Results 51 to 60 of about 470,484 (314)

Prediction of the three-phase boundary movement in Czochralski crystal growth [PDF]

open access: yes, 2010
A numerical algorithm is presented which allows three-dimensional time-dependent simulations of Czochralski and other crystal growth processes. Besides the computation of turbulent flow and heat transfer in the melt, it includes the movement of the ...
Botsch, Tilmann W.   +3 more
core   +1 more source

Compositional engineering of (1-x) barium strontium titanate (BST)–(x) strontium nickel ferrite (SNF) multiferroics with tunable optical and magneto–electric properties

open access: yesDiscover Materials
Multiferroic composite with the chemical formula (1 - x) Ba0.5Sr0.5TiO3 – (x) SrNi0.25Fe11.75O19 [abbreviated as (1–x) BST – x (SNF)] were prepared using stoichiometric raw materials mixed by ball milling followed by sintering at 1000 °C.
Sonali Thakur   +4 more
doaj   +1 more source

Control of Intrinsic Defects in Lithium Niobate Single Crystal for Optoelectronic Applications

open access: yesCrystals, 2017
A single crystal of lithium niobate is an important optoelectronic material. It can be grown from direct melt only in a lithium deficient non-stoichiometric form as its stoichiometric composition exhibits incongruent melting.
Rajeev Bhatt   +6 more
doaj   +1 more source

Calpain small subunit homodimerization is robust and calcium‐independent

open access: yesFEBS Letters, EarlyView.
Calpains dimerize via penta‐EF‐hand (PEF) domains. Using single‐molecule force spectroscopy, we measured the strength and kinetics of PEF–PEF homodimer binding. The interaction is robust, shows a transient conformational step before dissociation, and remains largely insensitive to Ca2+.
Nesha May O. Andoy   +4 more
wiley   +1 more source

Crystal growth of superconducting LiTi2O4 [PDF]

open access: yes, 1994
Crystals of LiTi2O4, a member (s = 1) of the hypothetical LisTi(III)4-3sTi(IV)2s-1O4 (0.50≤s≤1.33) spi nel series, were grown by two methods: electrolysis (30 mA, 100 mV) of a bath containing a suspension of TiO2 (anatase) in molten LiBO2, and chemical ...
Vélez, M.   +6 more
core   +1 more source

Numerical Modelling of the Czochralski Growth of β-Ga2O3

open access: yesCrystals, 2017
Our numerical modelling of the Czochralski growth of single crystalline β-Ga 2 O 3 crystals (monoclinic symmetry) starts at the 2D heat transport analysis within the crystal growth furnace, proceeds with the 3D heat transport and fluid ...
Wolfram Miller   +3 more
doaj   +1 more source

Drug-Inclusive Inorganic–Organic Hybrid Systems for the Controlled Release of the Osteoporosis Drug Zoledronate

open access: yesMolecules, 2022
Bisphosphonates (BPs) are common pharmaceutical treatments used for calcium- and bone-related disorders, the principal one being osteoporosis. Their antiresorptive action is related to their high affinity for hydroxyapatite, the main inorganic ...
Maria Vassaki   +4 more
doaj   +1 more source

Structural insights into an engineered feruloyl esterase with improved MHET degrading properties

open access: yesFEBS Letters, EarlyView.
A feruloyl esterase was engineered to mimic key features of MHETase, enhancing the degradation of PET oligomers. Structural and computational analysis reveal how a point mutation stabilizes the active site and reshapes the binding cleft, expading substrate scope.
Panagiota Karampa   +5 more
wiley   +1 more source

Introduction to Crystal Growth and Characterization [PDF]

open access: yes, 2014
This new textbook provides for the first time a comprehensive treatment of the basics of contemporary crystallography and crystal growth in a single volume.
Benz, Klaus-Werner, Neumann, Wolfgang
core  

Magnetic field design for floating zone crystal growth [PDF]

open access: yes, 2001
The magnetic fields produced by electrical coils are designed for P-doped Si crystal growth in a floating full zone in microgravity environment. The fields are designed specially to reduce the how near the free surface and then in the melt zone by ...
胡文瑞   +2 more
core   +1 more source

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