Results 221 to 230 of about 16,866 (296)

Photothermal spectroscopy on-chip sensor for the measurement of a PMMA film using a silicon nitride micro-ring resonator and an external cavity quantum cascade laser. [PDF]

open access: yesNanophotonics
Ricchiuti G   +9 more
europepmc   +1 more source

InP-based quantum cascade lasers monolithically integrated onto silicon

open access: gold, 2018
Rowel Go   +14 more
openalex   +1 more source

A Platinum (II) Polyyne Oligomers Donor for Efficient Ternary Organic Solar Cells

open access: yesSolar RRL, EarlyView.
Platinum (II) polyyne oligomers P5 are used as a donor in a ternary organic solar cell. The average power conversion efficiency of 16% surpasses the international record for [Pt] (II) polyyne oligomers. PC71BM speeds up the rise time for electron transfer and slows down the recombination time.
Abdel Aziz Wayzani   +10 more
wiley   +1 more source

Phase locking of a 15 Terahertz quantum cascade laser and use as a local oscillator in a heterodyne HEB receiver

open access: gold, 2009
D. Rabanus   +9 more
openalex   +1 more source

Nanomaterials' Multigenerational Effects by Single and Joint Exposure in Non‐mammalian Models

open access: yesEnvironmental Toxicology, EarlyView.
ABSTRACT Nanotoxicology has mainly focused on single‐generation studies, leaving multigenerational toxicity underexplored. Having animal welfare recently gained importance, we aimed to provide the state‐of‐the‐art of knowledge about multigenerational effects in non‐mammalian models in the case of nanomaterials (NM) single and joint exposure to other ...
Andy Joel Taipe Huisa   +9 more
wiley   +1 more source

Research advances in the applications of mitochondria‐targeted cyanine dyes in imaging

open access: yesVIEW, EarlyView.
Near‐infrared (NIR) fluorescence imaging, a novel non‐invasive diagnostic tool, plays a crucial role in the imaging and monitoring of solid tumors. At its core are NIR fluorescent dyes, which are widely utilized due to their ability to minimize tissue autofluorescence interference, thereby significantly enhancing the signal‐to‐noise ratio (SNR) and ...
Hongye Liao   +8 more
wiley   +1 more source

Semiconducting Quasi One‐Dimensional (PbBr2)[Pb2P14]2, a Lead Bromide Adduct and Violet Phosphorus Derivative

open access: yesZeitschrift für anorganische und allgemeine Chemie, EarlyView.
The quasi‐one‐dimensional semiconductor Pb5Br2P28 was examined in terms of its structural and electronic properties. Single‐crystal X‐ray diffraction (SC‐XRD) and Raman spectroscopy support its description as neutral [Pb2P14] and [PbBr2] units. Combined with its semiconducting properties and high flexibility, Pb5Br2P28 emerges as a promising candidate ...
Kathrin Vosseler   +2 more
wiley   +1 more source

Enhancing the vase life of cut roses through spectral optimisation during greenhouse cultivation

open access: yesAnnals of Applied Biology, EarlyView.
Here, we examined three red‐to‐blue (R:B) light emitting diode (LED) ratios (90:10, 80:20 and 70:30) in two cut rose cultivars. All treatments enhanced photosynthesis, with 90:10 showing the strongest effects—raising chlorophyll, carotenoids, anthocyanins and carbohydrate levels, and extending vase life by up to 30%.
Maryam Davarzani   +6 more
wiley   +1 more source

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