Results 51 to 60 of about 9,873,801 (377)

Ideberg type III glenoid fractures are caused by indirect force: A report of four cases

open access: yesTrauma Case Reports, 2020
Ideberg type III glenoid fractures are relatively rare, and the mechanisms of injury and treatment strategies remain controversial. We reviewed the fracture patterns and final radiological findings in four cases.
Matsugaki Toru   +2 more
doaj   +1 more source

Explicit symplectic integrators for solving non-separable Hamiltonians [PDF]

open access: yes, 2009
By exploiting the error functions of explicit symplectic integrators for solving separable Hamiltonians, I show that it is possible to develop explicit, time-reversible symplectic integrators for solving non-separable Hamiltonians of the product form ...
Chin, Siu A.
core   +4 more sources

Intraoperative Collection of Ascitic Fluid With Intra‐ or Postoperative Reinfusion in Ovarian Cancer: Safety and Feasibility of a Roller Pumping Method

open access: yesTherapeutic Apheresis and Dialysis, EarlyView.
ABSTRACT Introduction Patients with ovarian cancer often present with massive ascites, leading to significant protein loss during surgical procedures. Although cell‐free concentrated ascites reinfusion therapy (CART) is used in palliative settings to mitigate protein loss, its application in intraoperative settings remains unexplored.
Yutaka Yoneoka   +7 more
wiley   +1 more source

Linearized hydrodynamics from probe-sources in the gauge-string duality

open access: yes, 2008
We study the response of an infinite, asymptotically static N=4 plasma to a generic localized source in the probe approximation. At large distances, the energy momentum tensor of the plasma includes a term which satisfies the constitutive relations of ...
Abramowitz   +52 more
core   +1 more source

Revealing the structure of land plant photosystem II: the journey from negative‐stain EM to cryo‐EM

open access: yesFEBS Letters, EarlyView.
Advances in cryo‐EM have revealed the detailed structure of Photosystem II, a key protein complex driving photosynthesis. This review traces the journey from early low‐resolution images to high‐resolution models, highlighting how these discoveries deepen our understanding of light harvesting and energy conversion in plants.
Roman Kouřil
wiley   +1 more source

Effect of the number of abutments on biomechanics of Branemark prosthesis with straight and tilted distal implants

open access: yesJournal of Applied Oral Science, 2010
OBJECTIVE: This study aimed to evaluate the bending moments, and compressive and tensile forces in implant-supported prostheses with three, four or five abutments.
Marcos Michelon Naconecy   +4 more
doaj   +1 more source

Evaluation of the relative contribution of meteorological and oceanic forces to the drift of ice islands offshore Newfoundland

open access: yesJournal of Glaciology, 2020
On 29 April 2015, four beacons were deployed onto an ice island in the Strait of Belle Isle to record positional data. The ice island later broke up into many fragments, four of which were tracked by the beacons.
Reza Zeinali Torbati   +3 more
doaj   +1 more source

Pair Production in Low Luminosity Galactic Nuclei

open access: yes, 2011
Electron-positron pairs may be produced near accreting black holes by a variety of physical processes, and the resulting pair plasma may be accelerated and collimated into a relativistic jet. Here we use a self-consistent dynamical and radiative model to
Beckwith   +40 more
core   +1 more source

Mass loss by a scalar charge in an expanding universe [PDF]

open access: yes, 2002
We study the phenomenon of mass loss by a scalar charge -- a point particle that acts a source for a noninteracting scalar field -- in an expanding universe.
A.S. Eddington   +13 more
core   +2 more sources

Mapping the evolution of mitochondrial complex I through structural variation

open access: yesFEBS Letters, EarlyView.
Respiratory complex I (CI) is crucial for bioenergetic metabolism in many prokaryotes and eukaryotes. It is composed of a conserved set of core subunits and additional accessory subunits that vary depending on the organism. Here, we categorize CI subunits from available structures to map the evolution of CI across eukaryotes. Respiratory complex I (CI)
Dong‐Woo Shin   +2 more
wiley   +1 more source

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