Results 101 to 110 of about 577,537 (285)

Research Progress of Silicon-Based Heterojunction Mid-Wave Infrared Photodetectors [PDF]

open access: yesHangkong bingqi
Mid-wave infrared photodetector is an important photoelectric detection equipment, which uses the photoelectric effect to convert infrared radiation into electrical signals.
Zeng Yuling, Feng Song, Ma Baoke, He Xinyi, Wu Jianyang, Li Haojie
doaj   +1 more source

Buried Interface Regulation with a Supramolecular Assembled Template Enables High‐Performance Perovskite Solar Cells for Minimizing the VOC Deficit

open access: yesAdvanced Materials, EarlyView.
Self‐assembled amphiphilic phosphonate‐based supramolecule functions as a perovskite crystallization‐driven template at SnO2/perovskite buried interface, which induces a highly preferred (100) orientation toward out‐of‐plane direction, facilitates carrier extraction and transfer, passivates the intrinsic defects, and achieves a promising efficiency of ...
Zhenrong Wang   +22 more
wiley   +1 more source

γ-radiation noise-filtering algorithm for optical encoder based on improved adaptive line enhancer

open access: yesHe jishu
BackgroundThe output signal quality of optical encoder in nuclear radiation environment is degraded due to the total ionizing dose (TID) effect of γ radiation.PurposeThis study aims to propose an improved adaptive line enhancer method (IALEM) that ...
DONG Wei   +3 more
doaj   +1 more source

The effect of hematocrit on photoelectric plethysmogram.

open access: yesThe Tohoku Journal of Experimental Medicine, 1980
In order to study the effect of hematocrit (Ht) on the photoelectric plethysmograms of fingers and toes, an experimental model study and a clinical study were carried out. Experimentally, it was found that the height of the plethysmograms increased when the values of Ht were lowered.
Wenceslao Ochoa, Itaru Ohara
openaire   +3 more sources

Green Fabrication of Sulfonium‐Containing Bismuth Materials for High‐Sensitivity X‐Ray Detection

open access: yesAdvanced Materials, EarlyView.
[(CH3CH2)3S]6Bi8I30 and [[(CH3CH2)3S]AgBiI5 are introduced as novel X‐ray detector materials with exceptional sensitivity and low detection limits. Produced via scalable, green synthesis, they remain highly durable after 9 months of storage and continuous X‐ray use, setting a new benchmark for medical imaging and outperforming many existing and ...
Allan Starkholm   +11 more
wiley   +1 more source

Study on Photoelectric Properties of Surface TiO2 Nanoparticles Doped with Sn4+ ion

open access: yesChemical Engineering Transactions, 2018
This paper prepares pure TiO2 nanoparticles and TiO2 nanoparticles doped with different tin contents using sol-gel method, characterizes the structure of the samples using XRD, UV-Vis and surface photovoltage spectroscopy (SPS), analyzes the effects of ...
Jianbin Xu, Haigang Xu
doaj   +1 more source

Surface photoelectric effect by twisted photons as a source of twisted electrons [PDF]

open access: yesarXiv
The theory of surface photoelectric effect by twisted photons is developed. The explicit expression for the probability to record a twisted photoelectron is derived. The conditions when the surface photoelectric effect can be used as a pure source of twisted electrons are found.
arxiv  

The myth of cell phone radiation [PDF]

open access: yesResonance, Volume 17 Number 11, p 1048-1053 (2012), 2012
We discuss the purported link between cell-phone radiation and cancer. We show that it is inconsistent with the photoelectric effect, and that epidemiological studies of any link have no scientific basis.
arxiv  

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