An impurity characterization based approach for the rapid development of integrated downstream purification processes
Sign Up to like & getrecommendations! Published in 2018 at "Biotechnology and Bioengineering"
DOI: 10.1002/bit.26718
Abstract: In this study, we describe a new approach for the characterization of process‐related impurities along with an in silico tool to generate orthogonal, integrated downstream purification processes for biological products. A one‐time characterization of process‐related… read more here.
Keywords: integrated downstream; impurity; approach; purification ... See more keywords
Copper impurity of iron raw material contributes to improved cell culture performance.
Sign Up to like & getrecommendations! Published in 2022 at "Biotechnology progress"
DOI: 10.1002/btpr.3251
Abstract: Cell culture medium (CCM) formulations are chemically defined to reduce lot-to-lot variability and complexity of the medium while still providing all essential nutrients supporting cell growth and productivity of various cell lines. However, raw material… read more here.
Keywords: iron; impurity; performance; cell ... See more keywords
Robust Optimization of Chaotropic Chromatography Assay for Lamotrigine and its Two Impurities in Tablets
Sign Up to like & getrecommendations! Published in 2018 at "Chromatographia"
DOI: 10.1007/s10337-018-3661-7
Abstract: In this study robust optimization was applied for the development of a reliable analytical assay for lamotrigine, its impurity A, and impurity G in tablets by chaotropic chromatography. The influence of the critical method parameters… read more here.
Keywords: chaotropic chromatography; assay lamotrigine; impurity; robust optimization ... See more keywords
Preparation, Characterization and Crystal Structures of a Key Intermediate, and a Significant Impurity, in the Synthesis of Repaglinide
Sign Up to like & getrecommendations! Published in 2019 at "Journal of Chemical Crystallography"
DOI: 10.1007/s10870-019-00811-7
Abstract: Abstract The crystal structure of 2-(3-ethoxy-4-(methoxycarbonyl)phenyl) acetic acid ( RGA ), an important intermediate in the preparation of Repaglinide, has been carried out. Hydrogen bonds between the carboxylate groups link the molecules into dimers while… read more here.
Keywords: key intermediate; crystal structures; impurity; preparation characterization ... See more keywords
Controlling quantum coherence of a two-component Bose–Einstein condensate via an impurity atom
Sign Up to like & getrecommendations! Published in 2020 at "Quantum Information Processing"
DOI: 10.1007/s11128-020-02689-3
Abstract: We propose a scheme to control quantum coherence of a two-component Bose–Einstein condensate (BEC) by a single impurity atom immersed in the BEC. We show that the single impurity atom can act as a single-atom… read more here.
Keywords: quantum coherence; coherence; coherence two; impurity ... See more keywords
Dynamic conductivity modified by impurity resonant states in doping three-dimensional Dirac semimetals
Sign Up to like & getrecommendations! Published in 2017 at "Frontiers of Physics"
DOI: 10.1007/s11467-017-0742-2
Abstract: The impurity effect is studied in three-dimensional Dirac semimetals in the framework of a T-matrix method to consider the multiple scattering events of Dirac electrons off impurities. It has been found that a strong impurity… read more here.
Keywords: three dimensional; conductivity; dirac semimetals; impurity ... See more keywords
Fe3P impurity phase in high-quality LiFePO4: X-ray diffraction and neutron-graphical studies
Sign Up to like & getrecommendations! Published in 2017 at "Ionics"
DOI: 10.1007/s11581-017-2068-z
Abstract: High discharge capacity and long life cycles of electrodes fabricated from various LiFePO4 powders have been used to select samples for detailed structural studies. In some samples, the presence of ferromagnetic Fe3P crystallites was revealed… read more here.
Keywords: ray diffraction; high quality; fe3p impurity; impurity phase ... See more keywords
Influence of Sb Related Impurity States on the Band Structure of Dilute GaN1−xSbx Alloy
Sign Up to like & getrecommendations! Published in 2020 at "Journal of Electronic Materials"
DOI: 10.1007/s11664-020-08614-9
Abstract: A band anticrossing (BAC) k.p model was applied to calculate the valence band structure of wurtzite GaN1−xSbx dilute alloys. BAC parameters such as localized Sb-impurity energy level and coupling parameter were determined by using experimental… read more here.
Keywords: dilute; band; gan1 xsbx; impurity ... See more keywords
The impacts of electric and magnetic field on the binding energy of hydrogenic donor impurity in a InGaAsP/InP ring-shaped quantum well wire
Sign Up to like & getrecommendations! Published in 2018 at "Indian Journal of Physics"
DOI: 10.1007/s12648-018-1239-8
Abstract: The ground state binding energy of a hydrogenic donor impurity in a InGaAsP/InP ring-shaped quantum well wire is calculated via the plane wave basis method. It is shown that the donor binding energy is strongly… read more here.
Keywords: field; energy hydrogenic; binding energy; magnetic field ... See more keywords
The effects of geometrical shape and impurity position on the self-polarization of a donor impurity in an infinite GaAs/AlAs tetragonal quantum dot
Sign Up to like & getrecommendations! Published in 2020 at "Indian Journal of Physics"
DOI: 10.1007/s12648-020-01813-4
Abstract: Using the variational method within the effective-mass approximation, the effects of geometrical shape and impurity position on the ground-state self-polarization and binding energy of a donor impurity are theoretically studied for the infinite GaAs/AlAs tetragonal… read more here.
Keywords: shape impurity; geometrical shape; impurity; self polarization ... See more keywords
The Effects of Gd-Free Impurity Phase on the Aging Behavior for the Microwave Surface Resistance of Ag-coated GdBa2Cu3O7−δ at Cryogenic Temperatures
Sign Up to like & getrecommendations! Published in 2018 at "Electronic Materials Letters"
DOI: 10.1007/s13391-018-0068-4
Abstract: High-TC GdBa2Cu3O7−δ (GdBCO) superconductor has been popular for making superconductive tapes that have much potential for various fields of large-scale applications. We investigated aging effects on the microwave surface resistance (RS) of Ag-coated GdBCO layer… read more here.
Keywords: coated gdbco; phase; microwave surface; gdbco ccs ... See more keywords