Results 101 to 110 of about 4,086,555 (315)

SEISMIC ATTRIBUTES ASSISTED QUANTITATIVE UNCONVENTIONAL RESERVOIRS CHARACTERIZATION [PDF]

open access: yes, 2018
Unconventional reservoirs cover a wide range of hydrocarbon-bearing formations and reservoir types that generally do not produce economic rates of hydrocarbons without stimulation.
Qi, Xuan
core  

A Characterization of Sufficiency

open access: yesThe Annals of Mathematical Statistics, 1955
The main conclusion of this paper can be described as follows. Consider a statistical decision problem in which certain structural conditions are satisfied, and let $T$ be a statistic on the sample space. Then the class of decision functions which depend on the sample point only through $T$ is essentially complete if and only if $T$ is a sufficient ...
openaire   +2 more sources

Calpain small subunit homodimerization is robust and calcium‐independent

open access: yesFEBS Letters, EarlyView.
Calpains dimerize via penta‐EF‐hand (PEF) domains. Using single‐molecule force spectroscopy, we measured the strength and kinetics of PEF–PEF homodimer binding. The interaction is robust, shows a transient conformational step before dissociation, and remains largely insensitive to Ca2+.
Nesha May O. Andoy   +4 more
wiley   +1 more source

End-Functionality Study of PS-Br synthesized by ATRP using MALDI-ToF MS

open access: yes, 2010
2
김기현   +3 more
core  

Structural insights into an engineered feruloyl esterase with improved MHET degrading properties

open access: yesFEBS Letters, EarlyView.
A feruloyl esterase was engineered to mimic key features of MHETase, enhancing the degradation of PET oligomers. Structural and computational analysis reveal how a point mutation stabilizes the active site and reshapes the binding cleft, expading substrate scope.
Panagiota Karampa   +5 more
wiley   +1 more source

Polymer Surface Characterization

open access: yes, 2014
This book provides a comprehensive approach to the surface analysis of polymers of technological interest by means of modern analytical techniques. Case studies are critically discussed by experts in the field. This book is aimed at graduate students but
Cometa, Stefania   +9 more
core  

Gut microbiome and aging—A dynamic interplay of microbes, metabolites, and the immune system

open access: yesFEBS Letters, EarlyView.
Age‐dependent shifts in microbial communities engender shifts in microbial metabolite profiles. These in turn drive shifts in barrier surface permeability of the gut and brain and induce immune activation. When paired with preexisting age‐related chronic inflammation this increases the risk of neuroinflammation and neurodegenerative diseases.
Aaron Mehl, Eran Blacher
wiley   +1 more source

MULTISCALE NATURAL FRACTURE CHARACTERIZATION WORKFLOW FOR UNCONVENTIONAL SHALE, WOODFORD AND BARNETT SHALES AS EXAMPLES [PDF]

open access: yes, 2019
This research presents an integrated methodology and workflow to characterize, interpret and predict natural fracture occurrence in different scales for unconventional shales using the Devonian-Mississippian Woodford and Barnett Shales in the ...
Zhang, Jing
core  

Towards Self-Assembling 3D-Printed Shapes Through Βiomimetic Μechanical Interlocking

open access: yesBiomimetics
While early studies on macroscopic self-assembly peaked in the late 20th century, recent research continues to explore and expand the field’s potential through innovative materials and external control strategies.
Tino Marte   +4 more
doaj   +1 more source

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