화학공학소재연구정보센터
학회 한국화학공학회
학술대회 2004년 가을 (10/29 ~ 10/30, 호서대학교(아산캠퍼스))
권호 10권 2호, p.1956
발표분야 열역학
제목 A Generalized Lennard-Jones Potential for the Osmotic Pressure of Binary Globular Protein Solutions
초록 The generalized Lennard-Jones (GLJ) pair potential function is employed to calculate the osmotic properties of binary globular protein/salt systems with various conditions. In this work, the characteristic parameters for the GLJ potential function are assumed to be dependent on density as well as temperature, which are obtained from the computer simulation data for the compressibility factor. The energy parameters are determined from the experimental cloud-point temperature (CPT) data for protein solutions and directly used to describe osmotic pressures of the corresponding systems with no model parameters. The proposed model agrees fairly well with experimental data.
저자 김인하, 배영찬
소속 한양대
키워드 Lysozyme; Pair Potential Function; Osmotic Pressure; GLJ Potential
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