Results 81 to 90 of about 5,694,107 (334)

F. Engels and K. Marx on the Origin of Private Property and the State: One Concept or Two?

open access: yesДискурс
Introduction. The problem of incomplete coincidence of views of K. Marx and F. Engels has long been raised in marxology. On this topic, D. McLellan, M. Ryubel, K.N. Lubutin and P.N. Kondrashov spoke.
A. A. Koryakovtsev
doaj   +1 more source

Reassessing Electrolyte Design for Non‐Aqueous Magnesium Batteries: Atomistic Structures and Performance Optimization

open access: yesAdvanced Materials, EarlyView.
This review systematically examines recent advances in non‐aqueous electrolytes for rechargeable magnesium batteries, focusing on chlorine‐containing and chlorine‐free systems. It highlights the interdependent relationship between electrolyte compositions, atomistic structures, and electrochemical performance.
Hao Xu   +10 more
wiley   +1 more source

From the Discovery of the Giant Magnetocaloric Effect to the Development of High‐Power‐Density Systems

open access: yesAdvanced Materials Technologies, EarlyView.
The article overviews past and current efforts on caloric materials and systems, highlighting the contributions of Ames National Laboratory to the field. Solid‐state caloric heat pumping is an innovative method that can be implemented in a wide range of cooling and heating applications.
Agata Czernuszewicz   +5 more
wiley   +1 more source

Andrzej Grzegorczyk as a Philosopher of Education

open access: yesФілософія освіти, 2016
The paper presents scientific portrait of the famous Polish scientist, the last representative of the famous Lviv-Warsaw logical-philosophical school, a great friend of Ukraine, Professor Andrzej Grzegorczyk, who died two years ago.
Oleg Hirnyy
doaj   +1 more source

Exponentially Modified QCD Coupling

open access: yes, 2007
We present a specific class of models for an infrared-finite analytic QCD coupling, such that at large space-like energy scales the coupling differs from the perturbative one by less than any inverse power of the energy scale. This condition is motivated
A. I. Alekseev   +7 more
core   +1 more source

Wirelessly Powered Ingestible Capsule for Optical Stimulation of the Gastrointestinal Tract in Rodents

open access: yesAdvanced Materials Technologies, EarlyView.
An ingestible electronic capsule, ICOPS, enables non‐invasive optical gut stimulation in rodents. ICOPS features modular LEDs and optimized power transfer for robust, in vivo functionality. This cleanroom‐free, 3D‐printed platform offers a compact, scalable solution for optogenetically interfacing enteric neural circuits, promising advances in ...
Mohamed Elsherif   +9 more
wiley   +1 more source

Memertimbangkan Hermeneutik ala Naṣr Ḥāmid Abū Zayd dalam Studi al-Qur’ān Kontemporer

open access: yesRefleksi, 2013
This article states that an approach of Western philosophy in understanding the Qur’ān contextually can be performed to grasp meaning which is much suitable with today condition and in a place we live (here).
Iqbal Hasanuddin
doaj   +1 more source

Wireless Power Transfer Modalities for Implantable Bioelectronics: Electromagnetic, Acoustic, and Magneto‐Dynamic Perspectives

open access: yesAdvanced Materials Technologies, EarlyView.
This review traces the evolution of wireless power transfer (WPT) for implantable medical devices, spanning electromagnetic, magnetoelectric, acoustic, and magneto‐dynamic systems. Quantitative comparisons of power, distance, and device scale highlight trade‐offs across modalities, while emerging hybrid mechanisms reveal strategies to overcome ...
Junyeop Kim, Yoonseok Park
wiley   +1 more source

Einleitung. An den Grenzen des Bildes

open access: yesLebenswelt: Aesthetics and Philosophy of Experience, 2011
In this paper I take into account the idea of reflective pictorial difference. The question is: is a pre-reflective difference a fundamental difference, to which we can answer by means of a reflective difference?
Philipp Stoellger
doaj   +1 more source

Home - About - Disclaimer - Privacy