Showing 81 - 100 results of 113 for search '"detonator"', query time: 0.04s Refine Results
  1. 81

    Ground Motion and Air Overpressure Study by Michael K. Sharp, Donald E. Yule

    Published 1998-01-01
    “…A seismic attenuation and air overpressure study was conducted to determine the attenuation of explosion induced ground motions and air overpressures as a function of distance from shallow subsurface detonated charges, and to derive parameters to predict blast effects at distances beyond the ordinance disposal facility boundary. …”
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  2. 82

    Shock reaction model for impact energy release behavior of Al/PTFE reactive material by Bao-yue Guo, Ke-rong Ren, Xia-yin Ma, Gan Li, Cai-min Huang, Zhi-bin Li, Rong Chen

    Published 2024-12-01
    “…The shock energy release process of reactive materials is different from the shock detonation process of traditional high explosives. Therefore, the existing reaction models describing the shock detonation process of explosives are not applicable to describe reactive substances. …”
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  3. 83

    Distribution and Fate of Military Explosives and Propellants in Soil: A Review by John Pichtel

    Published 2012-01-01
    “…Soils worldwide are contaminated by energetic materials from manufacturing operations; military conflict; military training activities at firing and impact ranges; and open burning/open detonation (OB/OD) of obsolete munitions. Energetic materials undergo varying degrees of chemical and biochemical transformation depending on the compounds involved and environmental factors. …”
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  4. 84

    Influences of the Cloud Shape of Fuel-Air Mixtures on the Overpressure Field by Chunhua Bai, Ye Wang, Jianping Li, Mingsheng Chen

    Published 2016-01-01
    “…Based on the experimental results, the overpressure field was divided into two zones: detonation wave zone and shock wave zone. It is found that the overpressure of shock waves at the same distance from the explosion center increased with the diameters, but the variations of heights had little impact on the overpressure. …”
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  5. 85

    Plutonium in the Arctic Marine Environment — A Short Review by Lindis Skipperud

    Published 2004-01-01
    “…Anthropogenic plutonium has been introduced into the environment over the past 50 years as the result of the detonation of nuclear weapons and operational releases from the nuclear industry. …”
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  6. 86

    Experimental Study on Shock Wave Propagation of the Explosion in a Pipe with Holes by High-Speed Schlieren Method by Gang Zhang

    Published 2020-01-01
    “…In perpendicular orientation, oblique shock wave fronts were observed, indicating the propagation of explosion detonation along the charge. Shock wave velocity in the hole direction is larger than that in the nonhole direction, indicating the function of holes in controlling blast energy, that is, leading blast energy to hole direction. …”
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  7. 87

    The Influence of the Explosive Ordnance Disposal Suit on the Bomb Squad Safety by Michał GMITRZUK, Lech STARCZEWSKI, Krzysztof SZCZEŚNIAK, Dariusz DANIELEWICZ, Robert NYC, Leszek KOSMALA

    Published 2018-06-01
    “…The shock wave was generated by the detonation of SEMTEX 1A plastic explosive, formed in the shape of a 250 g, 500 g, and 840 g sphere, at a distance of 0.5 m, 1 m, and 2 m. …”
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  8. 88

    Study on the Mechanism of Sparks Generated Mechanical Friction by He Pan, Yang Zhang

    Published 2022-01-01
    “…The result indicates that friction sparks are indeed easier to detonate gas than hot surfaces. Moreover, a mathematical model based on the heat transfer theory is used to prove that the sparks induced by friction from TC4 alloys are more hazardous than those induced by friction from copper and Q235A steel. …”
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  9. 89

    Differences in Nanosecond Laser Ablation and Deposition of Tungsten, Boron, and WB2/B Composite due to Optical Properties by Tomasz Moscicki

    Published 2016-01-01
    “…The ablation seems to be the detonation in the liquid phase. The deposition mechanism is related mainly to the mechanical transport of the target material in the form of droplets, while the gaseous phase plays marginal role. …”
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  10. 90

    Experimental Study of Gangue Layer Weakening with Deep-Hole Presplitting Blasting by Jianchi Hao, Lifeng Ren, Hu Wen, Duo Zhang

    Published 2021-01-01
    “…The effect of the different blasting hole spacings and arrangements and different detonation methods on the weakening of coal seam clamping by gangue is studied, and the best configuration is identified. …”
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  11. 91

    Nazi Almanyası Etkisindeki İtalyan Sosyal Cumhuriyeti'nin Propaganda Posterleri Üzerine İnceleme by Caner Çakı

    Published 2018-07-01
    “…İncelenen posterler Fransız Göstergebilimci Roland Barthes'ın ortaya koyduğu düzanlam (detonation) ve yanalam (connotation) boyutunda analiz edilerek, posterlerde verilmek istenen gizli mesajlar açıklanmaya çalışmıştır. …”
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  12. 92

    Penetration Form of Inter-Hole Cracks under Double-Hole Blasting Conditions with Inclined Fissures by Shiwei Shen, Yue Zhao, Chang Liu, Shulin Dai, Fei Wu, Man Jiang

    Published 2021-01-01
    “…The peak propagation velocity decreased with the increasing vertical distance between the prefabricated fracture and the borehole, and the stress intensity factor at the crack tip immediately reached its peak value after detonation, and the oscillation then decreased. These research results can serve a basis for reducing tunnel blasting over-excavation under this condition and optimizing blasting parameters.…”
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  13. 93

    Effects of Surface Modification of Nanodiamond Particles for Nucleation Enhancement during Its Film Growth by Microwave Plasma Jet Chemical Vapour Deposition Technique by Chii-Ruey Lin, Da-Hua Wei, Minh-Khoa BenDao, Hong-Ming Chang, Wei-En Chen, Jen-Ai Lee

    Published 2014-01-01
    “…Hydrogen plasma, thermal, and surfactant treatment techniques were employed to improve the dispersion characteristics of detonation nanodiamond particles in aqueous media. The seeding of silicon substrate was then carried out with an optimized spin-coating method. …”
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  14. 94

    Ignition by Hot Transient Jets in Confined Mixtures of Gaseous Fuels and Air by Abdullah Karimi, M. Razi Nalim

    Published 2016-01-01
    “…Ignition of a combustible mixture by a transient jet of hot reactive gas is important for safety of mines, prechamber ignition in IC engines, detonation initiation, and novel constant-volume combustors. …”
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  15. 95

    Study on Optimization of Delay Method of Wedge Cut Blasting in Tunnel by Wenle Gao, Zhicheng Liu, Yanping Wang, Zhenwei Yan, Zehua Zhang

    Published 2021-01-01
    “…The results show that the best method for detonation is dividing the blastholes into three segments from upper to lower and dividing the left and right symmetrical blastholes into one segment. …”
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  16. 96

    Analysis and Application on Controlling Thick Hard Roof Caving with Deep-Hole Position Presplitting Blasting by Baobao Chen, Changyou Liu

    Published 2018-01-01
    “…LS-DYNA was employed for establishing a DPB model to analyze crack evolution under the synergistic action of blasting stress wave and detonation gas and the attenuation characteristics for rock peak particle velocity, verifying the rationality of blasting parameters. …”
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  17. 97

    Combating Wear of ASTM A36 Steel by Surface Modification Using Thermally Sprayed Cermet Coatings by Vineet Shibe, Vikas Chawla

    Published 2016-01-01
    “…Thermal spray coatings can be applied economically on machine parts to enhance their requisite surface properties like wear, corrosion, erosion resistance, and so forth. Detonation gun (D-Gun) thermal spray coatings can be applied on the surface of carbon steels to improve their wear resistance. …”
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  18. 98

    Performance of Hybrid Steel Fibers Reinforced Concrete Subjected to Air Blast Loading by Mohammed Alias Yusof, Norazman Mohamad Nor, Ariffin Ismail, Ng Choy Peng, Risby Mohd Sohaimi, Muhammad Azani Yahya

    Published 2013-01-01
    “…The parameters measured are mode of failure under static and blast loading and also peak overpressure that resulted from detonation using high speed data acquisition system. …”
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  19. 99

    Encapsulating Azolates Within Cationic Metal–Organic Frameworks for High‐Energy‐Density Materials by Ning Ding, Chaofeng Zhao, Jichuan Zhang, Yao Du, Qi Sun, Shenghua Li, Siping Pang

    Published 2025-01-01
    “…Notably, CMOF(CuTNPO) has an exceptionally high heat of detonation of 7375 kJ kg−1, surpassing even that of the state‐of‐art CL‐20 (6536 kJ kg−1). …”
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  20. 100

    Shock Response Spectra Reconstruction of Pointwise Explosive-Induced Pyroshock Based on Signal Processing of Laser Shocks by S. Y. Chong, J. R. Lee, C. W. Kong

    Published 2014-01-01
    “…When pyroshock devices are detonated, they can easily cause failures in electronic, optical, relay, and magnetic components generally in mid- and far-fields which is not avoidable at the design level. …”
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