Results 31 to 40 of about 46,534 (263)

Resurgence of fossil fuels? [PDF]

open access: yesClean Technologies and Environmental Policy, 2013
The famed Shell Geophysicist M. King Hubbert predicted in the 1950s that oil production in the United States would peak in the 1970s and decline thereafter, creating an ever increasing shortage and consequent dependence on imports to power the increasing societal needs. The facts from the U.S.
openaire   +2 more sources

Sustainability of Fossil Fuels [PDF]

open access: yes, 2019
The energy and fuel industries represent an extensive field for the development and implementation of solutions aimed at improving the technological, environmental, and economic performance of technological cycles. In recent years, the issues of ecology and energy security have become especially important. Energy is firmly connected with all spheres of
openaire   +2 more sources

Rethinking plastic waste: innovations in enzymatic breakdown of oil‐based polyesters and bioplastics

open access: yesFEBS Open Bio, EarlyView.
Plastic pollution remains a critical environmental challenge, and current mechanical and chemical recycling methods are insufficient to achieve a fully circular economy. This review highlights recent breakthroughs in the enzymatic depolymerization of both oil‐derived polyesters and bioplastics, including high‐throughput protein engineering, de novo ...
Elena Rosini   +2 more
wiley   +1 more source

Isolation of Surfactants Synthesized by the Pseudomonas Bacteria and Study of Their Properties

open access: yesInnovative Biosystems and Bioengineering, 2019
Background. The important problem of biosurfactants production is biosynthesis optimization. But lack of effective isolation methods elaboration with simultaneous new costeffective products is the greatest weaknesses of existing technologies.
Tetyana Pokynbroda   +3 more
doaj   +1 more source

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

Dual‐Mode Film Based on Highly Scattering Nanofibers and Upcycled Chips‐Bags for Year‐Round Thermal Management

open access: yesAdvanced Functional Materials, EarlyView.
Intelligent radiative cooling devices, adaptable to various weather conditions, have the potential for year‐round energy savings. This study introduces a sustainable dual‐mode film made from polycaprolactone nanofibers and upcycled chip bags for effective thermal management.
Qimeng Song   +4 more
wiley   +1 more source

Geothermobaric criteria for oil-and-gas bearing in the Dnieper-Donets Graben

open access: yesГеофизический журнал
  To evaluate exploration areas and forecast individual productive horizons of exploration for oil and gas, it is necessary to establish patterns in the location of the already explored hydrocarbon deposits.
I.M. Kurovets   +4 more
doaj   +1 more source

Seismic Methods in Geothermal Water Resource Exploration: Case Study from Łódź Trough, Central Part of Poland

open access: yesGeofluids, 2019
The geothermal waters constitute a specific type of water resources, very important from the point of view of their thermal energy potential. This potential, when utilized, supplies an ecological and renewable energy, which, after effective development ...
Tomasz Maćkowski   +2 more
doaj   +1 more source

Ionic Metal Poly(heptazine Imides) and Single‐Atoms Interplay: Engineered Stability and Performance for Photocatalysis, Photoelectrocatalysis and Organic Synthesis

open access: yesAdvanced Functional Materials, EarlyView.
Poly(heptazine) imides (PHIs), a crystalline carbon nitride subclass, intercalate metals to deliver high stability, tunable electronics, and efficient charge separation. These features enable solar‐driven applications such as hydrogen evolution, CO₂ reduction, and organic synthesis.
Gabriel A. A. Diab   +6 more
wiley   +1 more source

Occurrence of naphthenate deposition in crude oil production field offshore Niger Delta

open access: yesJournal of Petroleum Exploration and Production Technology, 2020
Crude oil and produced water samples obtained from ten wells in an offshore field, Niger Delta, were analyzed, in order to determine the occurrence of naphthenates deposition in the field. Total acid number (TAN) and °API of the crude oil samples, pH and
Opeyemi Lawal   +2 more
doaj   +1 more source

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