Results 71 to 80 of about 230,762 (307)

Cliquet option pricing in a jump-diffusion L\'{e}vy model [PDF]

open access: yes, 2018
We investigate the pricing of cliquet options in a jump-diffusion model. The considered option is of monthly sum cap style while the underlying stock price model is driven by a drifted L\'{e}vy process entailing a Brownian diffusion component as well as ...
Hess, Markus
core   +2 more sources

Pearl‐Like Bioinspired Coating Enables Regulation of Mg Degradation for Osteoporotic Bone Repair

open access: yesAdvanced Science, EarlyView.
In this study, inspired by pearl architecture, we developed a layered Ca–P “brick” and Fn‐mimetic peptide “mortar” coating on Mg alloys. The Ca–P layer moderates corrosion and offers mineral cues, while the peptide enhances adhesion and regulates immune‐vascular responses.
Siming Zhang   +12 more
wiley   +1 more source

Who were the Greeks.

open access: yesRevista do Museu de Arqueologia e Etnologia, 2001
The main goal of this article is to trace the ways followed by the Greeks in building up their own identity. The Author assumes that ethnicity is very much a matter of internal perceptions and that the ethnic group is defined not by the sum of ...
Jonathan Mark Hall
doaj   +1 more source

The Failure of the Aetolian Deditio as a Didactic Cultural Clash in the Histories of Polybius (20.9-10) [PDF]

open access: yes, 2014
This paper examines the Aetolian deditio in fidem of 191 as described by Polybius 20.9-10. Erich Gruen influentially interpreted Polybius’ description as inconsistent and exaggerated, on the grounds that Greeks and Romans from the 3rd and 2nd centuries ...
Moreno Leoni, Álvaro Matías
core  

Toward Reliable Metal Halide Perovskite FETs: From Electronic Structure and Device Physics to Stability and Performance Engineering

open access: yesAdvanced Electronic Materials, EarlyView.
Metal halide perovskite field‐effect transistors (PeFETs) offer great promise for flexible, low‐cost, and high‐performance due to their excellent charge carrier properties. However, challenges like ion migration, hysteresis, and instability limit their performance.
Georgios Chatzigiannakis   +13 more
wiley   +1 more source

Greeks, barbarians and strangers in papyrological fragments of lost novels

open access: yesLucentum, 1999
One of the question which has aroused great interest amongs Hellenists over the last decades, surrounding which there ¡s extensive bibliography, is the Greeks' attitude to other peoples they termed barbarians. Even though we risk simplifying we could sum
López Martínez, María Paz
doaj   +1 more source

Electrode‐Engineered Dual‐Mode Multifunctional Lead‐Free Perovskite Optoelectronic Memristors for Neuromorphic Computing

open access: yesAdvanced Electronic Materials, EarlyView.
A lead‐free perovskite memristive solar cell structure that call emulate both synaptic and neuronal functions controlled by light and electric fields depending on top electrode type. ABSTRACT Memristive devices based on halide perovskites hold strong promise to provide energy‐efficient systems for the Internet of Things (IoT); however, lead (Pb ...
Michalis Loizos   +4 more
wiley   +1 more source

Explicit Formulas for Hedging Parameters of Perpetual American Options with General Payoffs: A Mellin Transform Approach

open access: yesMathematics
Risk is often the most concerning factor in financial transactions. Option Greeks provide valuable insights into the risks inherent in option trading and serve as tools for risk mitigation.
Stefan Zecevic, Mariano Rodrigo
doaj   +1 more source

The Beliefs, Myths, and Reality Surrounding the Word Hema (Blood) from Homer to the Present

open access: yesAnemia, 2010
All ancient nations hinged their beliefs about hema (blood) on their religious dogmas as related to mythology or the origins of religion. The Hellenes (Greeks) especially have always known hema as the well-known red fluid of the human body.
John Meletis, Kostas Konstantopoulos
doaj   +1 more source

Greek light, Greek photography

open access: yesByzantine and Modern Greek Studies
This article investigates indigenous light as an element in the conceptualization of photography as a ‘Greek’ art from the mid-nineteenth to the first decades of the twentieth century. Key moments linking photography, writing through light, with the light of Greece will be discussed: from the mid-nineteenth-century debate about the alleged ‘Greek ...
openaire   +1 more source

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