Results 81 to 90 of about 23,285,507 (332)

Comparative advantages and application of polymer-based materials: Prioritizing natural fibres as reinforcement in building structures

open access: yesEngineering and Applied Science Research, 2023
Climate change and uncertainties in energy transition continue to increase the risk of environmental pollutions. The need fornew materials derivable from organic materials have opened several new frontiers in research and ...
Oludaisi Adekomaya, Thokozani Majozi
doaj  

Weld-bonded titanium structures [PDF]

open access: yes, 1976
Structurally stronger titanium articles are produced by a weld-bonding technique comprising fastening at least two plates of titanium together using spotwelding and curing an adhesive interspersed between the spot-weld nuggets.
Creedon, J. F., Vaughan, R. W.
core   +1 more source

Diffeomorphisms of Stein structures

open access: yes, 2006
We prove that a pseudoholomorphic diffeomorphism between two almost complex manifolds with boundaries satisfying some pseudoconvexity type condition cannot map a pseudoholomorphic disc in the boundary to a single point.
Diederich, Klas, Sukhov, Alexandre
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

Trajectory structures and transport

open access: yes, 2004
The special problem of transport in 2-dimensional divergence-free stochastic velocity fields is studied by developing a statistical approach, the nested subensemble method.
A. S. Monin   +10 more
core   +1 more source

Enteropathogenic E. coli shows delayed attachment and host response in human jejunum organoid‐derived monolayers compared to HeLa cells

open access: yesFEBS Letters, EarlyView.
Enteropathogenic E. coli (EPEC) infects the human intestinal epithelium, resulting in severe illness and diarrhoea. In this study, we compared the infection of cancer‐derived cell lines with human organoid‐derived models of the small intestine. We observed a delayed in attachment, inflammation and cell death on primary cells, indicating that host ...
Mastura Neyazi   +5 more
wiley   +1 more source

Improve anti-glare ability of helicopters based on the anti-reflective structure of bionic moth eyes

open access: yesMaterials Research Express
This thesis focuses on the issue of glare during helicopter night navigation, which is caused by the high reflectivity of cockpit instruments, displays, and windshield surfaces.
Shihui Dong, Bo Zhang, Hongbo Xu
doaj   +1 more source

Projective vs metric structures

open access: yes, 2010
We present a number of conditions which are necessary for an n-dimensional projective structure (M,[nabla]) to include the Levi-Civita connection nabla of some metric on M.
Cartan   +16 more
core   +1 more source

Reciprocal control of viral infection and phosphoinositide dynamics

open access: yesFEBS Letters, EarlyView.
Phosphoinositides, although scarce, regulate key cellular processes, including membrane dynamics and signaling. Viruses exploit these lipids to support their entry, replication, assembly, and egress. The central role of phosphoinositides in infection highlights phosphoinositide metabolism as a promising antiviral target.
Marie Déborah Bancilhon, Bruno Mesmin
wiley   +1 more source

Structures

open access: yesModern C for Absolute Beginners, 2019
. This work is concerned with the unique determination of a periodic diffraction grating profile in three dimensions by some scattered electro-magnetic fields measured above the grating.
Emilie M. Townes
semanticscholar   +1 more source

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