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Journal Articles
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Simulation setups: ( a ) the “vehicle” moves uniformly at 50 km/h and ( b )...
Published Online: November 23, 2022
Fig. 1 Simulation setups: ( a ) the “vehicle” moves uniformly at 50 km/h and ( b ) PBN test via microphone array technique More
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SPL comparison of PBN between the theoretical result and those synthesized ...
Published Online: November 23, 2022
Fig. 2 SPL comparison of PBN between the theoretical result and those synthesized with the array signals More
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Spectrogram comparison of PBN: ( a ) theoretical PBN, ( b ) PBN synthesized...
Published Online: November 23, 2022
Fig. 3 Spectrogram comparison of PBN: ( a ) theoretical PBN, ( b ) PBN synthesized by 21 microphones, and ( c ) PBN synthesized by the same number of microphones as the samples More
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PBN test based on the I-TDESM:    S    represents the equivalent sources an...
Published Online: November 23, 2022
Fig. 4 PBN test based on the I-TDESM: S represents the equivalent sources and S ~ is the corresponding image sources. Γ is the near-field measurement surface. More
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Comparisons of PBN between the theoretical result and reconstructed results...
Published Online: November 23, 2022
Fig. 6 Comparisons of PBN between the theoretical result and reconstructed results: ( a ) SPL comparison of PBN, ( b ) the spectrogram of the PBN reconstructed by the I-TDESM, and ( c ) the spectrogram of the PBN reconstructed by the conventional TDESM More
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Laboratory configuration for the PBN test: ( a ) the whole arrangement of m...
Published Online: November 23, 2022
Fig. 8 Laboratory configuration for the PBN test: ( a ) the whole arrangement of microphones, ( b ) the microphone arrangement at right-front wheel, ( c ) the microphone arrangement at the front of the vehicle, ( d ) the microphone arrangement at the rear of the vehicle, and ( e ) the microphone a... More
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Spectrogram comparisons of the PBN between the I-TDESM and the microphone a...
Published Online: November 23, 2022
Fig. 10 Spectrogram comparisons of the PBN between the I-TDESM and the microphone array technique: ( a ) constant speed condition and ( b ) accelerating condition More
Journal Articles
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Schematic of a typical SHPB apparatus with a pulse shaper depicting an air ...
Published Online: November 9, 2022
Fig. 1 Schematic of a typical SHPB apparatus with a pulse shaper depicting an air gun exciting a projectile and striking a Hopkinson bar, pulse shaper, test sample, and accelerometer, in that order. A catcher box, positioned at the end of the assembly, arrests the assembly’s motion. More
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Unit cell schematic detailing the relevant components and quantities of the...
Published Online: November 9, 2022
Fig. 3 Unit cell schematic detailing the relevant components and quantities of the unit cell. Subscripts 1, 2, and r denote sections 1 and 2, and the local resonator, respectively. More
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Experimental apparatus in which a solenoid impactor excites a pulse shaper ...
Published Online: November 9, 2022
Fig. 4 Experimental apparatus in which a solenoid impactor excites a pulse shaper constrained by four white strings (embellished as dashed black lines) wrapped around the pulse shaper and an LDV measures the velocity of the pulse shaper’s axis of symmetry at the end opposite the excitation More
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Comparison of five impact profiles produced by ( a ) an impact hammer and (...
Published Online: November 9, 2022
Fig. 5 Comparison of five impact profiles produced by ( a ) an impact hammer and ( b ) the solenoid impactor. Individual force profiles are plotted as transparent lines while the area enclosed by the profiles is shaded in yellow and outlined in black. More
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Enlarged views of the test apparatus components: ( a ) the solenoid impacto...
Published Online: November 9, 2022
Fig. 6 Enlarged views of the test apparatus components: ( a ) the solenoid impactor consisting of the scissor lift, solenoid, and force transducer and ( b ) the string support system in which four strings (embellished as dashed black lines) loop around the pulse shaper at two locations allowing a ... More
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A uniform rod fabricated from three 3D-printed cylinders and joined with a ...
Published Online: November 9, 2022
Fig. 7 A uniform rod fabricated from three 3D-printed cylinders and joined with a polyacrylate adhesive More
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Overlay of acceleration from five tests of 3D-printed cylinders joined toge...
Published Online: November 9, 2022
Fig. 8 Overlay of acceleration from five tests of 3D-printed cylinders joined together with polyacrylate adhesive. Individual tests are plotted as transparent lines while the area enclosed is shaded and outlined. The dashed lines indicate the times when any reflections might arrive. More