Results 41 to 50 of about 6,146 (283)

Laser Powder Bed Fusion of Alumina: Effects of Scanning Strategies on External and Internal Defects

open access: yesAdvanced Engineering Materials, EarlyView.
This study investigates how scanning strategies affect pure alumina in laser powder bed fusion. Linear 45° scanning yields uniform surfaces but high porosity, while the island‐concentric strategy provides higher density with through‐holes favorable for infiltration. Findings highlight pathways toward optimizing defect‐free alumina parts.
Mohamed Abdelmoula   +7 more
wiley   +1 more source

Utilização de enzimas e microorganismos para a obtenção de compostos oticamente ativos [PDF]

open access: yes, 2003
Tese (doutorado) - Universidade Federal de Santa Catarina, Centro de Ciências Físicas e Matemáticas. Programa de Pós-Graduação em Química.Neste trabalho foram exploradas metodologias alternativas de imobilização de enzimas e microrganismos para a ...
Zanotto, Sandra Patricia
core  

Implementation of flow cytometry technique for evaluation of neutrophil phagocytic activity in clinical laboratory practice

open access: yesМедицинская иммунология
Recently, flow cytometry (FC) has been used both for scientific purposes and in routine laboratory practice. The range of tasks solved by the FC technique is constantly expanding, and flow cytometry is currently used not only for the diagnosis of ...
I. G. Shushkova   +4 more
doaj   +1 more source

Quantitative results of algebraic independence and Baker's method [PDF]

open access: yesActa Arithmetica, 2005
Let \(\wp\) be a Weierstrass elliptic function with algebraic invariants \(g_{2}\), \(g_{3}\), let \(\beta\) be an algebraic number of degree \(\delta\geq 2\) over the field \(F\) of complex multiplication of the associated elliptic curve, \(u\) a complex number such that \(u\not\in\mathbb Q(\beta)\) and such that \(u,\beta u,\dots,\beta^{\delta-1}u ...
openaire   +2 more sources

Tailored Hierarchical Porous Copper Architectures via Three Dimensional Printing and Pressure‐less Sintering for Next‐Generation Lithium‐Metal Batteries

open access: yesAdvanced Engineering Materials, EarlyView.
A hierarchical porous copper current collector is fabricated via three‐dimensional printing combined with pressureless sintering to stabilize lithium metal anodes. The interconnected architecture lowers local current density, guides uniform Li deposition within pores, and suppresses dendrite growth.
Alok Kumar Mishra, Mukul Shukla
wiley   +1 more source

Encyclopedia of 2D β′‐In2Se3 Growth Using Chemical Vapor Deposition: The Effects of Synthesis Parameters Onto Material Quality

open access: yesAdvanced Engineering Materials, EarlyView.
A distinct semi‐confined inner‐tube chemical vapor deposition geometry enables reproducible, large‐area growth of phase‐pure 2D β′‐In2Se3 from InI + Se precursors. Engineering local vapor transport and optimizing precursor delivery and temperature–time conditions yield uniform continuous films.
Dasun P. W. Guruge   +8 more
wiley   +1 more source

Uso de um sensor de compostos volateis para o controle de uma fermentação batelada alimentada de Sacharomyces cerevisiae [PDF]

open access: yes, 1995
Dissertação (mestrado) - Universidade Federal de Santa Catarina, Centro TecnologicoO trabalho visa a maximização da produção de Saccharomyces cerevisiae, em um processo fed-batch, fazendo o controle do etanol produzido na fermentação.
Oliveira, Débora de
core  

Gordon Baker, Wittgensteinian Philosophical Conceptions and Perspicuous Representation: the Possibility of Multidimensional Logical Descriptions

open access: yesNordic Wittgenstein Review, 2014
This paper discusses Gordon Baker’s interpretation of the later Wittgenstein, in particular his interpretation of the notion of Wittgensteinian philosophical conceptions (Auffassungen) and the notions of non-exclusivity, local incompatibility, non ...
Oskari Kuusela
doaj  

Baker’s yeast bio-catalyzed green and efficient synthesis of 3-indolylmethanamine via Aza-Friedel Crafts Reaction of indole with imines

open access: yesDiscover Chemistry
An efficient and facile method has been developed for the synthesis of 3-indolylmethanamine via the Aza-Friedel Crafts Reaction of indole with imines by using Baker’s Yeast as biocatalyst. The reaction is very facile and works under mild and eco-friendly
Samreen Kausar   +3 more
doaj   +1 more source

Hot‐Film and Calorimetric Methods With Transient Heating for Measurement of High Biofluid Flow Rate

open access: yesAdvanced Functional Materials, EarlyView.
Accurate measurement of biofluid flow rate is vital for clinical diagnostics. We propose a transient heating strategy using short thermal pulses and peak temperature tracking to enhance the flow sensitivity of the hot‐Film and calorimetric methods. Simulations show how optimal heating time maximizes sensitivity across flow rates.
Yuanting Wei   +8 more
wiley   +1 more source

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