Results 1 to 10 of about 229,927 (317)

Lanthanide-based luminescence probes and time-resolved luminescence bioassays

open access: yesTrAC - Trends in Analytical Chemistry, 2006
Time-resolved luminescence bioassays based on lanthanide-luminescence probes have become common, useful tools in clinical diagnostics and bioanalytical chemistry. The unique spectral and temporal properties of lanthanide-luminescence probes, such as very
Jingli Yuan
exaly   +2 more sources

Simultaneous Measurement Method and Error Analysis of Six Degrees of Freedom Motion Errors of a Rotary Axis Based on Polyhedral Prism

open access: yesApplied Sciences, 2021
A novel method is proposed for measuring the six degrees-of-freedom (DOF) geometric motion errors of a rotary axis based on a polyhedral prism. An error-sensitive unit which consists of a polyhedral prism and a planar reflector, is designed to carry out ...
Dong Ma   +5 more
doaj   +1 more source

Perovskite Solar Cells Based on Compact, Smooth FA0.1MA0.9PbI3 Film with Efficiency Exceeding 22%

open access: yesNanoscale Research Letters, 2020
The utilization of mixed cations is beneficial for taking the advantages of cations and achieving highly efficient perovskite solar cells (PSCs). Herein, the precisely small incorporation of CH(NH2)2 (FA) cations in methyl ammonium lead iodide (MAPbI3 ...
Ayman Maqsood   +6 more
doaj   +1 more source

Luminescence literature [PDF]

open access: yesLuminescence, 2002
AbstractThe journal provides comprehensive literature searches on all aspects of luminescence which will be published in most issues. These lists have been produced regularly since 1986—some by year and some by specialized topic. This survey of papers on green fluorescent protein and imaging is drawn from the 2000 literature and covers reagents, assay ...
L J, Kricka, P E, Stanley
openaire   +3 more sources

Recent Advances in Wayside Railway Wheel Flat Detection Techniques: A Review

open access: yesSensors, 2023
Wheel flats are amongst the most common local surface defect in railway wheels, which can result in repetitive high wheel–rail contact forces and thus lead to rapid deterioration and possible failure of wheels and rails if not detected at an early stage.
Wenjie Fu   +5 more
doaj   +1 more source

Speckle Measurement for Small In-Plane Vibration Using GaAs

open access: yesSensors, 2023
In this study, the measurement characteristics of speckles based on the photoinduced electromotive force (photo-emf) effect for high-frequency, small-amplitude, and in-plane vibration were theoretically and experimentally studied.
Jiongye Gao   +5 more
doaj   +1 more source

Error Analysis of Heterodyne Interferometry Based on One Single-Mode Polarization-Maintaining Fiber

open access: yesSensors, 2023
Using polarization-maintaining fiber (PMF) in dual-frequency heterodyne interferometry has the advantages of reducing the laser’s own drift, obtaining high-quality light spots, and improving thermal stability.
Yibin Qian   +4 more
doaj   +1 more source

Recombination luminescence of X-ray induced paramagnetic defects in BaY2F8 [PDF]

open access: yes, 2020
This research is funded by the Latvian Council of Science , project “Novel transparent nanocomposite oxyfluoride materials for optical applications”, project No. LZP-2018/1–0335 .
Fedotovs, Andris   +6 more
core   +1 more source

Use of a highly sensitive two-dimensional luminescence imaging system to monitor endogenous bioluminescence in plant leaves. [PDF]

open access: yes, 2004
Background All living organisms emit spontaneous low-level bioluminescence, which can be increased in response to stress. Methods for imaging this ultra-weak luminescence have previously been limited by the sensitivity of the detection systems used ...
Tulene C McCabe   +11 more
core   +1 more source

Micro Vibration Measurement with Microscopic Speckle Interferometry Based on Orthogonal Phase

open access: yesApplied Sciences, 2021
A micro-device vibration measurement method based on microscopic speckle interferometry combined with orthogonal phase is presented. This method utilizes the approximate linear distribution characteristics of orthogonal points (points satisfying the ...
Chenjia Gao   +5 more
doaj   +1 more source

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