Search chemistry content and suppliers

Expert-curated indexes and filters

4Chemistry combines domain-specific indexes, search algorithms, and AI to help chemists, students, and procurement teams find relevant content faster. Use curated filters, structure-aware search, and integrated tools to locate papers, vendors, protocols, and safety information tailored to chemistry. Part of the 4SEARCH network of topic specific search engines.

Latest Articles


azocleantech.com > article.aspx

The Hidden Energy Bill of Direct Air Capture

1+ hour, 25+ min ago   (884+ words) Removing carbon dioxide directly from the atmosphere sounds straightforward: pull in air, extract the CO2, and store it underground. But the climate value of direct air capture depends on a more complex question: how much energy, water, and infrastructure must be…...


physicsworld.com > a > real-time-multi-gas-sensing

Real-time multi-gas sensing – Physics World

6+ hour, 32+ min ago   (393+ words) A new phase-modulation approach allows one detector to detect two gases simultaneously with high sensitivity Detecting several gases at once is crucial in areas such as environmental monitoring, industrial physics and fault diagnosis in electrical equipment. Methane is a key…...


prlog.org > 13172502-molecular-hydrogen-synergists-webinar-by-dr-bruce-berkowsky.html

Molecular Hydrogen Synergists - Webinar by Dr. Bruce Berkowsky

48+ min ago   (27+ words) PRLog Molecular Hydrogen Synergists - Webinar by Dr. Bruce Berkowsky - Glutathione and NAC/Glycine Supplementation Just Prior to Molecular Hydrogen,...


mdpi.com > 2076-16/19/3417 > 9477

Applied Sciences, Vol. 16, Pages 9477: Numerical Investigation of a Continuous Microwave Rotary Kiln for the Reduction of Iron-Rich Byproducts Generated During Steelmaking

47+ min ago   (414+ words) Microwave processing offers a sustainable alternative to conventional fossil-fuel-based high-temperature treatments of steelmaking residues by enabling volumetric and energy-efficient heating. This work develops the first fully coupled electromagnetic–thermal–fluid–chemical Multiphysics model of a continuous microwave rotary kiln for…...


miragenews.com > chemists-secure-2m-nsf-funding-for-materials-1748825

Chemists Secure $2M+ NSF Funding for Materials Research

1+ hour, 16+ min ago   (322+ words) Four Florida State University faculty members from the Department of Chemistry and Biochemistry have received more than $2 million from the National Science Foundation to advance the development of new materials for applications in areas including energy, data storage and technological…...


azocleantech.com > news.aspx

Scientists Use Spinning Metal Balls to Turn 'Forever Chemicals' Into Valuable Resources in 10 Minutes

2+ hour, 7+ min ago   (687+ words) A team of scientists led by the Nagoya Institute of Technology in Japan has developed a rapid new way to recycle PFAS, recovering valuable fluorine from so-called ‘forever chemicals’ for use in medicines, electronics and refrigeration technologies. The award-winning approach,…...


renewableenergymagazine.com > storage > elemental-analysis-by-intertek-demonstrates-donut-battery-20260923

Elemental analysis by Intertek demonstrates Donut Battery is not a lithium-ion or sodium battery

2+ hour, 2+ min ago   (273+ words) The test was conducted by multinational product testing and certification company Intertek, which analysed the internal structure and elemental composition of Donut Lab’s next-generation battery cell. The test was conducted at Intertek’s laboratory in the UK, where all the active…...


prlog.org > 13172502-molecular-hydrogen-syngergists-webinar-by-dr-bruce-berkowsky.html

Molecular Hydrogen Syngergists - Webinar by Dr. Bruce Berkowsky

2+ hour, 31+ min ago   (27+ words) PRLog Molecular Hydrogen Syngergists - Webinar by Dr. Bruce Berkowsky - Glutathione and NAC/Glycine Supplementation Just Prior to Molecular Hydrogen,...


mdpi.com > 2076-16/19/3417 > 9467

Applied Sciences, Vol. 16, Pages 9467: An Aqueous Electrochemical System Based on Prussian Blue, Wheat-Grain-Derived Biochar, and MnO2 and FeS2 Additives

3+ hour, 21+ min ago   (430+ words) This study investigates a model aqueous electrochemical system based on Prussian blue, wheat-grain-derived biochar, and MnO2 or FeS2 additives. A sodium alginate/Na2SO4 aqueous matrix was used, and the effects of glycerol and halloysite as system modifiers were evaluated. The electrochemical behavior was…...


mdpi.com > 2076-16/19/3417 > 9465

Applied Sciences, Vol. 16, Pages 9465: Optimization of Ultrasound-Assisted Extraction of Phenolic Compounds and Characterization of Krokos Kozanis (Crocus sativus L.) Byproducts Using Spectrophotometric Assays, ATR-FTIR and Liquid Chromatography–Tandem Mass Spectrometry Analysis

3+ hour, 21+ min ago   (423+ words) The global demand for saffron (Crocus sativus L.) generates a large number of floral bio-residues, presenting an environmental challenge but also an opportunity for value-added byproduct recovery within a circular economy framework. This study aimed to optimize the ultrasound-assisted extraction (UAE)…...