Results 1 to 10 of about 8,661,373 (377)

Resolution limit in community detection [PDF]

open access: yesProceedings of the National Academy of Sciences, 2006
Detecting community structure is fundamental for uncovering the links between structure and function in complex networks and for practical applications in many disciplines such as biology and sociology.
S. Fortunato, M. Barthelemy
semanticscholar   +9 more sources

Determination of X-ray detection limit and applications in perovskite X-ray detectors. [PDF]

open access: yesNat Commun, 2021
X-ray detection limit and sensitivity are important figure of merits for perovskite X-ray detectors, but literatures lack a valid mathematic expression for determining the lower limit of detection for a perovskite X-ray detector. In this work, we present
Pan L   +4 more
europepmc   +2 more sources

Ultralow detection limit and ultrafast response/recovery of the H2 gas sensor based on Pd-doped rGO/ZnO-SnO2 from hydrothermal synthesis. [PDF]

open access: yesMicrosyst Nanoeng, 2022
Hydrogen (H 2 ) sensors are of great significance in hydrogen energy development and hydrogen safety monitoring. However, achieving fast and effective detection of low concentrations of hydrogen is a key problem to be solved in hydrogen sensing.
Zhang X   +8 more
europepmc   +2 more sources

Silver SERS Adenine Sensors with a Very Low Detection Limit. [PDF]

open access: yesBiosensors (Basel), 2020
The detection of adenine molecules at very low concentrations is important for biological and medical research and applications. This paper reports a silver-based surface-enhanced Raman scattering (SERS) sensor with a very low detection limit for adenine
Tzeng Y, Lin BY.
europepmc   +2 more sources

Stability and Detection Limit of Avian Influenza, Newcastle Disease Virus, and African Horse Sickness Virus on Flinders Technology Associates Card by Conventional Polymerase Chain Reaction [PDF]

open access: yesAnimals
The Flinders Technology Associates (FTA) card, a cotton-based cellulose membrane impregnated with a chaotropic agent, effectively inactivates infectious microorganisms, lyses cellular material, and fixes nucleic acid.
Machimaporn Taesuji   +3 more
doaj   +2 more sources

Determination of uranium in solutions by the neutron activation analysis method with 252Cf radionuclide neutron source [PDF]

open access: yesNuclear Technology and Radiation Protection, 2021
A determination option for 238U in solutions by the neutron activation analysis was investigated. A radionuclide treatment based on 252Cf was used as a neutron source.
Ivannikov Sergei I.   +2 more
doaj   +1 more source

Information limits for detecting a subhypergraph [PDF]

open access: yesStat, 2021
We consider the problem of recovering a subhypergraph based on an observed adjacency tensor corresponding to a uniform hypergraph. The uniform hypergraph is assumed to contain a subset of vertices called as subhypergraph. The edges restricted to the subhypergraph are assumed to follow a different probability distribution than other edges.
Mingao Yuan, Zuofeng Shang
openaire   +3 more sources

Luminescent method for determination of nanoscale particles of rare earth elements with sulfosalicylic acid derivatives

open access: yesФизико-химические аспекты изучения кластеров, наноструктур и наноматериалов, 2022
It was of interest to search for luminescent reactions to terbium in complexes with sulfosalicylic acid derivatives and to enhance them by studying the effect of third components (aminopolycarboxylic acids, organic bases and surfactants).
S.A. Elcheparova, A.A. Kokoevа
doaj   +1 more source

Review on the Analysis and Testing Method of Typical Plant Growth Regulators in Environment

open access: yesYankuang ceshi, 2023
Plant growth regulators (PGRs) are defined as naturally occurring or artificially synthesized compounds. The functions of PGRs mainly include accelerating or delaying seed germination, breaking plant dormancy, stimulating or reducing bud elongation ...
HU Xiaolei   +4 more
doaj   +1 more source

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