Abstract: Techniques are provided herein to form semiconductor devices that include a gate cut formed after the formation of source/drain contacts. In an example, a semiconductor device includes a gate structure around or otherwise on a semiconductor region that extends from a source region to a drain region. Conductive contacts formed over the source and drain regions along a source/drain trench. The gate structure may be interrupted with a dielectric gate cut that further extends past the gate trench and into the source/drain trench where it can cut into one or more of the contacts. The contacts are formed before the gate cut to ensure complete fill of conductive material when forming the contacts. Accordingly, a liner structure on the conductive contacts is also broken by the intrusion of the gate cut and does not extend further up or down the sidewalls of the gate cut.

Abstract: Techniques are provided to form semiconductor devices that include one or more gate cuts having a layer of polymer material at edges of the gate cut. The polymer layer may be provided as a byproduct of the etching process used to form the gate cut recess through the gate structure, and can protect any exposed portions of the source or drain regions from certain subsequent processes. The gate structure may be interrupted between two transistors with a gate cut that extends through an entire thickness of the gate structure and includes a dielectric material to electrically isolate the portions of the gate structure on either side of the gate cut. The edges of the gate cut may be lined with a polymer layer that is also on any exposed portions of the source or drain regions that were exposed during the etching process used to form the gate cut recess.

Abstract: Rifle scopes with a locking feature including a body having an internal movable optical adjustor adapted to shift an image generated by the riflescope, a knob connected to the body for rotation about a knob axis and operably connected to the optical adjustor to position the optical adjustor based on a rotational position of the knob, an indicator skirt rotatably engaged to the body and threadedly engaged to the knob, the indicator skirt being operable to move axially with respect to the knob such that the axial position of the indicator skirt is based on the rotational position of the knob, and the knob including a knob stop surface and the indicator skirt including a skirt stop surface, wherein the knob stop surface and the skirt stop surface are configured to positively contact each other to establish a limit of rotational travel of the knob.

Abstract: Systems and methods are disclosed that provide smart alerts to users, e.g., alerts to users about diabetic states that are only provided when it makes sense to do so, e.g., when the system can predict or estimate that the user is not already cognitively aware of their current condition, e.g., particularly where the current condition is a diabetic state warranting attention. In this way, the alert or alarm is personalized and made particularly effective for that user. Such systems and methods still alert the user when action is necessary, e.g., a bolus or temporary basal rate change, or provide a response to a missed bolus or a need for correction, but do not alert when action is unnecessary, e.g., if the user is already estimated or predicted to be cognitively aware of the diabetic state warranting attention, or if corrective action was already taken.

Abstract: Rifle scopes with a locking feature including a body having an internal movable optical adjustor adapted to shift an image generated by the riflescope, a knob connected to the body for rotation about a knob axis and operably connected to the optical adjustor to position the optical adjustor based on a rotational position of the knob, an indicator skirt rotatably engaged to the body and threadedly engaged to the knob, the indicator skirt being operable to move axially with respect to the knob such that the axial position of the indicator skirt is based on the rotational position of the knob, and the knob including a knob stop surface and the indicator skirt including a skirt stop surface, wherein the knob stop surface and the skirt stop surface are configured to positively contact each other to establish a limit of rotational travel of the knob.

Abstract: A method for making thermosetting polyimides from resveratrol including converting resveratrol to trisaniline, reacting trisaniline with one or more dianhydride and thermosetting endcap to form amic acid, thermally imidizing amic acid to form polyimide oligomer, and cross-linking polyimide oligomer with heat and pressure to generate polyimide thermoset.

Abstract: A rotatable adjustment device for a riflescope or other optical device includes a drive screw that is threadably coupled to a rotating spindle and constrained so that the drive screw translates along the axis of rotation of the spindle. The adjustment device further includes a stop screw that also translates along the axis in response to rotation of the spindle until the stop screw contacts an adjustment stop to limit further rotation of the spindle in the first rotational direction. Lost motion is reduced or avoided by a compliant gap between the drive screw and stop screw.

Abstract: A method for making a cyanate ester resin includes reacting an arylorganometallic agent with a phosphorous halide in a solvent forming methoxy functionalized triphenylphosphines with one to six meta-methoxy groups. The methoxy functionalized triphenylphosphines with one to six meta-methoxy groups are reacted with an oxidizing agent forming a methoxy functionalized triphenylphosphine oxide including one to six meta-methoxy groups. The methoxy functionalized triphenylphosphine oxide is reacted with a dealkylating agent forming a hydroxy substituted triphenylphosphineoxide including one to six meta-hydroxyl groups. The hydroxy substituted triphenylphosphineoxide is reacted with cyanating reagent and a base forming a substituted triphenylphosphine oxide including one to six meta-cyanate groups. The substituted triphenylphosphine oxide is polymerized forming the cyanate ester resin.

Abstract: Rifle scopes with zero locks or stops have a body having an internal movable optical adjustor adapted to shift an image generated by the riflescope, a knob connected to the body for rotation about a knob axis and operably connected to the optical adjustor to position the optical adjustor based on a rotational position of the knob, an indicator skirt rotatably engaged to the body and threadedly engaged to the knob, the indicator skirt being operable to move axially with respect to the knob such that the axial position of the indicator skirt is based on the rotational position of the knob, and the knob including a knob stop surface and the indicator skirt including a skirt stop surface, wherein the knob stop surface and the skirt stop surface are configured to positively contact each other to establish a limit of rotational travel of the knob.

Abstract: Rifle scopes with zero locks or stops have a body having an internal movable optical adjustor adapted to shift an image generated by the riflescope, a knob connected to the body for rotation about a knob axis and operably connected to the optical adjustor to position the optical adjustor based on a rotational position of the knob, an indicator skirt rotatably engaged to the body and threadedly engaged to the knob, the indicator skirt being operable to move axially with respect to the knob such that the axial position of the indicator skirt is based on the rotational position of the knob, and the knob including a knob stop surface and the indicator skirt including a skirt stop surface, wherein the knob stop surface and the skirt stop surface are configured to positively contact each other to establish a limit of rotational travel of the knob.

Abstract: A diamondoid fuel comprising a cage structure including 10, 14, 18, or 22 carbons. The diamondoid fuel also includes one of one to four cyclopropyl groups bonded to the cage structure or two to four functional groups bonded to the cage structure where the functional groups are an alkyl group, an allyl group, a cyclopropyl group, or combinations thereof. Additionally, at least one functional group is an allyl group and at least one functional group is a cyclopropyl group.

Abstract: A method for making thermosetting polyimides from resveratrol including converting resveratrol to trisaniline, reacting trisaniline with one or more dianhydride and thermosetting endcap to form amic acid, thermally imidizing amic acid to form polyimide oligomer, and cross-linking polyimide oligomer with heat and pressure to generate polyimide thermoset.

Abstract: A diamondoid fuel comprising a cage structure including 10, 14, 18, or 22 carbons. The diamondoid fuel also includes one of one to four cyclopropyl groups bonded to the cage structure or two to four functional groups bonded to the cage structure where the functional groups are an alkyl group, an allyl group, a cyclopropyl group, or combinations thereof. Additionally, at least one functional group is an allyl group and at least one functional group is a cyclopropyl group.

Abstract: The invention generally relates to novel poly-substituted cis stilbenes, their synthesis, their purification, and their use in thermoset resins. These novel cis stilbenes give rise to thermoset resins with greatly improved processing characteristics such as lower melting temperature and lower viscosity; resulting in polymers and composites having greatly improved thermal stability.

Abstract: A method of making fuel including adding alcohol to a reactor with a zinc dihalide salt and heating the reactor to reflux, thereby forming a mixture. Water is removed from the mixture using azeotropic distillation. The mixture is distilled, thereby forming oligo(alkenes)n and residual alcohol. The oligo(alkenes)n are distilled using fractionation, thereby forming a first, a second, a third fraction, and removing the residual alcohol. The first fraction includes oligo(alkenes)n with n ranging from 2 to 4, the second fraction includes oligo(alkenes)n with n ranging from 4 to 8, and the third fraction includes oligo(alkenes)n with n ranging from 8 to 12. The first, second, and third fractions are hydrogenated, thereby forming oligo(alkanes)n. The first fraction includes oligo(alkanes)n with n ranging from 2 to 4, the second fraction includes oligo(alkanes)n with n ranging from 4 to 8, and the third fraction includes oligo(alkanes)n with n ranging from 8 to 12.

Abstract: The invention generally relates to novel poly-substituted cis stilbenes, their synthesis, their purification, and their use in thermoset resins. These novel cis stilbenes give rise to thermoset resins with greatly improved processing characteristics such as lower melting temperature and lower viscosity; resulting in polymers and composites having greatly improved thermal stability.

Abstract: A diamondoid fuel comprising a cage structure including 10, 14, 18, or 22 carbons. The diamondoid fuel also includes one of one to four cyclopropyl groups bonded to the cage structure or two to four functional groups bonded to the cage structure where the functional groups are an alkyl group, an allyl group, a cyclopropyl group, or combinations thereof. Additionally, at least one functional group is an allyl group and at least one functional group is a cyclopropyl group.

Abstract: A method for preparing fire resistant polymeric materials including, providing at least one first polyphenol having three or more phenolic groups, reacting at least one first polyphenol having three or more phenolic groups with at least one halophosphate and at least one first base to produce at least one second phenol having at least one phosphate group, and converting at least one second phenol having at least one phosphate group to a thermoplastic or thermosetting fire resistant polymeric material.

Abstract: Rifle scopes with zero locks or stops have a body having an internal movable optical adjustor adapted to shift an image generated by the riflescope, a knob connected to the body for rotation about a knob axis and operably connected to the optical adjustor to position the optical adjustor based on a rotational position of the knob, an indicator skirt rotatably engaged to the body and threadedly engaged to the knob, the indicator skirt being operable to move axially with respect to the knob such that the axial position of the indicator skirt is based on the rotational position of the knob, and the knob including a knob stop surface and the indicator skirt including a skirt stop surface, wherein the knob stop surface and the skirt stop surface are configured to positively contact each other to establish a limit of rotational travel of the knob.

Abstract: A diaphragm for use in a diaphragm-type flush valve includes a flexible diaphragm body having a first side and a second side and an outer periphery, a center passageway defined in the diaphragm body, a bypass orifice defined in the diaphragm body, and a sealing ring attached to the outer periphery of the flexible diaphragm body. The sealing ring defines an outer circumferential surface of the diaphragm. The outer circumferential surface of the sealing ring defines a recessed area. The recessed area is configured to be positioned in a keyed relationship with a flush valve body.