Center for Energy Harvesting Materials and Systems (CEHMS)
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CEHMS center members specialize in materials, structural dynamics, electronics and storage covering micro-scale to macro-scale systems. CEHMS consortiums accomplishes excellence in energy harvesting research by: Conducting industry-driven projects with an objective of transitioning the laboratory prototypes into commercial products Developing state-of-the laboratories across the multiple partner institutions with access to most relevant equipment’s Bringing national and international expertise together to address challenges from materials level to system design Hiring a talented pool of undergraduate and graduate students, post docs, and technical staff. CEHMS is an education consortium and applied research center consisting of: Three major research universities Over a dozen member organizations from economic sectors in the commercial, military and government areas The National Science Foundation (NSF I/UCRC)
Collections in this community
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Center Publications, Center for Energy Harvesting Materials and Systems (CEHMS) [7]
Newsletters, annual reports, and other center publications -
Scholarly Works, Center for Energy Harvesting Materials and Systems (CEHMS) [61]
Research articles, presentations, and other scholarship
Recent Submissions
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High-Efficiency Skutterudite Modules at a Low Temperature Gradient
(MDPI, 2019-11-11)Thermoelectric skutterudite materials have been widely investigated for their potential application in mid-temperature waste heat recovery that has not been efficiently utilized A large amount of research has focused on ... -
Piezoelectric and Magnetoelectric Thick Films for Fabricating Power Sources in Wireless Sensor Nodes
(MDPI, 2009-08-17)In this manuscript, we review the progress made in the synthesis of thick film-based piezoelectric and magnetoelectric structures for harvesting energy from mechanical vibrations and magnetic field. Piezoelectric compositions ... -
Anisotropic self-biased dual-phase low frequency magneto-mechano-electric energy harvesters with giant power densities
(AIP Publishing, 2014-04-02)We report the physical behavior of self-biased multi-functional magneto-mechanoelectric (MME) laminates simultaneously excited by magnetic and/or mechanical vibrations. The MME laminates composed of Ni and single crystal ... -
Ultra-high performance wearable thermoelectric coolers with less materials
(Springer Nature, 2019-04-16)Thermoelectric coolers are attracting significant attention for replacing age-old cooling and refrigeration devices. Localized cooling by wearable thermoelectric coolers will decrease the usage of traditional systems, ... -
Giant piezoelectric voltage coefficient in grain-oriented modified PbTiO3 material
(Springer Nature, 2016-10-11)A rapid surge in the research on piezoelectric sensors is occurring with the arrival of the Internet of Things. Single-phase oxide piezoelectric materials with giant piezoelectric voltage coefficient (g, induced voltage ... -
Colossal tunability in high frequency magnetoelectric voltage tunable inductors
(2018-11-27)The electrical modulation of magnetization through the magnetoelectric effect provides a great opportunity for developing a new generation of tunable electrical components. Magnetoelectric voltage tunable inductors (VTIs) ... -
Giant strain with ultra-low hysteresis and high temperature stability in grain oriented lead-free K0.5Bi0.5TiO3-BaTiO3-Na0.5Bi0.5TiO3 piezoelectric materials
(Springer Nature, 2015-02-26)We synthesized grain-oriented lead-free piezoelectric materials in (K0.5Bi0.5TiO3-BaTiO3-xNa(0.5)Bi(0.5)TiO(3) (KBT-BT-NBT) system with high degree of texturing along the [001]c (c-cubic) crystallographic orientation. We ... -
Lead-free epitaxial ferroelectric material integration on semiconducting (100) Nb-doped SrTiO3 for low-power non-volatile memory and efficient ultraviolet ray detection
(Springer Nature, 2015-07-23)We report lead-free ferroelectric based resistive switching non-volatile memory (NVM) devices with epitaxial (1-x)BaTiO3-xBiFeO(3) (x = 0.725) (BT-BFO) film integrated on semiconducting (100) Nb (0.7%) doped SrTiO3 (Nb: ... -
A new method for achieving enhanced dielectric response over a wide temperature range
(Springer Nature, 2015-10-19)We report a novel approach for achieving high dielectric response over a wide temperature range. In this approach, multilayer ceramic heterostructures with constituent compositions having strategically tuned Curie points ... -
Room temperature ferromagnetic resonance in hetero-epitaxial BTO-BFO/LSMO magnetoelectric composite
(American Institute of Physics, 2018-10-30)We synthesized epitaxial BTO-BFO heterostructure with decreased leakage and simultaneously improved the multiferroic properties. This study provides new direction for ferromagnetic resonance studies, in high quality BTO-BFO ... -
Thermo-Magneto-Electric Generator Arrays for Active Heat Recovery System
(Springer Nature, 2017-02-01)Continued emphasis on development of thermal cooling systems is being placed that can cycle low grade heat. Examples include solar powered unmanned aerial vehicles (UAVs) and data storage servers. The power efficiency of ... -
Compositionally Graded Multilayer Ceramic Capacitors
(Springer Nature, 2017-09-27)Multilayer ceramic capacitors (MLCC) are widely used in consumer electronics. Here, we provide a transformative method for achieving high dielectric response and tunability over a wide temperature range through design of ... -
Correlation between tunability and anisotropy in magnetoelectric voltage tunable inductor (VTI)
(Springer Nature, 2017-11-22)Electric field modulation of magnetic properties via magnetoelectric coupling in composite materials is of fundamental and technological importance for realizing tunable energy efficient electronics. Here we provide ... -
Optimization of segmented thermoelectric generator using Taguchi and ANOVA techniques
(Springer Nature, 2017-12-01)Recent studies have demonstrated that segmented thermoelectric generators (TEGs) can operate over large thermal gradient and thus provide better performance (reported efficiency up to 11%) as compared to traditional TEGs, ... -
Biomimetic and Live Medusae Reveal the Mechanistic Advantages of a Flexible Bell Margin
(PLOS, 2012-11-07)Flexible bell margins are characteristic components of rowing medusan morphologies and are expected to contribute towards their high propulsive efficiency. However, the mechanistic basis of thrust augmentation by flexible ... -
Discovery and ramifications of incidental Magnéli phase generation and release from industrial coal-burning
(Nature Publishing Group, 2017-01-12)Coal, as one of the most economic and abundant energy sources, remains the leading fuel for producing electricity worldwide. Yet, burning coal produces more global warming CO2 relative to all other fossil fuels, and it is ... -
Flexible Margin Kinematics and Vortex Formation of Aurelia aurita and Robojelly
(PLOS, 2014-06-06)The development of a rowing jellyfish biomimetic robot termed as “Robojelly”, has led to the discovery of a passive flexible flap located between the flexion point and bell margin on the Aurelia aurita. A comparative ... -
Cyanea capillata Bell Kinematics Analysis through Corrected In Situ Imaging and Modeling Using Strategic Discretization Techniques
(PLOS, 2014-12-26)Obtaining accurate kinematic data of animals is essential for many biological studies and bio-inspired engineering. Many animals, however, are either too large or too delicate to transport to controlled environments where ... -
Combinatory Finite Element and Artificial Neural Network Model for Predicting Performance of Thermoelectric Generator
(MDPI, 2018-08-24)Thermoelectric generators (TEGs) are rapidly becoming the mainstream technology for converting thermal energy into electrical energy. The rise in the continuous deployment of TEGs is related to advancements in materials, ... -
High efficiency planar-type perovskite solar cells with negligible hysteresis using EDTA-complexed SnO2
(Springer Nature, 2018-08-13)Even though the mesoporous-type perovskite solar cell (PSC) is known for high efficiency, its planar-type counterpart exhibits lower efficiency and hysteretic response. Herein, we report success in suppressing hysteresis ...
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