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相关论文: A sustainable photocatalytic pathway for concurren…

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Methane (CH4) formation from photocatalytic carbon dioxide (CO2) conversion in water is currently of interest because methane is a fuel, and it can also be transformed into other useful hydrocarbons. However, achieving high selectivity to…

Recent rapid progress in efficiencies for solar water splitting by photoelectrochemical devices has enhanced its prospects to enable storable renewable energy. Efficient solar fuel generators all use tandem photoelectrode structures, and…

Microalgae can be used in the packaging sector due to their ability to synthesize bioactive compounds that are favorable in the production of biodegradable packaging. In this work, to create an alternative to plastic packaging, we studied…

生物物理 · 物理学 2024-01-19 Irem Dogruoglu , Yagmur Akarsu , Cagla Selen Sen , Onder Pekcan , Bengu Ozugur Uysal

Photoelectrochemical solar water splitting is a promising approach to convert solar energy into sustainable hydrogen fuel using semiconductor electrodes. Due to their visible light absorption properties, oxynitrides have shown to be…

We adapt the computational hydrogen electrode approach to explicitly account for photo-generated charges and use it to computationally screen for viable catalyst/co-catalyst combinations for photo-catalytic water splitting. The hole energy…

材料科学 · 物理学 2013-07-31 Harald Oberhofer , Karsten Reuter

Ammonia, a critical chemical fertilizer and a potential hydrogen carrier, can be sustainably synthesized from atmospheric nitrogen and water under ambient conditions through photocatalysis. In this study, high-entropy oxides with d0 and…

化学物理 · 物理学 2025-08-19 Thanh Tam Nguyen , Jacqueline Hidalgo-Jimenez , Kaveh Edalati

Bismuth (III) oxide (Bi2O3) has been highly studied as a photocatalyst for green hydrogen production due to its low band gap, yet its efficiency requires enhancement. This study synthesizes a defective and strained black Bi2O3 by severe…

材料科学 · 物理学 2024-12-03 Thanh Tam Nguyen , Kaveh Edalati

Hydrogen is considered a promising environmentally friendly energy carrier for replacing traditional fossil fuels. In this context, photoelectrochemical (PEC) cells effectively convert solar energy directly to H2 fuel by water…

应用物理 · 物理学 2019-03-22 Sebastiano Bellani , Maria Rosa Antognazza , Francesco Bonaccorso

In recent years, fossil-based fuels have been used to supply the energy needs of the world. Fossil-based fuels induce accumulation of the atmospheric CO2 which causes global warming. One of CO2 source is flue gas emission from the power…

生物大分子 · 定量生物学 2021-04-20 Cem Özel , Muharrem Erdem Boğoçlu , Ceren Keçeciler , Ecem Kaplan , Sevil Yücel

Materials acceleration platforms (MAPs) combine automation and artificial intelligence to accelerate the discovery of molecules and materials. They have potential to play a role in addressing complex societal problems such as climate…

Photoreduction of CO$_2$ is an important alternative approach aimed to reduce the CO$_2$ atmospheric content which is responsible of the global warming. The development of an efficient photocatalyst can strongly improve the efficiency and…

材料科学 · 物理学 2025-04-29 Onofrio Tau , Giacomo Giorgi , Riccardo Rurali

Radiative cooling by molecules is a crucial process for hydrodynamic escape, as it can efficiently remove the thermal energy driving the outflow, acquired through X-ray and extreme UV absorption. Carbon oxides, such as CO and CO2, and their…

地球与行星天体物理 · 物理学 2024-11-26 Tatsuya Yoshida , Naoki Terada , Kiyoshi Kuramoto

Greenhouse gas emissions originating from fossil fuel combustion contribute significantly to global warming, and therefore the design of novel materials that efficiently capture CO$_2$ can play a crucial role in solving this challenge.…

材料科学 · 物理学 2018-03-15 V. Ongun Özçelik , Kai Gong , Claire E. White

We investigate the photocatalytic performance of nanocomposites prepared in a one-step process by liquid-phase exfoliation of graphite in the presence of TiO$_2$ nanoparticles (NPs) at atmospheric pressure and in water, without heating or…

TiO$_2$ and SrTiO$_3$ are well known materials in the field of photocatalysis due to their exceptional electronic structure, high chemical stability, non-toxicity and low cost. However, owing to the wide band gap, these can be utilized only…

材料科学 · 物理学 2020-09-25 Manish Kumar , Pooja Basera , Shikha Saini , Saswata Bhattacharya

BiVO4, a visible-light response photocatalyst, has shown tremendous potential because of abundant raw material sources, good stability and low cost. There exist some limitations for further applicaitions due to poor capability to separate…

应用物理 · 物理学 2021-07-07 Can Fu , Baoyun Xu , Lingling Dong , Jinguo Zhai , Xuefei Wang , De-Yi Wang

Magneli phases of titanium dioxide (such as Ti4O7, Ti5O9, etc.) provide electronic properties, namely a stable metallic behavior at room temperature. In this manuscript, we demonstrate that nanoscopic Magneli phases, formed intrinsically in…

Microalgae, vital for ecological balance and economic sectors, present challenges in detection due to their diverse sizes and conditions. This paper summarizes the second "Vision Meets Algae" (VisAlgae 2023) Challenge, aiming to enhance…

Branching ratios for fragmentation channels of important meta- and unstable species are essential for a molecular-level characterization of atmospheric chemistry. Here, the molecular product channels for the decomposition dynamics of the…

化学物理 · 物理学 2026-01-21 Cangtao Yin , Markus Meuwly

Microalgae counting is used to measure biomass quantity. Usually, it is performed in a manual way using a Neubauer chamber and expert criterion, with the risk of a high error rate. This paper addresses the methodology for automatic…