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Sunday, July 19, 2020 | History

1 edition of Luminescence Study of Ion-Implanted Gallium Nitride found in the catalog.

Luminescence Study of Ion-Implanted Gallium Nitride

Luminescence Study of Ion-Implanted Gallium Nitride

  • 162 Want to read
  • 35 Currently reading

Published by Storming Media .
Written in English

    Subjects:
  • SCI051000

  • The Physical Object
    FormatSpiral-bound
    ID Numbers
    Open LibraryOL11851907M
    ISBN 101423576578
    ISBN 109781423576570

    Synthesis of high‐purity, single‐phase gallium nitride powder has been achieved in a hot‐wall tube furnace via (i) the reaction of gallium with ammonia (NH 3) and (ii) the conversion of gallium oxide (Ga 2 O 3).For complete reaction, the optimum temperatures, NH 3 flow rates, and boat positions relative to the NH 3 inlet were °C, standard cubic centimeters per minute (sccm), and. Abstract: The activation characteristics of Si ion-implanted gallium nitride (GaN) have been investigated. High-resolution X-ray diffraction (HRXRD) analyses indicate that ion-implanted damage can be effectively recovered by rapid thermal annealing (RTA) up to °C.

      Two-photon absorption coefficients of GaN for below band gap ultraviolet wavelength and midgap infrared wavelength were measured by using femtosecond pulsewidth autocorrelation and Z-scan techniques. Large two-photon absorption coefficients were obtained. Taking advantage of the large two-photon absorption, we have demonstrated two-photon confocal imaging of a GaN thin film.   In Gallium Nitride (GaN) implanted with a small amount of magnesium (Mg), NIMS succeeded for the first time in visualizing the distribution and optical behavior of .

    The luminescence from p-type Mg-doped samples is dominated by shallow-donor-shallow-acceptor pair recombination and by deep blue centers at eV. The X-ray pattern shows that the p-GaN layers grow with () preferential orientation. Study of magnesium doped gallium nitride films grown by low pressure-metalorganic chemical vapor.   Introducing an extremely thin layer of boron nitride between a sapphire substrate and the gallium nitride semiconductor grown on it is shown to facilitate the transfer of the resulting nitride.


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Luminescence Study of Ion-Implanted Gallium Nitride Download PDF EPUB FB2

A comprehensive and systematic electrical activation study of Si-implanted gallium nitride (GaN) was performed as a function of ion implantation dose, anneal temperature, and implantation temperature.

Additionally, Mg-implanted GaN was also by: 2. LUMINESCENCE STUDIES OF ION-IMPLANTED GALLIUM NITRIDE AND ALLUMINUM GALLIUM NITRIDE I. Introduction Electronic and optical devices are extensively used for many applications in today’s world. Their purpose is generally dependent on their design and the material properties of the semiconductors from which they are built.

The two most common. Luminescence Studies of Ion-Implanted Gallium Nitride and Alluminum Gallium Nitride (Paperback) Erin N Claunch (author)Pages:   Herein, gallium nitride (GaN) samples implanted with magnesium (Mg) and fluorine (F) ions are investigated by photoluminescence (PL) measurements. In low‐temperature PL measurements, the characteristic green luminescence (GL) band attributable to nitrogen vacancies (V N) is observed in Mg‐ion‐implanted : Masahiro Takahashi, Atsushi Tanaka, Atsushi Tanaka, Yuto Ando, Hirotaka Watanabe, Manato Deki, Maki.

Gallium nitride (GaN) samples implanted with magnesium and fluorine ions are investigated by photoluminescence (PL) measurements. In low‐temperature PL, green luminescence (GL) due to nitrogen vacancies (V N) is observed in magnesium‐ion‐implanted GaN, but the GL disappears when fluorine ions are implanted at an appropriate concentration.

Luminescence from Erbium-Doped Gallium Nitride Thin Films Er grown during this study was orders of magnitude greater in intensity than that from ion‐implanted samples and represents the. Phosphorus and arsenic impurities have been introduced into single crystal thin films of gallium nitride by ion implantation.

New luminescence bands are observed at eV for the phosphorus. The implanted p-n diode showed a characteristic green luminescence (GL) band around eV, which is a common feature of GaN implanted by Mg-ions. (14,15) The GL band is thought to be due to nitrogen vacancy (VN) complexes, and its appearance indicates that VN-related point defects exist in the implanted p-n diode.

Luminescence of Be-doped GaN layers grown by molecular beam epitaxy on Si (). Study of activation of beryllium implantation in gallium nitride. Journal of Crystal Growth, Vol. Issue. p. Optical Activation Behavior of Ion Implanted Acceptor Species in GaN. MRS Internet Journal of Nitride Semiconductor Research, Vol.

Study on the kinetics of the formation reaction of GaN from Ga-solutions under ammonia atmosphere. Structure and luminescence of nanocrystalline gallium nitride synthesized by a novel polymer pyrolysis route.

Gallium nitride formed by vapour deposition and by conversion from gallium arsenide. A systematic study of photoluminescence (PL) of Er and O ion implanted and annealed n-type GaN grown on R-plane sapphire (A1 2 O 3) was performed. The Er implants ranged from 2 × 10 13 to 1 × 10 15 Er ++ /cm 2, and the O co-implants ranged from 10 14 to 10 16 O + /cm 2.

Phosphorus and arsenic impurities have been introduced into single crystal thin films of gallium nitride by ion implantation. New luminescence bands are observed at eV for the phosphorus implant and at eV for the arsenic implant.

There. Research and development of light emitting devices (LEDs) using Lanthanoid (Ln) doped Gallium Nitride (GaN) have been extensively performed because of their high intensity luminescence and narrow linewidth (~1 nm) at room temperature.

1–6) The luminescence wavelength can be tuned from visible (VIS) to near infrared by changing Ln elements. Magnesium (Mg) ion implantation into gallium nitride (GaN) at °C is proposed. Since ion implantation and annealing occur simultaneously in high-temperature implantation, it is considered that Mg ions can be introduced at an appropriate position upon their implantation.

The influence of C, N, O, Mg, Si and co-implants (Mg+Si) ions implantation with fluences in the wide range 10 13 –10 17 cm −2 on the yellow luminescence (YL) properties of wurtzite GaN has been studied by photoluminescence (PL) spectroscopy. Two types of n-type GaN samples grown by metal-organic chemical vapor deposition method (MOCVD) and labeled as No-1 and No-2 were studied.

Electrical Activation Studies of ION Implanted Gallium Nitride [Fellows, James A.] on *FREE* shipping on qualifying offers. Electrical Activation Studies of ION Implanted Gallium Nitride. Photoluminescence (PL) studies in GaN thin films grown by infrared close space vapor transport (CSVT-IR) in vacuum are presented in this work.

The growth of GaN thin films was done on a variety of substrates like silicon, sapphire and fused silica. Room temperature PL spectra of all the GaN films show near band-edge emission (NBE) and a broad blue and green luminescence (BL, GL), which can be.

Time-Resolved ODMR Measurements on the 'Yellow Luminescence' in MOCVD-Grown GaN Films Home Materials Science Forum Materials Science Forum Vols. Sn Mössbauer Study of Ion Implanted GaN.

Sn Mössbauer Study of Ion Implanted GaN. Article Preview. Abstract: Add to Cart. Info: Gallium Nitride (GaN), Implantation. Export: RIS. Gallium Nitride Electronics covers developments in III-N semiconductor-based electronics with a focus on high-power and high-speed RF applications.

Material properties of III-N semiconductors and substrates; the state-of-the-art of devices and circuits, epitaxial growth, device technology, modelling and characterization; and circuit examples are discussed. B - Electrical properties of ion implanted and annealed GaN J.C.

Zolper. B - Optical properties of implanted GaN S. Strite B4 Etching of GaN and related compounds. B - General remarks on III-V nitride etching I.

Adesida. B - Dry etching of GaN and related compounds A.T. Ping and I. Adesida. B - Wet etching of GaN and related. The activation characteristics of Si ion-implanted gallium nitride (GaN) have been investigated. High-resolution X-ray diffraction (HRXRD) analyses indicate that ion-implanted damage can be effectively recovered by rapid thermal annealing (RTA) up to °C.

With the implantation dose cm-2;, the sample presents strong n-type conductivity, reaching a .A comprehensive and systematic electrical activation study of Si-implanted gallium nitride (GaN) was performed as a function of ion implantation dose, anneal temperature, and implantation temperature.

Additionally, acceptor-implanted GaN was also investigated.Gallium nitride (Ga N) is a binary III/V direct bandgap semiconductor commonly used in light-emitting diodes since the s. The compound is a very hard material that has a Wurtzite crystal wide band gap of eV affords it special properties for applications in optoelectronic, high-power and high-frequency devices.

For example, GaN is the substrate which makes violet ( nm.