KMap
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Awards and Honors:
2003: 3M Corp Young Faculty Award
2004: University of Arizona, College of Engineering Young Faculty Teaching Award
2011: University of Arizona, College of Engineering Award for Excellence at the Student Interface
2011: French Ministry of Higher Education and Research Univ-Link Excellence Award for US-France academic collaboration
2011: Invited Professor: University of Rennes, France
2013: Invited Professor: Jiangsu Normal University, Xuzhou, China
2016: Senior Member of SPIE
2019: University of Arizona, College of Engineering Award for Excellence at the Student Interface
Selected relevant scientific activities:
Chalcogenide Glasses:
Development of novel infrared telluride glasses exhibiting the widest optical transparency ever reported in the far-infrared.
First demonstration of low-loss optical fiber for the long-wave infrared with single mode propagation at 10 microns.
Optical Biosensing:
Development of first opto-electrophoretic sensors based on conducting chalcogenide glass that act as both an optical element for infrared signal collection and an electrode for electrophoretic capture of target bio-molecules.
Photo-induced structural changes
Development of first model for photo-induced fluidity in network glass predicting fluidity based on photon count.
Demonstration of the correlation between the bond density in network glass and the magnitude of photo-structural changes.
Research Funding: (last 5 years: $10.2M)
Northrop-Grumman, $50K, 2018-2019, “Additive Manufacturing of infrared glass” (PI)
NSF-DMR, $563K, 2018-2022, “Fragile-to-Strong Transitions in Phase-Change Materials for Next-Generation Memory Devices” (PI)
TRIF Equipment Enhancement Fund, $119K, 2018-1019 “Broadening the user base of the confocal Raman spectrometer in the Kuiper Facility” (PI)
Keck Foundation, $900K 2017-2020 “A new era of computing: Phase (φ)-bits, a new paradigm for quantum information processing” (Co-PI)
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Courses
- ACMMSEAdvanced Characterization Methods in Materials Science and Engineering
- TThermodynamics
- SSCSolid State Chemistry
- EMMAExperimental Methods for Microstructural Analysis
Grants
- High-temperature infrared nanoceramics for hypersonic applications
Principal Investigator (PI)
2023
$175.0K
Active - SBIR PH 2: Mid-IR Chalcogenide Amplifier by Additive Manufacturing
Principal Investigator (PI)
2022
$30.1K
Active - Fragile-to-Strong Transitions in Phase-Change Materials for Next-Generation Memory Devices
Principal Investigator (PI)
2018
$562.8K
Active - Service Agreement for Attenuation Measurement
Principal Investigator (PI)
2021
$4.5K
- Mid-IR Chalcogenide Amplifier by Additive Manufacturing
Principal Investigator (PI)
2020
$25.0K
- Additive Manufacturing of Infrared Optics
Principal Investigator (PI)
2019
$200.0K
- A New Era of Computing: Phase-Bits, a New Paradigm for Quantum Information Processing
Co-Investigator (COI)
2017
$900.0K
- STTR Phase II: Robust Mid-IR Optical Fibers
Principal Investigator (PI)
2017
$252.0K
- EFRI NewLAW:: Non-Reciprocal Elastic Wave Propagation in Dynamically Modulated Photo-Elastic Media
Co-Investigator (COI)
2016
$2.3M
- EAGER: Superporous Electroactive Hydrogels for Self-Cooling Closed Loop
Co-Investigator (COI)
2016
$100.0K
Technologies / Patents
News
- Underrepresented STEM Students Explore New Frontiers of Sound
2020
- Sound of the Future: A New Analog to Quantum Computing
2019
- Sound Over Silicon: Computing's Wave of the Future
2017
- UA Architect Searches for Building Blocks to Fight Wildfires
2017
- UA Engineers Twist Physics Laws to Boost Sonic Science
2016
- UA Engineering Leads $5.5M DOE Project to Create Low-Cost Solar Energy
2012
- UA Inaugurates Collaborative Research Lab with French Universities
2010
- Homeland Security Grants Awarded
2002
- New Technology Detects Small Amounts of Pollutants and Contaminants
2002
Publications (77)
Recent
- Relative contribution of stoichiometry and mean coordination to the fragility of Ge-As-Se glass forming liquids
2014
- Short-Range Order in Ge-As-Te Glasses
2014
- Telluride glasses for far infrared photonic applications
2013
- Thermoelectric bulk glasses based on the Cu-As-Te-Se system
2013
- Relaxation of enthalpy fluctuations during sub-T(g) annealing of glassy selenium
2013
- Photoinduced aging and viscosity evolution in Se-rich Ge-Se glasses
2013
- Relaxation of enthalpy fluctuations during sub-T sub g /sub annealing of glassy selenium
2013
- Enhanced luminescence in Er sup 3+ /sup -doped chalcogenide glass-ceramics based on selenium
2013
- Physical properties of the Ge sub x /sub Se sub 1-x /sub glasses in the 0 x 0.42 range in correlation with their structure
2013
- Nanoporous surface of infrared transparent chalcogenide glass-ceramics by chemical etching
2012
- Fragile-strong behavior in the As sub x /sub Se sub 1-x /sub glass forming system in relation to structural dimensionality
2012
- Telluride glasses for infrared optical sensing
2012
- Te-based chalcohalide glasses for far-infrared optical fiber
2012
- Physical Chemistry of Ionic Liquids: Inorganic and Organic as Well as Protic and Aprotic
2011
- Mechanism of photostructural changes in mixed-chalcogen As-S-Se glasses investigated by Raman spectroscopy
2011
- Competition between photorelaxation and photoexcitation in chalcogenide glasses and the effect of aging
2011
- Thermal and gamma-ray induced relaxation in As-S glasses: Modelling and experiment
2011
- Advanced infrared glasses for biochemical sensing
2011
- Long-wave infrared-transmitting optical fibers
2011
- Detection of bio-molecules using conductive chalcogenide glass sensor
2011
- Selenium modified GeTe sub 4 /sub based glasses optical fibers for far-infrared sensing
2011
- Photoinduced fluidity in chalcogenide glasses at low and high intensities: A model accounting for photon efficiency
2010
- Structure of Te-rich Te-Ge-X (X = I, Se, Ga) glasses
2010
- Correlation between structure and physical properties of chalcogenide glasses in the As sub x /sub Se sub 1-x /sub system
2010
- Telluride glass step index fiber for the far infrared
2010
- Composition dependence and reversibility of photoinduced refractive index changes in chalcogenide glass
2010
- Optical microfabrication of tapers in low-loss chalcogenide fibers
2010
- Opto-electrophoretic detection of bio-molecules using conducting chalcogenide glass sensors
2010
- High-conductivity tellurium-based infrared transmitting glasses and their suitability for bio-optical detection
2010
- Single-mode low-loss optical fibers for long-wave infrared transmission
2010
- Sub-wavelength imaging of photo-induced refractive index pattern in chalcogenide glass films
2009
- Bimodal phase percolation model for the structure of Ge-Se glasses and the existence of the intermediate phase
2009
- Forming glasses from Se and Te
2009
- Tellurium-based far-infrared transmitting glasses
2009
- Reversible giant photocontraction in chalcogenide glass
2009
- Integrated capture and spectroscopic detection of viruses
2009
- Simultaneous microscopic measurements of photodarkening and photoexpansion in chalcogenide films
2009
- Origin of photo-induced transmitting oscillations in chalcogenide glasses
2009
- Influence of ageing conditions on the mechanical properties of Te-As-Se fibres
2009
- Correlation between thermal and mechanical relaxation in chalcogenide glass fibers
2009
- Sub-T sub g /sub viscoelastic behaviour of chalcogenide glasses, anomalous viscous flow and stress relaxation
2008
- Glasses for seeing beyond visible
2008
- Light-induced matrix softening of Ge-As-Se network glasses
2008
- Integrated capture and spectroscopic detection of viruses in an aqueous environment
2008
- The impact of glass structure on photoinduced changes in amorphous chalcogenides
2008
- Chemical stability of chalcogenide infrared glass fibers
2008
- Influence of gallium and alkali halide addition on the optical and thermo-mechanical properties of GeSe sub 2 /sub -Ga sub 2 /sub Se sub 3 /sub glass
2007
- Development of far-infrared-transmitting Te based glasses suitable for carbon dioxide detection and space optics
2007
- Infrared glass-ceramics with fine porous surfaces for optical sensor applications
2007
- New tellurium based glasses for use in bio-sensing applications
2007
- Biocompatibility of Te-As-Se glass fibers for cell-based bio-optic infrared sensors
2007
- Room temperature viscosity and delayed elasticity in infrared glass fiber
2007
- Advances in chalcogenide fiber evanescent wave biochemical sensing
2006
- Energy landscape and photoinduced structural changes in chalcogenide glasses
2006
- Calorimetric characterization of photoinduced relaxation in GeSe sub 9 /sub glass
2006
- Infrared biosensors using hydrophobic chalcogenide fibers sensitized with live cells
2006
- Comparison of photostructural changes induced by continuous and pulsed laser in chalcogenide glass
2006
- Cell-based bio-optical sensors using chalcogenide fibers
2006
- Spectroscopic properties of chalcogenide fibres for biosensor applications
2006
- Photostructural relaxation in As-Se-S glasses: Effect of network fragility
2006
- Spectroscopic analysis of cell physiology and function
2006
- Lung cell fiber evanescent wave spectroscopic biosensing of inhalation health hazards
2006
- Particle surface treatment for nanocomposites containing ceramic particles
2006
- Physical Chemistry of Ionic Liquids, Inorganic and Organic, Protic and Aprotic
2005
- Hydrophobic chalcogenide fibers for cell-based bio-optical sensors
2005
- Competitive photostructural effects in Ge-Se glass
2005
- Evaluation of toxic agent effects on lung cells by fiber evanescent wave spectroscopy
2005
- Raman temperature measurement during photostructural changes in Ge sub x /sub Se sub 1-x /sub glass
2005
- Infrared evanescent wave bio-sensors
2004
- Recent advances in chalcogenide glasses
2004
- Photoinduced structural relaxation in chalcogenide glasses
2003
- Phase Equilibria in the Lead-Magnesium-Niobium-Oxygen System at 1000°C
2001
- Photodarkening in Ge sub 3 /sub Se sub 17 /sub glass
2000
- On the persistence of metastable crystal phases in lithium disilicate glass
2000
- Synthesis and diagnostic electrochemistry of nanocrystalline Li sub 1+x /sub Mn sub 2-x /sub O sub 4 /sub powders of controlled Li content
2000
- Glassformer fragilities and landscape excitation profiles by simple calorimetric and theoretical methods
1999
- XRD investigation of metastable phase formation in Li sub 2 /sub O-2SiO sub 2 /sub glass
1999
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