Find Research Outputs

2019

1-sparsity Approximation Bounds for Packing Integer Programs

Chekuri, C., Quanrud, K. & Torres, M. R., Jan 1 2019, Integer Programming and Combinatorial Optimization - 20th International Conference, IPCO 2019, Proceedings. Lodi, A. & Nagarajan, V. (eds.). Springer-Verlag, p. 128-140 13 p. (Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics); vol. 11480 LNCS).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Integer Program
Sparsity
Packing
Approximation
Approximation algorithms

20%-efficient epitaxial GaAsP/Si tandem solar cells

Fan, S., Yu, Z. J., Sun, Y., Weigand, W., Dhingra, P., Kim, M., Hool, R. D., Ratta, E. D., Holman, Z. C. & Lee, M. L., Nov 2019, In : Solar Energy Materials and Solar Cells. 202, 110144.

Research output: Contribution to journalArticle

Short circuit currents
Solar cells
Current density
Quantum efficiency
Wavelength

2019 Synopsis of Three-dimensional Geological Mapping and Modelling at Geological Survey Organizations

MacCormack, K. E. (ed.), Berg, R. (ed.), Kessler, H., Russell, H. A. J. & Thorleifson, L. H., 2019, Alberta Energy Regulator / Alberta Geological Survey.

Research output: Book/ReportBook

geological mapping
geological survey
modeling
data management
resource development

34-GBD linear transimpedance amplifier for 200-Gb/s DP-16-QAM optical coherent receivers

Ahmed, M. G., Huynh, T. N., Williams, C., Wang, Y., Hanumolu, P. K. & Rylyakov, A., Mar 2019, In : IEEE Journal of Solid-State Circuits. 54, 3, p. 834-844 11 p., 8570782.

Research output: Contribution to journalArticle

Optical receivers
Operational amplifiers
Quadrature amplitude modulation
Telecommunication links
Optical communication

3D auxetic lattice materials for anomalous elastic wave polarization

Patil, G. U., Shedge, A. B. & Matlack, K., Aug 26 2019, In : Applied Physics Letters. 115, 9, 091902.

Research output: Contribution to journalArticle

Open Access
elastic waves
polarization (waves)
wave propagation
transverse waves
polarization

3D Columnar Phase of Stacked Short DNA Organized by Coherent Membrane Undulations

Bouxsein, N. F., Leal, C., McAllister, C. S., Li, Y., Ewert, K. K., Samuel, C. E. & Safinya, C. R., Sep 10 2019, In : Langmuir. 35, 36, p. 11891-11901 11 p.

Research output: Contribution to journalArticle

DNA
deoxyribonucleic acid
membranes
Membranes
Charge density

3D detailed far field plume modeling of SPT-100

Tekinalp, A. & Levin, D. A., Jan 1 2019, AIAA Propulsion and Energy Forum and Exposition, 2019. [publishername] American Institute of Aeronautics and Astronautics Inc, AIAA, (AIAA Propulsion and Energy Forum and Exposition, 2019).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Hall thrusters
Electrons
Ions
Sputtering
Fluids

3D-Printed Hydrogel Composites for Predictive Temporal (4D) Cellular Organizations and Patterned Biogenic Mineralization

McCracken, J. M., Rauzan, B. M., Kjellman, J. C. E., Kandel, M. E., Liu, Y. H., Badea, A., Miller, L. A., Rogers, S. A., Popescu, G. & Nuzzo, R. G., Jan 10 2019, In : Advanced Healthcare Materials. 8, 1, 1800788.

Research output: Contribution to journalArticle

Ink
Hydrogel
Hydrogels
Scaffolds
Organizations

4.5 GHz Lithium Niobate MEMS Filters with 10% Fractional Bandwidth for 5G Front-Ends

Yang, Y., Lu, R., Gao, L. & Gong, S., Aug 2019, In : Journal of Microelectromechanical Systems. 28, 4, p. 575-577 3 p., 8745668.

Research output: Contribution to journalArticle

Lithium
Insertion losses
Bandwidth
Group delay
Surface waves

5 GHz Acoustic Delay Lines using Antisymmetric Mode in Lithium Niobate Thin Film

Lu, R., Yang, Y., Breen, M., Li, M. H. & Gong, S., Oct 2019, 2019 IEEE International Ultrasonics Symposium, IUS 2019. IEEE Computer Society, p. 265-268 4 p. 8926305. (IEEE International Ultrasonics Symposium, IUS; vol. 2019-October).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

acoustic delay lines
lithium niobates
thin films
coupling coefficients
phase velocity

7 Log Virus Removal in a Simple Functionalized Sand Filter

Samineni, L., Xiong, B., Chowdhury, R., Pei, A., Kuehster, L., Wang, H., Dickey, R., Soto, P. E., Massenburg, L., Nguyen, T. H., Maranas, C., Velegol, D., Kumar, M. & Velegol, S., Nov 5 2019, In : Environmental Science and Technology. 53, 21, p. 12706-12714 9 p.

Research output: Contribution to journalArticle

Viruses
virus
Sand
filter
sand

850 nm VCSELs for 50 Gb/s NRZ Error-Free Transmission over 100-Meter OM4 and up to 115 °c Operation

Wang, H. L., Fu, W., Qiu, J. & Feng, M., Apr 22 2019, 2019 Optical Fiber Communications Conference and Exhibition, OFC 2019 - Proceedings. Institute of Electrical and Electronics Engineers Inc., 8696328. (2019 Optical Fiber Communications Conference and Exhibition, OFC 2019 - Proceedings).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Surface emitting lasers
bandwidth
oxides
Laser modes
Bandwidth

85C Operation of Single-Mode 850 nm VCSELs for High Speed Error-Free Transmission up to 1 km in OM4 Fiber

Qiu, J., Yu, X. & Feng, M., Apr 22 2019, 2019 Optical Fiber Communications Conference and Exhibition, OFC 2019 - Proceedings. Institute of Electrical and Electronics Engineers Inc., 8696938. (2019 Optical Fiber Communications Conference and Exhibition, OFC 2019 - Proceedings).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Surface emitting lasers
Laser modes
high speed
fibers
Fibers

9 Elements of Cahokian Neighborhoods

Betzenhauser, A. & Pauketat, T. R., Jul 2019, In : Archeological Papers of the American Anthropological Association. 30, 1, p. 133-147 15 p.

Research output: Contribution to journalArticle

Open Access
eleventh century
American Indian
social order
village
resident

A 0.016 mm2 0.26-μ W/MHz 60-240-MHz Digital PLL With Delay-Modulating Clock Buffer in 65 nm CMOS

Zhu, J., Choi, W. S. & Hanumolu, P. K., Aug 2019, In : IEEE Journal of Solid-State Circuits. 54, 8, p. 2186-2194 9 p., 8723106.

Research output: Contribution to journalArticle

Phase locked loops
Clocks
Frequency stability
Relaxation oscillators
Controllers

A 1.65 GHz Lithium Niobate A1 Resonator with Electromechanical Coupling of 14% and Q of 3112

Yang, Y., Lu, R. & Gong, S., Jan 2019, 2019 IEEE 32nd International Conference on Micro Electro Mechanical Systems, MEMS 2019. Institute of Electrical and Electronics Engineers Inc., p. 875-878 4 p. 8870796. (Proceedings of the IEEE International Conference on Micro Electro Mechanical Systems (MEMS); vol. 2019-January).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Electromechanical coupling
lithium niobates
Resonators
Lithium
resonators

A -106dBm 33nW Bit-Level Duty-Cycled Tuned RF Wake-up Receiver

Moody, J., Dissanayake, A., Bishop, H., Lu, R., Liu, N., Duvvuri, D., Gao, A., Truesdell, D., Barker, N. S., Gong, S., Calhoun, B. H. & Bowers, S. M., Jun 2019, 2019 Symposium on VLSI Circuits, VLSI Circuits 2019 - Digest of Technical Papers. Institute of Electrical and Electronics Engineers Inc., p. C86-C87 8777956. (IEEE Symposium on VLSI Circuits, Digest of Technical Papers; vol. 2019-June).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

MEMS

A 15-Gb/s sub-baud-rate digital CDR

Kim, D., Choi, W. S., Elkholy, A., Kenney, J. & Hanumolu, P. K., Mar 2019, In : IEEE Journal of Solid-State Circuits. 54, 3, p. 685-695 11 p., 8599124.

Research output: Contribution to journalArticle

Clocks
Recovery
Jitter
Clock and data recovery circuits (CDR circuits)
Equalizers

A 2.5-5.75-GHz Ring-Based Injection-Locked Clock Multiplier with Background-Calibrated Reference Frequency Doubler

Elkholy, A., Coombs, D., Nandwana, R. K., Elmallah, A. & Hanumolu, P. K., Jul 2019, In : IEEE Journal of Solid-State Circuits. 54, 7, p. 2049-2058 10 p., 8691469.

Research output: Contribution to journalArticle

Frequency doublers
Clocks
Jitter
Spurious signal noise
Bandwidth

A 27-band snapshot hyperspectral imaging system for label-free tumor detection during image-guided surgery

Blair, S., Garcia, M., Konopka, C., Dobrucki, L. & Gruev, V., Jan 1 2019, Label-Free Biomedical Imaging and Sensing, LBIS 2019. Shaked, N. T. & Hayden, O. (eds.). SPIE, 108900G. (Progress in Biomedical Optics and Imaging - Proceedings of SPIE; vol. 10890).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Computer-Assisted Surgery
surgery
Imaging systems
Surgery
Labels

A 300-500 MHz Tunable Oscillator Exploiting Ten Overtones in Single Lithium Niobate Resonator

Kourani, A., Lu, R., Gao, A. & Gong, S., Apr 2019, IFCS/EFTF 2019 - Joint Conference of the IEEE International Frequency Control Symposium and European Frequency and Time Forum, Proceedings. Institute of Electrical and Electronics Engineers Inc., 8856145. (IFCS/EFTF 2019 - Joint Conference of the IEEE International Frequency Control Symposium and European Frequency and Time Forum, Proceedings).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

lithium niobates
MEMS
Resonators
Acoustic resonators
Lithium

A 3PN Fourier domain waveform for non-spinning binaries with moderate eccentricity

Moore, B. & Yunes, N., Aug 20 2019, In : Classical and Quantum Gravity. 36, 18, 185003.

Research output: Contribution to journalArticle

eccentricity
waveforms
eccentrics
gravitational waves
approximation

A 4-d Water Intake Intervention Increases Hydration and Cognitive Flexibility among Preadolescent Children

Khan, N. A., Westfall, D. R., Jones, A. R., Sinn, M. A., Bottin, J. H., Perrier, E. T. & Hillman, C. H., Sep 2 2019, In : The Journal of nutrition. 149, 12, p. 2255-2264 10 p., nxz206.

Research output: Contribution to journalArticle

Drinking
Urine
Specific Gravity
Osmolar Concentration
Cognition

A 50-bp enhancer of the mouse acrosomal vesicle protein 1 gene activates round spermatid-specific transcription in vivo

Urekar, C., Acharya, K. K., Chhabra, P. & Reddi, P. P., Oct 25 2019, In : Biology of reproduction. 101, 4, p. 842-853 12 p.

Research output: Contribution to journalArticle

Spermatids
Testis
Nuclear Proteins
Spermatogenesis
Genes

A 5GHz 245fsrms 8mW Ring Oscillator-based Digital Frequency Synthesizer

Khashaba, A., Elkholy, A., Megawer, K. M., Ahmed, M. & Hanumolu, P. K., Apr 2019, 2019 IEEE Custom Integrated Circuits Conference, CICC 2019. Institute of Electrical and Electronics Engineers Inc., 8780384. (Proceedings of the Custom Integrated Circuits Conference; vol. 2019-April).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Crystal oscillators
Frequency synthesizers
Phase noise
Jitter
Calibration

A 6-level flying capacitor multi-level converter for single phase buck-type power factor correction

Candan, E., Stillwell, A., Brooks, N. C., Abramson, R. A., Strydom, J. & Pilawa-Podgurski, R. C. N., May 24 2019, 34th Annual IEEE Applied Power Electronics Conference and Exposition, APEC 2019. Institute of Electrical and Electronics Engineers Inc., p. 1180-1187 8 p. 8722199. (Conference Proceedings - IEEE Applied Power Electronics Conference and Exposition - APEC; vol. 2019-March).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Capacitors
Heat sinks
Transistors
Electric potential

A 6 μ W ±50 ppm/°C ±1500 ppm/V 1.5 MHz RC oscillator using self-regulation

Wang, T., Griffith, D., Ahmed, M. G., Zhu, J., Wei, D., Elkholy, A., Elmallah, A. & Hanumolu, P. K., Aug 2019, In : IEEE Transactions on Circuits and Systems II: Express Briefs. 66, 8, p. 1297-1301 5 p., 8556499.

Research output: Contribution to journalArticle

Electric potential
Relaxation oscillators
Temperature

A Bayesian approach to sequential monitoring of nonlinear profiles using wavelets

Varbanov, R., Chicken, E., Linero, A. & Yang, Y., Apr 2019, In : Quality and Reliability Engineering International. 35, 3, p. 761-775 15 p.

Research output: Contribution to journalArticle

Monitoring
Markov processes
Computational complexity
Tuning
Wavelets

A bee pupa-infilled honeycomb structure-inspired Li 2 MnSiO 4 cathode for high volumetric energy density secondary batteries

Liu, J., Lin, X., Zhang, H., Shen, Z., Lu, Q., Niu, J., Li, J. & Braun, P. V., Jan 1 2019, In : Chemical Communications. 55, 25, p. 3582-3585 4 p.

Research output: Contribution to journalArticle

Honeycomb structures
Secondary batteries
Cathodes
Biomimetics
Kinetics

A behavioral microeconomic foundation for car-following models

Hamdar, S. H., Dixit, V. V., Talebpour, A. & Treiber, M., Jan 1 2019, (Accepted/In press) In : Transportation Research Part C: Emerging Technologies.

Research output: Contribution to journalArticle

microeconomics
Railroad cars
traffic
Distribution functions
Lead

Aberrant Salience Across Levels of Processing in Positive and Negative Schizotypy

Chun, C. A., Brugger, P. & Kwapil, T. R., Sep 18 2019, In : Frontiers in Psychology. 10, 2073.

Research output: Contribution to journalArticle

Open Access
Dopamine
Schizophrenia
Inhibition (Psychology)
Thinking

A bi-criteria multiple-choice secretary problem

Yu, G., Jacobson, S. H. & Kiyavash, N., Jun 3 2019, In : IISE Transactions. 51, 6, p. 577-588 12 p.

Research output: Contribution to journalArticle

Planning

A big data approach to computational creativity: The curious case of Chef Watson

Varshney, L. R., Pinel, F., Varshney, K. R., Bhattacharjya, D., Schörgendorfer, A. & Chee, Y. M., Jan 1 2019, In : IBM Journal of Research and Development. 63, 1, 8618410.

Research output: Contribution to journalArticle

Artificial intelligence
Learning systems
Big data

Ability of milk pH to predict subclinical mastitis and intramammary infection in quarters from lactating dairy cattle

Kandeel, S. A., Megahed, A. A., Ebeid, M. H. & Constable, P. D., Feb 2019, In : Journal of Dairy Science. 102, 2, p. 1417-1427 11 p.

Research output: Contribution to journalArticle

Mastitis
mastitis
dairy cattle
Milk
milk

A Binning Approach to Quickest Change Detection With Unknown Postchange Distribution

Lau, T. S., Tay, W. P. & Veeravalli, V. V., Feb 1 2019, In : IEEE Transactions on Signal Processing. 67, 3, p. 609-621 13 p., 8537967.

Research output: Contribution to journalArticle

Bins
Statistics
Testing

Abortion travels: An international history

Reagan, L. J., Aug 1 2019, In : Journal of Modern European History. 17, 3, p. 337-352 16 p.

Research output: Contribution to journalReview article

International History
Abortion
Visible
Physicians
Religion

A Bottom-Up Design Model for Improving Efficiency of Transit System

Li, J., Zhao, R., Li, M. & Ouyang, Y., Feb 13 2019, 4th IEEE International Conference on Universal Village 2018, UV 2018. Institute of Electrical and Electronics Engineers Inc., 8642126. (4th IEEE International Conference on Universal Village 2018, UV 2018).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Travel time
transit
travel
efficiency
travel time

A bouncy house? UK select committee newsworthiness, 2005–18

Gaines, B. J., Goodwin, M., Bates, S. H. & Sin, G., Jul 3 2019, In : Journal of Legislative Studies. 25, 3, p. 409-433 25 p.

Research output: Contribution to journalArticle

newspaper
coverage
reform
trend

A Brief History of Thermodynamics, As Illustrated by Books and People

Girolami, G. S., Jan 1 2019, (Accepted/In press) In : Journal of Chemical and Engineering Data.

Research output: Contribution to journalArticle

Thermodynamics
Phase equilibria

Academic literacies as laminated assemblage and embodied semiotic becoming

Prior, P. A. & Olinger, A., 2019, Retheorizing literacy practices: Complex social and cultural contexts . Bloome, D., Castanheira, L., Leung, C. & Rowsell, J. (eds.). Routledge, p. 126-139

Research output: Chapter in Book/Report/Conference proceedingChapter

A call to a critical interpretive interactionism

Denzin, N. K., Apr 10 2019, Critical and Cultural Interactionism: Insights from Sociology and Criminology. Taylor and Francis, p. 45-60 16 p.

Research output: Chapter in Book/Report/Conference proceedingChapter

interactionism

A case study of terrain influences on upscale convective growth of a supercell

Mulholland, J. P., Nesbitt, S. W. & Trapp, R. J., Jan 1 2019, In : Monthly Weather Review. 147, 12, p. 4305-4324 20 p.

Research output: Contribution to journalArticle

supercell
cold pool
convective system
complex terrain
wind shear

A C-band Lithium Niobate MEMS Filter with 10% Fractional Bandwidth for 5G Front-ends

Yang, Y., Lu, R., Gao, L. & Gong, S., Oct 2019, 2019 IEEE International Ultrasonics Symposium, IUS 2019. IEEE Computer Society, p. 849-852 4 p. 8926299. (IEEE International Ultrasonics Symposium, IUS; vol. 2019-October).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

C band
lithium niobates
microelectromechanical systems
bandwidth
filters

A C-band Lithium Niobate MEMS Filter with 10% Fractional Bandwidth for 5G Front-ends

Yang, Y., Lu, R., Gao, L. & Gong, S., Oct 2019, 2019 IEEE International Ultrasonics Symposium, IUS 2019. IEEE Computer Society, p. 1981-1984 4 p. 8926139. (IEEE International Ultrasonics Symposium, IUS; vol. 2019-October).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

C band
lithium niobates
microelectromechanical systems
bandwidth
filters

Accelerated pre-coking of NiMo/Γ-Al2O3 catalyst: Effect on the hydroprocessing activity of vacuum residue

Kohli, K., Prajapati, R., Maity, S. K., Sau, M. & Sharma, B. K., Jan 1 2019, In : Fuel. 235, p. 437-447 11 p.

Research output: Contribution to journalArticle

Coking
Vacuum
Catalysts
Catalyst deactivation
Carbon

Accelerating distributed reinforcement learning with in-switch computing

Li, Y., Liu, I. J., Yuan, Y., Chen, D., Schwing, A. & Huang, J., Jun 22 2019, ISCA 2019 - Proceedings of the 2019 46th International Symposium on Computer Architecture. Institute of Electrical and Electronics Engineers Inc., p. 279-291 13 p. (Proceedings - International Symposium on Computer Architecture).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Reinforcement learning
Agglomeration
Switches
Scalability
Packet networks

Accelerating nonconvex learning via replica exchange Langevin diffusion

Chen, Y., Chen, J., Dong, J., Peng, J. & Wang, Z., Jan 1 2019.

Research output: Contribution to conferencePaper

learning
Temperature
divergence
exploitation
regime

Accelerating reduction and scan using tensor core units

Dakkak, A., Li, C., Xiong, J., Gelado, I. & Hwu, W. M., Jun 26 2019, ICS 2019 - International Conference on Supercomputing. Association for Computing Machinery, p. 46-57 12 p. (Proceedings of the International Conference on Supercomputing).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Tensors
Energy efficiency
Electric power utilization
Bandwidth
Data storage equipment

Accelerating Scientific Applications on Heterogeneous Systems with HybridOMP

Diener, M., Bodony, D. J. & Kale, L., Jan 1 2019, High Performance Computing for Computational Science – VECPAR 2018 - 13th International Conference, Revised Selected Papers. Senger, H., Marques, O., de Brito, T. P., Iope, R., Stanzani, S., Gil-Costa, V. & Garcia, R. (eds.). Springer-Verlag Berlin Heidelberg, p. 174-187 14 p. (Lecture Notes in Computer Science (including subseries Lecture Notes in Artificial Intelligence and Lecture Notes in Bioinformatics); vol. 11333 LNCS).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Heterogeneous Systems
Accelerator
Particle accelerators
OpenMP
Concurrent

Accelerating sparse deep neural networks on FPGAs

Huang, S., Pearson, C., Nagi, R., Xiong, J., Chen, D. & Hwu, W. M., Sep 2019, 2019 IEEE High Performance Extreme Computing Conference, HPEC 2019. Institute of Electrical and Electronics Engineers Inc., 8916419. (2019 IEEE High Performance Extreme Computing Conference, HPEC 2019).

Research output: Chapter in Book/Report/Conference proceedingConference contribution

Field programmable gate arrays (FPGA)
Inference engines
Particle accelerators
Mobile computing
Health care