Analysis Using Nuclear Magnetic Resonance TRIZ Cases

Mixing additive gas with exhaust streams moderates temperatures near room level, protecting structural elements from thermal damage without complex insulation.

Dual gradient modulation schemes quantify microscopic fractional anisotropy in MRI by comparing isotropic and non-isotropic signal decays.

Segmented gas flows drive rotation and cooling of the sample holder, resolving conflicts between high speed and thermal control.

Permanent magnets boost signal-to-noise ratios in shallow subsurface volumes, resolving low resolution limits of Earth's field methods.

Non-magnetic piping maintains magnetic field homogeneity for accurate NMR measurements despite high pressure.

Actively controlled direct contact heat exchanger maintains sample temperature for spectroscopic analysis.

Nuclear magnetic resonance detects aluminum to quantify catalytic fines, replacing slow chemical analysis with rapid on-site measurement.

A portable NMR device analyzes insulating liquid compounds directly at the electrical apparatus site.

Nitrogen-vacancy centers in diamond transfer spin polarization to nearby analytes using electromagnetic pulses.

Two-dimensional NMR relaxation measurements separate oil and water signals, eliminating time-consuming distillation and paramagnetic ion additives.

Diamond NV center gyroscope detects rotation through 14N nuclear spin precession, eliminating MEMS sensitivity drift caused by charged surface asperities.

External standard NMR analysis calculates sulfur crosslinking bond lengths, avoiding toxic solvent mixing required by prior methods.

Para-hydrogen hyperpolarization amplifies NMR signals to overcome low detection sensitivity in label-free drug discovery screening.

A nested sensor containment member enables real-time pH and temperature tracking inside the NMR probe, eliminating manual calibration steps.

High conductivity separating walls transfer heat from external elements to maintain sample temperature while minimizing distance to cryogenic coils.

Local slice selective T2 nuclear magnetic resonance testing isolates fracture zones in core plugs to measure pore volume under in-situ conditions.

Integrating a centrifuge rotor with an NMR spectrometer enables real-time fluid distribution monitoring within porous samples.

Mounting an NQR coil on a prodder stick contacts buried explosives directly, reducing signal attenuation and power requirements for portable landmine detection.

Miniaturized detection coils and hyperpolarization boost signal sensitivity 1000-fold, enabling rapid metabolic flux analysis of limited cell populations.

A calibrated NMR method acquires isotope intensity and relaxation time data for rapid nitrogen quantification.

RF shielding unit surrounding sample receiving area eliminates need for shielded rooms while maintaining signal integrity.

Spring-loaded bayonet mechanism eliminates mechanical play in NMR probe head assemblies during temperature fluctuations.

A broadband NMR circuit generates stimulus signals across a wide frequency range without requiring resonance with electrical components.

Gas bearings spray fluid from annular openings to align the sample tube, preventing collisions and maintaining measurement precision.

Segmented gradient coils and universal sample holders resolve the trade-off between image resolution and power consumption in portable quality control systems.

Electrically controlled valves and pumps automate flow distribution, resolving manual adjustment errors and temperature instability during sample transfer.

A low field NMR apparatus uses radio frequency pulses to generate response signals from food products.

Time-dependent NMR logging monitors gas migration to estimate production rates, resolving the trade-off between measurement precision and system complexity.

Multi-nuclear MR thermometry maps absolute temperature via hydrogen-sodium frequency differences, canceling B0 inhomogeneity drift to ensure accuracy.

A magneto-optical detection system measures Brownian relaxation time of hemozoin crystals to differentiate malaria species.

Continuous magnetic resonance measurement monitors fluid properties in conduits, eliminating process interruption and enabling real-time deviation alerts.

An automated nuclear magnetic resonance apparatus measures borehole materials using adaptive data stacking and sample cassettes.

Multi-peak spectral models resolve field inhomogeneity errors during water-fat separation, reducing residual fat signal artifacts.

Symmetrical Gaussian-shaped 2D RF pencil beams saturate areas around a target point to enable real-time tracking without data latency.

Standardized base plate collecting all feed lines prevents user error during manual connection processes while ensuring reliable automated engagement.

Segmented permanent magnets and RF coils detect oil concentrations below 50 ppm while shielding fringe fields.

Brief gradient pulses encode multiple free induction decay points with identical parameters to resolve long acquisition times in porous media imaging.

A nuclear magnetic resonance spectrometer measures transverse relaxation decay to determine substance amounts within porous materials.

A combined NMR and mercury intrusion apparatus measures pore structure properties.

A cryoprobe uses a closed gas loop to circulate and cool driving gas for rotor rotation in nuclear magnetic resonance systems.

A method calculates deuterium substitution rates using 1H-NMR peak integration values.

A handheld integrated nuclear quadrupole resonance device acquires spectral data via a swappable sample coil and wireless transmission module.

A fastening device for NMR probes uses a rotating pretensioning element to compress spring elements and establish a rigid connection.

Direct NMR analysis identifies synthetic cannabinoids in botanical samples without chromatography, resolving isomer discrimination issues.

Coil antenna generates destruction pulses to synchronize magnetization buildup, eliminating mechanical complexity and improving measurement accuracy.

A planar magnetic resonance sensor uses orthogonal field generation to measure material properties.

SABRE hyperpolarization enhances sulfur detection sensitivity at ppm levels using parahydrogen and a catalyst, reducing scan time on low-field NMR equipment.

Temperature compensation in a mobile nuclear quadrupole resonance detector corrects frequency shifts, reducing RF power requirements and device weight.

Segmented centrifuging with NMR monitoring identifies low-saturation regions, reducing rock damage and improving irreducible water volume estimation.