Results 61 to 70 of about 1,582,686 (311)

How risky is the German pension system? The volatility of the internal rates of return [PDF]

In this paper we analyze exemplarily the volatility of the internal rates of return of the German pension system over the life-cycle of an individual born in 1957.
Heidler, Matthias, Raffelhüschen, Bernd
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STUDI KELAYAKAN PEMBUKAAN CABANG PT. SERUMPUN BERNAS DI PROVINSI JAMBI (KAJIAN ASPEK FINANSIAL) [PDF]

, 2014
This research is a descriptive research that aims to find the result of Investment analysis of Serumpun Bernas Trading Company development in Jambi Province marketing area, according to Pay Back Period (PP) Point of view, Net Present Values (NPV ...
Kamaludin, Kamaludin, Kananlua, Paulus Suluk, Panjaitan, Agustina Tiodora   +2 more
core  

Photoswitching Conduction in Framework Materials

Advanced Functional Materials, EarlyView.
This mini‐review summarizes recent advances in state‐of‐the‐art proton and electron conduction in framework materials that can be remotely and reversibly switched on and off by light. It discusses the various photoswitching conduction mechanisms and the strategies employed to enhance photoswitched conductivity.
Helmy Pacheco Hernandez, Stefan Hecht, Wolfgang Wenzel, Lars Heinke, Mariana Kozlowska   +4 more
wiley   +1 more source

Green Energy Markets: Towards an Internal Rate of Return and ESG Factors

Energies
The contemporary green transformation of the economy is a strategic imperative for businesses, especially small and medium-sized enterprises (SMEs) operating in the energy market, forcing the integration of sustainable practices in decision-making ...
Zbysław Dobrowolski, Paweł Dziekański, Grzegorz Drozdowski, Izabella Kęsy, Oleksandr Novoseletskyy, Arkadiusz Babczuk   +5 more
doaj   +1 more source

Auto‐Generated Valence States in Electrocatalysts for Boosting Oxygen and Hydrogen Evolution Kinetics in Alkaline Water/Alkaline Seawater/Simulated Seawater/Natural Seawater

Advanced Functional Materials, EarlyView.
This review systematically highlights the latest achievements in mixed‐valence states relevant to hydrogen and oxygen evolution reactions, providing essential insights into future directions and methods for large‐scale practical implementation. This critical review is expected to provide an overview of recent advancements in diverse valence‐state metal
Jitendra N. Tiwari, Gokul Bhaskaran, Krishan Kumar, Yun Suk Huh, Young‐Kyu Han   +4 more
wiley   +1 more source

ANALISIS KELAYAKAN EKONOMI RENCANA PENAMBANGAN BATUBARA PIT B3 PT XYZ [PDF]

, 2016
Analisis kelayakan investasi usaha pertambangan bertujuan untuk mengetahui kelayakan usaha dan kemampuan investasi dalam memberikan keuntungan terhadap modal yang ditanam dalam perusahaan pertambangan batubara.
Nonong Rizki Arifah
core   +2 more sources

Beyond the mincer equation: the internal rate of return to higher education in Colombia [PDF]

In order to present an estimation of the Internal Rate of Return (IRR) to higher education in Colombia we take advantage of the methodological approach provided by Heckman, Lochner and Todd (2005).
García Suaza, Andrés Felipe, Guataqui, Juan Carlos, Guerra, José Alberto, Maldonado, Darío   +3 more
core  

Raman Microscopy at the Organic–Inorganic Interfaces in Human Calcified Aortic Valves Shows the Co‐Existence of Whitlockite Crystals and Carbonated Hydroxyapatite‐Mineralized Collagen Fibrils

Advanced Functional Materials, EarlyView.
This study advances our understanding of aortic valve stenosis by capturing spatially resolved chemical and structural changes at the nanoscale. The findings highlight the potential of combined Raman and electron microscopy for understanding calcification mechanisms across diverse tissue types.
Robin H. M. Van der Meijden, Carolien T. A Kuster, Amber van Broekhoven, Raphaela Allgayer, Luco Rutten, Rona Roverts, Marta Cerruti, Elena Macías‐Sánchez, Jan Hein Cornel, Salloua el Messaoudi, Anat Akiva, Nico Sommerdijk   +11 more
wiley   +1 more source

Creation of Optimal Performance of the Investment Project

Acta Economica et Turistica, 2019
The selection of an investment project is seen as a problem of multi-criteria decision-making. In this paper, a decision-maker uses six attributes i.e.
Volarević Hrvoje
doaj   +1 more source

Optimization of Wastewater Treatment Plant by Activated Sludge Method Using GPS-X Software [PDF]

تحقیقات نظام سلامت, 2023
Background: The purpose of this study was to model a real wastewater treatment plant in operation with GPS-X software. In the following, the verification of the output results of the software was done with the results of the effluent tests of the ...
Seyed Mahdy Mirian, Afshin Ebrahmi
doaj