Prediction Model of Drilling Performance for Percussive Rock Drilling Tool by Dae-Ji Kim, Jaewon Kim, Booyeong Lee, Min-Seok Shin, Joo-Young Oh, Jung-Woo Cho, Changheon Song

“…This study suggests a method for quantitatively estimating the drilling performance of the down-the-hole (DTH) hammer during percussive drilling of rock surfaces. A pneumatic dynamic model of the DTH hammer was developed that considers the mass flow rate relations representing the orifice opening areas of the air tube, the piston, and bit flushing channels. …”
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Optimal Design Parameters of a Percussive Drilling System for Efficiency Improvement by Changheon Song, Jintai Chung, Jae-Sang Cho, Yun-Joo Nam

“…This paper aims to determine the optimal design parameters for percussive drilling systems considering the bit-rock interaction. …”
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Body Percussion: Active and inclusive teaching oriented to disciplinary knowledge and transversal skills by Antinea Ambretti, Mariapia Mazzella, Wouter Cools

Subjects: “…body percussion…”
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Mechanical Percussion Devices: A Survey of Practice Patterns Among Healthcare Professionals by Scott W Cheatham, Russell T Baker, David G Behm, Kyle Stull, Morey J Kolber

“…# Background Mechanical percussion devices have become popular among sports medicine professionals. …”
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L2 stress discrimination by non-musicians and musicians playing wind or percussion instruments by Sandra Schwab, Orianne Pythoud

“…Results first showed that musicians (playing either wind or percussion instruments) outperformed non-musicians, confirming the advantage of music expertise in 'speech in noise' perception. …”
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The Effect Of Percussive Therapy On Musculoskeletal Performance And Experiences Of Pain: A Systematic Literature Review by Lorna Sams, Ben L Langdown, Joan Simons, Jitka Vseteckova

“…# Background There is a lack of specific research on the effect of percussive therapy (PT) delivered by massage guns on physiological adaptations. …”
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Acute Effects of Percussive Therapy on the Posterior Shoulder Muscles Differ Based on the Athlete’s Soreness Response by Jack H Trainer, Matthew Pascarella, Ryan W Paul, Stephen J Thomas

“…# Background Percussive therapy is hypothesized to speed recovery by delivering gentle, rhythmic pulses to soft tissue. …”
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Simulation and Analysis of a Split Drill Bit for Pneumatic DTH Hammer Percussive Rotary Drilling by Yuanling Shi, Conghui Li

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EXPERIMENTAL ESTIMATION OF THE ANALGESIC EFFECT AT COMBINED INFLUENCE OF THE ELECTROSTIMULATION AND THE PERCUSSIVE-FRICTIONAL MASSAGE AND IMPULSE CURRENTS REGISTRATION by M. G. Kiselev, E. I. Labun

“…The experimental complex of percussive-frictional massager with electrostimulation function and softand hardware of original design gives a possibility to use various mechanical and electrical parameters of massage and electrostimulation and it can be used like the alternative instead of the accepted medicine analgesics. …”
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Kulturelle Diversität in der empirischen Rhythmusforschung. Drei Analysen eines Audio-Korpus von Percussion-Ensemblemusik aus Mali by Rainer Polak, Nori Jacoby, Justin London

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Des chimpanzés sauvages (Pan troglodytes troglodytes) exploitent des tortues (Kinixys erosa) via une technique percussive by Simone Pika, Harmonie Klein, Sarah Bunel, Pauline Baas, Erwan Théleste, Tobias Deschner

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Thumb-to-finger method of percussion: a novel, modified technique that is less painful and more productive than the conventional method by Meegada Someswara Rao

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Traumatic Brain Injury Promotes Neurogenesis and Oligodendrogenesis in Subcortical Brain Regions of Mice by Olga Astakhova, Anna Ivanova, Ilia Komoltsev, Natalia Gulyaeva, Grigori Enikolopov, Alexander Lazutkin

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Analyse de sensibilité à des changements morphologiques du complexe de l’épaule : application aux gestes de percussion au cours de débitage oldowayen by Alicia Blasi-Toccacceli, Guillaume Daver, Michel Brenet, Sandrine Prat, Laurent Hugueville, Sonia Harmand, Jason Lewis, Mathieu Domalain

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Zur Deutung von Dokumenten kompositorischen und analytischen Denkens. Béla Bartóks Arbeit mit zyklischen Themen by László Vikárius

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Sound recurrence analysis for acoustic scene classification by Jakob Abeßer, Zhiwei Liang, Bernhard Seeber

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Fauxbourdon bei Bartók by Laura Krämer

Subjects: “…Sonata for two Pianos and Percussion…”
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SELF-SIMILARITY IN PITCH ORGANIZATION by Adrian BORZA

“…Also, we will investigate the author’s self-similar, non-octave-based, and full-chromatic mode of twenty-three notes, which led to the author’s compositions, such as Chaconne for guitar solo (1999), Fractus III for percussion and computer (2001), and Point. Line. Spot for string orchestra (2003). …”
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“EQUINOXES” BY TIBERIU OLAH by Răzvan METEA

“…He thoroughly researched and applied very well the expressive means of popular and classical instruments, as well as those of the human voice, but he especially explored Romanian folk dances and mainly their rhythm, suggestively expressed by the hidden language of modern percussion. The composer creates a world of celestial sonorities where musical time and space are very well outlined…”
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Serous cystadenoma of the ovary. A case report by José Carlos Aíras Cañizares, José Alberto Puerto Lorenzo, Lidia Torres Aja

“…On physical examination, a hard, mobile and somewhat painful mass was found, occupying the lower hemiabdomen; with dullness to percussion. Vaginal examination revealed a painful left adnexal mass when the neck was moved. …”
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