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33 Matching Results
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Extraordinary Light-Trapping Enhancement in Silicon Solar Cell Patterned with Graded Photonic Super-Crystals
This article explores light-trapping enhancement in newly discovered graded photonic super-crystals (GPSCs) with dual periodicity and dual basis.
Date:
December 7, 2017
Creator:
Hassan, Safaa; Lowell, David; Adewole, Murthada; George, David; Zhang, Hualiang & Lin, Yuankun
System:
The UNT Digital Library
Ultra-high Photoresponsivity in Suspended Metal-Semiconductor-Metal Mesoscopic Multilayer MoS₂ Broadband Detector from UV-to-IR with Low Schottky Barrier Contacts
This article describes the performance of a multifaceted investigation comprising of atomic force microscopy (AFM0, photoluminescence (PL) and Raman spectroscopy to analyze the structural and chemical characteristics to help shed insights on the origins of the superior optoelectronic device performance.
Date:
February 23, 2017
Creator:
Saenz, Gustavo A.; Karapetrov, Goran; Curtis, James & Kaul, Anupama
System:
The UNT Digital Library
Leaf spectra and weight of species in canopy, subcanopy, and understory layers in a Venezuelan Andean Cloud Forest
Article discussing leaf spectra and the weight of species in canopy, subcanopy, and understory layers in a Venezuelan Andean cloud forest.
Date:
2012
Creator:
Acevedo, Miguel F. & Ataroff, Michele
System:
The UNT Digital Library
A Network Control Theory Approach to Modeling and Optimal Control of Zoonoses: Case Study of Brucellosis Transmission in Sub-Saharan Africa
Article on a network control theory approach to modeling and optimal control of zoonoses and a case study of brucellosis transmission in sub-Saharan Africa.
Date:
October 2011
Creator:
Roy, Sandip; McElwain, Terry F. & Wan, Yan
System:
The UNT Digital Library
Efficient multiband and broadband cross polarization converters based on slotted Lshaped nanoantennas
This article presents highly efficient reflective cross polarization converters based on metamaterials operating in the infrared regime.
Date:
November 14, 2014
Creator:
Ding, Jun; Arigong, Bayaner; Ren, Han; Zhou, Mi; Shao, Jin; Lin, Yuankun et al.
System:
The UNT Digital Library
Reconfigurable Surface Plasmon Polariton Wave Adapter Designed by Transformation Optics
This article proposes a reconfigurable surface plasmon polariton (SPP) wave adapter designed by transformation optics, which can control the propagation of SPP waves on un-even surfaces.
Date:
June 18, 2012
Creator:
Arigong, Bayaner; Shao, Jin; Ren, Han; Zheng, Geng; Lutkenhaus, Jeffrey; Kim, HyoungSoo et al.
System:
The UNT Digital Library
Holographic fabrication of 3D photonic crystals through interference of multi-beams with 4 + 1, 5 + 1 and 6 + 1 configurations
This article fabricates 3D photonic crystals or quasi-crystals through single beam and single optical element based holographic lithography.
Date:
September 9, 2014
Creator:
George, David; Lutkenhaus, Jeffrey; Lowell, David; Moazzezi, Mojtaba; Adewole, Murthada; Philipose, Usha et al.
System:
The UNT Digital Library
Simultaneous Direct Holographic Fabrication of Photonic Cavity and Graded Photonic Lattice With Dual Periodicity, Dual Basis, and Dual Symmetry
This article demonstrates the digital, holographic fabrication of graded, super-basis photonic lattices with dual periodicity, dual basis, and dual symmetry.
Date:
June 15, 2017
Creator:
Lowell, David; Lutkenhaus, Jeffrey; George, David; Philipose, Usha; Chen, Banglin & Lin, Yuankun
System:
The UNT Digital Library
Habitat Quantity of Red-Cockaded Woodpecker Picoides Borealis (Aves: Piciformes: Picidae) in its Former Historic Landscape Near the Big Thicket Naitonal Preserve, Texas, USA
This article quantifies pine-forested habitat suitable for Red-cockaded Woodpecker in the former historic range of the species to assess the potential for possible re-colonization.
Date:
January 26, 2016
Creator:
Thapa, Vivek & Acevedo, Miguel F.
System:
The UNT Digital Library
An Analysis of the Habitat of the Greater One-Horned Rhinoceros Rhinoceros Unicornis (Mammalia: Perissodactyla: Rhinocerotidae) at the Chitwan National Park, Nepal
This article uses geographic information systems and landscape-level data obtained from remote sensing sources to build a habitat suitability index model for the Greater One-horned Rhinoceros.
Date:
September 26, 2014
Creator:
Thapa, Vivek; Acevedo, Miguel F. & Limbu, Kul P.
System:
The UNT Digital Library
Scalable Fabrication of Natural-Fiber Reinforced Composites with Electromagnetic Interference Shielding Properties by Incorporating Powdered Activated Carbon
This article discusses preparing Kenaf fiber-polyester composites incorporated with powdered activated carbon (PAC) using the vacuum-assisted resin transfer molding(VARTM) process.
Date:
November 17, 2015
Creator:
Xia, Changlei; Zhang, Shifeng; Ren, Han; Shi, Sheldon Q.; Zhang, Hualiang; Cai, Liping et al.
System:
The UNT Digital Library
Sc3N@C80 and La@C82 doped graphene for a new class of optoelectronic devices
This is the Author Manuscript version of an article presenting high-performance hybrid graphene photodetectors prepared with endohedral fullerenes deposited on graphene using electrophoretic methods for the first time.
Date:
December 19, 2019
Creator:
Jayanand, Kishan; Min, Misook; Chugh, Srishti; Kaul, Anupama; Adhikari, Nirmal & Echegoyen, Luis
System:
The UNT Digital Library
Inkjet printing of liquid-exfoliated, highly conducting graphene/poly(3,4 ethylenedioxythiophene):poly(styrenesulfonate) nanosheets for organic electronics
In this article, highly dispersive graphene inks are demonstrated by liquid-phase exfoliation of the bulk graphite crystal in the solvent N-methyl-2-pyrrolidone (NMP).
Date:
May 4, 2017
Creator:
Desai, Jay A.; Biswas, Chandan & Kaul, Anupama
System:
The UNT Digital Library
Investigation of structural morphology and electrical properties of graphene-C₆₀ hybrids
This article reports on the electrophoretic deposition of C₆₀ on graphene. The results suggest that graphene based C₆₀ structures are attractive as flexible transparent electrodes and are excellent electron accepting/charge transport materials for the construction of efficient photovoltaic devices.
Date:
May 2, 2017
Creator:
Chugh, Srishti; Biswas, Chandan; Echegoyen, Luis & Kaul, Anupama
System:
The UNT Digital Library
Polydimethylsiloxane and polyisoprene-based graphene composites for strain-sensing
In this article, different composite materials have been developed and characterized for different applications in the health science field and as optoelectromechanical sensors.
Date:
March 31, 2017
Creator:
Catalan Gonzalez, Jorge Alfredo & Kaul, Anupama
System:
The UNT Digital Library
Distributed Middleware of Large-Scale Wireless Networks
Article introduces a special issue of the International Journal of Distributed Sensor Networks.
Date:
October 22, 2013
Creator:
Xu, Chaonong; Xu, YongJun; Li, Xinrong; Zhu, Hongsong & Han, Guangjie
System:
The UNT Digital Library
Breaking the MDS-PIR Capacity Barrier via Joint Storage Coding
Paper explores the possibility of the capacity of private information retrieval (PIR) from databases coded using maximum distance separable (MDS) codes to be broken through joint encoding and storage of messages.
Date:
August 22, 2019
Creator:
Sun, Hua & Tian, Chao
System:
The UNT Digital Library
A Novel Topology Link-Controlling Approach for Active Defense of Nodes in Networks
This article proposes a novel topology link control technique and mitigation attacks in real-time environments.
Date:
March 9, 2017
Creator:
Li, Jun; Hu, HanPing; Ke, Qiao & Xiong, Naixue
System:
The UNT Digital Library
Adaptación de un modelo de claros para el estudio de la dinámica de un bosque estacional en los llanos occidentales de Venezuela
Article discussing the adaptation of a gap model to the study of the dynamics of a seasonal forest in the western plains of Venezuela.
Date:
2010
Creator:
Angulo, Hirma Ramírez; Acevedo, Miguel F.; Ataroff, Michele & Torres-Lezama, Armando
System:
The UNT Digital Library
An innovative project and design oriented electrical engineering curriculum at the University of North Texas
Article discussing an innovative project and design oriented electrical engineering curriculum at the University of North Texas.
Date:
December 2013
Creator:
Garcia, Oscar N.; Varanasi, Murali R.; Acevedo, Miguel F. & Guturu, Parthasarathy
System:
The UNT Digital Library
Interdisciplinary progress in food production, food security and environment research
Article discussing interdisciplinary progress in food production, food security and environment research.
Date:
2011
Creator:
Acevedo, Miguel F.
System:
The UNT Digital Library
Seasonal variations of biogeochemical matter export along the Langtang-Narayani river system in central Himalaya
Article describes study in which weathering and suspended matter fluxes of the Langtang Narayani river system in central Nepal Himalaya were investigated at 16 stations for one year, based on monthly water sampling in the lower reaches and bi-monthly in higher elevation areas, to determine temporal variations of weathering fluxes along an elevation profile between 169 and 3989 m asl.
Date:
July 7, 2018
Creator:
Bhatt, Maya P.; Hartmann, Jens & Acevedo, Miguel F.
System:
The UNT Digital Library
Carbon Nanomaterials for Optical Absorber Applications
Article describing optical absorbers based on vertically aligned multi-walled carbon nanotubes (MWCNTs), synthesized using electric-field assisted growth that show an ultra-low reflectance, 100X lower compared to the benchmark, a diffuse metal black - Au-black - from wavelength λ ~ 350 nm – 2500 nm.
Date:
December 28, 2011
Creator:
Kaul, Anupama; Coles, James; Megerian, Krikor; Eastwood, Michael; Green, Robert; Pagano, Thomas et al.
System:
The UNT Digital Library
Tuneable complementary metamaterial structures based on graphene for single and multiple transparency windows
Article describes a study examining novel graphene-based tunable plasmonic metamaterials featuring single and multiple transparency windows.
Date:
August 22, 2014
Creator:
Ding, Jun; Arigong, Bayaner; Ren, Han; Zhou, Mi; Shao, Jin; Lu, Meng et al.
System:
The UNT Digital Library