Results 41 to 50 of about 539,111 (359)

Establishment of a coculture system for Porphyromonas gingivalis and head and neck squamous cell carcinoma using spheroid culture and LATS inhibition

open access: yesFEBS Open Bio, EarlyView.
We established a spheroid coculture system enabling viable Porphyromonas gingivalis–HNSCC interactions under normoxic conditions. Inhibition of LATS1/2 maintains tumor cells in an undifferentiated state, which may promote spheroid growth and create a more permissive environment for bacterial persistence.
Yurika Nakajima   +4 more
wiley   +1 more source

Microscopic observations of X-ray and gamma-ray induced decomposition of ammonium perchlorate crystals [PDF]

open access: yes, 1972
The X-ray and gamma-ray induced decomposition of ammonium perchlorate was studied by optical, transmission, and scanning electron microscopy. This material is a commonly used oxidizer in solid propellents which could be employed in deep-space probes, and
Herley, P. J., Levy, P. W.
core   +1 more source

Enzymatic degradation of biopolymers in amorphous and molten states: mechanisms and applications

open access: yesFEBS Open Bio, EarlyView.
This review explains how polymer morphology and thermal state shape enzymatic degradation pathways, comparing amorphous and molten biopolymer structures. By integrating structure–reactivity principles with insights from thermodynamics and enzyme engineering, it highlights mechanisms that enable efficient polymer breakdown.
Anđela Pustak, Aleksandra Maršavelski
wiley   +1 more source

Coupling effect on the thermal hazard assessment of hazardous chemical materials via calorimetric technologies and simulation approaches

open access: yesDefence Technology
The coupling effect of heat absorption and release exists in the thermal decomposition of a few chemical materials. However, the impact of the above coupling on thermal hazard assessment is not considered in the literature studies.
Yabei Xu   +4 more
doaj   +1 more source

Thermal decomposition of ammonium hexachloroosmate [PDF]

open access: yesPhysical Chemistry Chemical Physics, 2016
A one-step mechanism of the thermal decomposition of (NH4)2[OsCl6] suggested previously proves to be unworkable under a time-resolved ED XAFS and PXRD study.
T I, Asanova   +4 more
openaire   +3 more sources

Linear approach to the orbiting spacecraft thermal problem [PDF]

open access: yes, 2012
We develop a linear method for solving the nonlinear differential equations of a lumped-parameter thermal model of a spacecraft moving in a closed orbit.
Biyikoglu T.   +13 more
core   +3 more sources

Understanding bio‐based polymers: A study of origins, properties, biodegradation and their impact on health and the environment

open access: yesFEBS Open Bio, EarlyView.
This review provides an overview of bio‐based polymer sources, their unique functional properties and their environmental impact, and addresses their role as sustainable alternatives. It discusses end‐of‐life options, including composting and anaerobic digestion for renewable energy.
Sabina Kolbl Repinc   +8 more
wiley   +1 more source

Thermal Decomposition Mechanism for Ethanethiol [PDF]

open access: yesThe Journal of Physical Chemistry A, 2017
The thermal decomposition of ethanethiol was studied using a 1 mm × 2 cm pulsed silicon carbide microtubular reactor, CH3CH2SH + Δ → Products. Unlike previous studies these experiments were able to identify the initial ethanethiol decomposition products. Ethanethiol was entrained in either an Ar or a He carrier gas, passed through a heated (300-1700 K)
AnGayle K. Vasiliou   +6 more
openaire   +2 more sources

Theoretical and experimental aspects of carbon formation in thermal plasma [PDF]

open access: yes, 2007
Formation of carbon black from Freons was studied in RF thermal plasma conditions. Equilibrium compositions of the products were calculated by computer code ASTRA 4.0.
Babievskaya, I. V.   +3 more
core  

Thermal Study on Adducts of Urea with n-Alkanes and n-l-Alkanols [PDF]

open access: yes, 1971
Crystalline adducts of urea with n-alkanes (C(8)~C(20)) and n-l-alkanols (C(12)~C(18)) were prepared. From thermal analysis and X-ray diffraction study on the adducts, we found that the composition of adducts and the heat of decomposition can be obtained
Monobe, Kazuo   +2 more
core   +1 more source

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