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Life cycle assessment of electronic, electric and nonelectric detonators; a site-specific case for Czech Republic
Published 2025-02-01Subjects: Get full text
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Metal Powder Production by Atomization of Free-Falling Melt Streams Using Pulsed Gaseous Shock and Detonation Waves
Published 2025-01-01Subjects: Get full text
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Numerical study on the influence of the initiation point position on the fragmentation effect of a high-explosive rocket warhead
Published 2025-01-01Subjects: Get full text
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Development of Alumina-Titania Composite Layers on Stainless Steel through the Detonation Spray Method and Investigation of Salt Spray Corrosion Behavior along with Surface Examination
Published 2023-01-01“…The present study applies an alumina-titania (Al2O3-TiO2) ceramic coating to the stainless steel (SS) surface using a detonation spray process. The surface of the coated SS is probed by optical microscopy (OM), scanning electron microscopy (SEM), and X-ray diffraction (XRD). …”
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26
A density functional theory investigation of the substituent effect on acyclovir and guanine derivatives for applications on energetic materials
Published 2024-12-01Subjects: Get full text
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27
Synthesis and Characteristics of 1,2,4,5-Tetrazines for Using as High Energy Density Materials (HEDMs)
Published 2025-01-01Subjects: Get full text
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28
Blasting Vibration Signal Transform in Geotechnical Engineering Applied HHT and S Transform for Time-Frequency Analysis
Published 2022-01-01“…Under the premise of the same charge quantity, the vibration energy peak value produced by the same segment detonator is less than that of several segments of detonators. …”
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Dynamic Response Characteristics of the Structures under Excavation by High-Efficiency Blasting in the Urban Ultradeep Foundation Pit
Published 2020-01-01“…A high-efficiency blasting method was proposed for the excavation of vibration-isolating slot and electronic detonators, and a three-dimensional spatial calculation model of the foundation pit structure was established. …”
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Giveaway. Per un’etnografia del dono nelle communities on line
Published 2019-06-01“…The genesis of the research is connected to the growth of YouTube from a video platform to an extraordinary detonator of cultural phenomena demonstrated, since its inception in Italy in 2007, by the growing importance of social networking in the opening of new market niches almost contemporary to the new aggregative spaces represented by online communities. …”
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31
A Study of Millisecond Blasting on High Bench at Barun Iron Ore Operation
Published 2021-01-01“…The digital electronic detonator was used to initiate at millisecond intervals. …”
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32
Contested and nervous spaces: exploring the environment of healthcare provision for international migrants in the Gauteng province of South Africa
Published 2024-12-01“…The presence of migrant patients during busy periods served as a detonator for rude or discriminatory remarks, exacerbated by staff shortages and language barriers. …”
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Blasting Energy Analysis of the Different Cutting Methods
Published 2018-01-01“…The other parameters such as the borehole number, the detonator segment, and the charge amount of each hole are also designed. …”
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Effect of Pre-Existing Symmetrical Cracks on Propagation Behaviors of a Blast-Induced Crack
Published 2020-01-01“…Some circular specimens using two kinds of material, PMMA and sandstone, including a center hole charged with a detonator and pre-existing cracks were used in the experiments. …”
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Experimental Study on Vibration Reduction Technology of Hole-by-Hole Presplitting Blasting
Published 2021-01-01“…Results show that the effect of precise delay initiation between preholes based on the digital electronic detonator is better than that of the simultaneous initiation of preholes. …”
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A Novel Method to Evaluate the Effect of Slope Blasting under Impact Loading
Published 2020-01-01“…The entire evaluation process selects eleven indicators to form an evaluation set, including the boulder yield, root rate, flying distance of flyrock, explosive consumption, postcracking distance, detonator unit consumption, vibration velocity, loose coefficient, cast distance, throw rate, and blasted volume per meter of hole. …”
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Effect of the Preexisting Fissure with Different Fillings in PMMA on Blast-Induced Crack Propagation
Published 2018-01-01“…The experiment of explosive loading was carried out by a single detonator, and the dynamic crack propagation process of the experimental specimens was simulated by nonlinear dynamics software AUTODYN. …”
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Study on the Influence of Initiation Model on the Forming Characteristics of MEFP Warhead
Published 2021-01-01“…For the MEFP warhead of a small-caliber grenade, whether it is center detonation or eccentric detonation, the EFP velocity of multipoint detonation is higher than that of the single-point detonation, the velocity of double-column multipoint eccentric synchronous detonation is 2%–9% higher than that of the single-column single-point (multipoint eccentric synchronous) detonation, the velocity of double-column multipoint eccentric synchronous detonation is 10%–17% higher than that of the central single-point (multipoint synchronous) detonation, and the velocity of single-column single-point (multipoint eccentric synchronous) detonation is 5%–17% higher than that of the central single-point (multipoint synchronous) detonation. …”
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Using Radiogenic Noble Gas Nuclides to Identify and Characterize Rock Fracturing
Published 2025-01-01“…Explosive by‐product gas was observed in multiple locations both near and distal to the shot locations for both detonations. Radiogenic 4He and 40Ar release from rock damage was observed in locations near the detonation after the second, more powerful detonation. …”
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A Comparison Investigation on Cylinder Test in Different Ambient Media by Experiment and Numerical Simulation
Published 2020-01-01“…When the detonation reaction occurs after the charge in the warhead is ignited, the propagation of the detonation wave and the expansion of the detonation product will interact with the wrapped metallic shell and cause the shell material to accelerate, extremely deform, and eventually rupture, which is a typical strong fluid-structure interaction problem. …”
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