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Experimental and theoretical study presenting UV-Vis absorption, fluorescence spectra, solvatochromic shifts, dipole moments, HOMO–LUMO levels, and optical band gaps of the HOBC nematic liquid crystal across various solvents, highlighting intramolecular charge transfer and solvent effects.
Year: 2026
Institution: Bitlis Eren University
Department: Postgraduate Education Institute; Faculty of Science & Literature, Department of Physics
Authors: Gülşen PİRBUDAK ALTINTAŞ, Yadigar GÜLSEVEN SIDIR
Type of document: Research article
Keywords: Solvatochromism, optoelectronic properties, refractive index, electronic transitions, cyano group, reactivity parameters
Compound studied: 4′-(Hexyloxy)-4-biphenylcarbonitrile (HOBC)
Methods: UV-Vis absorption spectroscopy, fluorescence spectroscopy, DFT calculations
Focus: Solvent-dependent optical, electronic, and solvatochromic properties
Applications: Photonics and optoelectronics research
Price: 8 / 10 USD
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Efficient O(N) divide-conquer method with localized natural orbitals
Year: 2018
Region / City: Kashiwa, Japan; Wuhan, China
Topic: Computational Physics, Density Functional Theory
Document Type: Research Paper
Institution: The University of Tokyo, Wuhan University of Science and Technology
Authors: Taisuke Ozaki, Masahiro Fukuda, Gengping Jiang
Target Audience: Researchers, Scientists, Physicists
Period of Validity: N/A
Date of Approval: N/A
Date of Modifications: N/A
Note: Context
The Periodic Table, Atomic Structure, and Electron Orbitals in High School Chemistry
Year: 2026
Region / City: United States
Subject: Chemistry
Document Type: Educational unit / lesson plan
Institution: High school science department
Author: Not specified
Target Audience: High school students
Topics Covered: Periodic Table, Atomic Theory, Electron Configuration, Orbital Theory, Quantum Numbers, Chemical Elements
Period Covered: Contemporary educational curriculum
References: Textbook pages 105-112, Khan Academy videos, Anna Tanczos videos
Skills Assessed: Critical thinking, scientific reasoning, problem solving, self-assessment of chemistry skills
Assignments: Quantum Model worksheets, Orbital Notation worksheets, Electron Configuration Notation worksheets, Labs, Warmups
Topics: 4-Hexyloxy-4-Biphenylcarbonitrile Nematic orbitals