Results 71 to 80 of about 184,229 (279)

Advanced Electron Microscopy and Microcomputed Tomography Analysis of Single‐Crystal Ni‐Base Superalloys After Short‐Term Multiaxial Creep

open access: yesAdvanced Engineering Materials, EarlyView.
This work studies the anisotropic behavior of circular notched tensile specimens of Ni‐base superalloy single crystals during high‐temperature tensile creep along [001], [110], and [111]. Correlative scale‐bridging imaging of specimens reveals early rupture along [110] because 1) plastic deformation proceeds faster at notch center; 2) more (brittle ...
Leonardo Agudo Jácome   +6 more
wiley   +1 more source

Purification, crystallization and preliminary X-ray crystallographic analysis of 3-ketosteroid Delta(1) -dehydrogenase from Rhodococcus erythropolis SQ1 [PDF]

open access: yes, 2012
3-Ketosteroid Delta(1)-dehydrogenase plays a crucial role in the early steps of steroid degradation by introducing a double bond between the C1 and C2 atoms of the A-ring of its 3-ketosteroid substrates.
Dijkstra, B. W.   +2 more
core   +1 more source

X-ray crystallography of TRP channels [PDF]

open access: yesChannels, 2018
Transient receptor potential (TRP) ion channels are molecular sensors of a large variety of stimuli including temperature, mechanical stress, voltage, small molecules including capsaicin and menthol, and lipids such as phosphatidylinositol 4,5-bisphosphate (PIP2).
Appu K. Singh   +3 more
openaire   +2 more sources

High‐Temperature Phase Transformation in a V‐9Si‐6.5B Alloy: The Kinetic and Crystallographic Pathway From V5SiB2 to V8SiB4

open access: yesAdvanced Engineering Materials, EarlyView.
In situ synchrotron high‐energy X‐ray diffraction reveals the real‐time high‐temperature phase evolution of a ternary V‐9Si‐6.5B alloy. The study uncovers a kinetically delayed V5SiB2 → V8SiB4 transformation governed by massive structural and chemical barriers.
Zahra Sabeti   +4 more
wiley   +1 more source

Applications of X-ray crystallography: studies into the structural perturbations of peri-substituted naphthalene derivatives [PDF]

open access: yes, 2009
The majority of research in this thesis uses X-ray crystallography to investigate the structural features of peri-substituted naphthalene compounds. X-ray crystallography is introduced in chapter one, followed by a discussion on modes of distortion peri ...
Fuller, Amy L.
core  

Crystal structure of N-[(2-hydroxynaphthalen-1-yl)(4-methylphenyl)methyl]acetamide

open access: yesActa Crystallographica Section E: Crystallographic Communications, 2015
In the title molecule, C20H19NO2, the naphthalene ring system subtends a dihedral angle of 82.50 (7)° with the benzene ring and an intramolecular N—H...O hydrogen bond closes an S(6) ring.
Sharanbasappa Khanapure   +4 more
doaj   +1 more source

X-Ray Crystallography [PDF]

open access: yesNature, 1962
Direct Methods in Crystallography By M. M. Woolfson. (Monographs on the Physics and Chemistry of Materials.) Pp. viii + 144. (Oxford: Clarendon Press; London: Oxford University Press. 1961.) 30s. net.
openaire   +1 more source

Laser‐Induced Graphene from Waste Almond Shells

open access: yesAdvanced Functional Materials, EarlyView.
Almond shells, an abundant agricultural by‐product, are repurposed to create a fully bioderived almond shell/chitosan composite (ASC) degradable in soil. ASC is converted into laser‐induced graphene (LIG) by laser scribing and proposed as a substrate for transient electronics.
Yulia Steksova   +9 more
wiley   +1 more source

Trichodermaerin: a diterpene lactone from Trichoderma asperellum

open access: yesActa Crystallographica Section E, 2014
The title compound, C20H28O3, known as `trichodermaerin' [systematic name: (4E)-4,9,15,16,16-pentamethyl-6-oxatetracyclo[10.3.1.01,10.05,9]hexadec-4-ene-7,13-dione], is a diterpene lactone which was isolated from Trichoderma asperellum. The structure has
Suchada Chantrapromma   +4 more
doaj   +1 more source

Glissile Interphase Boundaries Enable Collective Phase Switching in Epitaxial Polar Oxides

open access: yesAdvanced Functional Materials, EarlyView.
A triple point is identified in the phase diagram of low‐symmetry epitaxial BiFeO3 thin film along with an extended regime of phase competition associated with a flattened energy landscape. The electromechanical response is shown to be governed by correlated interphase‐boundary motion, including scale‐free avalanche dynamics characteristic of systems ...
Mohammad Moein Seyfouri   +11 more
wiley   +1 more source

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