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Article
Graphene membranes with pyridinic nitrogen at pore edges for high-performance CO2 capture
Membranes based on a porous two-dimensional selective layer offer the potential to achieve exceptional performance to improve energy efficiency and reduce the cost for carbon capture. So far, separation from t...
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Article
Open AccessUnit-cell-thick zeolitic imidazolate framework films for membrane application
Zeolitic imidazolate frameworks (ZIFs) are a subset of metal–organic frameworks with more than 200 characterized crystalline and amorphous networks made of divalent transition metal centres (for example, Zn2+ and...
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Article
Open AccessSubcycle surface electron emission driven by strong-field terahertz waveforms
The advent of intense terahertz (THz) sources opened a new era when the demonstration of the acceleration and manipulation of free electrons by THz pulses became within reach. THz-field-driven electron emissio...
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Article
Unraveling complex performance-limiting factors of brominated ITIC derivative: PM6 organic solar cells by using time-resolved measurements
Organic solar cells (OSCs) composed of a polymer and nonfullerene acceptor (NFA) have achieved dramatic improvements in power conversion efficiency (PCE), while the roles of many contributing factors are still...
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Article
Open AccessNovel three-body nano-abrasive wear mechanism
Current three-body abrasive wear theories are based on a macroscale abrasive indentation process, and these theories claim that material wear cannot be achieved without damaging the hard mating surface. In thi...
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Article
The effect of flame retardant-modified sepiolite nanofibers on thermal degradation and fire retardancy of low-density polyethylene
Flame retardant-modified sepiolite nanofiber (PSPHD-SEP) was fabricated through chemical grafting by introducing intumescent flame retardant oligomer (PSPHD) onto the surface of sepiolite fiber. Various sepiol...
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Article
Open AccessNear-field surface plasmons on quasicrystal metasurfaces
Excitation and manipulation of surface plasmons (SPs) are essential in develo** cutting-edge plasmonic devices for medical diagnostics, biochemical spectroscopy and communications. The most common approach i...
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Article
Open AccessA Broadband THz-TDS System Based on DSTMS Emitter and LTG InGaAs/InAlAs Photoconductive Antenna Detector
We demonstrate a 4-f terahertz time-domain spectroscopy (THz-TDS) system using an organic crystal DSTMS as the THz emitter and a low temperature grown (LTG) InGaAs/InAlAs photoconductive antenna as the receive...
