Results 1 to 10 of about 28,458 (262)

Electron spin resonance from NV centers in diamonds levitating in an ion trap

open access: yesNew Journal of Physics, 2017
We report observations of the electron spin resonance (ESR) of nitrogen vacancy centers in diamonds that are levitating in an ion trap. Using a needle Paul trap operating under ambient conditions, we demonstrate efficient microwave driving of the ...
T Delord, L Nicolas, L Schwab, G Hétet
doaj   +4 more sources

Decoding Trap States in Working 2D Perovskite Multi‐Functional Devices [PDF]

open access: yesAdvanced Science
Hybrid organic–inorganic perovskites, such as 4‐fluorophenethylammonium lead iodide (F‐PEAI), is an emerging class of layered 2D materials of unique interest for a range of opto‐electronic applications, owing to their exceptional photophysical properties
Ioannis Leontis   +8 more
doaj   +2 more sources

Photoluminescence and thermoluminescence in a Li2SO4 crystall

open access: yesEurasian Journal of Physics and Functional Materials, 2022
The nature of intrinsic emission and the creation of electron-hole trapping centers in irradiated with ultraviolet and X-rays at 15 K and 300 K was investigated in Li2SO4 by methods of spectroscopy. It is shown that in activated Li2 SO4 with an energy of
T.N. Nurakhmetov   +11 more
doaj   +1 more source

Mechanisms for the creation of intrinsic electron-hole trapping centers in a CaSO4 crystall

open access: yesEurasian Journal of Physics and Functional Materials, 2021
The mechanism of creation of electron-hole trapping centers in CaSO4 at 15-300 K was investigated by the methods of vacuum-ultraviolet and thermoactivation spectroscopy. It is shown that electron-hole trapping centers are formed upon trap of electrons in
T.N. Nurakhmetov   +7 more
doaj   +1 more source

A handmade trap for malaria mosquito surveillance by citizens in Rwanda

open access: yesPLoS ONE, 2022
For effective sampling of mosquitoes in malaria surveillance programmes, it is essential to include attractive cues in traps. With the aim of implementing a citizen science project on malaria vectors in rural Rwanda, a handmade plastic bottle trap was ...
Marilyn M. Murindahabi   +6 more
doaj   +2 more sources

Intrinsic emission and electron-hole trapping centers in crystals Li2SO4-Cu

open access: yesEurasian Journal of Physics and Functional Materials, 2021
In the present work, the emission and excitation spectra in Li2SO4-Cu crystals have been obtained by the methods of vacuum-ultraviolet and thermoactivation spectroscopy.
T.N. Nurakhmetov   +10 more
doaj   +1 more source

Mechanisms formation of electron-hole trap centers in LiKSO4 crystall

open access: yesEurasian Journal of Physics and Functional Materials, 2021
The mechanisms of creation of electron-hole trapping centers in LiKSO4 have been investigated by the methods of vacuum and thermal activation spectroscopy.
T.N. Nurakhmetov   +9 more
doaj   +1 more source

Energy transfer of intrinsic electronic excitation to impurities in the CaSO4 − Mn crystal

open access: yesEurasian Journal of Physics and Functional Materials, 2021
The nature of the impurity emission center and the energy transfer mechanisms from intrinsic electronic excitations to the Mn2+ impurity centers in the CaSO4 − Mn crystal have been investigated.
T.N. Nurakhmetov   +11 more
doaj   +1 more source

Light effect in photoionization of traps in GaN MESFETs [PDF]

open access: yesPapers in Physics, 2009
Trapping of hot electron behavior by trap centers located in buffer layer of a wurtzite phase GaN MESFET has been simulated using an ensemble Monte Carlo simulation.
H. Arabshahi, A. Binesh
doaj   +1 more source

Tantalum/ Nitrogen and n-type WO3 semiconductor/FTO structures as a cathode for the future of nano devices [PDF]

open access: yesJournal of Nanostructures, 2019
In the last decades an important number of research papers published on nano chip electrode and cathode electrochromic materials. Tantalum (Ta) with so high melting point can be as a good candidate for the future of nano chip devices.
Siamk Hoseinzadeh, Amir Hoshang Ramezani
doaj   +1 more source

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