Results 111 to 120 of about 8,079,181 (257)

Chiral separation of chloroalkanes with the chromatographic column onboard Martian rovers

open access: yesFEBS Letters, EarlyView.
Computer image of the Rosalind Franklin Rover of ESA's ExoMars mission. ExoMars is scheduled to land on planet Mars in Oxia Planum in 2029. This area represents an interesting spot to look for biosignatures. Investigations of ExoMars include measurement on molecular chirality. We show that chiral chloroalkanes, that have been identified on Mars, can be
Asma Merzougui   +4 more
wiley   +1 more source

Prospecting the protein design landscape

open access: yesFEBS Letters, EarlyView.
This review outlines the current state of various protein design approaches. We discuss the current possibilities enabled by recently released tools, highlight future avenues to pursue in protein design, and underscore the crucial role of key databases and resources for successful protein design workflows.
Jakob R. Riccabona   +4 more
wiley   +1 more source

Folder 6: Model engine data sheets and operating instructions, J - N, ca. 1960, 1972, 1988

open access: yes, 1960
Instructions, illustrations, and parts price list for a Dynamic Models, INC. Johnson Engines.
Dynamic Models, Inc.
core  

Situating the question of conceptual change

open access: yes, 2002
The contemporary debate regarding the question of conceptual change relates to the learning paradox in Plato’s dialogue Menon, where Menon asks how it is possible to engage in a search for knowledge of something entirely new. How is it possible to change
Haglund, Liza,   +6 more
core   +1 more source

A conceptual framework for integrating ecosystem services and social welfare into flood hazard mitigation benefit–cost analysis

open access: yesEnvironmental Research: Infrastructure and Sustainability
Flood hazard mitigation and adaptation require the evaluation of structural, nonstructural, and nature-based projects across different scenarios. Traditional assessments have focused on reducing average annual structural losses, but new methods have ...
Fahmida Akhter   +5 more
doaj   +1 more source

How do embodied experiences of asthma influence caregiver conceptual models? [PDF]

open access: yesSoc Sci Med, 2022
Spray J   +9 more
europepmc   +1 more source

Artificial molecular machines and motors—Design and control of nanoscale motion

open access: yesFEBS Letters, EarlyView.
Molecules are constantly moving because of thermal fluctuations, but random motion alone cannot be exploited to perform directional tasks. Artificial molecular machines use chemical, electrical, or light energy to bias this motion. Molecular shuttles, rotary motors, and supramolecular pumps illustrate how nanoscale movement can be controlled and ...
Leonardo Andreoni, Alberto Credi
wiley   +1 more source

Сonceptual representation of the properties of autonomous reactive agents in intelligent computing systems

open access: yesИзвестия высших учебных заведений. Поволжский регион:Технические науки
Background. Conceptual models of automata-type autonomous reactive agents can be constructed using the automata-based programming paradigm in conjunction with conceptual models of knowledge- and rulebased artificial intelligence.
V.I. Volchikhin   +3 more
doaj   +1 more source

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