Results 101 to 110 of about 28,481,965 (364)

“Freedom” as a culture-bound concept in works by Friedrich Shiller

open access: yesStudia Humanitatis, 2019
The article analyses the concept “freedom” in works by a great German poet Friedrich Schiller. The aim of the research is to distinguish characteristics of the concept. The continuous sampling method was used to collect the data for the study.
Belykh Oksana Mykolayivna
doaj  

Ionic Metal Poly(heptazine Imides) and Single‐Atoms Interplay: Engineered Stability and Performance for Photocatalysis, Photoelectrocatalysis and Organic Synthesis

open access: yesAdvanced Functional Materials, EarlyView.
Poly(heptazine) imides (PHIs), a crystalline carbon nitride subclass, intercalate metals to deliver high stability, tunable electronics, and efficient charge separation. These features enable solar‐driven applications such as hydrogen evolution, CO₂ reduction, and organic synthesis.
Gabriel A. A. Diab   +6 more
wiley   +1 more source

New technologies wolframalpha while studying quantitative methods by bachelors

open access: yesRUDN Journal of Informatization in Education, 2013
The purpose of this article — representation of the main results of research of didactic opportunities of the new WolframAlpha technologies when studying quantitative methods by students of a bachelor degree.
D A Vlasov, A V Sinchukov
doaj  

Flow‐Induced Vascular Remodeling on‐Chip: Implications for Anti‐VEGF Therapy

open access: yesAdvanced Functional Materials, EarlyView.
Flow‐induced vascular remodeling plays a critical role in network stabilization and function. Using a vasculature‐on‐chip system, this study reveals how physiological VEGF levels and flow affect vascular remodeling and provides insights into tumor vessel normalization.
Fatemeh Mirzapour‐Shafiyi   +6 more
wiley   +1 more source

Austrian Economics and the Evolutionary Paradigm*

open access: yesStudies in Logic, Grammar and Rhetoric, 2019
This article discusses the challenges raised by the inclusion of evolutionary elements in the theories of Carl Menger, Joseph Schumpeter, and Friedrich Hayek.
Beck Naomi, Witt Ulrich
doaj   +1 more source

Machine Learning‐Enabled Polymer Discovery for Enhanced Pulmonary siRNA Delivery

open access: yesAdvanced Functional Materials, EarlyView.
This study provides an efficient approach to train a machine learning model by merging heterogeneous literature data to predict suitable polymers for siRNA delivery. Without the need for extensive laboratory synthesis, the machine learning enabled a virtual screening and successfully predicted a polymer that is validated for effective gene silencing in
Felix Sieber‐Schäfer   +10 more
wiley   +1 more source

The evolution of German Cut Fencing in the 19th century viewed through the works of Friedrich August Wilhelm Ludwig Roux

open access: yesActa Periodica Duellatorum, 2020
This article takes a look at the characteristics of German civilian fencing with cutting swords in the 19th century, especially the style taught by the Roux family of fencing masters.
Alex Kiermayer
doaj   +1 more source

The ratio of means method as an alternative to mean differences for analyzing continuous outcome variables in meta-analysis: A simulation study

open access: yesBMC Medical Research Methodology, 2008
BackgroundMeta-analysis of continuous outcomes traditionally uses mean difference (MD) or standardized mean difference (SMD; mean difference in pooled standard deviation (SD) units).
Jan O Friedrich   +2 more
semanticscholar   +1 more source

Some observations on a new numerical method for solving Navier-Stokes equations [PDF]

open access: yes
An explicit-implicit technique for solving Navier-Stokes equations is described which, is much less complex than other implicit methods. It is used to solve a complex, two-dimensional, steady-state, supersonic-flow problem.
Kumar, A.
core   +1 more source

On different cascade-speeds for longitudinal and transverse velocity increments

open access: yes, 2003
We address the problem of differences between longitudinal and transverse velocity increments in isotropic small scale turbulence. The relationship of these two quantities is analyzed experimentally by means of stochastic Markovian processes leading to a
A. N. Kolmogorov   +10 more
core   +1 more source

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