Results 31 to 40 of about 3,401,036 (230)

Reduction of Jet Fan Noise [PDF]

open access: yes, 2005
A new type jet fan which has a single stage rotor was proposed. The geometry of the rotor blade is symmetry, that is, there is no camber and the position of maximum thickness is at middle of chord, because the characteristics of the jet fan have to ...
山口, 英告   +4 more
core  

Diversity and complexity in neural organoids

open access: yesFEBS Letters, EarlyView.
Neural organoid research aims to expand genetic diversity on one side and increase tissue complexity on the other. Chimeroids integrate multiple donor genomes within single organoids. Self‐organising multi‐identity organoids, exogenous cell seeding, or enforced assembly of region‐specific organoids contribute to tissue complexity.
Ilaria Chiaradia, Madeline A. Lancaster
wiley   +1 more source

Some determinantal inequalities for Hadamard and Fan products of matrices

open access: yesJournal of Inequalities and Applications, 2016
In this note, we generalize some determinantal inequalities which are due to Lynn (Proc. Camb. Philos. 60:425-431, 1964), Chen (Linear Algebra Appl. 368:99-106, 2003) and Ando (Linear Multilinear Algebra 8:291-316, 1980).
Xiaohui Fu, Yang Liu
doaj   +1 more source

ATRIBUT MEREK DALAM VIDEO AKUN TWITTER LIVERPOOL FC (@LFC)

open access: yesLektur, 2020
ABSTRAK Penelitian ini bertujuan untuk mengetahui atribut merek yang ditampilkan oleh klub sepak bola profesional (Liverpool FC) dalam video pada media sosial Twitter (@LFC).
Nazlan Syahputra, Dyna Herlina Suwarto
doaj   +1 more source

Value Co-Creation on Public Social Media at Different Stages of the New Product Development Process. A Case Study of a Polish Clothes Manufacturer

open access: yesJournal of Marketing and Consumer Behaviour in Emerging Markets, 2022
This study contributes to the value co-creation theory in the context of the new product development process. The aim of this study is a comparison of interactions that lead to creation of value on public social media.
Beata Piątkowska
doaj   +1 more source

Partial depletion of plasminogen activator inhibitor‐1 decreases subcutaneous fat cell hypertrophy and liver cholesterol in high‐fat‐fed female mice

open access: yesFEBS Letters, EarlyView.
Obesity raises blood levels of PAI‐1, a protein linked to metabolic dysfunction‐associated steatotic liver disease in people with obesity. In female mice fed a high‐fat diet, partially lowering PAI‐1 led to smaller subcutaneous fat cells and lower liver cholesterol, without changing body weight or insulin sensitivity.
Claudia E. Ramirez Bustamante   +10 more
wiley   +1 more source

Research on Noise Characteristics and Control Technology of Metro Energy Feedback Converter

open access: yes机车电传动, 2020
The noise characteristics of metro energy feedback converter were experimentally studied to analyze the main noise source, noise transmission rules and the acoustic performance of the inlet/outlet structure.
Zhenpeng LI   +5 more
doaj  

Solving the dynamic coloring problem for direct products of paths with fan graphs

open access: yesAnalele Stiintifice ale Universitatii Ovidius Constanta: Seria Matematica, 2023
This paper deals with the r-dynamic chromatic problem of the direct product of a path with a fan graph Fm,n.
Falcón Raúl M.   +2 more
doaj   +1 more source

Energy and CO2 Impact of the Eco-Design Regulation for Fans on the European Market

open access: yesInternational Journal of Turbomachinery, Propulsion and Power, 2022
Fans are components in many different products and have been regulated since 2011 by the Eco-Design Regulation. A fan is typically not a final product but is used as a component in different applications, systems, and products.
Claus Händel
doaj   +1 more source

Structural and biochemical analysis of a B12 superbinder

open access: yesFEBS Letters, EarlyView.
BtuG proteins are vitamin B12 scavengers in Bacteroides thetaiotaomicron, a dominant human gut bacterium. We present crystal structures of three BtuG homologs bound to cobalamin and its precursor cobinamide, revealing picomolar binding affinities, among the highest known for any natural protein.
Jose M. Martinez Felices   +3 more
wiley   +1 more source

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