Abstract: Provided herein are metal organic frameworks comprising metal nodes and N-donor organic ligands which have high selectivity and stability in the present of gases and vapors including H2S, H2O, and CO2. Methods include capturing one or more of H2S, H2O, and CO2 from fluid compositions, such as natural gas.

Abstract: The present disclosure concerns particular biomarkers for screening, diagnosing and/or prognosticating colorectal cancer, in particular in an accurate manner. The methods and compositions concern analysis of methylation patterns of one or more of 176 methylatable genomic DNA regions identified as described herein. In particular embodiments there are methods of detecting methylatable regions in genomic sequences.

Abstract: A membrane distillation (MD) module includes a first MD sub-module including a first thermocouple; a second MD sub-module including a second thermocouple; and a distillation membrane sandwiched between the first MD sub-module and the second MD sub-module. A hot chamber of the first MD sub-module is closed by the distillation membrane, and a cold chamber of the second MD sub-module is closed by the distillation membrane.

Abstract: Devices for photoelectrodes for water splitting based on indium nanowires on flexible substrates as well as methods of manufacture by transferring nanowire arrays to flexible substrates.

Abstract: Embodiments of the present disclosure describe diapocarotenoid plant growth regulators represented by formula (I): R-A-R (I) or a precursor, salt, solvate, stereoisomer or polymorph thereof; wherein R is a monovalent carbonyl moiety selected from the group consisting of aldehydes, ethers, diethers, carboxylic acids, alcohols, and ester carboxylates and A is a bivalent polyene represented by the bivalent moiety —(CRa?CRb)x—, wherein x is the number of double bonds in polyene moiety A, and Ra and Rb are, independently, hydrogen, a hydrocarbon, or an alkoxy group, and composition of the diapocarotenoid plant growth regulators in an agronomically acceptable carrier.

Abstract: Embodiments of the present disclosure provide for methods of making quantum dots (QDs) (passivated or unpassivated) using a continuous flow process, systems for making QDs using a continuous flow process, and the like. In one or more embodiments, the QDs produced using embodiments of the present disclosure can be used in solar photovoltaic cells, bio-imaging, IR emitters, or LEDs.

Abstract: A nanoparticle comprises an internal D/A heterojunction, wherein the nanoparticle comprises a HER rate of 64,426±7022 ?molh?1g?1 under broadband visible light illumination. Measured EQEs of the nanoparticle throughout a visible spectrum exceed 5% at 660 to 700 nm. Methods may include fabricating a nanoparticle comprising: preparing individual stock solutions of PTB7-TH and EH-IDTBR in chloroform; heating the individual stock solutions to a complete dissolution; filtering the individual stock solutions; preparing a nanoparticle precursor solution from the filtered individual stock solutions by mixing the individual stock solutions in a ratio of 0-100% EH-IDTBR adding a portion of the nanoparticle precursor solution to a solution of surfactant (SDS or TEBS) in water and mixing to form a pre-emulsion; sonicating the pre-emulsion to form a mini-emulsion; heating the mini-emulsion to remove the chloroform to thereby form a surfactant stabilized nanoparticle dispersion; and filtering the nanoparticle.

Abstract: Described herein are compositions and methods relating to functionalized sands or soils.

Abstract: Various examples of systems and methods are provided for Lyapunov control for uncertain systems. In one example, a system includes a process plant and a robust Lyapunov controller configured to control an input of the process plant. The robust Lyapunov controller includes an inner closed loop Lyapunov controller and an outer closed loop error stabilizer. In another example, a method includes monitoring a system output of a process plant; generating an estimated system control input based upon a defined output reference; generating a system control input using the estimated system control input and a compensation term; and adjusting the process plant based upon the system control input to force the system output to track the defined output reference. An inner closed loop Lyapunov controller can generate the estimated system control input and an outer closed loop error stabilizer can generate the system control input.

Abstract: According to one or more embodiments presently disclosed, a catalyst for converting hydrocarbons may include catalytic oxidized metal materials comprising oxidized iron, oxidized cobalt, and oxidized copper. At least 95 wt. % of the catalytic oxidized metal materials may be a combination of oxidized iron, oxidized cobalt, and oxidized copper. The catalyst may additionally include a mesoporous support material comprising pores having an average pore diameter of from 2 nm to 50 nm. At least 95 wt. % of the mesoporous support material may comprise alumina. At least 95 wt. % of the catalyst may be the combination of the catalytic oxidized metal materials and the mesoporous support material. Additional embodiments are included, such as methods for making the presently disclosed catalysts.

Abstract: Embodiments of catalyst systems and methods of synthesizing catalyst systems are provided. The catalyst system may include a core comprising a zeolite; and a shell comprising a microporous fibrous silica. The shell may be in direct contact with at least a majority of an outer surface of the core. The catalyst system may have a Si/Al molar ratio greater than 5. At least a portion of the shell may have a thickness of from 50 nanometers (nm) to 360 nm.

Abstract: Embodiments of catalyst systems and methods of synthesizing catalyst systems are provided. The catalyst system may include a core comprising a zeolite; and a shell comprising a microporous fibrous silica. The shell may be in direct contact with at least a majority of an outer surface of the core. The catalyst system may have a Si/Al molar ratio greater than 5. At least a portion of the shell may have a thickness of from 50 nanometers (nm) to 600 nm.

Abstract: Embodiments of the present disclosure describe a method of synthesizing a glycidyl azide homopolymer comprising contacting a glycidyl azide monomer, an initiator, and a Lewis acid sufficient to form the glycidyl azide homopolymer; wherein the glycidyl azide homopolymer is directly polymerized from the glycidyl azide monomer. Embodiments of the present disclosure further describe a method of making a glycidyl azide polymer comprising contacting one or more of a glycidyl azide monomer, an epoxide monomer, carbon dioxide, an initiator, and a Lewis acid in a reaction medium to form a glycidyl azide polymer.

Abstract: A bending sensor includes a flexible substrate made of polyimide; a laser-induced graphene electrode formed into a top surface of the flexible substrate; and first and second pads formed as a laser-induced graphene into the top surface of the flexible substrate, wherein the first and second pads are in electrical contact with the laser-induced graphene electrode. A bending of the flexible substrate and the laser-induced graphene electrode changes a resistivity of the laser-induced graphene electrode, which is indicative of an amount of bending.

Abstract: A conformance improvement method involves injecting, via an injection well, a first water slug into a subsurface reservoir. A second water slug is injected, via the injection well, into the subsurface reservoir. The first and second water slugs have different viscosities, at least one of the first and second water slugs includes a surfactant, and the first and second water slugs combine with oil in the subsurface reservoir to form a microemulsion in a layer of the subsurface reservoir. A fluid is injected, via the injection well, into the subsurface reservoir. Oil is collected, via a production well, from the subsurface reservoir. The injected fluid causes the oil to move into the production well.

Abstract: An engine that uses detonation for generating energy includes a housing; an inlet configured to inject a fuel mixture into an ignition region of the housing, the inlet being attached to the housing; an ignitor located in the ignition region and configured to ignite the fuel mixture; a deflagration to detonation, DDT, region in fluid communication and downstream from the ignition region; a pair of electrodes located in the DDT region and configured to apply nanosecond repetitive voltage pulses to the DDT region; and a detonation region, within the housing, in fluid communication and downstream from the DDT region. The nanosecond repetitive voltage pulses generate a non-thermal plasma that transition a combustion front propagation through the housing from a deflagration mode to a detonation mode.

Abstract: Embodiments of the present disclosure provide a metal-organic framework composition including a metal-organic framework having an ana topology, the metal-organic framework including one or more metals connected to one or more organic linkers. Embodiments of the present disclosure further provide a method of separating chemical species including contacting a metal-organic framework having an ana topology with a flow of paraffins and separating the paraffins.

Abstract: Disclosed herein are modified zeolites and methods for making modified zeolites. In one or more embodiments disclosed herein, a modified zeolite may include a microporous framework including a plurality of micropores having diameters of less than or equal to 2 nm. The microporous framework may include at least silicon atoms and oxygen atoms. The modified zeolite may further include organometallic moieties each bonded to a nitrogen atom of a secondary amine functional group including a nitrogen atom and a hydrogen atom. The organometallic moieties may include a zirconium atom that is bonded to the nitrogen atom of the secondary amine functional group. The nitrogen atom of the secondary amine function group may bridge the zirconium atom of the organometallic moiety and a silicon atom of the microporous framework.

Abstract: Disclosed herein are modified zeolites and methods for making modified zeolites. In one or more embodiments disclosed herein, a modified zeolite may include a microporous framework comprising a plurality of micropores having diameters of less than or equal to 2 nm. The microporous framework may include at least silicon atoms and oxygen atoms. The modified zeolite may further include organometallic moieties each bonded to bridging oxygen atoms. The organometallic moieties may include a titanium atom. The titanium atom may be bonded to a bridging oxygen atom, and the bridging oxygen atom may bridge the titanium atom of the organometallic moiety and a silicon atom of the microporous framework.

Abstract: Disclosed herein are modified zeolites and methods for making modified zeolites. In one or more embodiments disclosed herein, a zeolite may include a microporous framework comprising a plurality of micropores having diameters of less than or equal to 2 nm. The microporous framework may include at least silicon atoms and oxygen atoms. The modified zeolite may further include organometallic moieties each bonded to bridging oxygen atoms. The organometallic moieties may include a zirconium atom. The zirconium atom may be bonded to a bridging oxygen atom, and the bridging oxygen atom may bridge the zirconium atom of the organometallic moiety and a silicon atom of the microporous framework.