Results 81 to 90 of about 215,935 (334)

Multimodal Locomotion: Next Generation Aerial–Terrestrial Mobile Robotics

open access: yesAdvanced Intelligent Systems, EarlyView., 2023
Aerial–terrestrial robots can achieve efficient energy consumption and robust environmental interaction by adding morphological features, adapting forms for locomotion transitions, and integrating multiple platforms. This next generation of mobile robots advances real‐world robotic deployment for operations with complex tasks and tackle environments ...
Jane Pauline Ramirez, Salua Hamaza
wiley   +1 more source

Analysis of simple 2-D and 3-D metal structures subjected to fragment impact [PDF]

open access: yes, 1977
Theoretical methods were developed for predicting the large-deflection elastic-plastic transient structural responses of metal containment or deflector (C/D) structures to cope with rotor burst fragment impact attack.
Rodal, J. J. A.   +3 more
core   +1 more source

Random Oracles in a Quantum World [PDF]

open access: yes, 2011
The interest in post-quantum cryptography - classical systems that remain secure in the presence of a quantum adversary - has generated elegant proposals for new cryptosystems.
C.H. Bennett   +25 more
core   +3 more sources

Collision Attack on 5 Rounds of Grøstl [PDF]

open access: yes, 2015
In this article, we describe a novel collision attack for up to 5 rounds of the Grostl hash function. This significantly improves upon the best previously published results on 3 rounds. By using a new type of differential trail spanning over more than one message block we are able to construct collisions for Grostl-256 on 4 and 5 rounds with complexity
Florian Mendel   +2 more
openaire   +2 more sources

State‐of‐the‐Art, Insights, and Perspectives for MOFs‐Nanocomposites and MOF‐Derived (Nano)Materials

open access: yesAdvanced Materials, EarlyView.
Different approaches to MOF‐NP composite formation, such as ship‐in‐a‐bottle, bottle‐around‐the‐ship and in situ one‐step synthesis, are used. Owing to synergistic effects, the advantageous features of the components of the composites are beneficially combined, and their individual drawbacks are mitigated.
Stefanos Mourdikoudis   +6 more
wiley   +1 more source

Protein‐Like Polymers Targeting Keap1/Nrf2 as Therapeutics for Myocardial Infarction

open access: yesAdvanced Materials, EarlyView.
We describe a Keap1 targeting protein‐like polymer (PLP) which activates Nrf2, an important cytoprotective transcription factor for relieving myocardial infarction‐induced oxidative stress. This PLP increases cell survival in vitro in multiple relevant cardiac cell types and elicits pro‐reparative responses, improving cardiac function in a preclinical ...
Joshua M. Mesfin   +17 more
wiley   +1 more source

Numerical Calculation of Aerodynamic Characteristics of Low-Speed Aircraft under Heavy Rainfall Conditions [PDF]

open access: yesHangkong bingqi
Aiming at the aerodynamic characteristics of a low-speed aircraft in a rainstorm environment, an adapted numerical computation scheme is constructed based on the computational fluid dynamics method, taking into account the continuous-phase control ...
Yuan Peijun, Chang Sijiang, Dai Yuewei, Zhang Jialiang
doaj   +1 more source

Quantum collision finding for homomorphic hash functions [PDF]

open access: yesarXiv, 2021
Hash functions are a basic cryptographic primitive. Certain hash functions try to prove security against collision and preimage attacks by reductions to known hard problems. These hash functions usually have some additional properties that allow for that reduction.
arxiv  

Heterostructured Electrocatalysts: from Fundamental Microkinetic Model to Electron Configuration and Interfacial Reactive Microenvironment

open access: yesAdvanced Materials, Volume 37, Issue 15, April 16, 2025.
Heterostructures have emerged as advanced electrocatalysts to convert earth‐abundant simple molecules into high‐value‐added products. On the basis of atomistic understanding to accelerate the electrochemical processes, the architecture of heterostructured electrocatalysts is comprehensively discussed from the point of view of modulating electronic ...
Yun Li   +3 more
wiley   +1 more source

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