Results 111 to 120 of about 1,036,671 (297)

Spiro‐Phenothiazine Hole‐Transporting Materials: Unlocking Stability and Scalability in Perovskite Solar Cells

open access: yesAdvanced Materials, EarlyView.
Fluorene‐functionalized spiro‐phenothiazine (PTZ‐Fl) exhibits strong Li+ affinity and thermal stability, enabling a PCE of 25.75% in small‐area cells and 22.07% in 25 cm2 modules. Under ISOS‐L3 conditions, PTZ‐Flbased devices retain over 80% efficiency after 1000 hours, demonstrating superior stability and scalability compared to spiro‐OMeTAD for next ...
Javier Urieta‐Mora   +17 more
wiley   +1 more source

Quantum Games and Programmable Quantum Systems [PDF]

open access: yes
Attention to the very physical aspects of information characterizes the current research in quantum computation, quantum cryptography and quantum communication. In most of the cases quantum description of the system provides advantages over the classical
Edward W. Piotrowski, Jan Sladkowski
core  

Quantum pseudoresources imply cryptography [PDF]

open access: yes
While one-way functions (OWFs) serve as the minimal assumption for computational cryptography in the classical setting, in quantum cryptography, we have even weaker cryptographic assumptions such as pseudo-random states, and EFI pairs, among others ...
Bredariol Grilo, Alex   +3 more
core   +1 more source

Quantum key distribution through quantum machine learning: a research review

open access: yesFrontiers in Quantum Science and Technology
Quantum cryptography has emerged as a radical research field aimed at mitigating various security threats in modern communication systems. The integration of Quantum Machine Learning (QML) protocols plays a crucial role in enhancing security measures ...
Krupa Purohit, Ajay Kumar Vyas
doaj   +1 more source

Strain Engineering of Magnetoresistance and Magnetic Anisotropy in CrSBr

open access: yesAdvanced Materials, EarlyView.
Biaxial compressive strain significantly enhances magnetoresistance and critical saturation fields in thin flakes of the 2D magnet CrSBr, along all three crystallographic axes. First‐principles calculations link these effects to strain‐induced increases in exchange interactions and magnetic anisotropy.
Eudomar Henríquez‐Guerra   +19 more
wiley   +1 more source

Extending Quantum Error Correction: New Continuous Measurement Protocols and Improved Fault-Tolerant Overhead [PDF]

open access: yes, 2004
Quantum mechanical applications range from quantum computers to quantum key distribution to teleportation. In these applications, quantum error correction is extremely important for protecting quantum states against decoherence.
Ahn, Charlene Sonja
core   +1 more source

Quantum Computing Paradigms Implications for Cryptography and Data Security in Information Systems [PDF]

open access: yesITM Web of Conferences
Quantum computing has the potential to transforming computational paradigms, posing both a threat and an opportunity to contemporary cryptographic systems and data security frameworks.
Kumar Bathala Naresh   +5 more
doaj   +1 more source

Artificial Intelligence‐Assisted Workflow for Transmission Electron Microscopy: From Data Analysis Automation to Materials Knowledge Unveiling

open access: yesAdvanced Materials, EarlyView.
AI‐Assisted Workflow for (Scanning) Transmission Electron Microscopy: From Data Analysis Automation to Materials Knowledge Unveiling. Abstract (Scanning) transmission electron microscopy ((S)TEM) has significantly advanced materials science but faces challenges in correlating precise atomic structure information with the functional properties of ...
Marc Botifoll   +19 more
wiley   +1 more source

Position-Based Quantum Cryptography: Impossibility and Constructions [PDF]

open access: yes, 2010
The aim of position-based cryptography is to use the geographical position of a party as its only credential. In this work, we study position-based cryptography in the quantum setting. We show that if collaborating adversaries are allowed to pre-share an
Schaffner, C.; id_orcid   +23 more
core   +4 more sources

Post Quantum Public and Private Key Cryptography Optimized for IoT Security

open access: yes, 2022
The number of Internet of Things devices is growing exponentially with the introduction of 5G. They are incorporated into a wide spectrum of devices ranging from our mobile phones to healthcare tracking devices.
Ananya Komal Singh   +8 more
core   +1 more source

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