Results 21 to 30 of about 704,523 (264)

Efficient Lattice Method for Valuing of Options with Barrier in a Regime Switching Model

open access: yesDiscrete Dynamics in Nature and Society, 2016
We propose an efficient lattice method for valuation of options with barrier in a regime switching model. Specifically, we extend the trinomial tree method of Yuen and Yang (2010) by calculating the local average of prices near a node of the lattice. The
Youngchul Han, Geonwoo Kim
doaj   +1 more source

The influence of polarization on properties of the potential barrier at metal-ferroelectric interface [PDF]

open access: yesProcessing and Application of Ceramics, 2019
The barrier properties of a capacitor heterostructure based on a ferroelectric lead zirconate-titanate were investigated by using the methods of current-voltage and voltage-capacitance characteristics.
Mikhail V. Kamenshchikov   +3 more
doaj   +1 more source

Robust Pitch Autopilot Design Based on Logarithmic Barrier Lyapunov Method [PDF]

open access: yesHangkong bingqi
When the phased array radar-guided missile intercepts a high speed target with large maneuvering, the aerodynamic parameters of the missile body vary dramatically and become nonlinear, which affects the response of the control system to the large angle ...
Wang Wei, Yang Jing, Lin Shiyao, Wang Hong, Wang Shaolong
doaj   +1 more source

Modeling and Characteristic Analysis of Wireless Ultrasonic Vibration Energy Transmission Channels through Planar and Curved Metal Barriers

open access: yesShock and Vibration, 2018
Wireless ultrasonic vibration energy transmission systems through metal barriers based on piezoelectric transducers have drawn a lot of focus due to the advantage of nonpenetration of the barriers, thus maintaining the integrity of sealed structures.
DingXin Yang   +3 more
doaj   +1 more source

A Crank-Nicolson finite difference approach on the numerical estimation of rebate barrier option prices

open access: yesCogent Economics & Finance, 2019
In modelling financial derivatives, the pricing of barrier options are complicated as a result of their path-dependency and discontinuous payoffs. In the case of rebate knock-out barrier options, discount factors known as rebates are introduced, which ...
Nneka Umeorah, Phillip Mashele
doaj   +1 more source

Establishing an Apheresis Medicine Program in a Resource‐Constrained Setting: A 5‐Year Experience From Lagos, Nigeria

open access: yesTherapeutic Apheresis and Dialysis, EarlyView.
ABSTRACT Background Establishing a comprehensive apheresis medicine program in a resource‐constrained setting presents significant structural, financial, and logistical challenges. Despite the growing clinical importance of apheresis services globally, published experience from sub‐Saharan Africa remains sparse.
Folasade Adelekan‐Popoola   +4 more
wiley   +1 more source

Non-invasive Methods for in vivo Determination of the Skin Barrier Function – Advantages of Confocal Raman Microspectroscopy [PDF]

open access: yesИзвестия Саратовского университета. Новая серия: Физика, 2020
The physical barrier of the stratum corneum (SC) is provided by corneocytes and the lateral organization of intercellular lipids, which necessarily includes the orthorhombic organization phase.
Darvin, Maksim Evgen'yevich   +3 more
doaj   +1 more source

Enteropathogenic E. coli shows delayed attachment and host response in human jejunum organoid‐derived monolayers compared to HeLa cells

open access: yesFEBS Letters, EarlyView.
Enteropathogenic E. coli (EPEC) infects the human intestinal epithelium, resulting in severe illness and diarrhoea. In this study, we compared the infection of cancer‐derived cell lines with human organoid‐derived models of the small intestine. We observed a delayed in attachment, inflammation and cell death on primary cells, indicating that host ...
Mastura Neyazi   +5 more
wiley   +1 more source

The Effectiveness of the Microbial Barrier Knitted Homemade Facemasks

open access: yesJournal of Natural Fibers, 2022
Facemasks significantly reduce the dispersion of respiratory droplets that potentially carry the virus (COVID-19) when a person speaks, coughs or sneezes. Double jersey knitted fabrics made of cotton, Tencel and Viscose were made and designed. This paper
Beti Rogina-Car   +2 more
doaj   +1 more source

Deployment Optimization Method of Multistatic Radar for Constructing Circular Barrier Coverage

open access: yesSensors, 2021
To construct circular barrier coverage (CBC) with multistatic radars, a deployment optimization method based on equipartition strategy is proposed in this paper. In the method, the whole circular area is divided into several sub-circles with equal width,
Hai-Peng Li   +3 more
doaj   +1 more source

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