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50 Results for 'Components & materials'
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Technology
Metal-Organic Pulsed Laser Deposition For Stoichiometric Complex Oxide Thin Films
Methods and systems for forming complex oxide films are provided. Also provided are complex oxide films and heterostructures made using the methods and electronic devices incorporating the complex oxi...
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Chang-Beom Eom, Jungwoo Lee | P170257US01
Technology
Seeded Solid-Phase Crystallization Of Transparent Conducting Vanadate Perovskites
Transparent, electrically conductive vanadium oxide-based perovskite films and methods of making the vanadium oxide-based perovskite films are provided. Transparent conducting vanadate perovskites are...
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Paul Evans, Thomas Kuech, Donald Savage, Yajin Chen, Samuel Marks | P190259US02
Technology
Vanadium Dioxide Design Solution for Ultrafast Switches
The unique properties of vanadium dioxide (VO2) mean it could one day outperform silicon and enable next-generation, ultralow-power devices. A key advantage of this material is that above 341 kelvin �...
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Chang-Beom Eom, Daesu Lee | P170254US01
Technology
Next-Generation Electronics: Realizing 2-D Hole Gas in Oxide Materials
The discovery of two-dimensionally confined charge carriers has opened an exciting field of new research and various device applications. In particular, two-dimensional electron gas (2DEG) is used in ...
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Chang-Beom Eom, Hyungwoo Lee | P170256US01
Technology
Hybrid Heterostructure Light-Emitting Devices
Conventional light-emitting diodes (LEDs) are made of an upper ‘p-type’ layer, a middle ‘intrinsic region’ and a bottom ‘n-type’ layer. Such layered structures are called PIN diodes. Curre...
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Zhenqiang Ma, Jung-Hun Seo | P140343US01
Technology
Antenna-Based Power Generation with Nanoscale Rectifying Elements
“Rectennas” are antennas that can receive radio signals and rectify them to generate electrical power for wireless power transfer. Potential applications for rectennas range from large-scale power...
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Robert Blick, Chulki Kim, Jonghoo Park | P100171US01
Technology
Large-Area, Nanoperforated Graphene Materials for Semiconducting Applications
Recently, interest and research in graphene has grown rapidly due to its outstanding electrical properties. Graphene, a two-dimensional carbon-based material, has high tensile strength, stiffness, opt...
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Michael Arnold, Padma Gopalan, Myungwoong Kim, Nathaniel Safron | P100012US02
Technology
Epitaxial Growth Of High Quality Vanadium Dioxide Films With Template Engineering
The unique properties of vanadium dioxide (VO2) lend it to a variety of applications in materials physics and solid-state electronics. Namely it exhibits a sharp metal-insulator transition (MIT) above...
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Chang-Beom Eom, Daesu Lee | P160069US01
Technology
Superior Nanotube Film for High Performance Field Effect Transistors
Single-walled carbon nanotubes (SWCNTs) are key building blocks for nanoscale technologies given their interesting physical and chemical properties. SWCNTs are especially promising for high speed and ...
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Michael Arnold, Padma Gopalan, Gerald Brady, Yongho Joo | P140200US01
Technology
Stretchable Transistors Using Carbon Nanotube Film
Stretchable electronics have many potential applications such as implantable biosensors, wearable devices and flexible displays. Yet critical components like transistors are still based on silicon. Ef...
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Michael Arnold, Feng Xu | P130386US01
Technology
New Biodegradable Integrated Circuits Signal the Future of E-Waste Management
Electronic waste management remains an ongoing challenge both domestically and abroad. Scrap components of electronics such as computers, cellphones and refrigerators contain high amounts of heavy met...
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Zhenqiang Ma, Yei Hwan Jung, Shaoqin Gong, Tzu-Hsuan Chang | P150290US01
Technology
Boron-Doped Diamond for Next Generation Power Electronics
Diamond is considered a good material candidate for power electronics, offering reliability, low weight and power switching efficiency. Single-crystalline diamond (SCD) has the best overall properties...
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Zhenqiang Ma, Jung-Hun Seo | P140384US01
Technology
Graphene Nanoribbons with Ultrasmooth Edges
Graphene is atomically thin carbon film with unrivaled high tech potential. One of the strongest and most conductive materials known, it is stronger than diamond but capable of bending like rubber and...
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Michael Arnold, Robert Jacobberger | P140329US01
Technology
Methods For Removing Polymer Coatings From Single-Walled Carbon Nanotubes
Single-walled carbon nanotubes (SWCNTs) have exceptional properties that make them useful in a variety of semiconducting applications such as field effect transistors (FETs), solar cells and gas senso...
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Padma Gopalan, Michael Arnold, Yongho Joo, Gerald Brady, Matthew Shea | P150061US01
Technology
Improved High-Power Transistor Amplifier for Wireless Communications
The demand for smaller wireless communication devices that use less power is growing. In particular, radio frequency identification (RFID) systems require small, low-power transmitters to label or “...
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Zhenqiang Ma, Guogong Wang, Guoxuan Qin | P08017US
Technology
Thinner Reflector Stacks for Vertical-Cavity Surface-Emitting Lasers
Distributed Bragg reflectors (DBRs) are found in photodetectors, solar cells and other optical sensors. Stacks of DBRs are incorporated in vertical-cavity surface emitting lasers (VCSELs), which are a...
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Zhenqiang Ma, Jung-Hun Seo | P140364US01
Technology
Improved Nanotube Film for Field Effect Transistors and More
Semiconducting single-walled carbon nanotubes (s-SWCNTs) are key building blocks for nanoscale technologies given their interesting physical and chemical properties. They are especially promising for ...
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Michael Arnold, Harold Evensen, Gerald Brady, Padma Gopalan, Yongho Joo | P150242US01
Technology
Zinc Oxide Thin Films Have Higher Electron Mobility
Zinc oxide (ZnO) is an inorganic semiconductor with applications in large area photovoltaics and transparent electronics. Producing zinc oxide thin films with excellent electronic properties is challe...
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Paul Evans, Josef Spalenka | P130004US02
Technology
Reusable Virtual Substrates for Growing Semiconductor Devices
‘Virtual substrates’ comprise an underlying growth substrate and one or more metamorphic buffer layers (MBLs) made of semiconductor alloy. The MBL is graded so that its lattice constant initially ...
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Thomas Kuech, Kevin Schulte, Luke Mawst, Tae Wan Kim, Brian Zutter | P130206US01
Technology
Semiconductor Interconnect Design for Small, Inexpensive, Integrated Current Sensing with Improved Reliability
Semiconductors, which regulate power flow in many modern electronic devices, use interconnects such as bond wires or lead frames to integrate different components: chip, substrate and terminals. Inter...
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Robert Lorenz, Patrick Schneider, Jonathan Hoffman | P120254US01
Technology
Improved Method for Making Thin Layers of Crystalline Materials
Semiconductors are used in the manufacture of many electronic and optoelectronic devices. In particular, compound semiconductors represent a large class of materials with composition ranges that can, ...
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Max Lagally, Boy Tanto, Deborah Paskiewicz | P110305US01
Technology
Thin Metal Oxide Films for Transparent and Flexible Electronics
Silicon is a major component in semiconductors due to its good electrical properties, reasonable cost and manufacturability. Zinc oxide is promising as a semiconductive material because it has a large...
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Xudong Wang, Zhenqiang Ma, Fei Wang, Jung-Hun Seo | P100129US01
Technology
Metal Silicide Nanowires and Methods for Their Production
As electronic gadgets continue to get smaller, tiny metal silicide nanowires may one day be used as fundamental building blocks in devices from cell phones to lasers. Metal silicides already are int...
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Song Jin, Andrew Schmitt, Yipu Song | P06215US
Technology
Strain-Engineered Ferroelectric Thin Films
Significant efforts are currently underway to create ferroelectric memory (FeRAM) devices from the materials Pb(Zr,Ti)O3 and SrBi2Ta2O9. The main disadvantages of these materials are the volatility of...
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Chang-Beom Eom, Kyoung-Jin Choi, Darrell Schlom, Long-Qing Chen | P05036US
Technology
Nano-Mechanical Computer Based on Nano-Electro-Mechanical Transistors
Conventional integrated circuits, such as complementary metal-oxide-semiconductor (CMOS) circuits, allow large numbers of transistors to be combined into electronic gates. These gates control the flow...
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Robert Blick, Robert Marsland | P07203US