Recent Publications

2007

Enhanced luminescence from Al_xGa_1-xN/Al_yGa _{1_y}N quantum wells grown by gas source molecular beam epitaxy with ammonia

S. Nikishin, B. Borisov, M. Holtz
Proc. of SPIE Vol 6473, 647306, (2007)

Thin-film thermal conductivity measurement using microelectrothermal test structures and finite-element-model-based data analysis

N. Stojanovic, J. Yun, E. Washington, J. M. Berg, M. Holtz, H. Temkin
Journal of Microelectromechanical Systems, Vol. 16, No. 5, (2007)

Decay of zone-center phonons in AlN with A₁, E₁, and E₂ symmetries

P. Pandit, D. Y. Song, and M. Holtz
Journal of Applied Physics 102, (2007)

X-ray diffraction study of AlN / AlGaN short period superlattices

A. Chandolu, S. Nikishin, M. Holtz, and H. Temkin
Journal of Applied Physics 102, (2007)

A one-dimensional model capturing selective ion transport effects in nanofluidic devices

J. M. Berg, B. Hughes, A. Ibraguimov, D. James, S. Liu, H. Temkin
2007 ASME International Mechanical Engineering Congress and Exposition, IMECE2007-42752 (2007)

Equilibrium structure of a 1-DOF electrostatic MEMS model with parasitics

J. M. Berg, W. P. Dayawansa, I. P. M. Wickramasinghe
2007 ASME International Mechanical Engineering Congress and Exposition, IMECE2007-42751 (2007)

Peristaltic Pumps

J. M. Berg, T. Dallas
Encyclopedia of Micro- and Nano- Fluidics, Entry 282 (2007)

Infuence of photonic nanotexture on the light extraction efficiency of GaN

L. Tian, N. Stojanovic, D. Y. Song, A. A. Bernussi, J. M. Berg, and M. Holtz
Applied Physics Letters 91, 103115 (2007)

Transmission properties of nanoscale aperture arrays in metallic masks on optical fibers

L. Tian, S. Frisbie, A. A. Bernussi, and M. Holtz
Journal of Applied Physics 101, 014303 (2007)

Generation of Arbitrary Sequences of Ultrafast Pulses With Integrated-Optic Space-to-Time Optical Processors and Phase-Only Masks

A. Krishnan, L. Grave de Peralta, V. Kuryatkov, H. Temkin, Fellow, IEEE, and A. A. Bernussi
IEEE Photonics Technology Letters, Vol. 19, No. 4 (2007)

Ultrafast Response of Arrayed Waveguide Gratings

Luis Grave de Peralta, Ayrton A. Bernussi, and Henryk Temkin, Fellow, IEEE
IEEE Journal of Quantum Electronics, Vol. 43, No. 6 (2007)

Decay of zone-center phonons in GaN with A₁, E₁, and E₂ symmetries

D. Y. Song, S. A. Nikishin, M. Holtz, V. Soukhoveev, A. Usikov, and V. Dmitriev
Journal of Applied Physics 101, 053535 (2007)

2006

Low-resistance ohmic contacts to digital alloys of n-A1GaN/A1N

J. Yun, K. Choi, K. Mathur, V. Kuryatkov, B. Borisov, G. Kipshidze, S. Nikishin, and H. Temkin
IEEE Electron Device Letters, Vol 27, No 1, (2006)

Deep ultraviolet photodetectors grown by gas source molecular beam epitaxy on sapphire and AlGaN/sapphire substrates

M. Holtz, V. Kuryatkov, D. Y. Song, B. Borisov, S. Nikishin
Proc. of SPIE Vol. 6398,63980Z (2006)

Self-heating in a GaN based heterostructure field effect transistor: Ultraviolet and visible Raman measurements and simulations

Ahmad, V. Kasisomayajula, D. Y. Song, L. Tian, J. M. Berg, and M. Holtz
Journal of Applied Physics 100, 113718 (2006)

Nanoscale surface roughening in ultrathin aluminum films

D. Aurongzeb, E. Washington, M. Basavaraj, J. M. Berg, H. Temkin, and M. Holtz
Journal of Applied Physics 100, 114320 (2006)

Diffusion process and formation of super-spin-glass state in soft magnetic Fe/Pt system

D. Aurongze and M. Holtz
Applied Physics Letters 89, 092501 (2006)

Optical phonon decay in bulk aluminum nitride

D. Y. Song, M. Holtz, A. Chandolu, S. A. Nikishin, E. N. Mokhov, Yu. Makarov, and H. Helava
Applied Physics Letters 89, 021902 (2006)

Morphological, electrical, and optical properties of InN grown vapor phase epitaxy on sapphire and template substrates

D. Y. Song, V. Kuryatkov, M. Basavaraj, D. Rosenbladt, S. A. Nikishin, M. Holtz, A. L. Syrkin, A. S. Usikov, V. A. Ivantsov, and V. A. Dmitriev
Journal of Applied Physics 99, 116103

247 nm solar-blind ultraviolet p-i-n photodetector

V. V. Kuryatkov, B. A. Borisov, S. A. Nikishin, Yu. Kudryavtsev, R. Asomoza, V. I. Kuchinskii, G. S. Sokolovskii, D. Y. Song, and M. Holtz
Journal of Applied Phsics 100, 096104 (2006)

Strain-induced disorder, phase transformations, and transformation-induced plasticity in hexagonal boron nitride under compression and shear in a rotational diamond anvil cell: In situ x-ray diffraction study and modeling

Valery I. Levitas, Yanzhang Ma, Javad Hashemi, Mark Holtz, and Necip Guven
The Journal of Chemical Physics 125, 044507 (2006)

Generation of Ultrafast Pulse Sequences With Arrayed Waveguide Grating Multiplexers Subjected to Modulated External Stress

A. Krishnan, L. Grave de Peralta, H. Temkin, and A. A. Bernussi
IEEE Photonics Technology Letters, Vol. 18, No. 10 (2006)

The influence of phonons on the optical properties of GaN

D. Y. Song, M. Basavaraj, S. A. Nikishin, M. Holtz, V. Soukhoveev, A. Usikov, and V. Dmitriev
Journal of Applied Physics 100, 113504 (2006)

Formation of nickel nanodots on GaN
- D. Aurongzeb, K. Bhargava Ram, M. Holtz, M. Basavaraj, G. Kipshidze, B. Yavich, S. A. Nikishin, H. Temkin
- Journal of Applied Physics 99, 014308 (2006)
Direct space-to-time pulse shaper with reflective arrayed waveguide gratings and phase masks
- A. Krishnan, L. Grave de Peralta, V. Kuryatkov, A. A. Bernussi, and H. Temkin
- Optics Letters / Volume 31, Number 5 / March 1, (2006)
Nanofluidic channels by anodic bonding of amorphous silicon to glass to study ion-accumulation and ion-depletion effect
- A. Datta, S. Gangopadhyay, H. Temkin, Q. S. Pu, and S. R. Liu
- Talanta 68, 659-665 (2006).

2005

Self-heating study of an AlGaN/GaN-based heterostructure field-effect transistor using ultraviolet micro-Raman scattering
- I. Ahmad, V. Kasisomayajula, M. Holtz, J. M. Berg, S. R. Kurtz, C. P. Tigges, A. A. Allerman, and A. G. Baca
- Applied Physics Letters 86, 173503 (2005)
Si-doped AlxGa1-xN(0.56<=x<=1) layers grown by molecular beam epitaxy with ammonia
- B. Borisov, V. Kuryatkov, Yu. Kudryavtsev, R. Asomoza, S. Nikishin, D. Y. Song, M. Holtz, and H. Temkin
- Applied Physics Letters 87, 132106 (2005)
Digital Alloys of AlN/AlGaN for Deep UV Light Emitting Diodes
- Sergey A. NIKISHIN, Mark HOLTZ, and Henryk TEMKIN
- Japanese Journal of Applied Physics, Vol. 44, No. 10, pp. 7221–7226, (2005)
Analysis of nonselective plasma etching of AlGaN by CF4/Ar/Cl2
- V. Kuryatkov, B. Borisov, J. Saxena, S. A. Nikishin, H. Temkin, S. Patibandla, L. Menon, and M. Holtz
- Journal of Applied Physics 97, 073302 (2005)
Depth dependence of defect density and stress in GaN grown on SiC
- N. Faleev, H. Temkin, I. Ahmad, M. Holtz, and Yu. Melnik
- Journal of Applied Physics 98, 123508 (2005)
Interface roughening in wrinkly metal
- Deeder Aurongzeb
- Journal of Physics: Condensed Matter 17 2655–2662 (2005)
The influence of interface roughness on electrical transport in nanoscale metallic multilayers
- D. Aurongzeb, M. Holtz, J. M. Berg, A. Chandolu, and H. Temkin
- Journal of Applied Physics 98, 063708 (2005)
Optical properties of a nanoporous array in silicon
- L. Tian, K. Bhargava Ram, I. Ahmad, L. Menon, and M. Holtz
- Journal of Applied Physics 97, 026101 (2005)
Enhanced deep ultraviolet luminescence from AlGaN quantum wells grown in the three-dimensional mode
- B. Borisov, S. Nikishin, V. Kuryatkov, and H. Temkin
- Applied Physics Letters 87, 191902 (2005)
Controlled growth of GaN nanowires by pulsed metalorganic chemical vapor deposition
- G. Kipshidze, B. Yavich, A. Chandolu, J. Yun, V. Kuryatkov, I. Ahmad, D. Aurongzeb, M. Holtz, and H. Temkin
- Applied Physics Letters 86, 033104 (2005)
Self-assembly of faceted Ni nanodots on Si(111)
- D. Aurongzeb, S. Patibandla, M. Holtz, and H. Temkin
- Applied Physics Letters 86, 103107 (2005)
Reconfigurable Optical Filter Based on Digital Mirror Arrays
- M. Knapczyk, A. Krishnan, L. Grave de Peralta, A. A. Bernussi, and H. Temkin
- IEEE Photonics Technology Letters, Volume 17, Number 8, August (2005)
High-Resolution Pulse Shaper Based on Arrays of Digital Micromirrors
- M. Knapczyk, A. Krishnan, L. Grave de Peralta, A. A. Bernussi, and H. Temkin
- IEEE Photonics Technology Letters, Volume 17, Number 10, October (2005)
Reconfigurable Direct Space-to-Time Pulse-Shaper Based on Arrayed Waveguide Grating Multiplexers and Digital Micromirrors
- A. Krishnan, M. Knapczyk, L. Grave de Peralta, A. A. Bernussi, and H. Temkin
- IEEE Photonics Technology Letters, Volume 17, Number 9, September (2005)

2004

Short-period superlattices of AlN/Al0.08Ga0.92N grown on AlN substrates
- S. A. Nikishin, B. A. Borisov, A. Chandolu, V. V. Kuryatkov, H. Temkin, M. Holtz, E. N. Mokhov, Yu. Makarov, and H. Helava
- Applied Physics Letters Volume 85, Number 19, 8 November (2004)
Ignition studies of Al/Fe2O3 energetic nanocomposites
- L. Menon, S. Patibandla, K. Bhargava Ram, S. I. Shkuratov, D. Aurongzeb, M. Holtz, J. Berg, J. Yun, and H. Temkin
- Applied Physics Letter 84, Volume 84, Number 23, 7 June (2004)
Plasma Etching Transfer of a Nanoporous Pattern on a Generic Substrate
- L. Menon, K. Bhargava Ram, S. Patibandla, D. Aurongzeb, M. Holtz, J. Yun, V. Kuryatkov, and K. Zhub
- Journal of The Electrochemical Society, 151 (7) C492-C494 (2004)
Growth mechanism of AlN by metal-organic molecular beam epitaxy
- I. Gherasoiu, S. Nikishin, G. Kipshidze, B. Borisov, A. Chandolu, C. Ramkumar, M. Holtz, and H. Temkin
- Journal of Applied Physics, Volume 96, Number 11, 1 December (2004)
Evolution of surface roughness of AlN and GaN induced by inductively coupled Cl2/Ar plasma etching
- K. Zhu, V. Kuryatkov, B. Borisov, J. Yun, G. Kipshidze, S. A. Nikishin, H. Temkin, D. Aurongzeb, and M. Holtz
- Journal of Applied Physics, Volume 95, Number 9, 1 May (2004)
Dependence of the stress–temperature coefficient on dislocation density in epitaxial GaN grown on α-Al2O3 and 6H–SiC substrates
- I. Ahmad, M. Holtz, N. N. Faleev, and H. Temkin
- Journal of Applied Physics, Volume 95, Number 4, 15 February (2004)
Mirror Quality and the Performance of Reflective Arrayed-Waveguide Grating Multiplexers
- A. A. Bernussi, L. Grave de Peralta, V. Gorbounov, J. A. Linn, S. Frisbie, R. Gale, and H. Temkin
- Journal Of Lightwave Technology, Volume 22, Number 7, July (2004)
Electric Field Distribution in a Grating of a Folded Arrayed-Waveguide Multiplexer
- A. A. Bernussi, L. Grave de Peralta, and H. Temkin
- IEEE Photonics Technology Letters, Volume 16, Number 2, February (2004)
Reconfigurable Sampling of the Electric Field at the Reflecting Surface of Folded Arrayed Waveguide Grating Multiplexers
- A. A. Bernussi, L. Grave de Peralta, M. Knapczyk, R. Gale, and H. Temkin
- IEEE Photonics Technology Letters, Volume 16, Number 10, October (2004)
Control of Center Wavelength in Reflective-Arrayed Waveguide-Grating Multiplexers
- L. Grave de Peralta, Ayrton A. Bernussi, V. Gorbounov, J. M. Berg, and H. Temkin
- IEEE Journal Of Quantum Electronics, Volume 40, Number 12, December (2004)
Temperature-Insensitive Reflective Arrayed-Waveguide Grating Multiplexers
- L. Grave de Peralta, A. A. Bernussi, V. Gorbounov, and H. Temkin
- IEEE Photonics Technology Letters, Volume 16, Number 3, March (2004)
Optical waveguides with an aqueous core and a low-index nanoporous cladding
- W. P. Risk, H. C. Kim, R. D. Miller, H. Temkin, and S. Gangopadhyay
- Optics Express 12, 6446-6455 (2004).
Mid-ultraviolet light-emitting diode detects dipicolinic acid
- Q. Y. Li, P. K. Dasgupta, H. Temkin, M. H. Crawford, A. J. Fischer, A. A. Allerman, K. H. A. Bogart, and S. R. Lee
- Applied Spectroscopy 58, 1360-1363 (2004).
Initial growth of interfacial oxide during deposition of HfO2 on silicon
- K. Choi, H. Temkin, H. Harris, S. Gangopadhyay, L. Xie, and M. White
- Applied Physics Letters 85, 215-217 (2004).
Durable microfabricated high-speed humidity sensors
- P. Kuban, J. M. Berg, and P. K. Dasgupta
- Analytical Chemistry 76, 2561-2567 (2004).

2003

Solar-blind ultraviolet photodetectors based on superlattices of AlN/AlGa(In)N
- V. Kuryatkov, A. Chandolu, B. Borisov, G. Kipshidze, K. Zhu, S. Nikishin, H. Temkin, and M. Holtz
- Applied Physics Letters Volume 82, Number 9, 3 March (2003)
Electrical properties of p –n junctions based on superlattices of AlN/AlGa(In)N
- V. Kuryatkov, K. Zhu, B. Borisov, A. Chandolu, Iu. Gherasoiu, G. Kipshidze, S. N. G. Chu, M. Holtz, Yu. Kudryavtsev, R. Asomoza, S. Nikishin, and H. Temkin
- Applied Physics Letters Volume 83, Number 7, 18 August (2003)
A two-stage discrete peristaltic micropump
- J.M. Berg, R. Anderson, M. Anaya, B. Lahlouh, M. Holts, T. Dallas
- Science Direct, Sensors and Actuators, A 104 6-10, (2003)
Deep Ultraviolet Light Emitting Diodes Based on Short Period Superlattices of AlN/AlGa(In)N
- Sergey A. NIKISHIN, Vladimir V. KURYATKOV, Anilkumar CHANDOLU, Boris A. BORISOV, Gela D. KIPSHIDZE, Iftikhor AHMAD, Mark HOLTZ, and Henryk TEMKIN
- Japanese Journal of Appllied Physics, Vol. 42, pp. L 1362–L 1365, (2003)
AlN/AlGaInN superlattice light-emitting diodes at 280 nm
- G. Kipshidze, V. Kuryatkov, K. Zhu, B. Borisov, M. Holtz, S. Nikishin, and H. Temkin
- Journal of Applied Physics, Volume 93, Number 3, 1 February (2003)
Microfabrication and Characterization of Teflon AF-Coated Liquid Core Waveguide Channels in Silicon
- Arindom Datta, In-Yong Eom, Achintya Dhar, Petr Kuban, Rosalynn Manor, Iftikhar Ahmad, Shubhra Gangopadhyay, Tim Dallas, Mark Holtz, Henryk Temkin, Fellow, IEEE, and Purnendu K. Dasgupta
- IEEE Sensor Journal, Volume 3, Number 6, December (2003)
Influence of nanocrystal growth kinetics on interface roughness in nickel–aluminum multilayers
- D. Aurongzeb, M. Holtz, M. Daugherty, J. M. Berg, A. Chandolu, J. Yun, and H. Temkin
- Applied Physics Letters Volume 83, Number 26, 29 December (2003)
Silicon-Dioxide Waveguides With Low Birefringence
- L. Grave de Peralta, Ayrton A. Bernussi, H. Temkin, Marcus M. Borhani, and David E. Doucette
- IEEE Journal Of Quantum Electronics, Volume 39, Number 7, July (2003)
Reflective Arrayed Waveguide Grating Multiplexer
- L. Grave de Peralta, A. A. Bernussi, S. Frisbie, R. Gale, and H. Temkin
- IEEE Photonics Technology Letters, Volume 15, Number 10, October (2003)
Effects of power truncation on the insertion loss and crosstalk of arrayed-waveguide grating devices
- A. A. Bernussi, L. Grave de Peralta, S. Frisbie, and H. Temkin
- Applied Physics Letters Volume 83, Number 9, 1 September (2003)
High-Precision Characterization of Single-Mode Optical Fiber Arrays
- A. A. Bernussi, L. Grave de Peralta, and H. Temkin
- Journal Of Lightwave Technology, Volume 21, Number 6, June (2003)
Vertically stratified flows in microchannels. Computational simulations and applications to solvent extraction and ion exchange
- P. Kuban, J. Berg, and P. K. Dasgupta
- Analytical Chemistry 75, 3549-3556 (2003).
A nanoinjector for microanalysis
- V. Gorbounov, P. Kuban, P. K. Dasgupta, and H. Temkin
- Analytical Chemistry 75, 3919-3923 (2003).
Cleaning of Si and properties of the HfO2-Si interface
- K. Choi, H. Harris, S. Gangopadhyay, and H. Temkin
- Journal of Vacuum Science & Technology A 21, 718-722 (2003).
Portable flow-injection analyzer with liquid-core waveguide based fluorescence, luminescence, and long path length absorbance detector
- Q. Y. Li, K. J. Morris, P. K. Dasgupta, I. M. Raimundo, and H. Temkin
- Analytica Chimica Acta 479, 151-165 (2003).

2002

Optical properties of GaN grown on Si (111) by gas source molecular beam epitaxy with ammonia
- A. S. Zubrilov, S. A. Nikishin, G. D. Kipshidze, V. V. Kuryatkov, H. Temkin, T. I. Prokofyeva, and M. Holtz
- Journal of Applied Physics Volume 91, Number 3, 1 February (2002)
Deep Ultraviolet AlGaInN-Based Light-Emitting Diodes on Si(111) and Sapphire
- G. Kipshidze, V. Kuryatkov, B. Borisov, S. Nikishin, M. Holtz, S. N. G. Chu, and H. Temkin
- phys. stat. sol. (a) 192, No. 2, 286–291 (2002)
Preparation of Optoelectronic Devices Based on AlN/AlGaN Superlattices
- M. Holtz, G. Kipshidze, A. Chandolu, J. Yun, B. Borisov, V. Kuryatkov, K. Zhu, S. N. G. Chu, S. A. Nikishin, and H. Temkin
Plasma etching of AlN/AlGaInN superlattices for device fabrication
- K. Zhu, V. Kuryatkov, B. Borisov, G. Kipshidze, S. A. Nikishin, H. Temkin, and M. Holtz
- Applied Physics Letters Volume 81, Number 25, 16 December (2002)
AlGaInN-based ultraviolet light-emitting diodes grown on Si(111)
- G. Kipshidze, V. Kuryatkov, B. Borisov, M. Holtz, S. Nikishin, and H. Temkin
- Applied Physics Letters Volume 80, Number 20, 20 May (2002)
HfO2 gate dielectric with 0.5 nm equivalent oxide thickness
- H. Harris, K. Choi, N. Mehta, A. Chandolu, N. Biswas, G. Kipshidze, S. Nikishin, S. Gangopadhyay, and H. Temkin
- Applied Physics Letters 81, 1065-1067 (2002).
Flow of multiple fluids in a small dimension
- P. K. Dasgupta, K. Surowiec, and J. Berg
- Analytical Chemistry 74, 208A-213A (2002).
A microfabricated amperometric moisture sensor
- X. L. Su, X. G. Xiong, T. Dallas, S. Gangopadhyay, H. Temkin, X. J. Wang, R. Walulu, J. Z. Li, and P. K. Dasgupta
- Talanta 56, 309-321 (2002).

2001

Micro-Raman Scattering From Hexagonal GaN, AlN, and Al_xGa_1-xN Grown on (111) Oriented Silicon: Stress Mapping of Cracks
- C. Ramkumar, T. Prokofyeva, M. Seon, M. Holtz, K. Choi, J. Yun, S. A. Nikishin, and H. Temkin
Vibrational properties of AlN grown on (111)-oriented silicon
- T. Prokofyeva, M. Seon, J. Vanbuskirk, M. Holtz, S. A. Nikishin, N. N. Faleev, H. Temkin, and S. Zollner
- Physical Review B, Volume 63, 125313, (2001)
Plasma enhanced metalorganic chemical vapor deposition of amorphous aluminum nitride
- H. Harris, N. Biswas, H. Temkin, S. Gangopadhyay, and M. Strathman
- Journal of Applied Physics 90, 5825-5831 (2001).
Determination of oscillator strength of C-F vibrations in fluorinated amorphous-carbon films by infrared spectroscopy
- X. Wang, H. Harris, H. Temkin, S. Gangopadhyay, M. D. Strathman, and M. West
- Applied Physics Letters 78, 3079-3081 (2001).
Electrical properties of fluorinated amorphous carbon films
- N. Biswas, H. R. Harris, X. Wang, G. Celebi, H. Temkin, and S. Gangopadhyay
- Journal of Applied Physics 89, 4417-4421 (2001).

2000

Selective growth of high quality GaN on Si(111) substrates
- M. Seon, T. Prokofyeva, M. Holtz, S. A. Nikishin, N. N. Faleev, and H. Temkin
- Applied Physics Letters Volume 76, Number 14, 3 April (2000)
Visible and ultraviolet Raman scattering studies of Si_1-xGe_x alloys
- M. Holtz, W. M. Duncan, S. Zollner, and R. Liu
- Journal of Applied Physics Volume 88, Number 5, 1 September (2000)
Dielectric Function Of AlN Grown On Si (111) By MBE
- Stefan Zollner, Atul Konkar, R.B. Gregory, S.R. Wilson, S.A. Nikishin, H. Temkin
- MRS spring meeting San Francisco, paper Y5.21, April 5-9, (1999)
Structural properties of fluorinated amorphous carbon films
- X. Wang, H. R. Harris, K. Bouldin, H. Temkin, S. Gangopadhyay, M. D. Strathman, and M. West
- Journal of Applied Physics 87, 621-623 (2000).

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