Results 131 to 140 of about 2,053,687 (333)

Low-Cost System with Transient Reduction for Automatic Power Factor Controller in Three-Phase Low-Voltage Installations

open access: yesEnergies
In power engineering, the importance of maintaining a high power factor in low-voltage electrical installations is known. In power substations for industry, the usual method of coupling is to use an automatic power factor controller which connects ...
Gabriel Nicolae Popa   +1 more
doaj   +1 more source

Quantum Emitters in Hexagonal Boron Nitride: Principles, Engineering and Applications

open access: yesAdvanced Functional Materials, EarlyView.
Quantum emitters in hexagonal boron nitride have emerged as a promising candidate for quantum information science. This review examines the fundamentals of these quantum emitters, including their level structures, defect engineering, and their possible chemical structures.
Thi Ngoc Anh Mai   +8 more
wiley   +1 more source

The Ukrainian revolution or the Revolution in Ukraine

open access: yesMGIMO Review of International Relations, 2010
Аннотация: Процесс утверждения украинской государственности имел своеобразный побочный результат: резко вырос поток работ, посвященных так называемой украинской революции начала ХХ в. Хотя события на Украине являлись частью общероссийского революционного процесса, современные украинские авторы утверждают, что здесь имело место нечто иное - шло ...
openaire   +4 more sources

Synchrotron Radiation for Quantum Technology

open access: yesAdvanced Functional Materials, EarlyView.
Materials and interfaces underpin quantum technologies, with synchrotron and FEL methods key to understanding and optimizing them. Advances span superconducting and semiconducting qubits, 2D materials, and topological systems, where strain, defects, and interfaces govern performance.
Oliver Rader   +10 more
wiley   +1 more source

Revolution through electronic purchasing [PDF]

open access: yes, 1997
Automation is finding its way in the world of purchasing. This development could evoke dramatic effects in the long term, not only on purchasing but even on the market place itself.
Telgen, Jan
core   +4 more sources

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 School Food Revolution: Public Food and the Challenge of Sustainable Development - Book Review [PDF]

open access: yes, 2008
The School Food Revolution is a timely book for a world of obesogenic food, a world of the fat poor in rich countries, and the hungry poor in poor countries. Worldwide, malnourishment is a marker of poverty.
Paull, John
core  

Business case analytics for avocado, chili and poultry value chains in Rwanda: Implications on Job Creation

open access: yesScientific African
Globally, agricultural value chains are undergoing rapid transformation driven by technological advancement and the need for sustainable development. While developing agencies increasingly recognize agriculture's potential for job creation and economic ...
Wisdom Richard Mgomezulu   +4 more
doaj   +1 more source

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