Results 131 to 140 of about 610,660 (309)

Functional Materials for Environmental Energy Harvesting in Smart Agriculture via Triboelectric Nanogenerators

open access: yesAdvanced Functional Materials, EarlyView.
This review explores functional and responsive materials for triboelectric nanogenerators (TENGs) in sustainable smart agriculture. It examines how particulate contamination and dirt affect charge transfer and efficiency. Environmental challenges and strategies to enhance durability and responsiveness are outlined, including active functional layers ...
Rafael R. A. Silva   +9 more
wiley   +1 more source

How Are Derivatives Used? Evidence from the Mutual Fund Industry [PDF]

open access: yes
Approximately 20 percent of the 675 equity mutual funds analyzed in this paper invest in derivatives. We compare the return distributions of equity mutual funds that invest in derivatives to those that do not.
Jeffrey Pontiff, Jennifer Koski
core  

MOFs and COFs in Electronics: Bridging the Gap between Intrinsic Properties and Measured Performance

open access: yesAdvanced Functional Materials, EarlyView.
Metal‐organic frameworks (MOFs) and covalent organic frameworks (COFs) hold promise for advanced electronics. However, discrepancies in reported electrical conductivities highlight the importance of measurement methodologies. This review explores intrinsic charge transport mechanisms and extrinsic factors influencing performance, and critically ...
Jonas F. Pöhls, R. Thomas Weitz
wiley   +1 more source

THE STUDY OF THE MARKET OF MUTUAL INVESTMENT FUNDS IN THE RUSSIAN FEDERATION

open access: yesAstra Salvensis, 2019
In the work, studies were carried out on the efficiency of the work of mutual open and interval investment funds (PIFs) using the methods proposed by domestic and foreign authors.
Alexander S. Kokin   +5 more
doaj  

Asset Location for Retirement Savers [PDF]

open access: yes
This paper uses data on actual returns on taxable bonds, tax-exempt bonds, and a small sample of equity mutual funds over the 1962-1998 period to compare two asset location strategies for retirement savers.
Clemens Sialm   +2 more
core  

Complex Cryptographic and User‐Centric Physically Unclonable Functions Enabled by Strain‐Sensitive Nanocrystals via Selective Ligand Exchange

open access: yesAdvanced Functional Materials, EarlyView.
This study investigates electromechanical PUFs that improve on traditional electric PUFs. The electron transport materials are coated randomly through selective ligand exchange. It produces multiple keys and a key with motion dependent on percolation and strain, and approaches almost ideal inter‐ and intra‐hamming distances.
Seungshin Lim   +7 more
wiley   +1 more source

Passive-Aggressive Trading: The Supply and Demand of Liquidity by Mutual Funds [PDF]

open access: bronze, 2022
Susan Kerr Christoffersen   +3 more
openalex   +1 more source

Kinerja Reksa Dana Saham Pasca Krisis Subprime Mortgage [PDF]

open access: yes, 2016
The purpose of this study is to analyze the performance of mutual funds shares after the subprime mortgage crisis. The population in this study are 55 mutual funds shares of 34 mutual funds investment managers who are issuing shares and mutual funds in ...
Adam, M. (Mohammad)   +3 more
core  

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