Results 51 to 60 of about 616,096 (355)

Recent Advancements in Bulk Processing of Rare‐Earth‐Free Hard Magnetic Materials and Related Multiscale Simulations

open access: yesAdvanced Engineering Materials, EarlyView.
This article provides an overview of recent advancements in bulk processing of rare‐earth‐free hard magnetic materials. It also addresses related simulation approaches at different scales. The research on rare‐earth‐free magnetic materials has increased significantly in recent years, driven by supply chain issues, environmental and social concerns, and
Daniel Scheiber, Andrea Bachmaier
wiley   +1 more source

Unique Performance Considerations for Printable Organic Semiconductor and Perovskite Radiation Detectors: Toward Consensus on Best Practice Evaluation

open access: yesAdvanced Functional Materials, EarlyView.
A lack of standard approaches for testing and reporting the performance of metal halide perovskites and organic semiconductor radiation detectors has resulted in inconsistent interpretation of performance parameters, impeding progress in the field. This Perspective recommends key metrics and experimental details, which are suggested for reporting in ...
Jessie A. Posar   +8 more
wiley   +1 more source

Foreign Exchange Risk in International Transactions [PDF]

open access: yesTheoretical and Applied Economics, 2007
Every international business is affected by the ever-changing value of the currencies implied in contracts. While many of us consider this unpredictability a nuisance, the volatility of currencies around the world can mean the difference between success ...
Florentina-Olivia Balu, Daniel Armeanu
doaj   +1 more source

Impacts of Credit Default Swaps on Volatility of the Exchange Rate in Turkey: The Case of Euro

open access: yesInternational Journal of Financial Studies, 2016
In this study, we aim to investigate the impacts of credit default swaps (CDS) premium as a risk financial indicator on the fluctuations of value of the Turkish lira against the Euro.
Muhsin Kar, Tayfur Bayat, Selim Kayhan
doaj   +1 more source

Exact Pricing and Hedging Formulas of Long Dated Variance Swaps under a $3/2$ Volatility Model

open access: yes, 2011
This paper investigates the pricing and hedging of variance swaps under a $3/2$ volatility model. Explicit pricing and hedging formulas of variance swaps are obtained under the benchmark approach, which only requires the existence of the num\'{e}raire ...
Chan, Leunglung, Platen, Eckhard
core   +1 more source

Financial model calibration using consistency hints [PDF]

open access: yes, 2001
We introduce a technique for forcing the calibration of a financial model to produce valid parameters. The technique is based on learning from hints. It converts simple curve fitting into genuine calibration, where broad conclusions can be inferred from ...
Abu-Mostafa, Yaser S.
core   +2 more sources

Photoswitchable Conductive Metal–Organic Frameworks

open access: yesAdvanced Functional Materials, EarlyView.
A conductive material where the conductivity can be modulated remotely by irradiation with light is presented. It is based on films of conductive metal–organic framework type Cu3(HHTP)2 with embedded photochromic molecules such as azobenzene, diarylethene, spiropyran, and hexaarylbiimidazole in the pores.
Yidong Liu   +5 more
wiley   +1 more source

All‐in‐One Analog AI Hardware: On‐Chip Training and Inference with Conductive‐Metal‐Oxide/HfOx ReRAM Devices

open access: yesAdvanced Functional Materials, EarlyView.
An all‐in‐one analog AI accelerator is presented, enabling on‐chip training, weight retention, and long‐term inference acceleration. It leverages a BEOL‐integrated CMO/HfOx ReRAM array with low‐voltage operation (<1.5 V), multi‐bit capability over 32 states, low programming noise (10 nS), and near‐ideal weight transfer.
Donato Francesco Falcone   +11 more
wiley   +1 more source

Discounted-likelihood valuation of variance and volatility swaps

open access: yesFinancial Innovation
The valuation of financial derivatives often assumes risk neutrality with respect to the risk-neutral martingale measure, which prevents arbitrage opportunities. However, casual traders may still incur substantial losses when trading at this risk-neutral
Napat Rujeerapaiboon   +2 more
doaj   +1 more source

Prices and Asymptotics for Discrete Variance Swaps

open access: yes, 2013
We study the fair strike of a discrete variance swap for a general time-homogeneous stochastic volatility model. In the special cases of Heston, Hull-White and Schobel-Zhu stochastic volatility models we give simple explicit expressions (improving ...
Bernard, Carole, Cui, Zhenyu
core   +1 more source

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