):4304-4310. doi:10.1007/s13197-018-3373-x

Experimental Chemicals and raw materials Industrial grade n-hexane crude was purchased from Beijing local market.
Figure 1 indicated that the pesticide residues which are sensitive to GC-ECD contented in the raw materials were purified with this process.
This study developed a patented process to produce pesticide residue analysis grade n-hexane from industrial raw material, which including decolour step, two towers distillation and filtration.
Acknowledgements Can QUAN acknowledges the Ministry of Science and Technology of People’s Republic of China for Key Projects in the National Science & Technology Pillar Program during the Eleventh Five-Year Plan Period (2009BAK61B02); the Ministry of science and technology of People’s Republic of China (2011FY130100); the General Administration of Quality Supervision, Inspection and Quarantine of the People’s Republic of China (ASPAQ1101-1); the National Institute of Metrology (21-JB1127) for financing.
Hassett, Journal of High Resolution Chromatography,Vol.561 (1993),p16