Works (31)

2019 | journal article

Quasi-phase-matched second harmonic generation of UV light using AlN waveguides

APPLIED PHYSICS LETTERS, 114(10).

By: D. Alden, T. Troha, R. Kirste, S. Mita, Q. Guo, A. Hoffmann, M. Zgonik, R. Collazo, Z. Sitar

Source: Web Of Science
Added: April 2, 2019

2019 | article

The polarization field in Al-rich AlGaN multiple quantum wells

JAPANESE JOURNAL OF APPLIED PHYSICS.

Source: Web Of Science
Added: July 29, 2019

2019 | journal article

The role of transient surface morphology on composition control in AlGaN layers and wells

APPLIED PHYSICS LETTERS, 114(3).

Source: NC State University Libraries
Added: February 11, 2019

2018 | journal article

A thermodynamic supersaturation model for the growth of aluminum gallium nitride by metalorganic chemical vapor deposition

JOURNAL OF APPLIED PHYSICS, 124(11).

Source: NC State University Libraries
Added: October 16, 2018

2018 | journal article

Structure of ultrathin native oxides on III-nitride surfaces

ACS Applied Materials & Interfaces, 10(13), 10607–10611.

Source: NC State University Libraries
Added: August 6, 2018

2017 | journal article

Defect quasi Fermi level control-based C-N reduction in GaN: Evidence for the role of minority carriers

Applied Physics Letters, 111(15).

Source: NC State University Libraries
Added: August 6, 2018

2017 | journal article

High free carrier concentration in p-GaN grown on AlN substrates

Applied Physics Letters, 111(3).

By: B. Sarkar, S. Mita, P. Reddy, A. Klump, F. Kaess, J. Tweedie, I. Bryan, Z. Bryan ...

Source: NC State University Libraries
Added: August 6, 2018

2017 | conference paper

Material considerations for the development of III-nitride power devices

In Gallium nitride and silicon carbide power technologies 7 (Vol. 80, pp. 29–36).

By: B. Sarkar, P. Reddy, F. Kaess, B. Haidet, J. Tweedie, S. Mita, R. Kirste, E. Kohn, R. Collazo, Z. Sitar

Source: NC State University Libraries
Added: August 6, 2018

2016 | journal article

Selective area epitaxy of magnesium oxide thin films on gallium nitride surfaces

Journal of Materials Research, 31(1), 36–45.

By: M. Losego, E. Paisley, H. Craft, P. Lam, E. Sachet, S. Mita, R. Collazo, Z. Sitar, J. Maria

Source: NC State University Libraries
Added: August 6, 2018

2014 | journal article

Smooth cubic commensurate oxides on gallium nitride

Journal of Applied Physics, 115(6).

By: E. Paisley, B. Gaddy, J. LeBeau, C. Shelton, M. Biegalski, H. Christen, M. Losego, S. Mita ...

Source: NC State University Libraries
Added: August 6, 2018

2013 | journal article

Fermi level control of point defects during growth of Mg-doped GaN

Journal of Electronic Materials, 42(5), 815–819.

By: Z. Bryan, M. Hoffmann, J. Tweedie, R. Kirste, G. Callsen, I. Bryan, A. Rice, M. Bobea ...

Source: NC State University Libraries
Added: August 6, 2018

2012 | journal article

Surfactant assisted growth of MgO films on GaN

Applied Physics Letters, 101(9).

By: E. Paisley, T. Shelton, S. Mita, R. Collazo, H. Christen, Z. Sitar, M. Biegalski, J. Maria

Source: NC State University Libraries
Added: August 6, 2018

2011 | journal article

On the strain in n-type GaN

Applied Physics Letters, 99(14).

By: J. Xie, S. Mita, L. Hussey, A. Rice, J. Tweedie, J. LeBeau, R. Collazo, Z. Sitar

Source: NC State University Libraries
Added: August 6, 2018

2011 | conference paper

Progress on n-type doping of AlGaN alloys on AlN single crystal substrates for UV optoelectronic applications

In Physica status solidi c: current topics in solid state physics, vol 8, no 7-8 (Vol. 8).

By: R. Collazo, S. Mita, J. Xie, A. Rice, J. Tweedie, R. Dalmau, Z. Sitar

Source: NC State University Libraries
Added: August 6, 2018

2010 | journal article

Critical examination of growth rate for magnesium oxide (MgO) thin films deposited by molecular beam epitaxy with a molecular oxygen flux

Journal of Materials Research, 25(4), 670–679.

Source: NC State University Libraries
Added: August 6, 2018

2010 | conference paper

Linear dependency of Al-mole fraction with group-III precursor flows in AlxGa1-xN (0 <= x <= 1) deposition by LP OMVPE

In Journal of Crystal Growth (Vol. 312, pp. 1321–1324).

By: A. Rice, R. Collazo, J. Tweedie, J. Xie, S. Mita & Z. Sitar

Source: NC State University Libraries
Added: August 6, 2018

2009 | journal article

Epitaxial Ba0.5Sr0.5TiO3-GaN heterostructures with abrupt interfaces

Journal of Crystal Growth, 311(4), 1106–1109.

By: M. Losego, L. Kourkoutis, S. Mita, H. Craft, D. Muller, R. Collazo, Z. Sitar, J. Maria

Source: NC State University Libraries
Added: August 6, 2018

2009 | conference paper

Fabrication of a GaN lateral polarity junction by metalorganic chemical vapor deposition

In Journal of Crystal Growth (Vol. 311, pp. 3044–3048).

By: S. Mita, R. Collazo & Z. Sitar

Source: NC State University Libraries
Added: August 6, 2018

2008 | journal article

Direct observation of inversion domain boundaries of GaN on c-sapphire at sub-Angstrom resolution

Advanced Materials, 20(11), 2162-.

By: F. Liu, R. Collazo, S. Mita, Z. Sitar, S. Pennycook & G. Duscher

Source: NC State University Libraries
Added: August 6, 2018

2008 | journal article

Epitaxial growth of the metastable phase ytterbium monoxide on gallium nitride surfaces

Journal of Crystal Growth, 310(1), 51–56.

Source: NC State University Libraries
Added: August 6, 2018

2008 | journal article

Influence of gallium supersaturation on the properties of GaN grown by metalorganic chemical vapor deposition

Journal of Applied Physics, 104(1).

Source: NC State University Libraries
Added: August 6, 2018

2008 | journal article

Spectroscopic analysis of the epitaxial CaO (111)-GaN (0002) interface

Applied Physics Letters, 92(8).

Source: NC State University Libraries
Added: August 6, 2018

2008 | journal article

Three-dimensional geometry of nanometer-scale AlN pits: A new template for quantum dots?

Advanced Materials, 20(1), 134-.

By: F. Liu, R. Collazo, S. Mita, Z. Sitar & G. Duscher

Source: NC State University Libraries
Added: August 6, 2018

2008 | journal article

The influence of substrate polarity on the structural quality of InN layers grown by high-pressure chemical vapor deposition

Applied Physics Letters, 92(4).

By: N. Dietz, M. Alevli, R. Atalay, G. Durkaya, R. Collazo, J. Tweedie, S. Mita, Z. Sitar

Source: NC State University Libraries
Added: August 6, 2018

2008 | article

The mechanism for polarity inversion of GaN via a thin AlN layer: Direct experimental evidence (vol 91, art no 203115, 2007)

Applied Physics Letters.

By: F. Liu, R. Collazo, S. Mita, Z. Sitar, G. Duscher & S. Pennycook

Source: NC State University Libraries
Added: August 6, 2018

2007 | journal article

Band offsets and growth mode of molecular beam epitaxy grown MgO (111) on GaN (0002) by x-ray photoelectron spectroscopy

Journal of Applied Physics, 102(7).

Source: NC State University Libraries
Added: August 6, 2018

2007 | journal article

Epitaxial calcium oxide films deposited on gallium nitride surfaces

Journal of Vacuum Science & Technology. B, Microelectronics and Nanometer Structures, 25(3), 1029–1032.

Source: NC State University Libraries
Added: August 6, 2018

2007 | journal article

Simultaneous growth of a GaN p/n lateral polarity junction by polar selective doping

Applied Physics Letters, 91(21).

Source: NC State University Libraries
Added: August 6, 2018

2007 | journal article

X-ray photoelectron spectroscopy characterization of aluminum nitride surface oxides: Thermal and hydrothermal evolution

Journal of Electronic Materials, 36(4), 414–419.

By: R. Dalmau, R. Collazo, S. Mita & Z. Sitar

Source: NC State University Libraries
Added: August 6, 2018

2006 | journal article

Growth of Ga- and N- polar gallium nitride layers by metalorganic vapor phase epitaxy on sapphire wafers

Journal of Crystal Growth, 287(2), 586–590.

Source: NC State University Libraries
Added: August 6, 2018

| conference paper

Fabrication and characterization of lateral polar GaN structures for second harmonic generation

Hoffmann, M. P., Gerhold, M., Kirste, R., Rice, A., Akouala, C. R., Xie, J. Q. Q., … Sitar, Z. In Quantum sensing and nanophotonic devices x (Vol. 8631).

Source: NC State University Libraries
Added: August 6, 2018