Results 131 to 140 of about 598,807 (388)

Polycystic ovarian syndrome leading to ovarian torsion in a 19-year-old

open access: yesMedical Journal of Dr. D.Y. Patil Vidyapeeth, 2018
Ovarian torsion (OT) is the fifth most common gynecological emergency with a reported prevalence of 2.5%–7.4%. A 19-year-old unmarried girl, known the case of the polycystic ovarian syndrome (PCOS) was referred with sudden onset left-sided lower ...
Savita Rani Singhal   +3 more
doaj   +1 more source

On Torsion Fields in Higher Derivative Quantum Gravity

open access: yes, 2008
We consider axial torsion fields which appear in higher derivative quantum gravity. It is shown, in general, that the torsion field possesses states with two spins, one and zero, with different masses.
Kruglov, S. I.
core  

Chiral Engineered Biomaterials: New Frontiers in Cellular Fate Regulation for Regenerative Medicine

open access: yesAdvanced Functional Materials, EarlyView.
Chiral engineered biomaterials can selectively influence cell behaviors in regenerative medicine. This review covers chiral engineered biomaterials in terms of their fabrication methods, cellular response mechanisms, and applications in directing stem cell differentiation and tissue function.
Yuwen Wang   +5 more
wiley   +1 more source

On Superconductors and Torsion Vortices [PDF]

open access: yesarXiv, 1998
The Meissner effect for superconductors in spacetimes with torsion is revisited.Two new physical interpretaions are presented.The first considers the Landau-Ginzburg theory yields a new symmetry-breaking vacuum depending on torsion.In the second interpretation a gravitational Meissner torsional effect where when the Higgs field vanishes, torsion and ...
arxiv  

A Gym for Cells—Direct Laser Writing of Magnetic Multilayered Micro Actuators for Mechanical Stimulation of Cells

open access: yesAdvanced Functional Materials, EarlyView.
Surface‐attached multilayer micromagnet systems are fabricated by two‐photon crosslinking. The pillar‐shaped micro actuators consist of a soft and flexible surface‐attached cell‐repellent hydrogel layer at the bottom, acting as a hinge and a cell‐adhesive hydrophobic polymer filled with magnetic nanoparticles.
Nicolas Geid   +5 more
wiley   +1 more source

Gravitational Stability of inflaton and torsion in Einstein-Cartan-Klein-Gordon cosmology with kinky potentials [PDF]

open access: yesarXiv, 2002
Gravitational stability of torsion and inflaton field in a four-dimensional spacetime de Sitter solution in scalar-tensor cosmology where Cartan torsion propagates is investigated in detail. Inflaton and torsion evolution equations are derived by making use of a Lagrangean method.
arxiv  

Stable Radical Polymers as New Electroactive Materials: Synthesis, Properties, and Emerging Applications

open access: yesAdvanced Functional Materials, EarlyView.
This review covers the recent advances in the synthesis and properties of stable radical polymers (SRPs) and presents their applications in electronics, magnetics, optoelectronics, and biomedicines. The review concludes with a discussion of the challenges in radical chemistry and functionalization, while shedding light on the groundbreaking potential ...
Yufeng Xiong   +11 more
wiley   +1 more source

UZAMA SERTLEŞMELİ MALZEMEDEN YAPILMIŞ BİR ŞAFTIN ELASTİK-PLASTİK BURULMA PROBLEMİ ÜZERİNE ANALİTİK BİR İNCELEME

open access: yesPamukkale University Journal of Engineering Sciences, 1995
Bu çalışmada, uzama serleşmeli malzemeden yapılmış şaftların elastik-plastik burulma problemini ele alınmıştır. Problemin çözümünde ortaya çıkan ve şu ana kadar analitik çözümü bilinmeyen non-lineer kısmi diferensiyel denklem, dönüşüm fonksiyonları ...
Yaşar PALA
doaj  

Investigating the behavior of concrete beams torsion with longitudinal reinforcement only in the finite element method [PDF]

open access: yesFanāvarī-i āmūzish, 2007
Most existing regulations, unlike cutting, do not provide for reinforced concrete reinforcement for reinforced concrete members after cracking.
R. Pourhosseini   +2 more
doaj  

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