Results 11 to 20 of about 124,579 (293)

Resonant DC/DC Converters: Investigating Phase-Shift Control

Energies, 2023
The paper presents an innovative approach to control the voltage of an LCL-T type converter at the output side against variation at input and load ports, utilizing a fixed-frequency phase-shift control scheme.
Vijaya Bhaskar Reddy, Mahajan Sagar Bhaskar, Umashankar Subramaniam   +2 more
doaj   +1 more source

Influence of foreign direct investment from China on achieving the 2030 Sustainable Development Goals in African countries

Chinese Journal of Population, Resources and Environment, 2021
The lack of funding is one of the most important challenges in achieving the 2030 Sustainable Development Goals (SDGs) in African countries. Can foreign direct investment (FDI) from China as an important source of external financing help African ...
Ye Fang
doaj   +1 more source

Symmetries, Currents and Conservation Laws of Self-Dual Gravity [PDF]

, 1996
We describe an infinite-dimensional algebra of hidden symmetries for the self-dual gravity equations. Besides the known diffeomorphism-type symmetries (affine extension of w(infinity) algebra), this algebra contains new hidden symmetries, which are an ...
A.D. Popov, Alvarez, Alvarez, Ashtekar, Atiyah, Bakas, Bakas, Bakas, Bakas, Bergshoeff, Berkovits, Berkovits, Berkovits, Bianchi, Boyer, Boyer, Boyer, Boyer, Boyer, Brezin, Castro, Chakravarty, Chau, de Vega, Devchand, Dolan, Dolan, Duff, Eichenherr, Font, Gegenberg, Gibbons, Gibbons, Gibbons, Gibbons, Giveon, Grant, H. Römer, Hassan, Hawking, Hitchin, Hoppe, Hull, Hull, Hull, Husain, Husain, Husain, Ivanova, Ivanova, Ivanova, Ivanova, Kiritsis, Ko, Kutasov, Legaré, Legaré, Lüscher, M. Bordemann, Mason, Mason, Newell, Ooguri, Ooguri, Ooguri, Park, Park, Park, Park, Penrose, Plebanski, Plebański, Popov, Prasad, Schwarz, Schwarz, Schwarz, Sen, Sfetsos, Strachan, Takasaki, Takasaki, Takasaki, Tod, Ueno, Vafa, Ward, Ward, Ward, Wu, Yamagishi, Yamagishi, Zakharov   +92 more
core   +5 more sources

The impact of social protection and poverty elimination on global tuberculosis incidence: a statistical modelling analysis of Sustainable Development Goal 1. [PDF]

, 2018
BACKGROUND: The End TB Strategy and the Sustainable Development Goals (SDGs) are intimately linked by their common targets and approaches. SDG 1 aims to end extreme poverty and expand social protection coverage by 2030.
Boccia, Delia, Carter, Daniel J, Floyd, Katherine, Glaziou, Philippe, Houben, Rein MGJ, Lönnroth, Knut, Raviglione, Mario, Siroka, Andrew, Weil, Diana   +8 more
core   +1 more source

Renewable Energy Policies: Bibliometric Review and Policy Implications

Environmental and Climate Technologies, 2020
The energy policies of the Union States should promote energy security, energy efficiency, decarbonisation, research, innovation and competitiveness.
Annibaldi Valeria, Condemi Alessia, Cucchiella Federica, Gastaldi Massimo, Rotilio Marianna   +4 more
doaj   +1 more source

Impact of The Penetration of Renewable Energy on Distributed Generation Systems

Majlesi Journal of Electrical Engineering, 2022
As the proportion of total generation by renewable sources compared to non-renewable sources increases, the relative inertial stability provided by large rotating generators in electricity grids is found to shrink and is not being replaced by sources ...
Oyinlolu Ayomidotun Odetoye, Oghenewvogaga Oghorada, Adeleke Olusola Alimi, Babatunde Adetokun, Uchenna Nnaemeka Okeke, John Obiajulu Onyemenam, Paul Kehinde Olulope, Matthew Olabisi Olanrewaju   +7 more
doaj   +1 more source

Socio-Economic and environmental indicators: do they go hand in hand or back to back? A zoom into SDG7

International Journal of Sustainable Energy Planning and Management, 2023
The EU is succeeding in the achievement of climate and energy targets, but affordability of energy services cannot be left behind. The paper assesses the interlinkages between SDG 7’s social, economic and environmental dimensions to understand whether ...
Carla Teotónio, Rita Martins, Micaela Antunes   +2 more
doaj   +1 more source

Estimation of Energy Storage Capability of the Parallel Plate Capacitor Filled with Distinct Dielectric Materials

Engineering Proceedings, 2023
In the present work, the behavior of parallel plate capacitors filled with different dielectric materials and having varied gaps between the plates is developed and analyzed.
Kiran Keshyagol, Shivashankarayya Hiremath, Vishwanatha H. M., Pavan Hiremath   +3 more
doaj   +1 more source

Links and trade-offs between fisheries and environmental protection in relation to the sustainable development goals in Thailand [PDF]

, 2020
The fisheries sector significantly contributes to global food security, nutrition, and livelihood of people. Its importance for economic benefits, healthy diets, and nutrition, and achieving sustainable food systems is highlighted by several Sustainable ...
Goethals, Peter, Ho, Long Tuan, Lachat, Carl, Sampantamit, Tiptiwa, Van Echelpoel, Wout   +4 more
core   +1 more source

Conceptualising quality early childhood education: Learning from young children in Brazil and South Africa through creative and play‐based methods

British Educational Research Journal, EarlyView., 2023
Abstract Early childhood has increasingly been acknowledged as a vital time for all children. Inclusive and quality education is part of the United Nations Sustainable Development Goals, with the further specification that all children have access to quality pre‐primary education.
Laura H. V. Wright, Irene Rizzini, Malibongwe Gwele, Lynn McNair, Cristina Laclette Porto, Marsha Orgill, E. Kay M. Tisdall, Malcolm Bush, Linda Biersteker   +8 more
wiley   +1 more source