Results 81 to 90 of about 190,317 (302)

Measurement of isotope shifts in C12 and C13 glyoxal absorption at visible wavelengths, and first application to DOAS retrievals [PDF]

open access: yes, 2013
Glyoxal (CHOCHO) is an atmospheric trace gas produced by the radical-initiated oxidation of hydrocarbons. High resolution measurements of the glyoxal absorption spectrum in the visible wavelength range are needed as reference spectra to calibrate optical
Goss, Natasha
core   +2 more sources

Nonequilibrium thermal entanglement in three-qubit $XX$ model

open access: yes, 2009
Making use of the master equation and effective Hamiltonian approach, we investigate the steady state entanglement in a three-qubit $XX$ model. Both symmetric and nonsymmetric qubit-qubit couplings are considered. The system (the three qubits) is coupled
D. F. Walls   +6 more
core   +1 more source

Circular Economy in the Healthcare Industry: Developing a Circularity Assessment Tool for Complex Medical Devices

open access: yesBusiness Strategy and the Environment, EarlyView.
ABSTRACT As the circular economy transition gains traction in the healthcare sector, extending the lifespan of complex medical devices has become a key priority, given their high cost and the challenges associated with their technological sophistication.
Tetiana Shevchenko   +7 more
wiley   +1 more source

Leveraging Reverse Engineering for CSCM Practices: Demystifying the Roles of Compositional Capability and Cooperative Orientation Under Humane Orientation and Competition Intensity

open access: yesBusiness Strategy and the Environment, EarlyView.
ABSTRACT Circular supply chain management (CSCM) practices are seen as a solution for addressing society's many significant environmental challenges. Although existing studies recognise the importance of reverse engineering in combating poverty, there is limited knowledge about its effectiveness in shaping CSCM practices to address climate change and ...
Yaw Agyabeng‐Mensah   +2 more
wiley   +1 more source

Simple Access to a Series of Higher Substituted Pentafluoroorthotellurate‐Based Silanes

open access: yesChemistry – A European Journal, EarlyView.
The pentafluoroorthotellurate ligand was introduced to organo silanes. A variety of silanes with the formular RxSi(OTeF5)4–x were synthesized and characterized via spectroscopic techniques and sc‐XRD. The influence of the number of OTeF5 groups on structural properties as well as the fluoride ion affinities (FIA) has been studied and compared to other ...
Friederike Oesten   +7 more
wiley   +1 more source

Measurement of hard double-parton interactions with the ATLAS detector

open access: yes, 2013
The production of W boson in association with two jets in proton-proton collisions at the LHC with a centre-of-mass energy of $\sqrt{s}$ = 7 TeV has been investigated using data collected with the ATLAS detector.
Myska, Miroslav
core   +1 more source

Strong Implications From Small Deviations in Labeling Patterns: The Mechanism of Burkholderia gladioli Pacifigorgiadiene Synthase

open access: yesChemistry – A European Journal, EarlyView.
The mechanism of pacifigorgiadiene synthase from Burkholderia gladioli was investigated through isotopic labeling experiments and DFT calculations. The results revealed an unexpected labeling pattern which appeared to be different in the main and the side products, requiring unprecedented mechanistic explanations, including a “break‐flip‐cyclise ...
Zhiyong Yin   +6 more
wiley   +1 more source

Structural and Biological Insights Into Copper(I) Phosphane Complexes With Boron‐Phenylated Poly(3‐(CF3)Pyrazolyl)‐ and Poly(6‐(CF3)‐2‐pyridyl)‐Borates

open access: yesChemistry – A European Journal, EarlyView.
This study reports six new copper(I) complexes with unusual coordination and strong anticancer activity against a panel of human cancer cell lines derived from different solid tumors. The most active compounds outperform cisplatin, even in resistant cells, by inhibiting protein disulfide isomerase and inducing redox stress that triggers non‐apoptotic ...
Vo Quang Huy Phan   +9 more
wiley   +1 more source

Charge State Influence on Stability and Isomerism in Dehydrogenated PAHs: Insights from Anthracene, Acridine, and Phenazine

open access: yesChemPhysChem, Volume 26, Issue 6, March 15, 2025.
The ionization of anthracene, acridine, and phenazine has been explored, along with the removal of one and two hydrogen atoms, to provide valuable information for astrochemists and to understand the behavior of the resulting structures and their electronic reorganization. Abstract In this study, we systematically explored the stability and isomerism of
Khaldia Zghida   +3 more
wiley   +1 more source

Improving Scope 3 Procurement Emissions Accounting: Key Challenges and a Strategic Approach Using MICMAC and the Sustainability Balanced Scorecard

open access: yesCorporate Social Responsibility and Environmental Management, EarlyView.
ABSTRACT This study examines the reliability of Scope 3 emissions accounting, focusing on purchased goods and services, a critical area for corporate decarbonization. Key barriers include data quality issues, inconsistent methodologies, and limited organizational alignment.
Widiene Essouid   +4 more
wiley   +1 more source

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