Small, smooth, and bendable diamonds If you manage to deform a diamond, it usually means have broken it. Diamonds very high hardness, but they do not elastically. This limits their usefulness for some applications. However, Banerjee et al. discovered that diamond nanoneedles can elastically after all (see the Perspective by LLorca). The key was in small size (300 nm), which allowed smooth-surfaced, defect-free diamonds. deformation close theoretical limit opens up potential applications...

The measurement of thermal conductivities anisotropic materials and atomically thin films is pivotal for the design next-generation electronic devices. Frequency-domain thermoreflectance (FDTR) a pump–probe technique that known its accurate straightforward approach to determining conductivity stands out as one most effective methodologies. Existing research has focused on advancing system incorporates beam-offset FDTR. In this approach, irradiation positions pump probe lasers are spatially...

Inhalation of a foreign body into the respiratory passage can be serious and sometimes fatal childhood accident. In this paper we analyse management 223 children with laryngo-tracheo-bronchial bodies. Children below three years age were found to most vulnerable. The majority patients boys. Over quarter did not present history inhalation. Only 52 per cent reported within 24 hours Endoscopic removal was possible in all but nine cases. One hundred forty eight (66.4 cent) recovered bodies...

Measurement of thermal conductivity in liquids and soft materials is pivotal across various sectors, from designing cooling systems for electronic devices to monitoring biological parameters via medical studying the properties tissues. Accurate measurements require high sensitivity, a flexible measurement device advantageous adapt shape sample. The 3ω method stands out as an ideal technique that meets these criteria, offering simple sensitive approach assess materials. In this study, we...

Non-contact and non-destructive methods are essential for accurately determining the thermophysical properties necessary optimal thermal design of semiconductor devices assessing materials with varying crystallinity across their thickness. Among these methods, frequency-domain thermoreflectance (FDTR) stands out as an effective technique evaluating characteristics nano/microscale specimens. FDTR varies penetration depth by modifying heating frequency, enabling a detailed analysis at...

Abstract This study proposes a nonlinear thermo-acoustic phase modulator for application in physical reservoir computing. We designed and fabricated the modulator, then investigated properties such as insertion loss modulation effects. Finally, we constructed system with proposed demonstrated benchmark tasks. The makes use of surface acoustic waves, which contributes to fast processing low power consumption. has waveguide also acts microheater. principle is wave-velocity reduction caused by...

Object. Intrathecal bolus administration of (Z)-1-[N-(2-aminoethyl)-N-(2-ammonioethyl)aminio]diazen-1-ium-1,2-diolate (DETA/NO), a long half-life diazeniumdiolate-class nitric oxide (NO) donor, was evaluated for safety and efficacy in the treatment delayed cerebral vasospasm canine model subarachnoid hemorrhage (SAH). Methods. The baseline basilar artery (BA) diameter 25 dogs measured with aid angiography on Day 0. Vasospasm then induced by intracisternal injection autologous arterial blood...

Congenital lobar emphysema is a rare entity presenting in the first month of life. It appears with varying degrees respiratory distress, clinical and radiological evidence over-aeration upper middle lobes, mediastinal shift hypoxia. Its early recognition surgical intervention can be life-saving. Even today, despite advanced diagnostic techniques, pitfalls diagnosis management are not uncommon condition may mistaken for pneumothorax or pneumonia. This report elucidates anesthetic three such...

Electron-and ion-induced bending (EIB/IIB) phenomena have been studied in self-supported polycrystalline metallic and metal–amorphous bilayered nanocantilevers. The experiments reveal many interesting facts regarding electron/ion–matter interaction, which builds a proper foundation for the understanding of phenomenon. mechanism cantilevers has proposed to be primarily due void-induced stress generation during ion beam irradiation. On other hand, thermal effects found play dominant role case...

This single-center study reviews our experience with cardiac myxomas over the past decade.Sixty-two patients (23 male) median age 38 years (range: 8 to 69 years) underwent excision of primary or recurrent between 2000 and 2009. Patients were evaluated echocardiography preoperatively annually postoperatively. Follow-up is current for all survivors (range 13 months 10 years).Fifty-two had left atrial myxomas, seven right atrial, two biatrial, one ventricular. Three cases familial. Maximum...

The emergence of methicillin-resistant Staphylococcus aureus (MRSA) has posed a challenge in the treatment neurosurgical patients. authors investigated impact MRSA colonization and infection population at community-based, tertiary care referral center.Hospitalized patients under Kaiser Permanente inpatient neurosurgery service were prospectively entered into database. In Phase I study, 492 consecutive followed. Per hospital policy, 260 from this group who admitted to intensive unit (ICU)...

Nephrotoxicity from non-steroidal anti-inflammatory drugs (NSAID) is well recognized. We report a case of severe hypokalaemia and weakness due to renal tubular acidosis in young woman who was taking 40-60 tablets per day Nurofen Plus ® (ibuprofen 200 mg codeine phosphate 12·8 mg). Proprietary brands ibuprofen are freely available the public those containing may be potentially subject abuse. This highlights need aware this potential life-threatening electrolyte acid-base disturbances that...

The objective of this study was to evaluate the effectiveness acute normovolemic hemodilution (ANH) as a sole method reducing allogenic blood requirement in patients undergoing primary elective valve surgery. One hundred eighty eight surgery were prospectively randomized into two groups: Group I (n=100) acted control and II (n=88) autologous removed (10% estimated volume with hemoglobin (Hb) > 12g% 7% when Hb < 12g%) pre-cardiopulmonary bypass (CPB) period for subsequent re-transfusion after...

Background: Spinal anesthesia is the technique of choice in cesarean sections, but it not widely accepted severe pre-eclampsia due to fear sudden and extensive sympathetic blockade. The aim present study was compare heart rate (HR), systolic blood pressure (SBP), diastolic (DBP), mean arterial (MAP), phenyl ephrine requirement, neonatal outcome between normotensive pre-eclamptic women undergoing section under spinal anesthesia. Materials Methods: A total 30 healthy (group 1) (BP > 160/110...

Context: Brachial plexus block is effective with good postoperative analgesia in upper limb surgery has gained importance as it safe, low cost, and maintains stable hemodynamics intraoperatively. To decrease the onset time prolong duration of nerve bicarbonate, opioids (morphine, fentanyl, etc.), sympathomimetic agents (epinephrine, phenylephrine, α-2 agonists (clonidine dexmedetomidine), calcium channel blocker (verapamil), magnesium sulfate, etc., were studied local anesthetics their...

We developed an intelligent MEMS sensor with data processing ability for acquisition and conversion at low power consumption. It enables the sensing device efficient distributed processing. employed a reservoir which integrates computing functions in single structure. In this research we designed frequency modulated capacitive accelerometer characterized its response. The measured response was used simulation of time series prediction machine learning task successfully demonstrated.

This paper reports physical reservoir computing (PRC) using a single nonlinear electrostatic resonator and demonstrates its high memory capacity at "edge of chaos." The is simple doubly supported fabricated from silicon-on-insulator wafer. We proposed PRC system without feedback loop, in which relies on the decay time high-Q resonator. benchmark task results indicate that shows good linear capacities resonance maximum was obtained vicinity instability edge frequency response.