Results 61 to 70 of about 822 (142)

Breaking the Selectivity Barrier of Single‐Atom Nanozymes Through Out‐of‐Plane Ligand Coordination

Advanced Materials, Volume 37, Issue 38, September 25, 2025.
Here, Ru SAzyme with out‐of‐plane chlorine ligands is reported as a monofunctional, high‐performance peroxidase‐like nanozyme. Incorporating out‐of‐plane ligand coordination emulates enzyme selectivity and regulates reaction pathways for an identical substrate.
Seonhye Park, Kyu In Shim, Phuong Thy Nguyen, Daeeun Choi, Seongbeen Kim, Seung Yeop Yi, Moon Il Kim, Jeong Woo Han, Jinwoo Lee   +8 more
wiley   +1 more source

Field‐Deployable Ammonia Sensor for Assessment of Wastewater Feedstocks and Their Utilization for Ammonia Synthesis

Advanced Sensor Research, Volume 4, Issue 9, September 2025.
A portable paper‐based sensor for rapid and on‐site ammonia detection Abstract Renewable energy‐driven electrochemical ammonia synthesis using nitrates presents a promising pathway for producing ammonia while utilizing wastewater as a feedstock. This approach enables decentralized ammonia production and addresses environmental concerns related to ...
Ishita Goyal, Vamsi Vikram Gande, Rangasamy Savitha, Meenesh R. Singh   +3 more
wiley   +1 more source

Paper-based analytical devices for environmental analysis

, 2016
The field of paper-based microfluidics has experienced rapid growth over the past decade. Microfluidic paper-based analytical devices (μPADs), originally developed for point-of-care medical diagnostics in resource-limited settings, are now being applied ...
John Volckens, Volckens, John, Casey Quinn, Meredith, Nathan A., Charles S. Henry, Nathan A. Meredith, Cate, David M., Reilly, Thomas H., Thomas H. Reilly, David M. Cate, Henry, Charles S., Quinn, Casey   +11 more
core   +1 more source

Three-Dimensional Paper-Based Microfluidic Analytical Devices Integrated with a Plasma Separation Membrane for the Detection of Biomarkers in Whole Blood

, 2020
Paper-based microfluidic analytical devices (μPADs) have recently attracted attention as a point-of-care test kit because of their low cost and nonrequirement for external forces.
김수경
core   +1 more source

Easily Fabricated Microfluidic Devices Using Permanent Marker Inks for Enzyme Assays

Micromachines, 2016
In this communication, we describe microfluidic paper analytical devices (μPADs) easily fabricated from commercially available Sharpie ink permanent markers on chromatography paper to colorimetrically detect glucose using glucose oxidase (GOx).
Coreen Gallibu, Chrisha Gallibu, Ani Avoundjian, Frank A. Gomez   +3 more
doaj   +1 more source

Enhanced Laser‐Induced Graphene Microfluidic Integrated Sensors (LIGMIS) for On‐Site Biomedical and Environmental Monitoring

Small, Volume 21, Issue 32, August 14, 2025.
A laser‐induced graphene microfluidic with integrated sensors (LIGMIS) are demonstrated for practical use in agricultural and biomedical domains. The porous electrodes are modified with silver nanoplatelets and gold microstructured trees for increased electroactive surface area while ion electrodes are modified with solid‐contact membranes for analyte ...
Zachary T. Johnson, Griffin Ellis, Cicero C. Pola, Christopher Banwart, Abby McCormick, Gustavo L. Miliao, Duy Duong, Jemima Opare‐Addo, Harsha Sista, Emily A. Smith, Hui Hu, Carmen L. Gomes, Jonathan C. Claussen   +12 more
wiley   +1 more source

An Overview of Microfluidic‐Assisted Strategies for Synthesis and Applications of Molecularly Imprinted Polymers

Analysis &Sensing, Volume 5, Issue 3, May 2025.
Sensor design increasingly focusses on miniaturized systems deployed directly at the point of need. For this purpose, microfluidics ensures low‐cost systems that can handle small sample volumes and molecularly imprinted polymers provide rugged, cost‐effective recognition.
Ramya Karunakaran, Chiara Luna Onorati, Khairunnisa Amreen, Sanket Goel, Peter A. Lieberzeit   +4 more
wiley   +1 more source

Influence of Geometry and Surrounding Conditions on Fluid Flow in Paper-Based Devices

Micromachines, 2016
Fluid flow behaviour in paper is of increasing interest due to the advantages and expanding use of microfluidic paper-based analytical devices (known as µPADs).
Noosheen Walji, Brendan D. MacDonald
doaj   +1 more source

Functional Nucleic Acids as Bacterial Biosensors: A Focus on Clostridioides difficile Infection

Analysis &Sensing, Volume 5, Issue 2, March 2025.
Clostridioides difficile (CD) is a Gram‐positive bacteria causing CD infection (CDI), leading to diarrhea and colon inflammation. Here, we provide a comprehensive review of the use of functional nucleic acids, specifically DNA aptamers and DNAzymes, as novel diagnostic molecular tools for detecting CD, including a discussion on the potential to develop
Kristie Chow, Yingfu Li
wiley   +1 more source

Optical Bionanosensors for Sepsis Diagnostics

Small, Volume 21, Issue 8, February 25, 2025.
Sepsis is a global health issue triggered by an uncontrolled immune response to infections, causing organ failure and high mortality. Despite advances in medical care, traditional diagnostic methods are still not sufficient. This review highlights recent advancements in nanomaterial‐based optical biosensors for rapid sepsis diagnostics, discussing ...
Christina Derichsweiler, Svenja Herbertz, Sebastian Kruss   +2 more
wiley   +1 more source