An adsorbent and a use thereof are provided. The adsorbent is a metal-organic framework (MOF) MIL-125; the MOF MIL-125 has an external specific surface area (SSA) of 160 m.sup.2/g to 220 m.sup.2/g; and the MOF MIL-125 includes a micropore with an area of 1,000 m.sup.2/g to 1,500 m.sup.2/g. The external SSA of the MOF MIL-125 is much higher than an external SSA of the traditional MIL-125, which has promising application prospects in the adsorptive separation of xylene isomers and exhibits high selectivity for p-xylene.

A natural gas storage material is provided that comprises a porous metal-organic framework (MOF) material having one or more sites for reversibly storing natural gas that contains methane. In certain variations, the MOF has a usable methane storage capacity of greater than or equal to about 208 cm.sup.3(STP)/cm.sup.3 under pressure swing conditions of 80 bar adsorption to 5 bar desorption at 298 K. In other variations, suitable MOFs having one or more sites for reversibly storing methane with advantageous natural gas storage capabilities are selected from the group consisting of: UMCM-152, DUT-23-Cu, VEBHUG_SL, FUYCIN, ja074366osi20070816_031204, XIYYEL, cg500192d_si_003, VUSKAW, VUSKEA, PEVQOY, EDUSIF, and combinations thereof. Natural gas storage systems and methods of reversibly storing natural gas in such MOFs are also provided.

An activated carbon for adsorbing neutral per- and polyfluoroalkyl compounds used in quantitative analysis of neutral per- and polyfluoroalkyl compounds in a water sample includes an activated carbon having a BET specific surface area of 900 m2/g or more for desorbably adsorbing neutral per- and polyfluoroalkyl compounds distributed in a gas phase from the water sample by aerating or bubbling, with an inert gas as a carrier gas, the water sample sealed in a vessel and temperature-controlled to a temperature at which the neutral per- and polyfluoroalkyl compounds can be distributed in a gas phase.

Described are methods, devices, and systems useful for adsorbing organometallic vapor onto solid adsorbent material to remove the organometallic vapor from a gas mixture that contains the organometallic vapor and other vapor, particulate materials, or both.

The present disclosure relates to a method of preparing a magnetic particle having a polymer matrix (P) and at least one magnetic core (M), preferably at least two magnetic cores (M), wherein the polymer matrix (P) comprises at least one hypercrosslinked polymer, wherein the method comprises (i) providing at least one magnetic core (M), preferably at least two magnetic cores (M), (ii) providing polymer precursor molecules, (iii) polymerizing the polymer precursor molecules according to (ii) in the presence of the at least one magnetic core (M), thereby forming a particle comprising the at least one magnetic core (M). Further, the present disclosure relates to particles obtained or obtainable by this method as well as to the use of these particles. In a further aspect, the disclosure relates to a method for determining at least one analyte in a fluid sample having the step of contacting of the magnetic particle with a fluid sample having or suspected of having the at least one analyte.

A series of isoreticular metal-organic frameworks composed of metal nodes connected by rigid trigonal prismatic organic linkers and having a 6,12-coordinatled alb network topology are provided. Also provided are methods of synthesizing the metal-organic frameworks and methods of using the metal-organic frameworks to catalyze the hydrolysis of organic molecules, such as nerve agents, having hydrolysable bonds.

This disclosure relates generally relates to methods and systems useful for continuous synthesis of materials in super-critical carbon dioxide (sCO.sub.2). More particularly, this disclosure relates to methods and systems useful for continuous synthesis of coordination polymers, such as metal-organic frameworks (MOFs) and/or covalent organic frameworks (COFs), in sCO.sub.2.

Provided here are adsorbent compositions containing polyvinyl alcohol-bonded pellets of zeolite templated carbon. Also provided here are methods of producing adsorbent compositions by forming an aqueous mixture containing a binder, water, and zeolite-templated carbon; subjecting the aqueous mixture to a drying process to remove the water and form a dry mixture of the binder and the zeolite-templated carbon, and compacting the dry mixture of the binder and the zeolite-templated carbon to form the binder-bonded pellets of the zeolite templated carbon.

Novel radioactive iodide molecular traps, in which one or more metal atoms are functionalized by coordinating to an amine containing two or more nitrogens, and methods of using the molecular traps to capture radioactive iodide.

The invention provides highly reactive nano-sized alumina particle compositions, including alumina compositions with a BET surface areas on the order of 2000 m.sup.2/g. Also disclosed are impregnated alumina supports comprising materials that are metal oxides or carbonates. Methods for the synthesis and fabrication of these compositions are provided, along methods for the use of these compositions as sorbents.