Search for dissertations about: "dna sensors"

Showing result 1 - 5 of 22 swedish dissertations containing the words dna sensors.

2. 1. Hydrogel-based pH-sensors : Development and characterisation of optical and electrical pH sensors based on stimuli-responsive hydrogels

   Author : Krister Hammarling; Hans-Erik Nilsson; Magnus Engholm; Henrik Andersson; Guido Perrone; Mittuniversitetet; []
   Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; Hydrogel; fiber optics; printed electronics; pH; sensor;

   Abstract : The ability to measure the chemical parameter pH is of high importance in many areas. With new government regulations and evolving markets, there is a strong motivation for improving such measurements and conducting research on new types of pH sensors and sensor materials. READ MORE

4. 2. Interface Studies for Gold-based Electrochemical DNA Sensors

   Author : Xingxing Xu; Zhen Zhang; Boukherroub Rabah; Uppsala universitet; []
   Keywords : TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY;

   Abstract : Gold based label-free electrochemical DNA sensors have been widely studied for biomarker diagnostics. The sensitivity and reproducibility of these sensors are determined by the sensing interface: the DNA modified gold surfaces. READ MORE

5. 3. Silicon nanowire based devices for More than Moore Applications

   Author : Ganesh Jayakumar; Per-Erik Hellström; Mikael Östling; Luca Selmi; KTH; []
   Keywords : silicon nanowire; biosensor; CMOS; sequential integration; lab-on-chip; LOC; high-K; high-K integration on SiNW biosensor; ALD; fluid gate; back gate; SiNW; SiNW pixel matrix; FEOL; pattern transfer lithography; sidewall transfer lithography; STL; multi-target bio detection; BEOL; nanonets; silicon nanonets; SiNN-FET; SiNW-FET; CMOS integration of nanowires; CMOS integration of nanonets; monolithic 3D integration of nanowires; above-IC integration of nanowires; DNA detection using SiNW; SiNW biosensor; dry environment DNA detection; DNA hybridization detection using SiNW; SiNW functionalization; SiNW silanization; SiNW grafting; FEOL integration of SiNW; BEOL integration of SiNW; sequential multiplexed biodetection; biodetection efficiency of SiNW; front end of line integration of SiNW; back end of line integration of SiNW; SiNW dry environment functionalization; APTES cross-linker; accessing SiNW test site; fluorescence microscopy of SiNW; geometry of SiNW; SiNW biosensor variability; top-down fabrication of SiNW; bottom-up fabrication of SiNW; VLS method; ams foundry CMOS process; adding functionality in BEOL process; sensor integration in BEOL process; hafnium oxide; HfO2; aluminium oxide; Al2O3; TiN backgate; Nickel source drain; ISFET; ion sensitive field effect transistor; Overcoming Nernst limit of detection using SiNW; SiNW sub-threshold region operation; ASIC; SOC; SiGe selective epitaxy; epitaxial growth of SiNW; epitaxial growth of nanowires; epitaxial growth of nanonets; nickel silicide contacts; salicide process; high yield SiNW fabrication; high volume SiNW fabrication; silicon ribbon; SiRi pixel; SiRi biosensor; SiRi DNA detection; monolithic 3D integration of nanonets; above-IC integration of nanonets; impact of back gate voltage on silicon nanowire; impact of back gate voltage on SiNW; FDSOI; fully depleted silicon on insulator technology; metal backgate; wafer scale integration of SiNW; wafer scale integration of nanonets; impact of backgate voltage on CMOS inverter circuit; frequency divider; D flip-flop; Informations- och kommunikationsteknik; Information and Communication Technology;

   Abstract : Silicon nanowires (SiNW) are in the spotlight for a few years in the research community as a good candidate for biosensing applications. This is attributed to their small dimensions in nanometer scale that offers high sensitivity, label-free detection and at the same time utilizing small amount of sample. READ MORE

6. 4. Polymer brush functionalised nanopore sensors

   Author : Julia Järlebark; Chalmers tekniska högskola; []
   Keywords : NATURVETENSKAP; NATURAL SCIENCES; NATURVETENSKAP; NATURAL SCIENCES; TEKNIK OCH TEKNOLOGIER; ENGINEERING AND TECHNOLOGY; polymer brushes; nanopore sensing; nanofabrication;

   Abstract : Single-molecule studies on proteins could reveal a lot of information about their conformational dynamics, and processes such as misfolding and aggregation. This knowledge is valuable in providing a deeper understanding of molecular biology, and for understanding the link between proteins and various diseases. READ MORE

7. 5. Nanostructured surfaces created by the interactions of dendrimers and oppositely charged amphiphiles

   Author : Marianna Yanez; Fysikalisk kemi; []
   Keywords : NATURVETENSKAP; NATURAL SCIENCES; PAMAM; Surfactant; SDS; Lipid; Bilayer; Model Biomembrane; Nucleolipid; DLPA; DLPU; DNA; RNA; Neutron Reflectometry; Poly amidoamine ; Interface; Adsorption; Polyelectrolyte;

   Abstract : The research described in this thesis aims to understand the interactions between cationic poly(amidoamine) (PAMAM) dendrimers and small oppositely charged amphiphiles at the solid-liquid and air-liquid interfaces in relation to the bulk solution behavior. There is high interest in PAMAM dendrimers because they are well-defined polymers with a hierarchical architecture which makes them promising materials as nanocapsules and gene vectors. READ MORE