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With the continued development of semiconductor technology, it is now possible to fabricate nano-scale material structures called Quantum Dots (QDs). The properties of QDs have earned them the charac...
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Wei Li, Samuel Belling, Heather Cihak | T180055US02

Technology

Nitride Based Light-Emitting Diodes with Reduced Efficiency Droop

Blue and UV light-emitting diodes (LEDs) are key to modern, energy-saving lighting and are used in a range of applications including efficient home, farm and building lighting, high-speed networking, ...
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Zhenqiang Ma, Dong Liu | P180227US01

Technology

Carbon Nanotube Vacuum Field Emission Transistor Design for Large-Scale Manufacturing

Most present-day electronics are made with solid-state transistors constructed of semiconducting materials, such as silicon. This solid-state technology largely replaced the prior use of vacuum tubes ...
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Charles Nelson, Harold Evensen | T170007US02

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

New Method for Direct Patterning in Block Copolymer Lithography

Most microelectronic devices are fabricated using top-down processes such as photolithography. Current top-down processes face growing limitations as the demand for smaller scale applications increase...
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Padma Gopalan, Eungnak Han | P100296US02

Technology

Vertical Cavity Light Sources Based on Stacked Membranes

Improvements in technologies such as cell phones, laptops and small digital electronics are the result of the increasing capability of electronics and photonics. However, there is a continuing need fo...
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Zhenqiang Ma, Weidong Zhou | P08398US

Technology

Block Copolymers for Sub-10 Nanometer Lithography

Block copolymer (BCP) lithography is one of the most powerful technologies of the digital electronics era, allowing millions of nanoscale components to be fabricated on a single chip. BCPs are made o...
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Padma Gopalan, Xiang Yu, Myungwoong Kim, Daniel Sweat | P140025US01

Technology

Flexible MOSFET Phototransistors Maximize Light Sensing

Photodetectors convert light signals into electrical signals and are indispensible components in most optoelectronic applications. These devices comprise various designs and materials. In recent years...
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Zhenqiang Ma, Jung-Hun Seo | P160090US01

Technology

Single-Crystal Halide Perovskite Nanowires with Superior Performance

Semiconductor nanowire lasers are promising building blocks in state-of-the-art photonic and optoelectronic devices due to their advantageous properties – including ultracompact size, efficient wave...
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Song Jin, Yongping Fu, Fei Meng | P160053US01

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

Improved Method to Create and Transfer Nanoscale Patterns Using Self-Assembling Block Copolymers

The development of nanoscale components is becoming increasingly important as complex electromechanical, chemical and biological nanodevices are engineered to fulfill specific responsibilities in indu...
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Paul Nealey, Shengxiang Ji | P08196US