Results 41 to 50 of about 4,038,581 (311)

Ultrasonic transducer with Gaussian radial pressure distribution [PDF]

open access: yes, 1984
An ultrasonic transducer that produces an output that is a symmetrical function comprises a piezoelectric crystal with several concentric ring electrodes on one side of the crystal.
Claus, R. O., Zerwekh, P. S.
core   +1 more source

Lifestyle Behaviors and Cardiotoxic Treatment Risks in Adult Childhood Cancer Survivors

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Higher doses of anthracyclines and heart‐relevant radiotherapy increase cardiovascular disease (CVD) risk. This study assessed CVD and CVD risk factors among adult childhood cancer survivors (CCSs) across cardiotoxic treatment risk groups and examined associations between lifestyle behaviors and treatment risks.
Ruijie Li   +6 more
wiley   +1 more source

Numerical Modeling Rolling Contact Problem and Elasticity Deformation of Rolling Die under Hot Milling

open access: yesMetals, 2019
In metalworking, rolling is a metal-forming process in which slab is passed through one or more pairs of the rolling dies to reduce the thickness and to make the thickness uniform. Modeling of rolling die contact with the slab primarily needs to describe
Mesay Alemu Tolcha, Holm Altenbach
doaj   +1 more source

Full field inversion in photoacoustic tomography with variable sound speed

open access: yes, 2018
Recently, a novel measurement setup has been introduced to photoacoustic tomography, that collects data in the form of projections of the full 3D acoustic pressure distribution at a certain time instant.
Haltmeier, Markus   +3 more
core   +1 more source

Psychological Safety Among Interprofessional Pediatric Oncology Teams in Germany: A Nationwide Survey

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background Psychological safety (PS) is essential for teamwork, communication, and patient safety in complex healthcare environments. In pediatric oncology, interprofessional collaboration occurs under high emotional and organizational demands. Low PS may increase stress, burnout, and adverse events.
Alexandros Rahn   +4 more
wiley   +1 more source

Characteristics of Air Film Thickness and Flow Visualization for Transporting Film

open access: yesJournal of Fluid Science and Technology, 2010
Continuous flexible thin material, such as paper, textiles, and plastic films, are referred to as webs. At present, web machines are used in various fields. However, a number of problems regarding web handling industries remain to be solved.
Katsumi AOKI, Hiromu HASHIMOTO
doaj   +1 more source

Clinical Characteristics and Prognostic Risk Factors for Pediatric B‐Cell Lymphoblastic Lymphoma: A Multicenter Retrospective Cohort Study for China Net Childhood Lymphoma

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Background B‐cell lymphoblastic lymphoma (B‐LBL) represents a rare variety of non‐Hodgkin lymphoma, with limited research on its biology, progression, and management. Methods A retrospective analysis was performed on the clinical characteristics of 256 patients aged ≤18 years who received treatment under the China Net Childhood Lymphoma (CNCL)‐
Zhijuan Liu   +20 more
wiley   +1 more source

Comprehensive Generative Approach to Design Insoles

open access: yesCurrent Directions in Biomedical Engineering
Orthopaedic insoles are necessary for correcting foot deformities and providing customized support. This paper investigates the optimization of insole design through computational methods, with a focus on generative design (GD) techniques. By integrating
Schneider Julia   +3 more
doaj   +1 more source

Influence of Total Inertia Effects in a Thrust Curvilinear Bearing Lubricated with Newtonian Lubricants

open access: yesInternational Journal of Applied Mechanics and Engineering, 2017
In the paper, the flow of a Newtonian type of lubricant in the clearance of a curvilinear bearing is considered. It is assumed that the bearing walls are modelled as smooth and impermeable.
A. Walicka, P. Jurczak
doaj   +1 more source

Pressure Sensitivity of Buttock and Thigh as a Key Factor for Understanding of Sitting Comfort

open access: yesApplied Sciences, 2022
In seating comfort research, it is known that the pressure should not exceed a certain threshold from the viewpoint of tissue compression and should be widely distributed. However, its ideal distribution is not defined in past research.
Akinari Hirao   +2 more
doaj   +1 more source

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