Results 51 to 60 of about 107,878,312 (180)

Neutron activation analysis of environmental samples at the Training Reactor VR-1 [PDF]

open access: yes, 2021
Diplomová práce se zabývá nedestruktivní neutronovou aktivační analýzou (NAA) náplavových pud a mechu pocházejících z několika lokalit v České republice, a to za účelem stanovení obsahu polutantu.
Alena Krechlerová
core  

Perfusion Cell Cultures: Is the Technology Worthwhile for Biopharmaceutical Production?

open access: yesChemBioEng Reviews, Volume 13, Issue 5, October 2026.
The biotechnology industry is pursuing innovation and robust production, yet many biopharmaceuticals are manufactured from batch or fed‐batch cell cultures. Perfusion processes, offering higher yields and efficiency, remain underused despite their maturity.
Francesco Iannacci, Mattia Sponchioni
wiley   +1 more source

Extraction of Antimicrobial Peptides From Fava Bean Protein Hydrolyzate by Phosphorylated Biochar

open access: yesFood Safety and Health, Volume 4, Issue 4, Page 969-983, October 2026.
Antimicrobial peptides were extracted by functional biochar in one step. The enriched peptides demonstrated significantly enhanced antibacterial activity. ABSTRACT The extraction of antimicrobial peptides (AMPs) from plant proteins remains challenging due to their low abundance, structural diversity, and the need for mild, efficient, and selective ...
Xiang‐Yu Huang   +8 more
wiley   +1 more source

Photo‐Activated Merging Cascades in Droplet Swarms Upon Synergistic Solvation of Surfactants

open access: yesSmall, Volume 22, Issue 57, 13 October 2026.
UV activates the motility of UV‐responsive droplets through a decylammonium/carbamate crystalline layer at the air/water interface. Upon merging with immobilized C12E3 surfactant droplets in the layer, hybrid droplets form which dissolve the layer due to synergistic solvation. In large droplet fields, this non‐linear behavior drives cascading events of
Priyanshu Singh   +3 more
wiley   +1 more source

Measurement of the VR-1 training reactor power based on detection of prompt gamma radiation

open access: yes, 2019
Diplomová práce se zaměřuje na možnosti měření výkonu na základě detekce okamžitého gama záření. Součástí práce je rešerše metod využívajících detekci gama záření pro stanovení výkonu jaderných zařízení. V další části práce jsou popsány výpočtové analýzy
Dan Fáborský
core  

ProjectVerse: Making VR Research Visible in VR [PDF]

open access: yes
In the field of Virtual Reality (VR) research, accessibility and effective understanding of applications and findings are significant challenges.
Podkosova, Iana   +2 more
core   +2 more sources

Irradiation‐Induced Spin Bath Evolution and as‐Grown Hydrogen Defects in CVD Diamond Revealed by NV‐Based DEER Spectroscopy

open access: yesAdvanced Functional Materials, Volume 36, Issue 72, 7 September 2026.
Here, we provide the reader with the current state of the art in the fabrication of high‐T2‐coherence diamond, optimized through the use of double electron–electron resonance (DEER) spectroscopy. We reveal the main as well as yet unidentified spin defects, the reduction of which is essential for reducing the spin bath and fabricating materials for ...
Olga Rubinas   +6 more
wiley   +1 more source

Use of Feynman-alpha method for determination of kinetic and dynamic parameters at Training Reactor VR-1

open access: yes, 2017
Cílem této práce je rozebrat problematiku využití metody Feynman-alfa na školním reaktoru VR-1. Nejprve je metoda Feynman-alfa odvozena, následně je popsán vliv parametrů a rozbor neurčitostí při experimentech.
Vacek Michal
core  

ICONE17-76041 RESEARCH REACTOR VR-1 AND DETERMINATION OF NEUTRON SPATIAL DISTRIBUTION IN ITS RADIAL EXPERIMENTAL CHANNEL

open access: yes, 2020
The research reactor VR-1 is operated by Faculty of Nuclear Sciences and Physical Engineering, Czech Technical University (CTU) in Prague. It is a pool-type, light-water reactor, with low enriched uranium.
Marija Miletić
core  

Reactor Reflector Calculation for the VR-1 Reactor Core [PDF]

open access: yes, 2020
Pro optimální fungování reaktoru je důležitý vhodný reflektor neutronů. Reflektory zlepšují rozložení hustoty toku neutronů v aktivní zóně a jejich bilanci.
Ondřej Petrášek
core  

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