Results 81 to 90 of about 5,402,025 (273)

Cryptographic Puzzles and Complex Systems

open access: yes, 2021
A puzzle lies behind password authentication (PA) and blockchain proof of work (PoW). A cryptographic hash function is commonly used to implement them. The potential problem with secure hash functions is their complexity and rigidity.
Vuckovac, Rade
core   +1 more source

Probing Electrocatalyst Design for Product Selectivity in CO2 Reduction

open access: yesAdvanced Science, EarlyView.
Selective CO2 electroreduction is controlled by catalyst structure, dynamic surface reconstruction, adsorbate interactions, and reaction microenvironment. This review summarizes Cu‐ and non‐Cu‐based catalysts, single‐atom and molecular systems, degradation pathways, and operando/computational strategies for steering CO2RR toward hydrocarbons ...
Suvodeep Sen   +5 more
wiley   +1 more source

Bending‐Stable Pressure Sensor Based on Natural Wood Nanofibers for Ultra‐Low Detection Limit

open access: yesAdvanced Science, EarlyView.
A wood nanofiber‐based flexible pressure sensor with intrinsic bending‐stable performance is developed through a porous electrospun architecture and interdigital electrode design. The device exhibits an ultra‐low detection limit and stable operation under deformation for physiological monitoring and spatial sensing, providing a sustainable strategy for
Xu Zeng   +7 more
wiley   +1 more source

A Type of RA in Complex Sentences

open access: yesLiterary Arts, 2010
Rā is one of the prepositions in Farsi language that is used frequently in order to relate grammatical objects. Farsi grammar books mention various meanings and uses for the preposition Rā.
Zohre Moshaveri
doaj  

USE OF RUSSIAN RIDDLES IN COMPLEX SENTENCES

open access: yes, 2021
The article deals with the problem of using riddles in complex sentences. In particular, the use of riddles in non-union, complex and complex sentences is considered.
Shatova Irina Yurievna
core  

The syntax of complex sentences in Sinhalese. [PDF]

open access: yes, 1973
This thesis discusses the syntax of complex sentences in Sinhalese within the framework of a generative transformational theory of grammar as outlined in Chomsky (1957), and since developed by him and others.
Fernando, Madra S.
core   +1 more source

Tailored Covalent Organic Frameworks Enable the Encapsulation of Living Cells to Produce Rare Ginsenoside

open access: yesAdvanced Science, EarlyView.
This work reports the in situ fabrication of Escherichia coli@covalent organic frameworks (E. coli@COFs) in phosphate‐buffered saline. The COFs form an exoskeleton on E. coli, protecting intracellular β‐glucosidase (Ssbgl) while enhancing mass transfer.
Fengmei Liu   +6 more
wiley   +1 more source

COMPLEX SUBJECT SENTENCES WITH INTERPOSITIVE SUBORDINATE CLAUSE IN MEDICAL TEXTS (BASED ON OTORHINOLARYNGOLOGY)

open access: yesSovremennye Issledovaniâ Socialʹnyh Problem, 2019
State of the problem. Existing approaches to the linguistic analysis of complex sentences require rethinking as the classic comprehension of the role of interposition in the syntax of the complex sentence semantically and meaningfully limits it ...
Valentina Mikhaylovna Mirzoeva   +2 more
doaj   +1 more source

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