Results 1 to 10 of about 1,554,825 (246)

Optimal Investment Strategy for Solar PV Integration in Residential Buildings: A Case Study in The Philippines [PDF]

open access: goldInternational Journal of Renewable Energy Development, 2021
In developing countries, particularly in rural areas, long periods of power outages are experienced as the electricity grid is technically or economically unfeasible.
Charmaine Samala Guno   +3 more
doaj   +2 more sources

Investment fund portfolio selection strategy

open access: yesBusiness: Theory and Practice, 2019
The paper is based on the proceedings of the International Conference ‘Business and Management 2006’. The problems of investment fund portfolio selection are discussed further and deeper, though the problem solved differs by covered period, selected ...
Irena Kucko
doaj   +4 more sources

R&D Transitions in Response to Digital Transformation in Korea

open access: yesJournal of Information Science Theory and Practice, 2022
With the rapid development of the Fourth Industrial Revolution and digital transformation, scientific and technological innovation measures are being devised to overcome Korea’s low-growth, high-cost structure.
Jongyeon Lim, BangRae Lee, Dongkyu Won
doaj   +1 more source

A study on a political system for the advance in green hydrogen technology: a South Korea case study

open access: yesEnergy, Sustainability and Society, 2023
Background Hydrogen energy, a type of renewable energy if produced without fossil fuel, has a critical issue in that most of it is still produced from carbon footprint heavy industries such as the fossil fuel industry.
Minyoung Yun   +3 more
doaj   +1 more source

E-Scooter Micro-Mobility Application for Postal Service: The Case of Turkey for Energy, Environment, and Economy Perspectives

open access: yesEnergies, 2022
In this research, the advantages of the e-scooter tool used in the mail or package delivery process were discussed by considering the Turkish Post Office (PTT) data in the districts of Istanbul (Kadıköy, Üsküdar, Kartal, and Maltepe) in Turkey.
Yunus Emre Ayözen   +3 more
doaj   +1 more source

AUSTRALIA-JAPAN QZSS EMERGENCY WARNING SERVICE TRIAL PROJECT [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2020
This paper provides an overview and the results of the Australia-Japan 2020 Quasi Zenith Satellite System (QZSS) Emergency Warning System trial project. The project aimed to evaluate and demonstrate the feasibility of utilising the QZSS system to support
S. Choy   +11 more
doaj   +1 more source

Global health landscape challenges triggered by COVID-19

open access: yesInflammation and Regeneration, 2020
The COVID-19 pandemic highlighted the vulnerability of every aspect of the globalized world, including R&D. Potentially critical R&D areas have been neglected because of the lack of market-driven incentives.
Hiroki Nakatani   +2 more
doaj   +1 more source

Estimation of Postal Service Delivery Time and Energy Cost with E-Scooter by Machine Learning Algorithms

open access: yesApplied Sciences, 2022
This research aims to estimate the delivery time and energy cost of e-scooter vehicles for distributing mail or packages and to show the usage efficiency of e-scooter sharing services in postal service delivery in Turkey.
Hakan İnaç   +3 more
doaj   +1 more source

Research Progress of CaO-CO2 Thermochemical Heat Storage Technology for Concentrated Solar Power Plant

open access: yes发电技术, 2022
Concentrated solar power technology is an important way to alleviate the energy crisis and improve the ecological environment. It can solve the contradiction between the discontinuous supply of solar energy and the continuous consumption of electric ...
XU Yunfei, WU Shuimu, LI Yingjie
doaj   +1 more source

The Impact of Rural Land on the Life Satisfaction of Farming Women: Evidence from China

open access: yesLand, 2023
This study investigates the impact of rural land on the life satisfaction of rural-farming women with a modified institutional analysis and development (IAD) framework as the theoretical framework.
Philip Arestis   +3 more
doaj   +1 more source

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