The technology behind Ekips’ laser-based sensor products has
been described in detail in many scientific articles published in
peer-reviewed journals. Below is a list of some of the papers
that are related to our work. Complete articles in pdf format
are available for selected publications.
K. Namjou, C.B. Roller, T.E. Reich, J.D. Jeffers, G.L. McMillen,
P.J. McCann, M.A. Camp, “Determination of exhaled nitric oxide
distributions in a diverse sample population using tunable diode
laser absorption spectroscopy”, Applied Physics B 85, 427
(2006).
pdf 640kb
J. Yi, K. Namjou, Z. N. Zahran, P. J. McCann, G. B. Richter-Addo,
“Specific detection of gaseous NO and 15NO in the headspace
from liquid-phase reactions involving NO-generating organic,
inorganic, and biochemical samples using a mid-infrared
laser”, Nitric Oxide Biology
and Chemistry 15, 154 (2006).
pdf 249kb
P. J. McCann, “IV-VI Semiconductors for Mid-Infrared
Optoelectronic Devices”, Mid-Infrared Semiconductor
Optoelectronics, p. 237, edited by A. Krier,
Springer-Verlog, London (2006).
P. J. McCann and Y. Selivanov, “IV-VI Semiconductor Mid-IR
Lasers”, Progress in
Semiconductor Materials V -- Novel Materials and Electronic and
Optoelectronic Applications, edited by Linda J. Olafsen,
Robert M. Biefeld, Michael C. Wanke, Adam W. Saxler (Mater. Res.
Soc. Symp. Proc. 891, Warrendale, PA, 2006) EE01-05
pdf 524kb
K. Namjou, C. Roller, P. McCann, The Breathmeter,
"A New Laser Device to Analyze Your Health", IEEE Circuits and Devices
Magazine 23-28, (2005)
pdf 1.5MB
Y. F. Li, A. Sow, C. Yao and P. J. McCann, “Transfer of IV-VI
Multiple Quantum Well Structures Grown by Molecular Beam Epitaxy
from Si Substrates to Copper”, Thin Solid Films 488, 178
(2005).
pdf 803kb
P. J. McCann, P. Kamat, Y. Li, A. Sow, H. Z. Wu , G. Belenky, L.
Shterengas, J. G. Kim and R. Martinelli, “Optical Pumping of
IV-VI Semiconductor Multiple Quantum Well Materials Using a
GaSb-Based Laser with Emission at 2.5 µm”, J. Applied Physics 97, 053103
(2005).
pdf 72kb
Y. F. Li, P. J. McCann, A. Sow, C. Yao, and P. C. Kamat,
“Improvement of Heat Dissipation Through Transfer of IV-VI
Epilayers From Silicon to Copper”, IEEE Photonics Technology
Letters 16, 2433 (2004).
pdf 326kb
I. I. Zasavitskii, E. A. de Andrada e Silva, E. Abramof, and P. J.
McCann, "Optical Deformation Potentials for PbSe and PbTe", Physical Review B 70, 115302
(2004).
pdf 146kb
P. J. McCann, "IV-VI Semiconductor Materials, Devices, and
Applications”, State-of-the-Art Program on
Compound Semiconductors and Narrow Bandgap Optoelectronic Materials
and Devices, p. 218, edited by D. Buckley et al., The
Electrochemical Society (ISBN 1-56677-407-1), New Jersey (2004).
U. P. Schiessl, J. John, and P. J. McCann,
“Lead-Chalcogenide-based Mid-Infrared Diode Lasers”,
Long-Wavelength Infrared
Semiconductor Lasers, p. 145, edited by H. K. Choi, Wiley
(ISBN 0-471-39200-6), New Jersey (2004).
J. D. Jeffers, C. B. Roller, K. Namjou, M. A. Evans, L. McSpadden,
J. Grego, and P. J. McCann, "Real-time diode laser measurements of
vapor phase benzene", Analytical
Chemistry 76, 424 (2004).
pdf 182kb
P. H. O. Rappl and P. J. McCann, "Development of a Novel Epitaxial
Layer Segmentation Method for Optoelectronic Device Fabrication",
IEEE Photonics Technology
Letters 15, 374 (2003).
pdf 407kb
C. B. Roller, K. Namjou, J. Jeffers, M. Camp, P. J. McCann, and J.
Grego, “Nitric Oxide Breath Testing Using Tunable Diode Laser
Absorption Spectroscopy: Application in Respiratory
Inflammation Monitoring”, Applied Optics 41, 6018 (2002).
pdf 469kb
H. Z. Wu, N. Dai, and P. J. McCann, “Experimental
determination of deformation potentials and band nonparabolicity
parameters for PbSe”, Physical Review B 66, 045303
(2002).
pdf 98kb
W. Z. Shen, H. Z. Wu, and P. J. McCann, “Excitonic line
broadening in PbSrSe thin films grown by molecular beam
epitaxy”, J. Applied
Physics 91, 3621 (2002).
pdf 79kb
C. B. Roller, K. Namjou, J. Jeffers, W. Potter, P. J. McCann, and
J. Grego, “Simultaneous NO and CO2 Measurements in Human
Breath Using a Single IV-VI Mid-Infrared Laser”, Optics Letters 27, 107 (2002).
pdf 93kb
W. Z. Shen, H. F. Yang, L. F. Jiang, K. Wang, G. Yu, H. Z. Wu and
P. J. McCann, “Band gaps, effective masses and refractive
indices of PbSrSe thin films: Key properties for mid-infrared
optoelectronic device applications”, J. Applied Physics 91, 192
(2002).
pdf 127kb
C. B. Roller, K. Namjou, P. J. McCann, and J. Jeffers, “A
Novel Instrument for Asthma Screening”, Annals of Allergy, Asthma &
Immunology 88, 71 (2002).
W. Z. Shen, K. Wang, L. F. Jiang X. G. Wang, S. C. Shen H. Z. Wu,
and P. J. McCann, “Study of Band Structure in PbSe/PbSrSe
Quantum Wells for Midinfrared Laser Applications”, Applied Physics Letters 79, 2579
(2001).
pdf 52kb
H. Z. Wu, P. J. McCann, O. Alkhouli, X. M. Fang, D. McAlister, K.
Namjou, N. Dai, S. J. Chung, and P. H. O. Rappl “Molecular
beam epitaxial growth of IV–VI multiple quantum well
structures on Si(111) and BaF2(111) and optical studies of epilayer
heating”, Journal of Vacuum
Science and Technology B 19, 1447 (2001).
pdf 210kb
H. Z. Wu, N. Dai, M. B. Johnson, P. J. McCann, and Z. S. Shi,
“Unambiguous Observation of Subband Transitions from
Longitudinal Valley and Oblique Valleys in IV–VI multiple
Quantum Wells”, Applied
Physics Letters 78, 2199 (2001).
pdf 55kb
D. W. McAlister, P. J. McCann, K. Namjou, H. Z. Wu and X. M. Fang,
“Mid-IR Photoluminescence from IV-VI Layers Grown on
Silicon”, Journal of Applied
Physics 89, 3514 (2001).
pdf 48kb
P. J. McCann, K. Namjou, and I. Chao, “Mid-IR Lasers and Their
Use in Semiconductor Process Monitoring”, Journal of Process Analytical
Chemistry 5, 142 (2000).
A. L. Yang, H. Z. Wu, Z. F. Li, Y. Chang, J. F. Li, P. J. McCann,
X. M. Fang, “Raman Scattering Study of PbSe Grown on (111)
BaF2 Substrate”, Chinese
Physics Letters 17, 606 (2000).
Z. Shi, G. Xu, P. J. McCann, X. M. Fang, N. Dai, C. L. Felix, W. W.
Bewley, I. Vurgaftman, and J. R. Meyer, “IV-VI Compound
Mid-Infrared High-Reflectivity Mirrors and Vertical-Cavity
Surface-Emitting Lasers Grown by Molecular Beam Epitaxy”,
Applied Physics Letters
76, 3688 (2000).
pdf 147kb
X. M. Fang, K. Namjou, I. Chao, P. J. McCann, N. Dai, and G. Tor,
“Molecular Beam Epitaxy of PbSrSe and PbSe/PbSrSe Multiple
Quantum Well Structures for use in Mid-Infrared Light Emitting
Devices”, Journal of Vacuum
Science and Technology B 18, 1720 (2000).
pdf 64kb
G. Xu, X. M. Fang, P. J. McCann and Z. Shi, MBE Growth of Wide Band
Gap Pb1-xSrxSe on Si(111) Substrate”, Journal of Crystal Growth 209,
763 (2000).
D. W. McAlister, P. J. McCann, H. Z. Wu and X. M. Fang,
“Fabrication of Thin Film Cleaved Cavities Using a Bonding and
Cleaving Fixture”, IEEE
Photonics Technology Letters 12, 22 (2000).
pdf 49kb
C. P. Li, P. J. McCann, and X. M. Fang, “Strain Relaxation in
PbSnSe and PbSe/PbSnSe Layers Grown by Liquid Phase Epitaxy on
(100)-Oriented Silicon”, Journal of Crystal Growth 208,
423 (2000).
P. J. McCann, K. Namjou, and X. M. Fang,
“Above-Room-Temperature Continuous Wave Mid-Infrared
Photoluminescence from PbSe/PbSrSe Quantum Wells”, Applied Physics Letters 75, 3608
(1999).
pdf 56kb
H. Z. Wu, X. M. Fang, R. Salas, D. McAlister, and P. J. McCann,
“Transfer of PbSe/PbEuSe Epilayers Grown by MBE on BaF2-Coated
Si(111)”, Thin Solid
Films 352, 277 (1999).
P. J. McCann, I. Chao, H. Sachar, D. McAlister, C. P. Li, X.
M. Fang, H. Wu, and K. Namjou, “IV-VI Semiconductor Growth on
Silicon Substrates and New Mid-Infrared Laser Fabrication
Methods” Spectrochimica Acta
Part A: Molecular and Biomolecular Spectroscopy 55, 1999
(1999).
X. M. Fang, H. Z. Wu, N. Dai, Z. Shi, and P. J. McCann,
“Molecular Beam Epitaxy of Periodic BaF2/PbEuSe Layers on
Si(111)”, Journal of Vacuum
Science and Technology B 17, 1297 (1999).
pdf 176kb
H. Z Wu, X. M. Fang, D. McAlister, R. Salas, Jr., and P. J. McCann,
“Molecular Beam Epitaxy Growth of PbSe on BaF2-Coated Si(111)
and Observation of the PbSe Growth Interface”, Journal of Vacuum Science and
Technology B 17, 1263 (1999).
pdf 185kb
H. K. Sachar, I. Chao, P. J. McCann, and X. M. Fang, “Growth
and Characterization of PbSe and Pb1-xSnxSe on Si(100)”, Journal of Applied Physics 85,
7398 (1999).
pdf 205kb
P. J. McCann, “New Fabrication Method Promises Higher Mid-IR
Laser Operating Temperatures”, Compound Semiconductor 5 (4), 57
(May 1999).
