Results 131 to 140 of about 3,440,905 (299)

Valuing guaranteed annuity options using the principle of equivalent utility [PDF]

open access: yes, 2008
This thesis considers the valuation of guaranteed annuity options using an equivalent utility principle from the point of view of the policyholder. In this model I give an explicit form to the value functions involved in the indifference valuation.
SILLA, SEBASTIANO
core  

A STUDY ON EQUIVALENT FLEXURAL RIGIDITY OF COMPLEX POLYGONAL HONEYCOMB STRUCTURE

open access: yesJixie qiangdu, 2017
The equivalent flexural rigidity of a complex polygonal honeycomb structure is investigated in this study. The honeycomb is equivalent to a orthogonal anisotropic plate for calculating the deformation energy under uniform bending moment,and the ...
GUO YuChao, WANG LiKai, DUAN ShiHui
doaj  

Study on the propagation characteristics of methane-air explosion under the promotion of crushed gangue

open access: yesScientific Reports
Methane-air explosion is one of the major disasters in industrial process. The explosion strength could be influenced by the crushed coal gangue, which is widely distributed in coal mine gob and roadway.
Zhenqi Liu, Qiu Zhong, Yansen Lu
doaj   +1 more source

Integration of OpenCV‐Based Microscopic Adhesive Volume Measurement Into a Pyiron Workflow for Automated Data Analysis

open access: yesAdvanced Engineering Materials, EarlyView.
Residual adhesive after electrode loading in adhesive‐assisted resistance spot welding is quantified through a traceable experimental‐to‐digital workflow. Chromatic confocal topography provides calibrated surface‐height data, while OpenCV detects the electrode imprint and integrates adhesive height into comparable volume metrics.
Sung‐Min Wi, Jiangdong Zhao
wiley   +1 more source

Microstructure Modification of Additively Manufactured Mo–9Si–8B by Annealing and Its Effects on High‐Temperature Mechanical Properties

open access: yesAdvanced Engineering Materials, EarlyView.
Postbuild annealing systematically modifies the phase fractions and morphology of EB‐PBF processed Mo–9Si–8B. Quantitative microstructure–property correlations reveal how controlled phase evolution enhances high‐temperature compressive strength and creep resistance.
Christopher Schmidt   +5 more
wiley   +1 more source

Length-to-length relationships for Carcharhinus amblyrhynchos (sexes combined) captured by research fishing in Palmyra 2006–2014.

open access: yes, 2017
Length-to-length relationships for Carcharhinus amblyrhynchos (sexes combined) captured by research fishing in Palmyra 2006–2014.
Jennifer E. Caselle (206726)   +7 more
core   +1 more source

Application of spot vision screening combined with axial length measurement for early identification of myopia risk in Chinese Young children

open access: yesFrontiers in Pediatrics
PurposeTo evaluate the efficacy of Spot vision screening combined with axial length measurement for early identification of myopia risk in Chinese Young children.MethodsThis cross-sectional study included 210 children aged 3–8 years, classified into a ...
Hong Liu   +5 more
doaj   +1 more source

Equivalence of the velocity and length gauge perturbation series

open access: yes, 2008
4 pages, 37 equations, 8 references (with 2 foot notes)
openaire   +2 more sources

Investigating the Effect of Inclination Angle and the Influence of Scan Parameters on the Appearance and Thermal and Mechanical Properties of Filigree Tension Rods of LPBF‐Manufactured NiTi Shape‐Memory Alloys

open access: yesAdvanced Engineering Materials, EarlyView.
This article investigates the dependence of the properties on the manufacturing orientation in the form of the inclination angle to the build plate of LPBF‐fabricated NiTi rods with a diameter of 150–220 µm. Metallographic, chemical, thermal, and mechanical characterization show behavior under identical manufacturing conditions that ranges from ...
Sandra Herzig   +2 more
wiley   +1 more source

Controlling Grain Growth in Powder Bed Fusion of Yttria‐Stabilized Zirconia Using Femtosecond Lasers: Challenges and Methodological Insights

open access: yesAdvanced Engineering Materials, EarlyView.
Binder‐free laser powder bed fusion of 8YSZ with a femtosecond laser is used to map process windows linking scan strategy, heat accumulation, and grain growth. Time‐resolved thermography and simulations reveal thermal regimes that enable continuous, vitrified, and fine‐grained 8YSZ surface layers without absorptive additives and demonstrate ...
Markus Kühn   +5 more
wiley   +1 more source

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