Results 21 to 30 of about 12,714,502 (313)

Optimal, minimax and admissible two-stage design for phase II oncology clinical trials

open access: yesBMC Medical Research Methodology, 2020
Background The article aims to compare the efficiency of minimax, optimal and admissible criteria in Simon’s and Fleming’s two-stage design. Methods Three parameter settings (p 1-p 0 = 0.25–0.05, 0.30–0.10, 0.50–0.30) are designed to compare the maximum ...
Fei Qin   +7 more
doaj   +1 more source

Introducing Experience Goals into Packaging Design [PDF]

open access: yes, 2016
Consumer experiences are an increasingly important driving force for commerce, affecting also packaging design. Yet, experience design for packages is rarely studied.
Roto, Virpi   +3 more
core   +1 more source

Plant Extract () as a Green Factory for Biofabrication of Gold Nanoparticles

open access: yesNatural Product Communications, 2015
This work describes a biofabrication process for gold nanoparticles in which the plant extract ( Bupleurum falcatum ) is used as a reducing agent to convert gold ions to gold nanoparticles.
You Jeong Lee   +5 more
doaj   +1 more source

Optimal Design Of English Auctions With Discrete Bid Levels [PDF]

open access: yes, 2005
In this paper we consider a common form of the English auction that is widely used in online Internet auctions. This discrete bid auction requires that the bidders may only submit bids which meet some predetermined discrete bid levels and, thus, there ...
David, Esther   +10 more
core   +2 more sources

Caffeic Acid: Potential Applications in Nanotechnology as a Green Reducing Agent for Sustainable Synthesis of Gold Nanoparticles

open access: yesNatural Product Communications, 2015
The sustainable synthesis of gold nanoparticles from gold ions was conducted with caffeic acid as a green reducing agent. The formation of gold nanoparticles was confirmed by spectroscopic and microscopic methods.
Yu Seon Seo   +5 more
doaj   +1 more source

Optimal design of injection mold for plastic bonded magnet [PDF]

open access: yes, 1991
The optimal design of an injection mold for producing a stronger multipole magnet is carried out using the finite element method and the direct search method. It is shown that the maximum flux density in the cavity obtained by the optimal design is about
Fujiwara, K.   +3 more
core   +1 more source

Influence of geometric variables on spur gear volume

open access: yesInternational Journal for Simulation and Multidisciplinary Design Optimization, 2020
Gear system optimization is currently topical amongst researchers. To this end, problem formulation is key and therefore knowledge of parameter influence and variation behaviour is indispensable.
Maputi Edmund S., Arora Rajesh
doaj   +1 more source

Perspective: the gist of public tender for service design [PDF]

open access: yes, 2018
Governments around the world are increasingly formalising design as an innovative approach to renew public services. In this development, the capabilities of external service design consultancies often play an important part, which calls for new insights
Person, Oscar   +3 more
core   +1 more source

Digital Tools for Collaborative Design Processes

open access: yes, 2021
Diverse practices of collaboration in design, research, teaching, or academia increasingly rely on digital online tools to facilitate processes of working and creating together. But a lot of the available digital platforms are not necessarily designed
Ibach, Merle, Greiner-Petter, Moritz
core   +1 more source

Reinforcement solution of damaged load-bearing frame structure in a coal power plant for additional loads [PDF]

open access: yesArchives of Civil Engineering
Significant subsoil deformation and additional loads from the new denitrification unit caused a major problem with the load-bearing capacity of the coal power plant.
Szymon Skibicki   +5 more
doaj   +1 more source

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