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Surface Charge-Driven Nanoengineering of Monodisperse Carbon Nanospheres with Tunable Surface Roughness
carbon nanospheres interfacial assembly surface charge surface roughness water dispersity
2023/6/19
Direct pyrolysis of polymer nanospheres usually leads to severe particle aggregation, uncontrolled surface morphology, and poor solvent dispersibility of the carbonaceous analogues. The successful man...
LiMII(IO3)3 (MII = Zn and Cd): Two Promising Nonlinear Optical Crystals Derived from a Tunable Structure Model of α‐LiIO3（图）
非线性 光学晶体 LiMII
2019/10/10
Excellent nonlinear optical materials simultaneously meet the requirements of large SHG response, phase‐matching capability, wide transparency windows, considerable energy band‐gap, good thermal stabi...
New Technique Produces Tunable,Nanoporous Materials（图）
New Technique Produces Tunable Nanoporous Materials
2017/10/26
A collaborative group of researchers including Petr Kral, professor of chemistry at the University of Illinois at Chicago, describe a new technique for creating novel nanoporous materials with unique ...
MechSE researchers demonstrate tunable wetting and adhesion of graphene
MechSE researchers tunable wetting adhesion of graphene
2016/7/7
Researchers from the University of Illinois at Urbana-Champaign have demonstrated doping-induced tunable wetting and adhesion of graphene, revealing new and unique opportunities for advanced coating m...
Stochastic Optimization of Floating Point Programs with Tunable Precision
64-bit x86 x86-64, Binary Markov Chain Monte Carlo MCMC Stochastic Search SMT Floating-Point Precision
2016/5/24
The aggressive optimization of floating-point computations is an important problem in high-performance computing. Unfortunately,floating-point instruction sets have complicated semantics that often fo...
Researchers at the Harvard John A. Paulson School of Engineering and Applied Sciences have developed a technique that can quickly change the opacity of a window, turning it cloudy, clear or...
University of Cincinnati and International Industry Partners Develop Low-Cost,'Tunable' Window Tintings
University of Cincinnati International Industry Partners Develop Low-Cost Tunable Window Tintings
2015/6/10
A partnership between the University of Cincinnati, Hewlett Packard, and EMD/Merck Research Labs has resulted in a patent-pending breakthrough in 'tunable' window tintings. The breakthrough means trad...
Design of a Tunable Integrated Roofing Filter for LTE Bands
Roofing Filter Tunable LTE Varactors Passive Filter
2014/12/8
The advent of new standards in wireless communication like the Long Term Evolution (LTE) has resulted in a need for newer and better design of receivers for wireless communication systems, the first s...
An integrated tunable C band laser fabricated in a commercial CMOS foundry is discussed. The laser is embedded in the silicon chip, and is hermetically sealed. Preliminary optical characterization res...
Wavelength-tunable QAM Synthesis by Direct Modulation of Injection-locked Fabry-Perot Semiconductor Lasers
Wavelength-tunable QAM Synthesis Direct Modulation Injection-locked Fabry-Perot Semiconductor Lasers
2014/11/6
A new scheme for direct and tunable (30nm shown here) QAM synthesis from binary RF data streams is demonstrated with up to 48Gbit/s QPSK, including propagation over 75km SMF-28. Preliminary 16QAM (60G...
Two-Dimensional Chalcogenide Nanoplates as Tunable Metamaterials via Chemical Intercalation
Two-dimensional materials chalcogenides plasmonics photonics EELS
2014/8/6
New plasmonic materials with tunable proper ties are in great need for nanophotonics and metamaterials applications. Here we present two-dimensional layered, metal chalcogenides as tunable metamateria...
New 'tunable' semiconductors will allow better detectors, solar cells
New 'tunable' semiconductors allow better detectors solar cells
2014/4/13
One of the great problems in physics is the detection of electromagnetic radiation – that is, light – which lies outside the small range of wavelengths that the human eye can see. Think X-rays, for ex...
New 'tunable' semiconductors will allow better detectors, solar cells
New 'tunable' semiconductors allow better detectors solar cells
2014/4/13
One of the great problems in physics is the detection of electromagnetic radiation – that is, light – which lies outside the small range of wavelengths that the human eye can see. Think X-rays, for ex...
Large Area Metal Nanowire Arrays with Tunable Sub-20 nm Nanogaps
metal nanowire arrays top-down nanofabrication nanoelectrodes metal nanograting plasmonic substrates
2013/2/25
We report a new top-down nanofabrication technology to realize large area metal nanowire (m-NW) arrays with tunable sub-20 nm separation nanogaps without the use of chemical etching or milling of the ...
Tunable Reflection Bands and Defect Modes in One-Dimensional Tilted Photonic Crystal Structure
Photonic Crystal Structure Photonic Band Gap (PBG) Omnidirectional Reflector Tilted PC Structure De-fect Modes
2012/9/28
We show theoretically that range of reflection bands and defect modes inside the band gap can be tuned by using a one-dimensional tilted photonic crystal (TPC) structure. A TPC structure is similar to...