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1. Electronic Absorption

   This chapter begins with a discussion of how the oscillating electric field of light can raise a molecule to an excited electronic state. We then...

   William W. Parson, Clemens Burda in Modern Optical Spectroscopy

   Chapter 2023
   

2. Vibrational Absorption

   Excitations of molecules to higher vibrational states typically occur in the mid-infrared region of the spectrum between 200 and 5, 000 cm−1(λ = 2.5...

   William W. Parson, Clemens Burda in Modern Optical Spectroscopy

   Chapter 2023
   

3. Absorption changes in Photosystem II in the Soret band region upon the formation of the chlorophyll cation radical [P_D1P_D2]⁺

   Flash-induced absorption changes in the Soret region arising from the [P _D1 P _D2 ] ⁺ state, the chlorophyll cation radical formed upon light excitation of...

   Alain Boussac, Miwa Sugiura, ... Julien Sellés in Photosynthesis Research

   Article 26 September 2023
   

4. Comparative Absorption Dynamics of the Singlet Excited States of Chlorophylls a and d

   Abstract

   Transient absorption dynamics of chlorophylls a and d dissolved in tetrahydrofuran was measured by the broadband femtosecond laser...

   Dmitry A. Cherepanov, Anastasia A. Petrova, ... Victor A. Nadtochenko in Biochemistry (Moscow)

   Article 14 October 2022
   

5. Atomic Absorption Spectroscopy and Flame Photometry

   Atomic absorption spectroscopy (AAS) is a technique which is employed for the determination of 70–80 elements both qualitatively and quantitatively....

   Kamal Gandhi, Neelima Sharma, ... Vanita Pandey in Advanced Analytical Techniques in Dairy Chemistry

   Protocol 2022
   

6. Remote sensing of rice phenology and physiology via absorption coefficient derived from unmanned aerial vehicle imaging

   Rice ( Oryza sativa L.) is the most important staple crop feeding more than half of the world’s population. Extensive effort currently undertaken to...

   Yi Peng, Alexei Solovchenko, ... Anatoly Gitelson in Precision Agriculture

   Article 07 September 2023
   

7. Absorption Spectroscopy: What Can We Learn About Conformational Changes of Biomolecules?

   The quantification of interaction between electromagnetic radiation and matter serves as an effective tool in the characterization of materials in...

   Manali Basu, Padmaja Prasad Mishra in Optical Spectroscopic and Microscopic Techniques

   Chapter 2022
   

8. Reduced intestinal lipid absorption improves glucose metabolism in aged G2-Terc knockout mice

   Background

   Biological aging is an important factor leading to the development of pathologies associated with metabolic dysregulation, including type 2...

   Xue Liu, Ahmed Elagamy Mohamed Mahmoud Khalil, ... Siegfried Ussar in BMC Biology

   Article Open access 04 July 2023
   

9. Curcumin suppresses cell proliferation and reduces cholesterol absorption in Caco-2 cells by activating the TRPA1 channel

   Background

   Curcumin (Cur) is a bioactive dietary polyphenol of turmeric with various biological activities against several cancers. Colorectal cancer...

   Si Qin, Qian Su, ... Jian Zhong in Lipids in Health and Disease

   Article Open access 14 January 2023
   

10. Primary donor triplet states of Photosystem I and II studied by Q-band pulse ENDOR spectroscopy

    The photoexcited triplet state of the “primary donors” in the two photosystems of oxygenic photosynthesis has been investigated by means of...

    Jens Niklas, Alessandro Agostini, ... Wolfgang Lubitz in Photosynthesis Research

    Article Open access 15 March 2022
    

11. Analysis of influencing factors on sound absorption capacity in microwave-treated Pinus radiata wood

    Microwave (MW) treatment can be utilized to improve the sound absorption of wood; however, it alters the physical and mechanical properties of the...

    Zhengqiang Fan, Limin Peng, ... Shiqian Wu in European Journal of Wood and Wood Products

    Article 28 March 2022
    

12. Surface-Enhanced Infrared Absorption Spectroscopy (SEIRAS) to Probe Interfacial Water in Floating Bilayer Lipid Membranes (fBLMs)

    Floating bilayer lipid membranes (fBLMs) immobilized on metallic surfaces provide a convenient model mimicking the cell membranes due to the...

    Kinga Burdach, Damian Dziubak, Slawomir Sek in Membrane Lipids

    Protocol 2022
    

13. Effects of Humic Acid-Copper Interactions on Growth, Nutrient Absorption, and Photosynthetic Performance of Citrus sinensis Seedlings in Sand Culture

    In China, high copper (Cu) and low organic matter often occur in some citrus orchard soils. However, the underlying mechanisms by which humic acid...

    Wei-Tao Huang, Qian Shen, ... Li-Song Chen in Journal of Plant Growth Regulation

    Article 06 June 2024
    

14. No evidence for the involvement of juvenile hormone III and 20-hydroxyecdysone in maternal decisions for embryonic diapause and diapause entry in the band-legged ground cricket Dianemobius nigrofasciatus (Orthoptera: Trigonidiidae)

    Diapause is a programmed stage-specific arrest or delay in reproduction or development and is commonly used to circumvent an adverse season. Some...

    Yuta Shimizu, Shin G. Goto in Applied Entomology and Zoology

    Article 14 December 2023
    

15. Femtosecond Dynamics of Excited States of Chlorophyll Tetramer in Water-Soluble Chlorophyll-Binding Protein BoWSCP

    Abstract

    The paper reports on the absorption dynamics of chlorophyll  a in a symmetric tetrameric complex of the water-soluble chlorophyll-binding...

    Dmitry A. Cherepanov, Konstantin V. Neverov, ... Victor A. Nadtochenko in Biochemistry (Moscow)

    Article 26 October 2023
    

16. The pore structure and sound absorption capabilities of Homalium (Homalium foetidum) and Jelutong (Dyera costulata)

    In recent years, researchers have pushed to develop an eco-friendly sound-absorbing material derived from natural products capable of reducing noise...

    Eun-Suk Jang, Chun-Won Kang in Wood Science and Technology

    Article 20 October 2021
    

17. Characterization of Z-DNA by Infrared Spectroscopy

    Infrared spectrum stems from the matter’s absorption of light in the infrared (IR) light region. Generally, this infrared light absorption is due to...

    Fengqiu Zhang, Qing Huang in Z-DNA

    Protocol 2023
    

18. Immobilization of recombinant Trametes versicolor aflatoxin B₁-degrading enzyme (TV-AFB₁D) with montmorillonite for absorption and in situ degradation of aflatoxin B₁

    Aflatoxin B ₁ is a highly carcinogenic and teratogenic substance mainly produced by toxin-producing strains such as Aspergillus flavus and Aspergillus...

    Wen**g Wu, Shuhua Lu, ... Peizhou Yang in Mycotoxin Research

    Article 15 January 2024
    

19. On the Possibility of Quantitative Determination of Lignin and Cellulose in Plant Materials Using IR Spectroscopy

    Abstract

    A methodical approach to quantitative determination of lignin and cellulose in plant materials by mid-infrared FT-IR spectroscopy using the...

    S. G. Kostryukov, N. A. Malov, ... N. A. Khluchina in Russian Journal of Bioorganic Chemistry

    Article 25 December 2023
    

20. Map** stressed wheat plants by soil aluminum effect using C-band SAR images: implications for plant growth and grain quality

    Under toxic aluminum (Al) levels in the soil, wheat ( Triticum aestivum L.) suffers stress and plant growth is affected. A method for diagnosis of...

    Mercedes Hernández, Andrés A. Borges, Desiderio Francisco-Bethencourt in Precision Agriculture

    Article Open access 14 March 2022