Field emission from quantum size GaN structures
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YILMAZOGLU, Oktay, PAVLIDIS, Dimitris, LITVIN, Yu., HUBBARD, Seth M., TIGINYANU, Ion, MUTAMBA, Kabula, HARTNAGEL, Hans Ludwig, LYTOVCHENKO, V., EVTUKH, A. A.. Field emission from quantum size GaN structures. In: Applied Surface Science, 2003, vol. 220, pp. 46-50. ISSN 0169-4332. DOI: https://doi.org/10.1016/S0169-4332(03)00750-5
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Applied Surface Science
Volumul 220 / 2003 / ISSN 0169-4332

Field emission from quantum size GaN structures

DOI:https://doi.org/10.1016/S0169-4332(03)00750-5

Pag. 46-50

Yilmazoglu Oktay1, Pavlidis Dimitris2, Litvin Yu.3, Hubbard Seth M.2, Tiginyanu Ion2, Mutamba Kabula1, Hartnagel Hans Ludwig1, Lytovchenko V.3, Evtukh A. A.3
 
1 Technical University Darmstadt,
2 University of Michigan,
3 Institute of Semiconductor Physics NAS Ukraine, Kiev
 
 
Disponibil în IBN: 16 aprilie 2018


Rezumat

A method of using GaN as low electron affinity material modified by photoelectrochemical (PEC) or anodic etching to achieve field enhancement structures and quantum size tips was presented. The latter caused the splitting of electron energy-levels. It was suggested that the decreased effective work function and hence the turn-on voltage is the result of these two factors.

Cuvinte-cheie
etching, Metallorganic chemical vapor deposition, Semiconductor doping, Semiconductor quantum dots