Results 131 to 140 of about 627,250 (388)

Are the aerosols on Uranus and Neptune composed of methane photopolymers? [PDF]

open access: yes
The measured optical properties of photochemically produced aerosols in an adding-doubling radiative transfer code were used to match various points in the spectra of Uranus and Neptune.
Giver, L., Goorvitch, D., Podolak, M.
core   +1 more source

EOS Science Poster Series: AIR-Our Outer Atmosphere [PDF]

open access: yes, 2007
This poster depicts how NASA scientists are working to understand the outer atmosphere (air). Satellite images, graphs, and pictures complement the fact-filled information.

core  

Multi‐Material Additive Manufacturing of Soft Robotic Systems: A Comprehensive Review

open access: yesAdvanced Robotics Research, EarlyView.
This review explores the transformative role of multi‐material additive manufacturing (MMAM) in the development of soft robotic systems. It presents current techniques, materials, and design strategies that enable functionally graded and adaptive structures.
Ritik Raj   +2 more
wiley   +1 more source

A Review on the Bulk and Surface Chemistry of Iron in Atmospherically-relevant Systems Containing Humic Like Substances (HULIS) [PDF]

open access: yes, 2015
As the fourth most abundant element by mass in the Earth’s crust, iron is ubiquitous and its chemistry is rich and interdisciplinary in nature. This review synthesizes the current state of knowledge of iron chemistry in multicomponent atmospheric ...
Al-Abadleh, Hind A.
core   +1 more source

Global Distribution and Seasonality of Martian Atmospheric HCl Explained Through Heterogeneous Chemistry

open access: yesGeophysical Research Letters
Recent observations from the ExoMars Trace Gas Orbiter (TGO) have revealed the presence of hydrogen chloride (HCl) in the martian atmosphere. HCl shows strong seasonality, primarily appearing during Mars' perihelion period before decreasing faster than ...
Paul M. Streeter   +6 more
doaj   +1 more source

Primary and secondary aerosols in Beijing in winter: sources, variations andprocesses

open access: yes, 2016
. Winter has the worst air pollution of the year in the megacity of Beijing. Despite extensive winter studies in recent years, our knowledge of the sources, formation mechanisms and evolution of aerosol particles is not complete.
Yele Sun   +13 more
semanticscholar   +1 more source

Strong‐Magnetic Flexible Composites for Magnetically Responsive Soft Robots

open access: yesAdvanced Robotics Research, EarlyView.
This perspective provides an overview of the performance mechanisms, preparation methods, and applications of strong magnetic flexible composite materials in soft actuators (such as gripping, movement, and sensing), and further explores current opportunities and challenges.
Wenwen Li   +4 more
wiley   +1 more source

Stratospheric aerosols [PDF]

open access: yes
The current state of information on stratospheric aerosols is reviewed. Aerosol properties such as size, size distribution, composition, refractive index, number density, extinction, optical depth, and single scattering albedo are considered and ...
Mccormick, M. P.
core   +1 more source

The Red Dawn of Geoengineering: First Step Toward an Effective Governance for Stratospheric Injections [PDF]

open access: yes, 2016
A landmark report by the National Academy of Sciences (NAS) issued in 2015 is the latest in a series of scientific studies to assess the feasibility of geoengineering with stratospheric aerosols to offset anthropogenic global warming and to conclude that
Larson, Edward J.
core   +1 more source

Microbial Contribution to Soiling and Its Impact on Photovoltaic Module Soiling in Arid Zones of the Atacama Desert

open access: yesAdvanced Sustainable Systems, EarlyView.
Microorganisms colonizing photovoltaic surfaces in the Atacama desert form biofilms that enhance particle adhesion and reduce energy yield. This study identifies UV‐resistant bacteria and carotenoid‐producing strains that interfere with PV performance.
Douglas Olivares   +8 more
wiley   +1 more source

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