Results 21 to 30 of about 74,691 (335)

Potensi Metabolit Sekunder Asal Bakteri Endofit dalam Menekan Pertumbuhan Miselium Ganoderma boninense

open access: yesJurnal Fitopatologi Indonesia, 2018
Potency of Endophytic Bacterial Secondary Metabolite to Inhibit Mycelium Growth of Ganoderma boninense Endophytic bacteria have a close relationship with their host plants. The bacteria are living inside their host without causing any symptom. Endophytic
Fitri Widiantini   +3 more
doaj   +1 more source

High-frequency Si/SiGe phototransistor model: Operation on multiple polarization points [PDF]

open access: yesE3S Web of Conferences, 2022
This article presents the results of our research on the modeling of an HPT SiGe heterojunction phototransistor. Usually this HPTs type work for a single point of polarization in this work, we were interested in modeling the same HPT on different points ...
Diop A.M.   +6 more
doaj   +1 more source

The influence of ECAP and HPT processing on the microstructure evolution, mechanical properties and tribology characteristics of an Al6061 alloy

open access: yes, 2020
The microstructure evolution and mechanical properties of an Al6061 alloy severely deformed by equal channel angular pressing (ECAP) and high-pressure torsion (HPT) were studied.
M. I. A. Aal
semanticscholar   +1 more source

Agrobacterium tumefaciens – Mediated transformation of Woodfordia fruticosa (L.) Kurz

open access: yesJournal of Genetic Engineering and Biotechnology, 2015
In the present study, a protocol for Agrobacterium tumefaciens-mediated transformation has been optimized for Woodfordia fruticosa (L.) Kurz. Precultured axenic leaf segments were co-cultivated with A.
Mallesham Bulle   +6 more
doaj   +1 more source

Finite element modeling of the behavior of polymethyl-methacrylate (PMMA) during high pressure torsion process

open access: yesFracture and Structural Integrity, 2020
High Pressure Torsion (HPT) is a highly effective super-plastic deformation process for obtaining nano-materials with high performance mechanical properties. In view of its optimization, it is of paramount importance to evaluate the relations between the
Ahmed Drai   +4 more
doaj   +1 more source

Evolution of Microstructure and Crystallographic Texture in Severely Deformed FeCoNiAlTi Multicomponent Alloy [PDF]

open access: yesArchives of Metallurgy and Materials
The evolution of microstructure, texture, phase composition, and dislocation density distribution in Fe-based shape memory alloys processed by high-pressure torsion (HPT) at room temperature was investigated using synchrotron radiation and electron ...
M. Czerny   +5 more
doaj   +1 more source

Collisionless hydrodynamics for 1D motion of inhomogeneous degenerate electron gases: equivalence of two recent descriptions [PDF]

open access: yes, 2002
Recently I. Tokatly and O. Pankratov (''TP'', Phys. Rev. B 60, 15550 (1999)) used velocity moments of a semiclassical kinetic equation to derive a hydrodynamic description of electron motion in a degenerate electron gas.
A. Eguiluz   +30 more
core   +1 more source

Slippage during High-Pressure Torsion: Accumulative High-Pressure Torsion—Overview of the Latest Results

open access: yesMetals, 2023
This overview examines the results of a study of the effect of slippage in high-pressure torsion (HPT). A number of papers in this area and the works of the authors of this overview are considered.
Dmitriy V. Gunderov   +3 more
doaj   +1 more source

The effect of processing route on properties of HfNbTaTiZr high entropy alloy [PDF]

open access: yes, 2019
High entropy alloys (HEA) have been one of the most attractive groups of materials for researchers in the last several years. Since HEAs are potential candidates for many (e.g., refractory, cryogenic, medical) applications, their properties are studied ...
Kim, Hyoung-Seop   +8 more
core   +1 more source

Measurement of the total hydroperoxides in ozonated sunflower oil using the ferrous oxidation in xylenol orange assay

open access: yesGrasas y Aceites, 2005
Total hydroperoxides (HPT) concentration using the ferrous oxidation in xylenol orange (OFX) assay and peroxide value (IP) using iodometric assay, were determined in sunflower oil samples ozonated at different ozone dosages.
Goitybell Martínez Téllez   +2 more
doaj   +1 more source

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