Results 11 to 20 of about 1,647,229 (295)

Design and application of artificial rare L-lysine codons in Corynebacterium glutamicum

open access: yesFrontiers in Bioengineering and Biotechnology, 2023
Background: L-lysine is widely used in the feed, food, and pharmaceutical industries, and screening for high L-lysine-producing strains has become a key goal for the industry.Methods: We constructed the rare L-lysine codon AAA by corresponding tRNA ...
Cuiping Yang   +10 more
doaj   +1 more source

Modelling Polarization Effects in a CdZnTe Sensor at Low Bias

open access: yesSensors, 2023
Semi-insulating CdTe and CdZnTe crystals fabricated into pixelated sensors and integrated into radiation detection modules have demonstrated a remarkable ability to operate under rapidly changing X-ray irradiation environments.
Jindřich Pipek   +3 more
doaj   +1 more source

Joint control of seasonal timing and plant function types on drought responses of soil respiration in a semiarid grassland

open access: yesFrontiers in Plant Science, 2022
Globally, droughts are the most widespread climate factor impacting carbon (C) cycling. However, as the second-largest terrestrial C flux, the responses of soil respiration (Rs) to extreme droughts co-regulated by seasonal timing and PFT (plant ...
Ruyan Qian   +15 more
doaj   +1 more source

Characterization of the Uniformity of High-Flux CdZnTe Material

open access: yesSensors, 2020
Since the late 2000s, the availability of high-quality cadmium zinc telluride (CdZnTe) has greatly increased. The excellent spectroscopic performance of this material has enabled the development of detectors with volumes exceeding 1 cm3 for use in the ...
Matthew Charles Veale   +13 more
doaj   +1 more source

High efficiency flux switching motor

open access: yesAin Shams Engineering Journal, 2022
Flux switching motor (FSM) with field excitation is permanent magnet free and attractive for many industrial and domestic applications. However, design with the conventional trapezoidal stator slot has low efficiency and always been a challenge in the ...
Bakhtiar Khan   +7 more
doaj   +1 more source

Effect of High-Flux versus Low-Flux Dialysis on the Rate of Bacteremia in Hemodialysis Patients

open access: yesJournal of Renal and Hepatic Disorders, 2021
Bacteremia in dialysis patients is a major risk factor of mortality. The aim of this study was to assess the effectiveness of dialysis with high-flux versus low-flux dialyzer regarding risk of bacteremia in dialysis patients.
Ali Dahouk, Loubna Sinno, Housam Rabah
doaj   +1 more source

Development of high energy and high flux argon ion gun

open access: yesHe jishu, 2021
BackgroundLarge size aspherical mirrors have been widely used in space communication systems because of their high angular resolution and energy harvesting ability.PurposeThis study aims to develop a high energy and high flux argon (Ar) ion gun for the
ZHU Meiqiang   +4 more
doaj   +1 more source

WARNING OF HIGH-FLUX HEMODIALYSIS [PDF]

open access: yesRenal Failure, 2001
In order to estimate the influence of flux on plasma refilling during hemodialysis (HD), prospective crossover studies were performed in 10 HD patients with low-flux and high-flux dialyzers. Hematocrit was continuously monitored to assess changes in blood volume.
T, Takenaka, K, Kobayashi, H, Suzuki
openaire   +2 more sources

Preparation and Preliminary Dialysis Performance Research of Polyvinylidene Fluoride Hollow Fiber Membranes

open access: yesMembranes, 2015
In this study, the separation properties of Polyvinylidene fluoride (PVDF) hollow fiber hemodialysis membranes were improved by optimizing membrane morphology and structure.
Qinglei Zhang   +3 more
doaj   +1 more source

Development of a High Temperature Neutron Flux Detector [PDF]

open access: yesEPJ Web of Conferences, 2020
Ultra Electronics, Energy is currently the supplier of neutron flux instrumentation to the UKs Advanced Gas Cooled Reactor (AGR) fleet. Neutron flux instrumentation provides a safety critical function, giving operators the fastest indication of any ...
Martin Shaw   +3 more
doaj   +1 more source

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