Results 201 to 210 of about 1,036,671 (297)

Hydro‐ and Lipophilicity of Molecular‐Size‐Controlled Hydrogel Drug Carriers

open access: yesAdvanced Materials Technologies, EarlyView.
We investigate nano‐sized hydrogel drug carriers with tailored hydro‐ and lipophilicity. We design their encapsulation and structure‐forming capabilities and follow them in real time during fabrication using time‐resolved and in situ grazing incidence x‐ray scattering.
Elisabeth Erbes   +21 more
wiley   +1 more source

Secure edge-based IoMT framework for ICU monitoring with TinyML and post-quantum cryptography. [PDF]

open access: yesSci Rep
Khan UH   +5 more
europepmc   +1 more source

Classical Cryptography to Quantum Cryptography

open access: yes
This is the third wave of the digital age and cryptography is the science and backbone of secure communication. Everything from your public database to sensitive information needs to be protected from any potential eves dropping and threats. The rapid research and growth in quantum computing seems very fascinating but it can be a big threat to the ...
openaire   +2 more sources

Photodoping in Wide‐Bandgap Perovskite Solar Cells With MXenes

open access: yesAdvanced Optical Materials, EarlyView.
Ultrafast tandem spectroscopy and DFT modeling reveal the separate dynamics and the imbalance of electrons and holes in wide bandgap perovskite solar cells with MXene incorporation. The enhanced photoconversion performances of the devices are traced to photodoping, with selective hole trapping and suppressed recombination of electrons.
Angelica Simbula   +17 more
wiley   +1 more source

Stirring‐Induced Modulation of NIR Emission in Tm3+‐Doped Nanoparticles: Evidence of Apparent Risetime Sensitivity

open access: yesAdvanced Optical Materials, EarlyView.
Motion was found to induce significant variation in the luminescence intensity ratio of NIR‐emitting Tm3+‐doped NaYbF4 nanoparticles, which has been ascribed to the population dynamics of the Tm3+ ion's excited states. These findings provide the groundwork for the design of motion nanosensors that can operate in environments not accessible with UV–vis ...
York Estewin Serge‐Correales   +4 more
wiley   +1 more source

Acetylene Functionalization of Multiple‐Resonant Materials Enabling Strong Two‐Photon Absorption and Delayed Luminescence With Highly Efficient Exciplex‐Sensitized Electroluminescence

open access: yesAdvanced Optical Materials, EarlyView.
Multiple‐resonance thermally activated delayed fluorescent (MR‐TADF) material absorbs two near‐infrared 760 nm photons with cross‐section up to 156 GM, emit 26 nm narrowband green light at 491 nm with unity luminescence quantum yield and electroluminescence efficiency up to 25.2% in organic light‐emitting diode.
Ikechukwu D. Nwosu   +12 more
wiley   +1 more source

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