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Evaluation of neo-innominate connection in bilateral bidirectional Glenn patients using computational flow modeling. [PDF]

open access: yesJTCVS Struct Endovasc
Kannojiya V   +10 more
europepmc   +1 more source

SLy1-deficiency results in functional impaired, exhausted and senescent NK cells. [PDF]

open access: yesFront Immunol
Rebmann L   +5 more
europepmc   +1 more source
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Rock Drilling Test with a Rotary Hammer

Geotechnical Testing Journal, 2022
ABSTRACT Various test methods have been proposed for obtaining rock strength; however, further research is needed on estimation methods of hard rock strength in situ. In this study, rock drilling tests were conducted with small handheld rotary hammers in a laboratory with four rocks and in situ at two sites. In spite of the fact that the
K. Hashiba, K. Fukui
openaire   +1 more source

Impact test hammer

The Journal of the Acoustical Society of America, 1992
An impact test hammer includes a cylindrical handle having opposite first and second end portions and a hollow interior, a sensor portion fixed to the first end portion of the handle, and a grip portion fixed to the second end portion of the handle. An elastic striking portion is fixed to an outer periphery of the sensor storage portion, and an impact ...
Kiyoshi Umemura, Teruo Irie
openaire   +1 more source

Test stand for pneumatic hammers

Journal of Mining Science, 2007
The impact energy damping stand is designed to test pneumatic hammers. The choice of material to be a damping material is reasoned. Deformation is established for the damping material under an impact impulse effect. The calculation method is proposed to evaluate the basic damper parameters for the stand.
V. V. Chervov, A. S. Smolentsev
openaire   +1 more source

Bench Tests for Chipping Hammers

Russian Engineering Research, 2021
The basic test systems for hand-held impact tools such as chipping hammers are reviewed. The subsequent discussion considers the possibility of developing bench tests for chipping hammers that better reproduce the manual process in terms of the hammer position with respect to the workpiece.
openaire   +1 more source

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