Results 131 to 140 of about 1,913,279 (336)

A manual for inexpensive methods of analyzing and utilizing remote sensor data [PDF]

open access: yes
Instructions are provided for inexpensive methods of using remote sensor data to assist in the completion of the need to observe the earth's surface. When possible, relative costs were included.
Barr, D. J., Elifrits, C. D.
core   +1 more source

Reducing the risk of groundwater contamination by improving drinking-water well conditions (1995) [PDF]

open access: yes, 1995
"New 10/95/3M.""Water Quality.""Farm-A-Syst : Farmstead Assessment System. Fact Sheet #1.""The Missouri Farmstead Assessment System is a cooperative project of University Outreach and Extension; College of Agriculture, Food and Natural Resources; and the
University Extension, University of Missouri-System
core  

In Situ Micromechanical Study of Bimodal γ′–γ″ Precipitate Assemblies in Ni–Cr–Al–Nb Superalloy

open access: yesAdvanced Engineering Materials, EarlyView.
A Ni–Cr–Al–Nb superalloy with a bimodal γ′–γ″ precipitate distribution is developed. Composite precipitate assemblies form through heterogeneous nucleation, effectively impeding dislocation motion. Micropillar compression reveals high strength at room and elevated temperatures, governed by precipitate shearing, with coupled faulting mechanisms ...
Ujjval Bansal   +4 more
wiley   +1 more source

Enhancing Optoelectronic Properties in Phthalocyanine‐Based SURMOFs: Synthesis of ABAB Linkers by Avoiding Statistical Condensation with Tailored Building Blocks

open access: yesAdvanced Functional Materials, EarlyView.
A novel phthalocyanine (PC)‐based metal–organic framework (MOFs) is synthesized using ditopic PC linkers obtained through regioselective statistical condensation. The resulting MOF exhibits significant improvements in electronic absorption, thereby enhancing the material's performance in light harvesting and energy conversion.
Lukas S. Langer   +12 more
wiley   +1 more source

Effect of Waste Discharges into a Silt-laden Estuary: A Case Study of Cook Inlet, Alaska [PDF]

open access: yes, 1972
Cook Inlet is not well known. Although its thirty-foot tidal range is widely appreciated, its other characteristics, such as turbulence, horizontal velocities of flow, suspended sediment loads, natural biological productivity, the effects of fresh ...
Britch, Robert   +3 more
core  

Ideal Molecular Sieving with a Dense MOF for Helium Upgrading with Highly Diffusion Selective Mixed Matrix Membranes

open access: yesAdvanced Functional Materials, EarlyView.
The separation of Helium gas from natural gas is challenging but highly important. MIL‐116(Ga), a “non‐porous” metal–organic framework is used as a molecular sieve to separate He from CH4. Druse‐like MIL‐116(Ga) particles are integrated into polysulfone mixed matrix membranes.
Ayisha Komal   +10 more
wiley   +1 more source

Integrating Machine Learning and Field Experiments to Model Crop Coefficient and Yield Response of Lowland Irrigated Wheat in Southern Ethiopia

open access: yesInternational Journal of Agronomy
Precision irrigation is critical for enhancing water productivity and maximizing crop yield in water-scarce areas. Crop-specific constants, such as the crop coefficient (Kc) and yield response factor (Ky), are crucial in determining water requirements ...
Edmealem Temesgen Ebstu   +2 more
doaj   +1 more source

Assessing the risk of groundwater contamination from animal manure management facilities (1995) [PDF]

open access: yes, 1995
"New 10/95/3M.""Water Quality.""Farm-A-Syst : Farmstead Assessment System. Worksheet #7.""Published by University Extension. University of Missouri-Columbia.""The Missouri Farmstead Assessment System is a cooperative project of University Outreach and ...
University Extension, University of Missouri-System
core  

Biodegradable and Recyclable Luminescent Mixed‐Matrix‐Membranes, Hydrogels, and Cryogels based on Nanoscale Metal‐Organic Frameworks and Biopolymers

open access: yesAdvanced Functional Materials, EarlyView.
The study presents biodegradable and recyclable mixed‐matrix membranes (MMMs), hydrogels, and cryogels using luminescent nanoscale metal‐organic frameworks (nMOFs) and biopolymers. These bio‐nMOF‐MMMs combine europium‐based nMOFs as probes for the status of the materials with the biopolymers agar and gelatine and present alternatives to conventional ...
Moritz Maxeiner   +4 more
wiley   +1 more source

Assessment of Effects of Turbidity Variation on Water Temperature and Evaporation of Gilgel Gibe I Reservoir, Omo-Gibe River Basin, Ethiopia

open access: yesJournal of Engineering
Turbidity has a significant impact on reservoir water by raising the temperature and evaporation rates. This study provided clear and concise information about the effects of turbidity alteration on reservoir water.
Aduna Bekele Birmachu   +2 more
doaj   +1 more source

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